TY 2025 Form 990

- TIN:

Form990

Department of the TreasuryInternal Revenue Service

Return of Organization Exempt From Income Tax

Under section 501(c), 527, or 4947(a)(1) of the Internal Revenue Code (except private foundations)

Do not enter social security numbers on this form as it may be made public.

Go to www.irs.gov/Form990 for instructions and the latest information.

OMB No. 1545-0047

2025

Open to Public Inspection

A For the 2025 calendar year, or tax year beginning 01-01-2025 , and ending 12-31-2025

BCheck if applicable: Address change Name change Initial return Final return/terminated Amended return Application pending

CName of organization
CARNEGIE LIBRARY OF PITTSBURGH

Doing business as

Number and street (or P.O. box if mail is not delivered to street address)
4400 FORBES AVENUE

Room/suite

City or town, state or province, country, and ZIP or foreign postal code
PITTSBURGH, PA15213

D Employer identification number

25-0965281

E Telephone number

G Gross receipts $ 49,127,916

F Name and address of principal officer:
ANDREW MEDLAR
4400 FORBES AVENUE
PITTSBURGH,PA15213

Tax-exempt status: 501(c)(3) 501(c) ( ) (insert no.) 4947(a)(1) or 527

Website:

WWW.CARNEGIELIBRARY.ORG

H(a)

Is this a group return for
subordinates? Yes No

H(b)

Are all subordinates
included?

Yes No

If "No," attach a list. See instructions.

H(c)

Group exemption number

K Form of organization: Corporation Trust Association Other

L Year of formation: 1895

M State of legal domicile: PA

Part I

Summary

1	Briefly describe the organization’s mission or most significant activities: TO FOSTER LITERACY, ENABLE EXPLORATION, AND CREATE CONNECTIONS WITH ALL OUR NEIGHBORS.
2	Check this box
3	Number of voting members of the governing body (Part VI, line 1a) ........	3	36
4	Number of independent voting members of the governing body (Part VI, line 1b) .....	4	36
5	Total number of individuals employed in calendar year 2025 (Part V, line 2a) ......	5	549
6	Total number of volunteers (estimate if necessary) .............	6	189
7a	Total unrelated business revenue from Part VIII, column (C), line 12 ........	7a	0
b	Net unrelated business taxable income from Form 990-T, Part I, line 11 .........	7b

		Prior Year	Current Year
8	Contributions and grants (Part VIII, line 1h) .........	43,520,474	45,038,823
9	Program service revenue (Part VIII, line 2g) .........	204,627	220,337
10	Investment income (Part VIII, column (A), lines 3, 4, and 7d ) ....	2,812,352	2,810,780
11	Other revenue (Part VIII, column (A), lines 5, 6d, 8c, 9c, 10c, and 11e)	806,779	123,986
12	Total revenue—add lines 8 through 11 (must equal Part VIII, column (A), line 12)	47,344,232	48,193,926
13	Grants and similar amounts paid (Part IX, column (A), lines 1–3 )...		0
14	Benefits paid to or for members (Part IX, column (A), line 4).....		0
15	Salaries, other compensation, employee benefits (Part IX, column (A), lines 5–10)	26,342,977	27,896,981
16a	Professional fundraising fees (Part IX, column (A), line 11e) .....		0
b	Total fundraising expenses (Part IX, column (D), line 25) 1,102,316
17	Other expenses (Part IX, column (A), lines 11a–11d, 11f–24e)....	19,118,612	19,281,061
18	Total expenses. Add lines 13–17 (must equal Part IX, column (A), line 25)	45,461,589	47,178,042
19	Revenue less expenses. Subtract line 18 from line 12.......	1,882,643	1,015,884
		Beginning of Current Year	End of Year
20	Total assets (Part X, line 16).............	141,307,339	145,288,020
21	Total liabilities (Part X, line 26).............	10,929,340	8,448,913
22	Net assets or fund balances. Subtract line 21 from line 20.....	130,377,999	136,839,107

Part II

Signature Block

Under penalties of perjury, I declare that I have examined this return, including accompanying schedules and statements, and to the best of my knowledge and belief, it is true, correct, and complete. Declaration of preparer (other than officer) is based on all information of which preparer has any knowledge.

Sign Here

	Signature of officer	Date

	Type or print name and title

Paid Preparer Use Only

Print/Type preparer's name

Preparer's signature

Date

Check if
self-employed

PTIN

Firm's name

Firm's EIN

Firm's address

Phone no.

May the IRS discuss this return with the preparer shown above? See Instructions. ..........YesNo

For Paperwork Reduction Act Notice, see the separate instructions.

Cat. No. 11282Y Form 990 (2025)

Form 990 (2025)

Page 2

Part III

Statement of Program Service Accomplishments

Check if Schedule O contains a response or note to any line in this Part III..............

Briefly describe the organization’s mission: THE MISSION OF CARNEGIE LIBRARY OF PITTSBURGH IS TO FOSTER LITERACY, ENABLE EXPLORATION, AND CREATE CONNECTIONS WITH ALL OUR NEIGHBORS. SEE FULL DESCRIPTION IN SCHEDULE O.

Did the organization undertake any significant program services during the year which were not listed on
the prior Form 990 or 990-EZ? ..................... Yes No

If "Yes," describe these new services on Schedule O.

Did the organization cease conducting, or make significant changes in how it conducts, any program
services? ........................... Yes No

If "Yes," describe these changes on Schedule O.

Describe the organization’s program service accomplishments for each of its three largest program services, as measured by expenses. Section 501(c)(3) and 501(c)(4) organizations are required to report the amount of grants and allocations to others, the total expenses, and revenue, if any, for each program service reported.


4a	(Code: ) (Expenses $ 40,155,621 including grants of $ ) (Revenue $ 220,337 )
	ANDREW CARNEGIE ONCE ENVISIONED PUBLIC LIBRARIES AS PLACES OF LEARNING AND EQUAL OPPORTUNITY. SINCE 1895, CARNEGIE LIBRARY OF PITTSBURGH (CLP) HAS BEEN PRESENT FOR EVERY CHALLENGE AND OPPORTUNITY FACING OUR COMMUNITY WHILE ALSO ENGAGING PEOPLE IN LITERACY AND LEARNING. WHILE BOOKS AND MATERIALS REMAIN THE HEART OF THE LIBRARY, CLP HAS TRANSFORMED INTO A COMMUNITY CORNERSTONE THAT FOCUSES ON EDUCATION, WORKFORCE AND ECONOMIC DEVELOPMENT, AND NEIGHBORHOOD VITALITY. THE LIBRARY EMPOWERS PEOPLE OF THE PITTSBURGH REGION AND HELPS TRANSFORM THEIR LIVES THROUGH LIFELONG LEARNING, DIGITAL LITERACY, AND CONNECTIONS TO OTHERS. AT THE LIBRARY, IDEAS, PEOPLE, AND COMMUNITY PARTNERS INTERACT TO CREATE POSITIVE CHANGE. (CONTINUED ON SCHEDULE O)

4b	(Code: ) (Expenses $ including grants of $ ) (Revenue $ )












4c	(Code: ) (Expenses $ including grants of $ ) (Revenue $ )












4d	Other program services (Describe in Schedule O.)
	(Expenses $ including grants of $ ) (Revenue $ )
4e	Total program service expenses40,155,621

Form 990 (2025)

Page 3

Part IV

Checklist of Required Schedules

Yes

Is the organization described in section 501(c)(3) or 4947(a)(1) (other than a private foundation)? If "Yes," complete Schedule A Click to see attachment

List of Attached Documents:

// Content

.....................

Yes

Is the organization required to complete Schedule B, Schedule of Contributors? See instructions. Click to see attachment

List of Attached Documents:

// Content

...

Yes

Did the organization engage in direct or indirect political campaign activities on behalf of or in opposition to candidates for public office? If "Yes," complete Schedule C, Part I Click to see attachment

List of Attached Documents:

// Content

.............

Section 501(c)(3) organizations. Did the organization engage in lobbying activities, or have a section 501(h) election in effect during the tax year? If "Yes," complete Schedule C, Part II Click to see attachment

List of Attached Documents:

// Content

.........

Yes

Is the organization a section 501(c)(4), 501(c)(5), or 501(c)(6) organization that receives membership dues, assessments, or similar amounts as defined in Rev. Proc. 98-19? If "Yes," complete Schedule C, Part III Click to see attachment

List of Attached Documents:

// Content

Did the organization maintain any donor advised funds or any similar funds or accounts for which donors have the right to provide advice on the distribution or investment of amounts in such funds or accounts? If "Yes," complete Schedule D, Part I Click to see attachment

List of Attached Documents:

// Content

.........................

Did the organization receive or hold a conservation easement, including easements to preserve open space,
the environment, historic land areas, or historic structures? If "Yes," complete Schedule D, Part II Click to see attachment

List of Attached Documents:

// Content

....

Did the organization maintain collections of works of art, historical treasures, or other similar assets? If "Yes,"
complete Schedule D, Part III Click to see attachment

List of Attached Documents:

// Content

..............

Yes

Did the organization report an amount in Part X, line 21 for escrow or custodial account liability; serve as a custodian for amounts not listed in Part X; or provide credit counseling, debt management, credit repair, or debt negotiation services? If "Yes," complete Schedule D, Part IV Click to see attachment

List of Attached Documents:

// Content

..............

Did the organization, directly or through a related organization, hold assets in temporarily restricted endowments, permanent endowments, or quasi endowments? If "Yes," complete Schedule D, Part V Click to see attachment

List of Attached Documents:

// Content

......

Yes

If the organization’s answer to any of the following questions is "Yes," then complete Schedule D, Parts VI, VII, VIII, IX, or X, as applicable.

Did the organization report an amount for land, buildings, and equipment in Part X, line 10? If "Yes," complete
Schedule D, Part VI. Click to see attachment

List of Attached Documents:

// Content

...................

11a

Yes

Did the organization report an amount for investments—other securities in Part X, line 12 that is 5% or more of its total assets reported in Part X, line 16? If "Yes," complete Schedule D, Part VII Click to see attachment

List of Attached Documents:

// Content

.......

11b

Did the organization report an amount for investments—program related in Part X, line 13 that is 5% or more of its total assets reported in Part X, line 16? If "Yes," complete Schedule D, Part VIII Click to see attachment

List of Attached Documents:

// Content

.......

11c

Did the organization report an amount for other assets in Part X, line 15 that is 5% or more of its total assets reported in Part X, line 16? If "Yes," complete Schedule D, Part IX Click to see attachment

List of Attached Documents:

// Content

............

11d

Yes

Did the organization report an amount for other liabilities in Part X, line 25? If "Yes," complete Schedule D, Part X Click to see attachment

List of Attached Documents:

// Content

11e

Yes

Did the organization’s separate or consolidated financial statements for the tax year include a footnote that addresses the organization’s liability for uncertain tax positions under FIN 48 (ASC 740)? If "Yes," complete Schedule D, Part X Click to see attachment

List of Attached Documents:

// Content

11f

12a

Did the organization obtain separate, independent audited financial statements for the tax year? If "Yes," complete
Schedule D, Parts XI and XII Click to see attachment

List of Attached Documents:

// Content

......................

12a

Was the organization included in consolidated, independent audited financial statements for the tax year? If "Yes," and if the organization answered "No" to line 12a, then completing Schedule D, Parts XI and XII is optional Click to see attachment

List of Attached Documents:

// Content

12b

Yes

Is the organization a school described in section 170(b)(1)(A)(ii)? If "Yes," complete Schedule E

14a

Did the organization maintain an office, employees, or agents outside of the United States? .....

14a

Did the organization have aggregate revenues or expenses of more than $10,000 from grantmaking, fundraising, business, investment, and program service activities outside the United States, or aggregate foreign investments valued at $100,000 or more? If "Yes," complete Schedule F, Parts I and IV.........

14b

Did the organization report on Part IX, column (A), line 3, more than $5,000 of grants or other assistance to or for any foreign organization? If “Yes,” complete Schedule F, Parts II and IV.....

Did the organization report on Part IX, column (A), line 3, more than $5,000 of aggregate grants or other assistance to or for foreign individuals? If “Yes,” complete Schedule F, Parts III and IV...

Did the organization report a total of more than $15,000 of expenses for professional fundraising services on Part IX, column (A), lines 6 and 11e? If "Yes," complete Schedule G, Part I. See instructions. .... Click to see attachment

List of Attached Documents:

// Content

Did the organization report more than $15,000 total of fundraising event gross income and contributions on Part VIII, lines 1c and 8a? If "Yes," complete Schedule G, Part II............ Click to see attachment

List of Attached Documents:

// Content

Yes

Did the organization report more than $15,000 of gross income from gaming activities on Part VIII, line 9a? If "Yes," complete Schedule G, Part III................... Click to see attachment

List of Attached Documents:

// Content

20a

Did the organization operate one or more hospital facilities? If "Yes," complete Schedule H....

20a

If "Yes" to line 20a, did the organization attach a copy of its audited financial statements to this return?

20b

Did the organization report more than $5,000 of grants or other assistance to any domestic organization or domestic government on Part IX, column (A), line 1? If “Yes,” complete Schedule I, Parts I and II.....

Form 990 (2025)

Page 4

Part IV

Checklist of Required Schedules (continued)

Yes

Did the organization report more than $5,000 of grants or other assistance to or for domestic individuals on Part IX, column (A), line 2? If “Yes,” complete Schedule I, Parts I and III........

Did the organization answer "Yes" to Part VII, Section A, line 3, 4, or 5, about compensation of the organization’s current and former officers, directors, trustees, key employees, and highest compensated employees? If "Yes," complete Schedule J....................... Click to see attachment

List of Attached Documents:

// Content

Yes

24a

Did the organization have a tax-exempt bond issue with an outstanding principal amount of more than $100,000 as of the last day of the year, that was issued after December 31, 2002? If “Yes,” answer lines 24b through 24d and complete Schedule K. If “No,” go to line 25a............... Click to see attachment

List of Attached Documents:

// Content

24a

Yes

Did the organization invest any proceeds of tax-exempt bonds beyond a temporary period exception?...

24b

Did the organization maintain an escrow account other than a refunding escrow at any time during the year
to defease any tax-exempt bonds? ...............

24c

Did the organization act as an "on behalf of" issuer for bonds outstanding at any time during the year?...

24d

25a

Section 501(c)(3), 501(c)(4), and 501(c)(29) organizations. Did the organization engage in an excess benefit transaction with a disqualified person during the year? If "Yes," complete Schedule L, Part I ....

25a

Is the organization aware that it engaged in an excess benefit transaction with a disqualified person in a prior year, and that the transaction has not been reported on any of the organization’s prior Forms 990 or 990-EZ? If "Yes," complete Schedule L, Part I.......................

25b

Did the organization report any amount on Part X, line 5 or 22 for receivables from or payables to any current or former officer, director, trustee, key employee, creator or founder, substantial contributor, or 35% controlled entity or family member of any of these persons? If "Yes," complete Schedule L, Part II...........

Did the organization provide a grant or other assistance to any current or former officer, director, trustee, key employee, creator or founder, substantial contributor, or employee thereof, a grant selection committee member, or to a 35% controlled entity (including an employee thereof) or family member of any of these persons?

If "Yes," complete

Schedule L, Part III.........................

Was the organization a party to a business transaction with one of the following parties (see the Schedule L, Part IV instructions for applicable filing thresholds, conditions, and exceptions):

A current or former officer, director, trustee, key employee, creator or founder, or substantial contributor? If "Yes," complete Schedule L, Part IV......................

28a

A family member of any individual described in line 28a? If "Yes," complete Schedule L, Part IV.....

28b

A 35% controlled entity of one or more individuals and/or organizations described in line 28a or 28b? If "Yes," complete Schedule L, Part IV.....................

28c

Did the organization receive more than $25,000 in non-cash contributions? If "Yes," complete Schedule M.. Click to see attachment

List of Attached Documents:

// Content

Yes

Did the organization receive contributions of art, historical treasures, or other similar assets, or qualified conservation contributions? If "Yes," complete Schedule M ................. Click to see attachment

List of Attached Documents:

// Content

Did the organization liquidate, terminate, or dissolve and cease operations? If "Yes," complete Schedule N, Part I

Did the organization sell, exchange, dispose of, or transfer more than 25% of its net assets? If "Yes," complete Schedule N, Part II........................

Did the organization own 100% of an entity disregarded as separate from the organization under Regulations sections 301.7701-2 and 301.7701-3? If "Yes," complete Schedule R, Part I............ Click to see attachment

List of Attached Documents:

// Content

Was the organization related to any tax-exempt or taxable entity? If "Yes," complete Schedule R, Part II, III, or IV, and Part V, line 1......................... Click to see attachment

List of Attached Documents:

// Content

Yes

35a

Did the organization have a controlled entity within the meaning of section 512(b)(13)?

35a

If ‘Yes’ to line 35a, did the organization receive any payment from or engage in any transaction with a controlled entity within the meaning of section 512(b)(13)? If "Yes," complete Schedule R, Part V, line 2 ...

35b

Section 501(c)(3) organizations. Did the organization make any transfers to an exempt non-charitable related organization? If "Yes," complete Schedule R, Part V, line 2............. Click to see attachment

List of Attached Documents:

// Content

Did the organization conduct more than 5% of its activities through an entity that is not a related organization and that is treated as a partnership for federal income tax purposes? If "Yes," complete Schedule R, Part VI Click to see attachment

List of Attached Documents:

// Content

Did the organization complete Schedule O and provide explanations on Schedule O for Part VI, lines 11b and 19? Note. All Form 990 filers are required to complete Schedule O. ............

Yes

Part V

Statements Regarding Other IRS Filings and Tax Compliance
Check if Schedule O contains a response or note to any line in this Part V...........

Yes

Enter the number reported in box 3 of Form 1096. Enter -0- if not applicable ..

Enter the number of Forms W-2G included on line 1a. Enter -0- if not applicable .

Did the organization comply with backup withholding rules for reportable payments to vendors and reportable gaming (gambling) winnings to prize winners? ..................

Form 990 (2025)

Page 5

Part V

Statements Regarding Other IRS Filings and Tax Compliance (continued)

Enter the number of employees reported on Form W-3, Transmittal of Wage and
Tax Statements, filed for the calendar year ending with or within the year covered by this return ..................

549

If at least one is reported on line 2a, did the organization file all required federal employment tax returns?

Yes

Did the organization have unrelated business gross income of $1,000 or more during the year?...

If “Yes,” has it filed a Form 990-T for this year? If “No” to line 3b, provide an explanation in Schedule O...

At any time during the calendar year, did the organization have an interest in, or a signature or other authority over, a financial account in a foreign country (such as a bank account, securities account, or other financial account)? ..

If "Yes," enter the name of the foreign country:
See instructions for filing requirements for FinCEN Form 114, Report of Foreign Bank and Financial Accounts (FBAR).

Was the organization a party to a prohibited tax shelter transaction at any time during the tax year? ..

Did any taxable party notify the organization that it was or is a party to a prohibited tax shelter transaction?

If "Yes," to line 5a or 5b, did the organization file Form 8886-T? ............

Does the organization have annual gross receipts that are normally greater than $100,000, and did the organization solicit any contributions that were not tax deductible as charitable contributions? ...

If "Yes," did the organization include with every solicitation an express statement that such contributions or gifts were not tax deductible? ......................

Organizations that may receive deductible contributions under section 170(c).

Did the organization receive a payment in excess of $75 made partly as a contribution and partly for goods and services provided to the payor? ....................

Yes

If "Yes," did the organization notify the donor of the value of the goods or services provided? .....

Yes

Did the organization sell, exchange, or otherwise dispose of tangible personal property for which it was required to file Form 8282? .........................

If "Yes," indicate the number of Forms 8282 filed during the year ....

Did the organization receive any funds, directly or indirectly, to pay premiums on a personal benefit contract?

Did the organization, during the year, pay premiums, directly or indirectly, on a personal benefit contract? ..

If the organization received a contribution of qualified intellectual property, did the organization file Form 8899 as required? ......................

If the organization received a contribution of cars, boats, airplanes, or other vehicles, did the organization file a Form 1098-C? ..........................

Sponsoring organizations maintaining donor advised funds. Did a donor advised fund maintained by the sponsoring organization have excess business holdings at any time during the year? ........

Sponsoring organizations maintaining donor advised funds.

Did the sponsoring organization make any taxable distributions under section 4966?........

Did the sponsoring organization make a distribution to a donor, donor advisor, or related person?...

Section 501(c)(7) organizations. Enter:

Initiation fees and capital contributions included on Part VIII, line 12 ...

10a

Gross receipts, included on Form 990, Part VIII, line 12, for public use of club facilities

10b

Section 501(c)(12) organizations. Enter:

Gross income from members or shareholders .........

11a

Gross income from other sources. (Do not net amounts due or paid to other sources against amounts due or received from them.) ..........

11b

12a

Section 4947(a)(1) non-exempt charitable trusts. Is the organization filing Form 990 in lieu of Form 1041?

12a

If "Yes," enter the amount of tax-exempt interest received or accrued during the year.

12b

Section 501(c)(29) qualified nonprofit health insurance issuers.

Is the organization licensed to issue qualified health plans in more than one state? .........
Note. See the instructions for additional information the organization must report on Schedule O.

13a

Enter the amount of reserves the organization is required to maintain by the states in which the organization is licensed to issue qualified health plans ....

13b

Enter the amount of reserves on hand ............

13c

14a

Did the organization receive any payments for indoor tanning services during the tax year?.....

14a

If "Yes," has it filed a Form 720 to report these payments? If "No," provide an explanation in Schedule O..

14b

Is the organization subject to the section 4960 tax on payment(s) of more than $1,000,000 in remuneration or excess parachute payment(s) during the year? ....................
If "Yes," see the instructions and file Form 4720, Schedule N.

Is the organization an educational institution subject to the section 4968 excise tax on net investment income? ..
If "Yes," complete Form 4720, Schedule O.

Section 501(c)(21) organizations. Did the trust, or any disqualified or other person engage in any activities that would result in the imposition of an excise tax under section 4951, 4952, or 4953? ..
If "Yes," complete Form 6069.

Form 990 (2025)

Page 6

Part VI

Governance, Management, and Disclosure. For each "Yes" response to lines 2 through 7b below, and for a "No" response to lines 8a, 8b, or 10b below, describe the circumstances, processes, or changes in Schedule O. See instructions.

Check if Schedule O contains a response or note to any line in this Part VI..............

Section A. Governing Body and Management

Yes

Enter the number of voting members of the governing body at the end of the tax year

If there are material differences in voting rights among members of the governing body, or if the governing body delegated broad authority to an executive committee or similar committee, explain in Schedule O.

Enter the number of voting members included in line 1a, above, who are independent

Did any officer, director, trustee, or key employee have a family relationship or a business relationship with any other officer, director, trustee, or key employee? .................

Did the organization delegate control over management duties customarily performed by or under the direct supervision of officers, directors or trustees, or key employees to a management company or other person? .

Did the organization make any significant changes to its governing documents since the prior Form 990 was filed? .

Did the organization become aware during the year of a significant diversion of the organization’s assets? .

Did the organization have members or stockholders? ................

Did the organization have members, stockholders, or other persons who had the power to elect or appoint one or more members of the governing body? ....................

Are any governance decisions of the organization reserved to (or subject to approval by) members, stockholders, or persons other than the governing body? ...................

Did the organization contemporaneously document the meetings held or written actions undertaken during the year by the following:

The governing body? .......................

Yes

Each committee with authority to act on behalf of the governing body? ............

Yes

Is there any officer, director, trustee, or key employee listed in Part VII, Section A, who cannot be reached at the organization’s mailing address? If "Yes," provide the names and addresses in Schedule O.......

Section B. Policies (This Section B requests information about policies not required by the Internal Revenue Code.)

Yes

10a

Did the organization have local chapters, branches, or affiliates? ............

10a

If "Yes," did the organization have written policies and procedures governing the activities of such chapters, affiliates, and branches to ensure their operations are consistent with the organization's exempt purposes?

10b

11a

Has the organization provided a complete copy of this Form 990 to all members of its governing body before filing the form? ............................

11a

Yes

Describe on Schedule O the process, if any, used by the organization to review this Form 990. .....

12a

Did the organization have a written conflict of interest policy? If "No," go to line 13.......

12a

Yes

Were officers, directors, or trustees, and key employees required to disclose annually interests that could give rise to conflicts? ..........................

12b

Yes

Did the organization regularly and consistently monitor and enforce compliance with the policy? If "Yes," describe on Schedule O how this was done...................

12c

Yes

Did the organization have a written whistleblower policy? ...............

Yes

Did the organization have a written document retention and destruction policy? .........

Yes

Did the process for determining compensation of the following persons include a review and approval by independent persons, comparability data, and contemporaneous substantiation of the deliberation and decision?

The organization’s CEO, Executive Director, or top management official ...........

15a

Yes

Other officers or key employees of the organization ................

15b

Yes

If "Yes" to line 15a or 15b, describe the process on Schedule O. See instructions.

16a

Did the organization invest in, contribute assets to, or participate in a joint venture or similar arrangement with a taxable entity during the year? ......................

16a

If "Yes," did the organization follow a written policy or procedure requiring the organization to evaluate its participation in joint venture arrangements under applicable federal tax law, and take steps to safeguard the organization’s exempt status with respect to such arrangements? ............

16b

Section C. Disclosure

List the states with which a copy of this Form 990 is required to be filed

Section 6104 requires an organization to make its Form 1023 (1024 or 1024-A, if applicable), 990, and 990-T (section 501(c)(3)s only) available for public inspection. Indicate how you made these available. Check all that apply.

Own website Another's website Upon request Other (explain in Schedule O)

Describe in Schedule O whether (and if so, how) the organization made its governing documents, conflict of interest policy, and financial statements available to the public during the tax year.

State the name, address, and telephone number of the person who possesses the organization's books and records:
LINDA BARSEVICH4400 FORBES AVENUE PITTSBURGH,PA15213 (412) 622-3104

Form 990 (2025)

Page 7

Part VII

Compensation of Officers, Directors,Trustees, Key Employees, Highest Compensated Employees, and Independent Contractors

Check if Schedule O contains a response or note to any line in this Part VII..............

Section A. Officers, Directors, Trustees, Key Employees, and Highest Compensated Employees

1a Complete this table for all persons required to be listed. Report compensation for the calendar year ending with or within the organization’s tax year.
RoundBullet

List all of the organization’s current officers, directors, trustees (whether individuals or organizations), regardless of amount
of compensation. Enter -0- in columns (D), (E), and (F) if no compensation was paid.

List all of the organization’s current key employees, if any. See the instructions for definition of "key employee."

List the organization’s five current highest compensated employees (other than an officer, director, trustee or key employee)
who received reportable compensation (box 5 of Form W-2, box 6 of Form 1099-MISC, and/or box 1 of Form 1099-NEC) of more than $100,000 from the organization and any related organizations.

List all of the organization’s former officers, key employees, or highest compensated employees who received more than $100,000
of reportable compensation from the organization and any related organizations.

List all of the organization’s former directors or trustees that received, in the capacity as a former director or trustee of the
organization, more than $10,000 of reportable compensation from the organization and any related organizations.

See the instructions for the order in which to list the persons above.

Check this box if neither the organization nor any related organization compensated any current officer, director, or trustee.

(A) Name and title	(B) Average hours per week (list any hours for related organizations below dotted line)	(C) Position (do not check more than one box, unless person is both an officer and a director/trustee)			(D) Reportable compensation from the organization (W-2/1099-MISC/1099-NEC)	(E) Reportable compensation from related organizations (W-2/1099-MISC/1099-NEC)	(F) Estimated amount of other compensation from the organization and related organizations
(A) Name and title
(1) ANDREW MEDLAR...................................................................... PRESIDENT &	37.50 ................. 1.00		X		266,622	0	34,036
(2) LINDA BARSEVICH...................................................................... DIR FINANCE	37.50 ................. 1.00		X		177,027	0	28,438
(3) KARLYN VOSS...................................................................... DIR EXT & GO	37.50 ................. 1.00		X		152,581	0	28,116
(4) MARY MONAGHAN...................................................................... DIR PUBLIC S	37.50 .................			X	160,510	0	17,425
(5) RON GRAZIANO...................................................................... DIR FACILITI	37.50 .................			X	151,088	0	26,638
(6) DEBORAH ROGERS...................................................................... DIR IDEA	37.50 .................			X	130,318	0	15,497
(7) PAUL VANDERWIEL...................................................................... DIR HUMAN RE	37.50 .................			X	139,187	0	27,423
(8) MOLLY BENNETT...................................................................... DIR COMMUNIC	37.50 .................			X	139,860	0	16,176
(9) MARC BROWN...................................................................... CHAIR	5.00 .................	X	X		0	0	0
(10) LASHAWNDA THOMAS...................................................................... VICE CHAIR	5.00 .................	X	X		0	0	0
(11) LAURA MILLER...................................................................... VICE CHAIR	5.00 .................	X	X		0	0	0
(12) ERIKA STRASSBURGER...................................................................... SECRETARY	5.00 .................	X	X		0	0	0
(13) SUE KIRSCH...................................................................... TREASURER	5.00 .................	X	X		0	0	0
(14) ELIZABETH BARAN JOINED 2025...................................................................... TRUSTEE	1.00 .................	X			0	0	0
(15) MOLLY BREAN...................................................................... TRUSTEE	1.00 .................	X			0	0	0
(16) JOEL BERNARD LEFT 525...................................................................... TRUSTEE	1.00 .................	X			0	0	0
(17) ANNE CHEN JOINED 2025...................................................................... TRUSTEE	1.00 .................	X			0	0	0

Form 990 (2025)

Page 8

Part VII

Section A. Officers, Directors, Trustees, Key Employees, and Highest Compensated Employees (continued)

(A) Name and title	(B) Average hours per week (list any hours for related organizations below dotted line)	(C) Position (do not check more than one box, unless person is both an officer and a director/trustee)	(D) Reportable compensation from the organization (W-2/1099-MISC/1099-NEC)	(E) Reportable compensation from related organizations (W-2/1099-MISC/1099-NEC)	(F) Estimated amount of other compensation from the organization and related organizations
(A) Name and title
(18) NICK CERTO........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(19) JAY COSTA........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(20) KENYOKEE CROWELL........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(21) SAM DEMARCO LEFT 225........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(22) PATRICK DOWD........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(23) MIKE EMBRESCIA JOINED 2025........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(24) AMY ERICSON........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(25) TRISHA GADSON........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(26) DEB GROSS........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(27) BETHANY HALLAM........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(28) CAROLYN HESS ABRAHAM........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(29) JAMES HILL........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(30) PAUL KLEIN JOINED 2025........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(31) R DANIEL LAVELLE........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(32) ANDREW MCEVOY........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(33) LAFE METZ........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(34) DAN MILLER LEFT 525........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(35) ALICE MITINGER........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(36) DEBORAH MOSS........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(37) JAKE PAWLAK........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(38) JAMIE PIOTROWSKI........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(39) CARY REED........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(40) JOHN RHOADES........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(41) CAROL ROBINSON........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(42) PAT SIGER........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(43) GIA TATONE LEFT 525........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(44) LOU TESTONI........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(45) BARBARA WARWICK........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(46) ALLEGRA WILES........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(47) DAMON YOUNG JOINED 2025........................................................................ TRUSTEE	1.00 .......................	X	0	0	0
(48) GREGORY ZOVKO........................................................................ TRUSTEE	1.00 .......................	X	0	0	0

1b	Sub-Total..............
c	Total from continuation sheets to Part VII, Section A..
d	Total (add lines 1b and 1c).........	1,317,193	193,749

Total number of individuals (including but not limited to those listed above) who received more than $100,000 of reportable compensation from the organization 10

Yes

Did the organization list any former officer, director or trustee, key employee, or highest compensated employee on line 1a? If "Yes," complete Schedule J for such individual ..............

For any individual listed on line 1a, is the sum of reportable compensation and other compensation from the organization and related organizations greater than $150,000? If "Yes," complete Schedule J for such
individual...........................

Yes

Did any person listed on line 1a receive or accrue compensation from any unrelated organization or individual for services rendered to the organization? If "Yes," complete Schedule J for such person ........

Section B. Independent Contractors

Complete this table for your five highest compensated independent contractors that received more than $100,000 of compensation from the organization. Report compensation for the calendar year ending with or within the organization’s tax year.

(A) Name and business address	(B) Description of services	(C) Compensation
BURCHICK CONSTRUCTION CO INC 500 LOWRIES RUN ROAD PITTSBURGH,PA15237	CONSTRUCTION	2,176,677
MINDFUL KREATIVE INC 64 ROBINHOOD DR CRANBERRY TWP,PA16066	ADVERTISING	587,333
FALLON ELECTRIC CO INC 875 SLEEPY HOLLOW ROAD PITTSBURGH,PA15234	ELECTRICAL SVCS	484,116
CARNEGIE MUSEUMS OF PITTSBURGH 4400 FORBES AVENUE PITTSBURGH,PA15213	FACILITIES, ETC	476,805
DISASTER RESTORATION SERVICES OF GREATER PITTSBURGH INC 544 FIFTH ST EXTENSION TRAFFORD,PA15085	RESTORATION	440,104
2 Total number of independent contractors (including but not limited to those listed above) who received more than $100,000 of compensation from the organization 26

Form 990 (2025)

Page 9

Part VIII

Statement of Revenue

Check if Schedule O contains a response or note to any line in this Part VIII.............

(A)
Total revenue

(B)
Related or
exempt
function
revenue

(D)
Revenue
excluded from
tax under sections
512 - 514

1a	Federated campaigns..		1a
b	Membership dues..		1b
c	Fundraising events..		1c	4,415
d	Related organizations		1d	1,300,000
e	Government grants (contributions)		1e	39,119,796

f	All other contributions, gifts, grants, and similar amounts not included above		1f	4,614,612

g	Noncash contributions included in lines 1a - 1f:$		1g	49,752

h Total. Add lines 1a-1f.......		45,038,823

		Business Code
2a	OTHER INCOME	900099	220,337	220,337
b
c
d
e
f	All other program service revenue.
g	Total. Add lines 2a–2f .....		220,337

3 Investment income (including dividends, interest, and othersimilar amounts) ......			2,137,473			2,137,473
4 Income from investment of tax-exempt bond proceeds
5 Royalties...........
			(i) Real	(ii) Personal
6a	Gross rents	6a	76,370
b	Less: rental expenses	6b
c	Rental income or (loss)	6c	76,370
d	Net rental income or (loss).......			76,370	76,370
			(i) Securities	(ii) Other
7a	Gross amount from sales of assets other than inventory	7a	1,574,297
b	Less: cost or other basis and sales expenses	7b	900,990
c	Gain or (loss)	7c	673,307
d	Net gain or (loss).........			673,307			673,307
8a	Gross income from fundraising events (not including $ 4,415of contributions reported on line 1c). See Part IV, line 18 ....
			8a	45,635
b	Less: direct expenses ...		8b	33,000
c	Net income or (loss) from fundraising events..			12,635
9a	Gross income from gaming activities. See Part IV, line 19 ...
			9a
b	Less: direct expenses ...		9b
c	Net income or (loss) from gaming activities..
10a	Gross sales of inventory, less returns and allowances ..
			10a
b	Less: cost of goods sold ..		10b
c	Net income or (loss) from sales of inventory..

Business Code
11a	INSURANCE PROCEEDS		900099	34,981	34,981
b
c
d	All other revenue ....
e	Total. Add lines 11a–11d ......			34,981
12	Total revenue. See instructions.....			48,193,926	331,688		2,810,780

Form 990 (2025)

Page 10

Part IX

Statement of Functional Expenses

Section 501(c)(3) and 501(c)(4) organizations must complete all columns. All other organizations must complete column (A).Check if Schedule O contains a response or note to any line in this Part IX..............

Do not include amounts reported on lines 6b, 7b, 8b, 9b, and 10b of Part VIII.		(A) Total expenses	(B) Program service expenses	(C) Management and general expenses	(D) Fundraising expenses

1	Grants and other assistance to domestic organizations and domestic governments. See Part IV, line 21 ....
2	Grants and other assistance to domestic individuals. See Part IV, line 22 ...........
3	Grants and other assistance to foreign organizations, foreign governments, and foreign individuals. See Part IV, lines 15 and 16. .............
4	Benefits paid to or for members .......
5	Compensation of current officers, directors, trustees, and key employees ...........	686,821		415,926	270,895
6	Compensation not included above, to disqualified persons (as defined under section 4958(f)(1)) and persons described in section 4958(c)(3)(B) .........
7	Other salaries and wages........	21,350,525	18,234,356	2,663,451	452,718
8	Pension plan accruals and contributions (include section 401(k) and 403(b) employer contributions) ....	867,609	712,518	132,008	23,083
9	Other employee benefits .......	3,392,077	2,908,323	445,162	38,592
10	Payroll taxes ...........	1,599,949	1,331,009	218,914	50,026
11	Fees for services (non-employees):
a	Management ......
b	Legal .........	213,485	2,440	211,045
c	Accounting ...........	59,900		59,900
d	Lobbying ...........	49,156			49,156
e	Professional fundraising services. See Part IV, line 17
f	Investment management fees ......	56,544	8,167	34,333	14,044
g	Other (If line 11g amount exceeds 10% of line 25, column (A) amount, list line 11g expenses on Schedule O)	1,753,755	1,466,792	285,283	1,680
12	Advertising and promotion ....	1,042,177	544,257	377,457	120,463
13	Office expenses .......
14	Information technology ......	924,419	450,021	431,388	43,010
15	Royalties ..
16	Occupancy ...........	3,681,840	3,681,180	660
17	Travel ............	46,711	30,769	12,150	3,792
18	Payments of travel or entertainment expenses for any federal, state, or local public officials .
19	Conferences, conventions, and meetings ....	196,819	152,869	39,295	4,655
20	Interest ...........	102,719	99,917	2,802
21	Payments to affiliates .......
22	Depreciation, depletion, and amortization ..	3,081,662	3,063,679	17,983
23	Insurance ...	434,762	27,398	407,364
24	Other expenses. Itemize expenses not covered above (List miscellaneous expenses in line 24e. If line 24e amount exceeds 10% of line 25, column (A) amount, list line 24e expenses on Schedule O.)
a	LIBRARY MATERIALS	6,112,738	6,112,738
b	OFFICE & PROGRAM SUPPLIES	1,436,259	1,241,073	164,984	30,202
c	VEHICLE EXPENSE	88,115	88,115
d
e	All other expenses
25	Total functional expenses. Add lines 1 through 24e	47,178,042	40,155,621	5,920,105	1,102,316
26	Joint costs. Complete this line only if the organization reported in column (B) joint costs from a combined educational campaign and fundraising solicitation. Check here if following SOP 98-2 (ASC 958-720).

Form 990 (2025)

Page 11

Part X

Balance Sheet

Check if Schedule O contains a response or note to any line in this Part IX..............

				(A) Beginning of year		(B) End of year

1	Cash–non-interest-bearing ........				1
2	Savings and temporary cash investments .........			18,227,164	2	15,785,609
3	Pledges and grants receivable, net ......			286,403	3	353,959
4	Accounts receivable, net .............			2,079,049	4	1,571,140
5	Loans and other receivables from any current or former officer, director, trustee, key employee, creator or founder, substantial contributor, or 35% controlled entity or family member of any of these persons .......
					5
6	Loans and other receivables from other disqualified persons (as defined under section 4958(f)(1)), and persons described in section 4958(c)(3)(B) ...
					6
7	Notes and loans receivable, net ...........				7
8	Inventories for sale or use ............			153,496	8	147,941
9	Prepaid expenses and deferred charges ......			1,662,444	9	1,393,301
10a	Land, buildings, and equipment: cost or other basis. Complete Part VI of Schedule D	10a	104,714,939
b	Less: accumulated depreciation	10b	48,678,902	55,550,981	10c	56,036,037
11	Investments—publicly traded securities .			49,798,621	11	56,178,253
12	Investments—other securities. See Part IV, line 11 .....				12
13	Investments—program-related. See Part IV, line 11 ..				13
14	Intangible assets ...............				14
15	Other assets. See Part IV, line 11 ...........			13,549,181	15	13,821,780
16	Total assets. Add lines 1 through 15 (must equal line 33)...			141,307,339	16	145,288,020

17	Accounts payable and accrued expenses .....	3,111,496	17	2,045,692
18	Grants payable ...		18
19	Deferred revenue .........		19
20	Tax-exempt bond liabilities .........	3,151,869	20	2,164,062
21	Escrow or custodial account liability. Complete Part IV of Schedule D		21
22	Loans and other payables to any current or former officer, director, trustee, key employee, creator or founder, substantial contributor, or 35% controlled entity or family member of any of these persons .........
			22
23	Secured mortgages and notes payable to unrelated third parties ..		23
24	Unsecured notes and loans payable to unrelated third parties ..		24
25	Other liabilities (including federal income tax, payables to related third parties, and other liabilities not included on lines 17 - 24). Complete Part X of Schedule D	4,665,975	25	4,239,159
26	Total liabilities. Add lines 17 through 25..	10,929,340	26	8,448,913

	Organizations that follow FASB ASC 958, check here and complete lines 27, 28, 32, and 33.
27	Net assets without donor restrictions ..........	88,885,233	27	92,258,303
28	Net assets with donor restrictions ...........	41,492,766	28	44,580,804
	Organizations that do not follow FASB ASC 958, check here and complete lines 29 through 33.
29	Capital stock or trust principal, or current funds .....		29
30	Paid-in or capital surplus, or land, building or equipment fund ...		30
31	Retained earnings, endowment, accumulated income, or other funds		31
32	Total net assets or fund balances ...........	130,377,999	32	136,839,107
33	Total liabilities and net assets/fund balances ........	141,307,339	33	145,288,020

Form 990 (2025)

Page 12

Part XI

Reconcilliation of Net Assets

Check if Schedule O contains a response or note to any line in this Part XI..............

Total revenue (must equal Part VIII, column (A), line 12) ............

48,193,926

Total expenses (must equal Part IX, column (A), line 25) ............

47,178,042

Revenue less expenses. Subtract line 2 from line 1 ..............

1,015,884

Net assets or fund balances at beginning of year (must equal Part X, line 32, column (A)) ..

130,377,999

Net unrealized gains (losses) on investments ...............

5,332,897

Donated services and use of facilities .................

Investment expenses .....................

Prior period adjustments .....................

Other changes in net assets or fund balances (explain in Schedule O) ........

112,327

Net assets or fund balances at end of year. Combine lines 3 through 9 (must equal Part X, line 32, column (B))

136,839,107

Part XII

Financial Statements and Reporting

Check if Schedule O contains a response or note to any line in this Part XII.............

Yes

Accounting method used to prepare the Form 990: Cash Accrual Other
If the organization changed its method of accounting from a prior year or checked "Other," explain on
Schedule O.

Were the organization’s financial statements compiled or reviewed by an independent accountant?

If ‘Yes,’ check a box below to indicate whether the financial statements for the year were compiled or reviewed on a separate basis, consolidated basis, or both:

Separate basis Consolidated basis Both consolidated and separate basis

Were the organization’s financial statements audited by an independent accountant?

Yes

If ‘Yes,’ check a box below to indicate whether the financial statements for the year were audited on a separate basis, consolidated basis, or both:

Separate basis Consolidated basis Both consolidated and separate basis

If "Yes," to line 2a or 2b, does the organization have a committee that assumes responsibility for oversight of the audit, review, or compilation of its financial statements and selection of an independent accountant?

Yes

If the organization changed either its oversight process or selection process during the tax year, explain in Schedule O.

As a result of a federal award, was the organization required to undergo an audit or audits as set forth in the Uniform Guidance, 2 C.F.R. Part 200, Subpart F?

If "Yes," did the organization undergo the required audit or audits? If the organization did not undergo the required audit or audits, explain why in Schedule O and describe any steps taken to undergo such audits.

Form 990 (2025)

Additional Data

Software ID:
Software Version:

Form 990, Special Condition Description:

Special Condition Description

- TIN:

SCHEDULE A
(Form 990)

Department of the Treasury
Internal Revenue Service

Public Charity Status and Public Support

Complete if the organization is a section 501(c)(3) organization or a section 4947(a)(1) nonexempt charitable trust.
Attach to Form 990 or Form 990-EZ.
Go to www.irs.gov/Form990 for instructions and the latest information.

OMB No. 1545-0047

2025

Open to Public
Inspection

Name of the organization

CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number

25-0965281

Part I

Reason for Public Charity Status (All organizations must complete this part.) See instructions.

The organization is not a private foundation because it is: (For lines 1 through 12, check only one box.)

A church, convention of churches, or association of churches described in section 170(b)(1)(A)(i).

A school described in section 170(b)(1)(A)(ii). (Attach Schedule E (Form 990).)

A hospital or a cooperative hospital service organization described in section 170(b)(1)(A)(iii).

A medical research organization operated in conjunction with a hospital described in section 170(b)(1)(A)(iii). Enter the hospital's name, city, and state:

An organization operated for the benefit of a college or university owned or operated by a governmental unit described in section 170(b)(1)(A)(iv). (Complete Part II.)

A federal, state, or local government or governmental unit described in section 170(b)(1)(A)(v).

An organization that normally receives a substantial part of its support from a governmental unit or from the general public described in section 170(b)(1)(A)(vi). (Complete Part II.)

A community trust described in section 170(b)(1)(A)(vi). (Complete Part II.)

An agricultural research organization described in 170(b)(1)(A)(ix) operated in conjunction with a land-grant college or university or a non-land grant college of agriculture. See instructions. Enter the name, city, and state of the college or university:

An organization that normally receives: (1) more than 33 1/3% of its support from contributions, membership fees, and gross receipts from activities related to its exempt functions—subject to certain exceptions, and (2) no more than 33 1/3% of its support from gross investment income and unrelated business taxable income (less section 511 tax) from businesses acquired by the organization after June 30, 1975. See section 509(a)(2). (Complete Part III.)

An organization organized and operated exclusively to test for public safety. See section 509(a)(4).

An organization organized and operated exclusively for the benefit of, to perform the functions of, or to carry out the purposes of one or more publicly supported organizations described in section 509(a)(1) or section 509(a)(2). See section 509(a)(3). Check the box on lines 12a through 12d that describes the type of supporting organization and complete lines 12e, 12f, and 12g.

Type I. A supporting organization operated, supervised, or controlled by its supported organization(s), typically by giving the supported organization(s) the power to regularly appoint or elect a majority of the directors or trustees of the supporting organization. You must complete Part IV, Sections A and B.

Type II. A supporting organization supervised or controlled in connection with its supported organization(s), by having control or management of the supporting organization vested in the same persons that control or manage the supported organization(s). You must complete Part IV, Sections A and C.

Type III functionally integrated. A supporting organization operated in connection with, and functionally integrated with, its supported organization(s) (see instructions). You must complete Part IV, Sections A, D, and E.

Type III non-functionally integrated. A supporting organization operated in connection with its supported organization(s) that is not functionally integrated. The organization must generally satisfy a distribution requirement and an attentiveness requirement (see instructions). You must complete Part IV, Sections A and D, and Part V.

Check this box if the organization received a written determination from the IRS that it is a Type I, Type II, Type III functionally integrated, or Type III non-functionally integrated supporting organization.

Enter the number of supported organizations ...........................

Provide the following information about the supported organization(s).

(i) Name of supported organization	(ii) EIN	(iv) Is the organization listed in your governing document?		(v) Amount of monetary support (see instructions)	(vi) Amount of other support (see instructions)
(i) Name of supported organization	(ii) EIN	Yes	No	(v) Amount of monetary support (see instructions)	(vi) Amount of other support (see instructions)


Total

For Paperwork Reduction Act Notice, see the Instructions for
Form 990 or 990-EZ.

Cat. No. 11285F

Schedule A (Form 990) 2025

Page 2

Part II

Support Schedule for Organizations Described in Sections 170(b)(1)(A)(iv) and 170(b)(1)(A)(vi)
(Complete only if you checked the box on line 5, 7, or 8 of Part I or if the organization failed to qualify under Part III. If the organization failed to qualify under the tests listed below, please complete Part III.)

Section A. Public Support

Calendar year (or fiscal year beginning in)		(a) 2021	(b) 2022	(c) 2023	(d) 2024	(e) 2025	(f) Total
1	Gifts, grants, contributions, and membership fees received. (Do not include any "unusual grant.") ..	37,292,166	35,418,843	38,331,409	39,210,508	40,429,928	190,682,854
2	Tax revenues levied for the organization's benefit and either paid to or expended on its behalf ....	4,809,552	4,796,216	4,836,235	4,309,966	4,608,895	23,360,864
3	The value of services or facilities furnished by a governmental unit to the organization without charge..
4	Total. Add lines 1 through 3	42,101,718	40,215,059	43,167,644	43,520,474	45,038,823	214,043,718
5	The portion of total contributions by each person (other than a governmental unit or publicly supported organization) included on line 1 that exceeds 2% of the amount shown on line 11, column (f) ..
6	Public support. Subtract line 5 from line 4.						214,043,718

Section B. Total Support

Calendar year (or fiscal year beginning in)		(a) 2021	(b) 2022	(c) 2023	(d) 2024	(e) 2025	(f) Total
7	Amounts from line 4..	42,101,718	40,215,059	43,167,644	43,520,474	45,038,823	214,043,718
8	Gross income from interest, dividends, payments received on securities loans, rents, royalties and income from similar sources...	86,850	231,159	986,938	2,075,689	2,137,473	5,518,109
9	Net income from unrelated business activities, whether or not the business is regularly carried on..
10	Other income. Do not include gain or loss from the sale of capital assets (Explain in Part VI.)..			2,550,686	747,547	34,981	3,333,214
11	Total support. Add lines 7 through 10						222,895,041

Gross receipts from related activities, etc. (see instructions) ..................

1,787,727

First 5 years. If the Form 990 is for the organization's first, second, third, fourth, or fifth tax year as a section 501(c)(3) organization, check this box and stop here ........................................

Section C. Computation of Public Support Percentage

Public support percentage for 2025 (line 6, column (f) divided by line 11, column (f)) .........

96.030 %

Public support percentage for 2024 Schedule A, Part II, line 14 ...............

96.820 %

16a

33 1/3% support test—2025. If the organization did not check the box on line 13, and line 14 is 33 1/3% or more, check this box
and stop here. The organization qualifies as a publicly supported organization .......................

33 1/3% support test—2024. If the organization did not check a box on line 13 or 16a, and line 15 is 33 1/3% or more, check this
box and stop here. The organization qualifies as a publicly supported organization .....................

17a

10%-facts-and-circumstances test—2025. If the organization did not check a box on line 13, 16a, or 16b, and line 14 is 10% or more, and if the organization meets the "facts-and-circumstances" test, check this box and stop here. Explain in Part VI how the organization meets the "facts-and-circumstances" test. The organization qualifies as a publicly supported organization ............

10%-facts-and-circumstances test—2024. If the organization did not check a box on line 13, 16a, 16b, or 17a, and line 15 is 10% or more, and if the organization meets the "facts-and-circumstances" test, check this box and stop here. Explain in Part VI how the organization meets the "facts-and-circumstances" test. The organization qualifies as a publicly supported organization ............

Private foundation. If the organization did not check a box on line 13, 16a, 16b, 17a, or 17b, check this box and see
instructions .....................................................

Schedule A (Form 990) 2025

Page 3

Part III

Support Schedule for Organizations Described in Section 509(a)(2)
(Complete only if you checked the box on line 10 of Part I or if the organization failed to qualify under Part II. If the organization fails to qualify under the tests listed below, please complete Part II.)

Section A. Public Support

Calendar year (or fiscal year beginning in)		(a) 2021	(b) 2022	(c) 2023	(d) 2024	(e) 2025	(f) Total
1	Gifts, grants, contributions, and membership fees received. (Do not include any "unusual grants.")
2	Gross receipts from admissions, merchandise sold or services performed, or facilities furnished in any activity that is related to the organization's tax-exempt purpose
3	Gross receipts from activities that are not an unrelated trade or business under section 513 .....
4	Tax revenues levied for the organization's benefit and either paid to or expended on its behalf...
5	The value of services or facilities furnished by a governmental unit to the organization without charge
6	Total. Add lines 1 through 5
7a	Amounts included on lines 1, 2, and 3 received from disqualified persons
b	Amounts included on lines 2 and 3 received from other than disqualified persons that exceed the greater of $5,000 or 1% of the amount on line 13 for the year.
c	Add lines 7a and 7b..
8	Public support. (Subtract line 7c from line 6.)

Section B. Total Support

Calendar year (or fiscal year beginning in)		(a) 2021	(b) 2022	(c) 2023	(d) 2024	(e) 2025	(f) Total
9	Amounts from line 6
10a	Gross income from interest, dividends, payments received on securities loans, rents, royalties and income from similar sources
b	Unrelated business taxable income (less section 511 taxes) from businesses acquired after June 30, 1975
c	Add lines 10a and 10b
11	Net income from unrelated business activities not included on line 10b, whether or not the business is regularly carried on.
12	Other income. Do not include gain or loss from the sale of capital assets (Explain in Part VI.) ..
13	Total support. (Add lines 9, 10c, 11, and 12.)..

Section C. Computation of Public Support Percentage

Public support percentage for 2025 (line 8, column (f) divided by line 13, column (f)) .........

Public support percentage from 2024 Schedule A, Part III, line 15 ...............

Section D. Computation of Investment Income Percentage

Investment income percentage for 2025 (line 10c, column (f) divided by line 13, column (f)) ......

Investment income percentage from 2024 Schedule A, Part III, line 17 .............

19a

33 1/3% support tests-2025. If the organization did not check the box on line 14, and line 15 is more than 33 1/3%, and line 17 is not more than 33 1/3%, check this box and stop here. The organization qualifies as a publicly supported organization .......

33 1/3 % support tests—2024. If the organization did not check a box on line 14 or line 19a, and line 16 is more than 33 1/3% and line 18 is not more than 33 1/3%, check this box and stop here. The organization qualifies as a publicly supported organization .....

Private foundation. If the organization did not check a box on line 14, 19a, or 19b, check this box and see instructions ....

Schedule A (Form 990) 2025

Page 4

Part IV

Supporting Organizations

(Complete only if you checked a box on line 12 of Part I. If you checked box 12a, of Part I, complete Sections A and B. If you checked box 12b, of Part I, complete Sections A and C. If you checked box 12c, of Part I, complete Sections A, D, and E. If you checked box12d, of Part I, complete Sections A and D, and complete Part V.)

Section A. All Supporting Organizations

Yes

Are all of the organization’s supported organizations listed by name in the organization’s governing documents?
If "No," describe in Part VI how the supported organizations are designated. If designated by class or purpose,
describe the designation. If historic and continuing relationship, explain.

Did the organization have any supported organization that does not have an IRS determination of status under section 509(a)(1) or (2)? If "Yes," explain in Part VI how the organization determined that the supported organization was described in section 509(a)(1) or (2).

Did the organization have a supported organization described in section 501(c)(4), (5), or (6)? If "Yes," answer lines 3b and 3c below.

Did the organization confirm that each supported organization qualified under section 501(c)(4), (5), or (6) and satisfied the public support tests under section 509(a)(2)? If "Yes," describe in Part VI when and how the organization made the determination.

Did the organization ensure that all support to such organizations was used exclusively for section 170(c)(2)(B) purposes? If "Yes," explain in Part VI what controls the organization put in place to ensure such use.

Was any supported organization not organized in the United States ("foreign supported organization")? If “Yes” and if you checked box 12a or 12b in Part I, answer lines 4b and 4c below.

Did the organization have ultimate control and discretion in deciding whether to make grants to the foreign supported organization? If “Yes,” describe in Part VI how the organization had such control and discretion despite being controlled or supervised by or in connection with its supported organizations.

Did the organization support any foreign supported organization that does not have an IRS determination under sections 501(c)(3) and 509(a)(1) or (2)? If “Yes,” explain in Part VI what controls the organization used to ensure that all support to the foreign supported organization was used exclusively for section 170(c)(2)(B) purposes.

Did the organization add, substitute, or remove any supported organizations during the tax year? If “Yes,” answer lines 5b and 5c below (if applicable). Also, provide detail in Part VI, including (i) the names and EIN numbers of the supported organizations added, substituted, or removed; (ii) the reasons for each such action; (iii) the authority under the organization's organizing document authorizing such action; and (iv) how the action was accomplished (such as by amendment to the organizing document).

Type I or Type II only. Was any added or substituted supported organization part of a class already designated in the organization's organizing document?

Substitutions only. Was the substitution the result of an event beyond the organization's control?

Did the organization provide support (whether in the form of grants or the provision of services or facilities) to anyone other than (i) its supported organizations, (ii) individuals that are part of the charitable class benefited by one or more of its supported organizations, or (iii) other supporting organizations that also support or benefit one or more of the filing organization’s supported organizations? If “Yes,” provide detail in Part VI.

Did the organization provide a grant, loan, compensation, or other similar payment to a substantial contributor (defined in section 4958(c)(3)(C)), a family member of a substantial contributor, or a 35% controlled entity with regard to a substantial contributor? If “Yes,” complete Part I of Schedule L (Form 990) .

Did the organization make a loan to a disqualified person (as defined in section 4958) not described on line 7? If “Yes,” complete Part I of Schedule L (Form 990).

Was the organization controlled directly or indirectly at any time during the tax year by one or more disqualified persons, as defined in section 4946 (other than foundation managers and organizations described in section 509(a)(1) or (2))? If “Yes,” provide detail in Part VI.

Did one or more disqualified persons (as defined on line 9a) hold a controlling interest in any entity in which the supporting organization had an interest? If “Yes,” provide detail in Part VI.

Did a disqualified person (as defined on line 9a) have an ownership interest in, or derive any personal benefit from, assets in which the supporting organization also had an interest? If “Yes,” provide detail in Part VI.

10a

Was the organization subject to the excess business holdings rules of section 4943 because of section 4943(f) (regarding certain Type II supporting organizations, and all Type III non-functionally integrated supporting organizations)? If “Yes,” answer line 10b below.

10a

Did the organization have any excess business holdings in the tax year? (Use Schedule C, Form 4720, to determine whether the organization had excess business holdings).

10b

Schedule A (Form 990) 2025

Page 5

Part IV

Supporting Organizations (continued)

Yes

Has the organization accepted a gift or contribution from any of the following persons?

A person who directly or indirectly controls, either alone or together with persons described on lines 11b and 11c below, the governing body of a supported organization?

11a

A family member of a person described on 11a above?

11b

A 35% controlled entity of a person described on line 11a or 11b above? If “Yes” to 11a, 11b, or 11c, provide detail in Part VI.

11c

Section B. Type I Supporting Organizations

Yes

Did the officers, directors, trustees, or membership of one or more supported organizations have the power to regularly appoint or elect at least a majority of the organization’s directors or trustees at all times during the tax year? If “No,” describe in Part VI how the supported organization(s) effectively operated, supervised, or controlled the organization’s activities. If the organization had more than one supported organization, describe how the powers to appoint and/or remove directors or trustees were allocated among the supported organizations and what conditions or restrictions, if any, applied to such powers during the tax year.

Did the organization operate for the benefit of any supported organization other than the supported organization(s) that operated, supervised, or controlled the supporting organization? If “Yes,” explain in Part VI how providing such benefit carried out the purposes of the supported organization(s) that operated, supervised or controlled the supporting organization.

Section C. Type II Supporting Organizations

Yes

Were a majority of the organization’s directors or trustees during the tax year also a majority of the directors or trustees of each of the organization’s supported organization(s)? If “No,” describe in Part VI how control or management of the supporting organization was vested in the same persons that controlled or managed the supported organization(s).

Section D. All Type III Supporting Organizations

Yes

Did the organization provide to each of its supported organizations, by the last day of the fifth month of the organization’s tax year, (i) a written notice describing the type and amount of support provided during the prior tax year, (ii) a copy of the Form 990 that was most recently filed as of the date of notification, and (iii) copies of the organization’s governing documents in effect on the date of notification, to the extent not previously provided?

Were any of the organization’s officers, directors, or trustees either (i) appointed or elected by the supported organization(s) or (ii) serving on the governing body of a supported organization? If "No," explain in Part VI how the organization maintained a close and continuous working relationship with the supported organization(s).

By reason of the relationship described in line 2 above, did the organization’s supported organizations have a significant voice in the organization’s investment policies and in directing the use of the organization’s income or assets at all times during the tax year? If "Yes," describe in Part VI the role the organization’s supported organizations played in this regard.

Section E. Type III Functionally-Integrated Supporting Organizations

Check the box next to the method that the organization used to satisfy the Integral Part Test during the year (see instructions):

The organization satisfied the Activities Test. Complete line 2 below.

The organization is the parent of each of its supported organizations. Complete line 3 below.

The organization supported a governmental supported organization. Describe in Part VI how you supported a governmental supported organization (see instructions).

Activities Test. Answer lines 2a and 2b below.

Yes

Did substantially all of the organization’s activities during the tax year directly further the exempt purposes of its supported organization(s)? If "Yes," then in Part VI identify those supported organizations and explain how these activities directly furthered their exempt purposes, how the organization was responsive to each of its supported organizations, and how the organization determined that these activities constituted substantially all of its activities.

Did the activities described on line 2a, above, constitute activities that, but for the organization’s involvement, one or more of the organization’s supported organization(s) would have been engaged in? If “Yes,” explain in Part VI the reasons for the organization’s position that its supported organization(s) would have engaged in these activities but for the organization’s involvement.

Parent of Supported Organizations. Answer lines 3a, 3b, and 3c below.

Are the organization and its supported organization(s) part of an integrated system (for example, a hospital system)? If “Yes,” provide details in Part VI.

Did the organization direct the policies, programs, and activities of each of its supported organizations? If "Yes," describe in Part VI the role played by the organization in this regard.

Did the organization have the power to regularly appoint or elect (and remove) a majority of the officers, directors, or trustees of each of the supported organizations?If "Yes" or "No", provide details in Part VI.

Schedule A (Form 990) 2025

Page 6

Part V

Type III Non-Functionally Integrated 509(a)(3) Supporting Organizations

Check here if the organization satisfied the Integral Part Test as a qualifying trust on Nov. 20, 1970 (explain in Part VI). See instructions. All other Type III non-functionally integrated supporting organizations must complete Sections A through E.

	Section A - Adjusted Net Income		(A) Prior Year	(B) Current Year (optional)
1	Net short-term capital gain	1
2	Recoveries of prior-year distributions	2
3	Other gross income (see instructions)	3
4	Add lines 1 through 3	4
5	Depreciation and depletion	5
6	Portion of operating expenses paid or incurred for production or collection of gross income or for management, conservation, or maintenance of property held for production of income (see instructions)	6
7	Other expenses (see instructions)	7
8	Adjusted Net Income (subtract lines 5, 6 and 7 from line 4)	8

	Section B - Minimum Asset Amount		(A) Prior Year	(B) Current Year (optional)
1	Aggregate fair market value of all non-exempt-use assets (see instructions for short tax year or assets held for part of year):	1
a	Average monthly value of securities	1a
b	Average monthly cash balances	1b
c	Fair market value of other non-exempt-use assets	1c
d	Total (add lines 1a, 1b, and 1c)	1d
e	Discount claimed for blockage or other factors (explain in detail in Part VI):
2	Acquisition indebtedness applicable to non-exempt use assets	2
3	Subtract line 2 from line 1d	3
4	Cash deemed held for exempt use. Enter 0.015 of line 3 (for greater amount, see instructions).	4
5	Net value of non-exempt-use assets (subtract line 4 from line 3)	5
6	Multiply line 5 by 0.035	6
7	Recoveries of prior-year distributions	7
8	Minimum Asset Amount (add line 7 to line 6)	8

	Section C - Distributable Amount		Current Year
1	Adjusted net income for prior year (from Section A, line 8, Column A)	1
2	Enter 85% of line 1	2
3	Minimum asset amount for prior year (from Section B, line 8, Column A)	3
4	Enter greater of line 2 or line 3	4
5	Income tax imposed in prior year	5
6	Distributable Amount. Subtract line 5 from line 4, unless subject to emergency temporary reduction (see instructions)	6

Check here if the current year is the organization's first as a non-functionally- integrated Type III supporting organization (see instructions)

Schedule A (Form 990) 2025

Page 7

Part V

Type III Non-Functionally Integrated 509(a)(3) Supporting Organizations(continued)

Section D - Distributions		Current Year
1 Amounts paid to supported organizations to accomplish exempt purposes	1
2 Amounts paid to perform activity that directly furthers exempt purposes of supported organizations, in excess of income from activity	2
3 Administrative expenses paid to accomplish exempt purposes of supported organizations	3
4 Amounts paid to acquire exempt-use assets	4
5 Qualified set-aside amounts (prior IRS approval required - provide details in Part VI)	5
6Total annual distributions. Add lines 1 through 5.	6
7 Distributions to attentive supported organizations to which the organization is responsive (provide details in Part VI). See instructions	7
8 Distributable amount for 2025 from Section C, line 6	8
9 Line 7 amount divided by Line 8 amount	9

Section E - Distribution Allocations (see instructions)		(i) Excess Distributions	(ii) Underdistributions Pre-2025	(iii) Distributable Amount for 2025
1 Distributable amount for 2025 from Section C, line 6
2 Underdistributions, if any, for years prior to 2025 (reasonable cause required-- explain in Part VI). See instructions.
3 Excess distributions carryover, if any, to 2025:
a From 2020.......
b From 2021.......
c From 2022.......
d From 2023.......
e From 2024.......
fTotal of lines 3a through e
g Applied to underdistributions of prior years
h Applied to 2025 distributable amount
i Carryover from 2020 not applied (see instructions)
j Remainder. Subtract lines 3g, 3h, and 3i from line 3f.
4Distributions for 2025 from Section D, line 6:
$
a Applied to underdistributions of prior years
b Applied to 2025 distributable amount
c Remainder. Subtract lines 4a and 4b from line 4.
5 Remaining underdistributions for years prior to 2025, if any. Subtract lines 3g and 4a from line 2. If the amount is greater than zero, explain in Part VI. See instructions.
6 Remaining underdistributions for 2025. Subtract lines 3h and 4b from line 1. If the amount is greater than zero, explain in Part VI. See instructions.
7 Excess distributions carryover to 2026. Add lines 3j and 4c.
8 Breakdown of line 7:
a Excess from 2021.....
b Excess from 2022.....
c Excess from 2023.....
d Excess from 2024.....
e Excess from 2025.....

Schedule A (Form 990) (2025)

Schedule A (Form 990) 2025

Page 8

Part VI

Supplemental Information. Provide the explanations required by Part II, line 10; Part II, line 17a or 17b; Part III, line 12; Part IV, Section A, lines 1, 2, 3b, 3c, 4b, 4c, 5a, 6, 9a, 9b, 9c, 11a, 11b, and 11c; Part IV, Section B, lines 1 and 2; Part IV, Section C, line 1; Part IV, Section D, lines 2 and 3; Part IV, Section E, lines 1c, 2a, 2b, 3a, 3b, and 3c; Part V, line 1; Part V, Section B, line 1e; Part V Section D, lines 5 and 7; and Part V, Section E, lines 2, 5, and 6. Also complete this part for any additional information. (See instructions).

Facts And Circumstances Test

Return Reference	Explanation
PART II, LINE 10	INSURANCE PROCEEDS 3,333,214

Schedule A (Form 990) 2025

Additional Data

Software ID:
Software Version:

- TIN:

Schedule B
(Form 990)
(Rev. January 2025)

Department of the Treasury
Internal Revenue Service

Schedule of Contributors

Attach to Form 990, 990-EZ, or 990-PF.

Go to www.irs.gov/Form990 for the latest information.

OMB No. 1545-0047

Name of the organization

CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number

25-0965281

Organization type (check one):

Filers of:

Section:

Form 990 or 990-EZ

501(c)( ) (enter number) organization

4947(a)(1) nonexempt charitable trust not treated as a private foundation

527 political organization

Form 990-PF

501(c)(3) exempt private foundation

4947(a)(1) nonexempt charitable trust treated as a private foundation

501(c)(3) taxable private foundation

Check if your organization is covered by the General Rule or a Special Rule.
Note: Only a section 501(c)(7), (8), or (10) organization can check boxes for both the General Rule and a Special Rule. See instructions.

General Rule

For an organization filing Form 990, 990-EZ, or 990-PF that received, during the year, contributions totaling $5,000 or more (in money or other property) from any one contributor. Complete Parts I and II. See instructions for determining a contributor's total contributions.

Special Rules

For an organization described in section 501(c)(3) filing Form 990 or 990-EZ that met the 33¹/3% support test of the regulations
under sections 509(a)(1) and 170(b)(1)(A)(vi), that checked Schedule A (Form 990 or 990-EZ), Part II, line 13, 16a, or 16b, and that received from any one contributor, during the year, total contributions of the greater of (1) $5,000 or (2) 2% of the amount on (i) Form 990, Part VIII, line 1h, or (ii) Form 990-EZ, line 1. Complete Parts I and II.

For an organization described in section 501(c)(7), (8), or (10) filing Form 990 or 990-EZ that received from any one contributor,
during the year, total contributions of more than $1,000 exclusively for religious, charitable, scientific, literary, or educational purposes, or for the prevention of cruelty to children or animals. Complete Parts I, II, and III.

For an organization described in section 501(c)(7), (8), or (10) filing Form 990 or 990-EZ that received from any one contributor,
during the year, contributions exclusively for religious, charitable, etc., purposes, but no such contributions totaled more than $1,000. If this box is checked, enter here the total contributions that were received during the year for an exclusively religious, charitable, etc., purpose. Don't complete any of the parts unless the General Rule applies to this organization because it received nonexclusively religious, charitable, etc., contributions totaling $5,000 or more during the year ......... $

Caution: An organization that isn't covered by the General Rule and/or the Special Rules doesn't file Schedule B (Form 990,
990-EZ, or 990-PF), but it must answer “No” on Part IV, line 2, of its Form 990; or check the box on line H of its Form 990-EZ
or on its Form 990PF, Part I, line 2, to certify that it doesn't meet the filing requirements of Schedule B (Form 990,
990-EZ, or 990-PF).

For Paperwork Reduction Act Notice, see the Instructions
for Form 990, 990-EZ, or 990-PF.

Cat. No. 30613XSchedule B (Form 990) (Rev. 1-2025)

Schedule B (Form 990) (Rev. 2025) Page 2

Name of organization CARNEGIE LIBRARY OF PITTSBURGH

Part I	Contributors (see instructions). Use duplicate copies of Part I if additional space is needed.
(a) No.	(b) Name, address, and ZIP + 4	(c) Total contributions	(d) Type of contribution
RESTRICTED	,	$ RESTRICTED	Person Payroll Noncash (Complete Part II for noncash contributions.)
(a) No.	(b) Name, address, and ZIP + 4	(c) Total contributions	(d) Type of contribution
		$	Person Payroll Noncash (Complete Part II for noncash contributions.)
(a) No.	(b) Name, address, and ZIP + 4	(c) Total contributions	(d) Type of contribution
		$	Person Payroll Noncash (Complete Part II for noncash contributions.)
(a) No.	(b) Name, address, and ZIP + 4	(c) Total contributions	(d) Type of contribution
		$	Person Payroll Noncash (Complete Part II for noncash contributions.)
(a) No.	(b) Name, address, and ZIP + 4	(c) Total contributions	(d) Type of contribution
		$	Person Payroll Noncash (Complete Part II for noncash contributions.)
(a) No.	(b) Name, address, and ZIP + 4	(c) Total contributions	(d) Type of contribution
		$	Person Payroll Noncash (Complete Part II for noncash contributions.)
Schedule B (Form 990) (Rev. 1-2025)

Schedule B (Form 990) (Rev. 1-2025)

Page 3

Name of organization CARNEGIE LIBRARY OF PITTSBURGH		Employer identification number 25-0965281

Part II	Noncash Property (see instructions). Use duplicate copies of Part II if additional space is needed.
(a) No. from Part I	(b) Description of noncash property given	(c) FMV (or estimate) (See instructions)	(d) Date received
		$
(a) No. from Part I	(b) Description of noncash property given	(c) FMV (or estimate) (See instructions)	(d) Date received
		$
(a) No. from Part I	(b) Description of noncash property given	(c) FMV (or estimate) (See instructions)	(d) Date received
		$
(a) No. from Part I	(b) Description of noncash property given	(c) FMV (or estimate) (See instructions)	(d) Date received
		$
(a) No. from Part I	(b) Description of noncash property given	(c) FMV (or estimate) (See instructions)	(d) Date received
		$
(a) No. from Part I	(b) Description of noncash property given	(c) FMV (or estimate) (See instructions)	(d) Date received
		$
Schedule B (Form 990) (Rev. 1-2025)

Schedule B (Form 990) (Rev. 1-2025)

Page 4


Name of organization CARNEGIE LIBRARY OF PITTSBURGH			Employer identification number 25-0965281
Part III Exclusively religious, charitable, etc., contributions to organizations described in section 501(c) (7), (8), or (10) that total more than $1,000 for the year from any one contributor. Complete columns (a) through (e) and the following line entry. For organizations completing Part III, enter the total of exclusively religious, charitable, etc., contributions of $1,000 or less for the year. (Enter this information once. See instructions.) $ Use duplicate copies of Part III if additional space is needed.

(a)
No. from Part I

(b) Purpose of gift

(d) Description of how gift is held

(e) Transfer of gift
Transferee's name, address, and ZIP 4	Relationship of transferor to transferee

(a)
No. from Part I

(b) Purpose of gift

(d) Description of how gift is held

(e) Transfer of gift
Transferee's name, address, and ZIP 4	Relationship of transferor to transferee

(a)
No. from Part I

(b) Purpose of gift

(d) Description of how gift is held

(e) Transfer of gift
Transferee's name, address, and ZIP 4	Relationship of transferor to transferee

(a)
No. from Part I

(b) Purpose of gift

(d) Description of how gift is held

(e) Transfer of gift
Transferee's name, address, and ZIP 4	Relationship of transferor to transferee

Schedule B (Form 990) (Rev. 1-2025)

Additional Data

Software ID:
Software Version:

- TIN:

SCHEDULE C
(Form 990)

Department of the Treasury
Internal Revenue Service

Political Campaign and Lobbying Activities

For Organizations Exempt From Income Tax Under section 501(c) and section 527

Complete if the organization is described below. Attach to Form 990 or Form 990-EZ.
Go to www.irs.gov/Form990 for instructions and the latest information.

OMB No. 1545-0047

2025

Open to Public
Inspection

If the organization answered "Yes" on Form 990, Part IV, Line 3, or Form 990-EZ, Part V, line 46 (Political Campaign Activities), then
Round Bullet

Section 501(c)(3) organizations: Complete Parts I-A and B. Do not complete Part I-C.
Round Bullet

Section 501(c) (other than section 501(c)(3)) organizations: Complete Parts I-A and C below. Do not complete Part I-B.
Round Bullet

Section 527 organizations: Complete Part I-A only.
If the organization answered "Yes" on Form 990, Part IV, Line 4, or Form 990-EZ, Part VI, line 47 (Lobbying Activities), then
Round Bullet

Section 501(c)(3) organizations that have filed Form 5768 (election under section 501(h)): Complete Part II-A. Do not complete Part II-B.
Round Bullet

Section 501(c)(3) organizations that have NOT filed Form 5768 (election under section 501(h)): Complete Part II-B. Do not complete Part II-A.
If the organization answered "Yes" on Form 990, Part IV, Line 5 (Proxy Tax) (see separate instructions) or Form 990-EZ, Part V, line 35c (Proxy Tax) (see separate instructions), then
Round Bullet

Section 501(c)(4), (5), or (6) organizations: Complete Part III.

Name of the organization

CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number

25-0965281

Part I-A

Complete if the organization is exempt under section 501(c) or is a section 527 organization.

Provide a description of the organization’s direct and indirect political campaign activities in Part IV. See instructions for definition of “political campaign activities."

Political campaign activity expenditures. See instructions ....................................................................

Volunteer hours for political campaign activities. See instructions ..................................................................

Part I-B

Complete if the organization is exempt under section 501(c)(3).

Enter the amount of any excise tax incurred by the organization under section 4955 ................................

Enter the amount of any excise tax incurred by organization managers under section 4955 .......................

If the organization incurred a section 4955 tax, did it file Form 4720 for this year? .........................................

Yes No

Was a correction made? ......................................................................................................................

Yes No

If "Yes," describe in Part IV.

Part I-C

Complete if the organization is exempt under section 501(c), except section 501(c)(3).

Enter the amount directly expended by the filing organization for section 527 exempt function activities .....

Enter the amount of the filing organization's funds contributed to other organizations for section 527 exempt function activities ............................................................................................................................

Total exempt function expenditures. Add lines 1 and 2. Enter here and on Form 1120-POL, line 17b...........

Did the filing organization file Form 1120-POL for this year? ...................................................................

Yes No

Enter the names, addresses and employer identification number (EIN) of all section 527 political organizations to which the filing
organization made payments. For each organization listed, enter the amount paid from the filing organization’s funds. Also enter the amount of political contributions received that were promptly and directly delivered to a separate political organization, such as a separate segregated fund or a political action committee (PAC). If additional space is needed, provide information in Part IV.

(a) Name	(b) Address	(c) EIN	(d) Amount paid from filing organization's funds. If none, enter -0-.	(e) Amount of political contributions received and promptly and directly delivered to a separate political organization. If none, enter -0-.
1
2
3
4
5
6

For Paperwork Reduction Act Notice, see the instructions for Form 990.

Cat. No. 50084S

Schedule C (Form 990) 2025

Page 2

Part II-A

Complete if the organization is exempt under section 501(c)(3) and filed Form 5768 (election under section 501(h)).

A Check if the filing organization belongs to an affiliated group (and list in Part IV each affiliated group member's name, address, EIN, expenses, and share of excess lobbying expenditures).
B Check if the filing organization checked box A and "limited control" provisions apply.

Limits on Lobbying Expenditures (The term "expenditures" means amounts paid or incurred.)		(a) Filing organization's totals	(b) Affiliated group totals
1a	Total lobbying expenditures to influence public opinion (grass roots lobbying) ......................
b	Total lobbying expenditures to influence a legislative body (direct lobbying) ........................	49,156
c	Total lobbying expenditures (add lines 1a and 1b) ............................................................	49,156
d	Other exempt purpose expenditures ...............................................................................	47,161,886
e	Total exempt purpose expenditures (add lines 1c and 1d) ..................................................	47,211,042
f	Lobbying nontaxable amount. Enter the amount from the following table in both columns.	1,000,000
	If the amount on line 1e, column (a) or (b) is:The lobbying nontaxable amount is:
	Not over $500,00020% of the amount on line 1e.
	Over $500,000 but not over $1,000,000$100,000 plus 15% of the excess over $500,000.
	Over $1,000,000 but not over $1,500,000$175,000 plus 10% of the excess over $1,000,000.
	Over $1,500,000 but not over $17,000,000$225,000 plus 5% of the excess over $1,500,000.
	Over $17,000,000$1,000,000.

g	Grassroots nontaxable amount (enter 25% of line 1f) .................................................	250,000
h	Subtract line 1g from line 1a. If zero or less, enter -0-. ................................................
i	Subtract line 1f from line 1c. If zero or less, enter -0-. ................................................
j	If there is an amount other than zero on either line 1h or line 1i, did the organization file Form 4720 reporting section 4911 tax for this year? ...................................................................................................................		Yes No

4-Year Averaging Period Under Section 501(h) (Some organizations that made a section 501(h) election do not have to complete all of the five columns below. See the separate instructions for lines 2a through 2f.)
Lobbying Expenditures During 4-Year Averaging Period
	Calendar year (or fiscal year beginning in)	(a) 2022	(b) 2023	(c) 2024	(d) 2025	(e) Total

2a	Lobbying nontaxable amount	1,000,000	1,000,000	1,000,000	1,000,000	4,000,000

b	Lobbying ceiling amount (150% of line 2a, column(e))					6,000,000

c	Total lobbying expenditures	53,752	51,105	53,029	49,156	207,042

d	Grassroots nontaxable amount	250,000	250,000	250,000	250,000	1,000,000

e	Grassroots ceiling amount (150% of line 2d, column (e))					1,500,000

f	Grassroots lobbying expenditures

Schedule C (Form 990) 2025

Page 3

Part II-B

Complete if the organization is exempt under section 501(c)(3) and has NOT filed Form 5768 (election under section 501(h)).

For each "Yes" response on lines 1a through 1i below, provide in Part IV a detailed description of the lobbying activity.

(a)

Yes

(b)

Amount

During the year, did the filing organization attempt to influence foreign, national, state or local legislation, including any attempt to influence public opinion on a legislative matter or referendum, through the use of:

Volunteers? ...........................................................................................................

Paid staff or management (include compensation in expenses reported on lines 1c through 1i)? ........

Media advertisements? ...................................................................................................

Mailings to members, legislators, or the public? .............................................................................

Publications, or published or broadcast statements? ...........................................................

Grants to other organizations for lobbying purposes? ..........................................................

Direct contact with legislators, their staffs, government officials, or a legislative body? .......................

Rallies, demonstrations, seminars, conventions, speeches, lectures, or any similar means? ..................

Other activities? ...................................................................................................................

Total. Add lines 1c through 1i ....................................................................................................

Did the activities in line 1 cause the organization to be not described in section 501(c)(3)? .....

If "Yes," enter the amount of any tax incurred under section 4912 ...........................................

If "Yes," enter the amount of any tax incurred by organization managers under section 4912 ...................

If the filing organization incurred a section 4912 tax, did it file Form 4720 for this year? ........................

Part III-A

Complete if the organization is exempt under section 501(c)(4), section 501(c)(5), or section 501(c)(6).

Yes

Were substantially all (90% or more) dues received nondeductible by members? ...............................................

Did the organization make only in-house lobbying expenditures of $2,000 or less? ............................................

Did the organization agree to carry over lobbying and political expenditures from the prior year? .................................

Part III-B

Complete if the organization is exempt under section 501(c)(4), section 501(c)(5), or section 501(c)(6) and if either (a) BOTH Part III-A, lines 1 and 2, are answered "No" OR (b) Part III-A, line 3, is answered “Yes."

Dues, assessments and similar amounts from members ......................................................................

Section 162(e) nondeductible lobbying and political expenditures (do not include amounts of political expenses for which the section 527(f) tax was paid).

Current year .............................................................................................................................

Carryover from last year ............................................................................................................

Total ...........................................................................................................................................

Aggregate amount reported in section 6033(e)(1)(A) notices of nondeductible section 162(e) dues .

If notices were sent and the amount on line 2c exceeds the amount on line 3, what portion of the excess does the organization agree to carryover to the reasonable estimate of nondeductible lobbying and political expenditure next year? ......................................................................................................................

Taxable amount of lobbying and political expenditures. See Instructions .........................................

Part IV

Supplemental Information

Provide the descriptions required for Part I-A, line 1; Part I-B, line 4; Part I-C, line 5; Part II-A (affiliated group list); Part II-A, lines 1 and 2 (see instructions), and Part II-B, line 1. Also, complete this part for any additional information.

Return Reference	Explanation

Schedule C (Form 990) 2025

Additional Data

Software ID:
Software Version:

- TIN:

SCHEDULE D
(Form 990)

Department of the Treasury
Internal Revenue Service

Supplemental Financial Statements

Complete if the organization answered "Yes," on Form 990,
Part IV, line 6, 7, 8, 9, 10, 11a, 11b, 11c, 11d, 11e, 11f, 12a, or 12b.
Attach to Form 990.
Go to www.irs.gov/Form990 for instructions and the latest information.

OMB No. 1545-0047

Open to Public Inspection

Name of the organization

CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number

25-0965281

Part I

Organizations Maintaining Donor Advised Funds or Other Similar Funds or Accounts. Complete if the organization answered "Yes" on Form 990, Part IV, line 6.

		(a) Donor advised funds	(b) Funds and other accounts
1	Total number at end of year .........
2	Aggregate value of contributions to (during year)
3	Aggregate value of grants from (during year)
4	Aggregate value at end of year ........

Did the organization inform all donors and donor advisors in writing that the assets held in donor advised funds are the organization’s property, subject to the organization’s exclusive legal control? ............

Yes No

Did the organization inform all grantees, donors, and donor advisors in writing that grant funds can be used only for charitable purposes and not for the benefit of the donor or donor advisor, or for any other purpose conferring impermissible private benefit? ...................................

Yes No

Part II

Conservation Easements.
Complete if the organization answered "Yes" on Form 990, Part IV, line 7.

Purpose(s) of conservation easements held by the organization (check all that apply).

Preservation of land for public use (e.g., recreation or education) Preservation of an historically important land area

Protection of natural habitat Preservation of a certified historic structure

Preservation of open space

Complete lines 2a through 2d if the organization held a qualified conservation contribution in the form of a conservation easement on the last day of the tax year.


a	Total number of conservation easements ......................	2a
b	Total acreage restricted by conservation easements ....................	2b
c	Number of conservation easements on a certified historic structure included in (a) .....	2c
d	Number of conservation easements included in (c) acquired after July 25, 2006, and not on a historic structure listed in the National Register ...	2d

Number of conservation easements modified, transferred, released, extinguished, or terminated by the organization during the
tax year

Number of states where property subject to conservation easement is located

Does the organization have a written policy regarding the periodic monitoring, inspection, handling of violations, and enforcement of the conservation easements it holds? ............

Yes No

Staff and volunteer hours devoted to monitoring, inspecting, handling of violations, and enforcing conservation easements during the year

Amount of expenses incurred in monitoring, inspecting, handling of violations, and enforcing conservation easements during the year
$

Does each conservation easement reported on line 2(d) above satisfy the requirements of section 170(h)(4)(B)(i) and section 170(h)(4)(B)(ii)? .............................

Yes No

In Part XIII, describe how the organization reports conservation easements in its revenue and expense statement, and
balance sheet, and include, if applicable, the text of the footnote to the organization’s financial statements that describes
the organization’s accounting for conservation easements.

Part III

Organizations Maintaining Collections of Art, Historical Treasures, or Other Similar Assets.
Complete if the organization answered "Yes" on Form 990, Part IV, line 8.

If the organization elected, as permitted under FASB ASC 958, not to report in its revenue statement and balance sheet works of art, historical treasures, or other similar assets held for public exhibition, education, or research in furtherance of public service, provide, in Part XIII, the text of the footnote to its financial statements that describes these items.

If the organization elected, as permitted under FASB ASC 958, to report in its revenue statement and balance sheet works of art, historical treasures, or other similar assets held for public exhibition, education, or research in furtherance of public service, provide the following amounts relating to these items:

(i)

Revenue included on Form 990, Part VIII, line 1 ......................... $

(ii)

Assets included in Form 990, Part X ............................... $

If the organization received or held works of art, historical treasures, or other similar assets for financial gain, provide the
following amounts required to be reported under FASB ASC 958 relating to these items:

Revenue included on Form 990, Part VIII, line 1 .......................... $

Assets included in Form 990, Part X ............................... $

For Paperwork Reduction Act Notice, see the Instructions for Form 990.

Cat. No. 52283D

Schedule D (Form 990) (Rev. 1-2025)

Page 2

Part III

Organizations Maintaining Collections of Art, Historical Treasures, or Other Similar Assets (continued)

Using the organization’s acquisition, accession, and other records, check any of the following that are a significant use of its collection items (check all that apply):

Public exhibition

Loan or exchange programs

Scholarly research

Other SEE PART XIII

Preservation for future generations

Provide a description of the organization’s collections and explain how they further the organization’s exempt purpose in
Part XIII.

During the year, did the organization solicit or receive donations of art, historical treasures or other similar
assets to be sold to raise funds rather than to be maintained as part of the organization’s collection?...

Yes No

Part IV

Escrow and Custodial Arrangements. Complete if the organization answered "Yes" on Form 990, Part IV, line 9, or reported an amount on Form 990, Part X, line 21.

Is the organization an agent, trustee, custodian or other intermediary for contributions or other assets not
included on Form 990, Part X? ....................................

Yes No


b	If "Yes," explain the arrangement in Part XIII and complete the following table:		Amount
c	Beginning balance .............................	1c
d	Additions during the year ............................	1d
e	Distributions during the year ..........................	1e
f	Ending balance ................................	1f

Did the organization include an amount on Form 990, Part X, line 21, for escrow or custodial account liability? ...

Yes No

If "Yes," explain the arrangement in Part XIII. Check here if the explanation has been provided in Part XIII ....

Part V

Endowment Funds.
Complete if the organization answered "Yes" on Form 990, Part IV, line 10.

		(a) Current year	(b) Prior year	(c) Two years back	(d) Three years back	(e) Four years back

1a	Beginning of year balance ....	26,630,626	24,015,214	19,714,014	23,634,016	20,418,647
b	Contributions ...	325,684	497,004	1,483,148	406,884	610,419
c	Net investment earnings, gains, and losses	3,595,740	2,974,704	3,421,463	-3,940,150	3,123,683
d	Grants or scholarships ...
e	Other expenditures for facilities and programs ...	911,072	856,296	603,411	386,736	518,774
f	Administrative expenses ....	73,004				-41
g	End of year balance ......	29,567,973	26,630,626	24,015,214	19,714,014	23,634,016

Provide the estimated percentage of the current year end balance (line 1g, column (a)) held as:

Board designated or quasi-endowment 10.790 %

Permanent endowment 89.210 %

Term endowment

The percentages on lines 2a, 2b, and 2c should equal 100%.

Are there endowment funds not in the possession of the organization that are held and administered for the
organization by:

Yes

(i) Unrelated organizations .................

3a(i)

(ii) Related organizations .................

3a(ii)

If "Yes" on 3a(ii), are the related organizations listed as required on Schedule R? .........

Describe in Part XIII the intended uses of the organization's endowment funds.

Part VI

Land, Buildings, and Equipment.
Complete if the organization answered "Yes" on Form 990, Part IV, line 11a. See Form 990, Part X, line 10.

Description of property		(a) Cost or other basis (investment)	(b) Cost or other basis (other)	(c) Accumulated depreciation	(d) Book value

1a	Land .....	891,298		891,298
b	Buildings ....	90,232,616	40,736,152	49,496,464
c	Leasehold improvements	5,010,594	377,994	4,632,600
d	Equipment ....	7,816,861	7,133,683	683,178
e	Other .....	763,570	431,073	332,497
Total. Add lines 1a through 1e. (Column (d) must equal Form 990, Part X, column (B), line 10(c).)..				56,036,037

Schedule D (Form 990) (Rev. 1-2025)

Page 3

Part VII

Investments - Other Securities.
Complete if the organization answered "Yes" on Form 990, Part IV, line 11b. See Form 990, Part X, line 12.

(a) Description of security or category (including name of security)	(b) Book value	(c) Method of valuation: Cost or end-of-year market value
(1) Financial derivatives.........
(2) Closely-held equity interests........
(3)Other
(A)
(B)
(C)
(D)
(E)
(F)
(G)
(H)
Total. (Column (b) must equal Form 990, Part X, col. (B) line 12.)

Part VIII

Investments - Program Related. Complete if the organization answered 'Yes' on Form 990, Part IV, line 11c. See Form 990, Part X, line 13.

(a) Description of investment	(b) Book value	(c) Method of valuation: Cost or end-of-year market value

(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
Total. (Column (b) must equal Form 990, Part X, col.(B) line 13.)

Part IX

Other Assets.
Complete if the organization answered 'Yes' on Form 990, Part IV, line 11d. See Form 990, Part X, line 15.

(a) Description				(b) Book value
(1)INS PROCEEDS. REST. TO COLLECTIONS				7,616,183
(2)RIGHT OF USE ASSETS - OPERATING				4,173,047
(3)VALUE OF SHARE IN SPLIT INTEREST				1,853,663
(4)OTHER CURRENT ASSETS				100,272
(5)RIGHT OF USE ASSETS - FINANCE LEASES				64,441
(6)BELLEFIELD BOILER PLANT RESERVE				14,174
(6)
(7)
(8)
(9)
Total. (Column (b) must equal Form 990, Part X, col.(B) line 15.)...........				13,821,780

Part X

Other Liabilities.
Complete if the organization answered 'Yes' on Form 990, Part IV, line 11e or 11f. See Form 990, Part X, line 25.

1.(a) Description of liability	(b) Book value
(1) Federal income taxes
LEASE LIABILITIES	4,239,159








Total. (Column (b) must equal Form 990, Part X, col.(B) line 25.)	4,239,159
2. Liability for uncertain tax positions. In Part XIII, provide the text of the footnote to the organization's financial statements that reports the organization's liability for uncertain tax positions under FIN 48 (ASC 740). Check here if the text of the footnote has been provided in Part XIII

Schedule D (Form 990) (Rev. 1-2025)

Page 4

Part XI Reconciliation of Revenue per Audited Financial Statements With Revenue per Return. Complete if the organization answered 'Yes' on Form 990, Part IV, line 12a.
1	Total revenue, gains, and other support per audited financial statements .......			1	53,867,985
2	Amounts included on line 1 but not on Form 990, Part VIII, line 12:
a	Net unrealized gains (losses) on investments ....	2a	5,332,897
b	Donated services and use of facilities .........	2b
c	Recoveries of prior year grants ...........	2c
d	Other (Describe in Part XIII.) ...........	2d	1,641,162
e	Add lines 2a through 2d .....................			2e	6,974,059
3	Subtract line 2e from line 1..................			3	46,893,926
4	Amounts included on Form 990, Part VIII, line 12, but not on line 1:
a	Investment expenses not included on Form 990, Part VIII, line 7b .	4a
b	Other (Describe in Part XIII.) ...........	4b	1,300,000
c	Add lines 4a and 4b....................			4c	1,300,000
5	Total revenue. Add lines 3 and 4c. (This must equal Form 990, Part I, line 12.) ......			5	48,193,926

Part XII Reconciliation of Expenses per Audited Financial Statements With Expenses per Return. Complete if the organization answered 'Yes' on Form 990, Part IV, line 12a.
1	Total expenses and losses per audited financial statements ...........			1	47,211,042
2	Amounts included on line 1 but not on Form 990, Part IX, line 25:
a	Donated services and use of facilities .........	2a
b	Prior year adjustments ............	2b
c	Other losses ................	2c
d	Other (Describe in Part XIII.) ...........	2d	33,000
e	Add lines 2a through 2d....................			2e	33,000
3	Subtract line 2e from line 1...................			3	47,178,042
4	Amounts included on Form 990, Part IX, line 25, but not on line 1:
a	Investment expenses not included on Form 990, Part VIII, line 7b ..	4a
b	Other (Describe in Part XIII.) ...........	4b
c	Add lines 4a and 4b.....................			4c
5	Total expenses. Add lines 3 and 4c. (This must equal Form 990, Part I, line 18.) ......			5	47,178,042

Part XIII

Supplemental Information

Provide the descriptions required for Part II, lines 3, 5, and 9; Part III, lines 1a and 4; Part IV, lines 1b and 2b; Part V, line 4; Part X, line 2; Part XI, lines 2d and 4b; and Part XII, lines 2d and 4b. Also complete this part to provide any additional information.

Return Reference	Explanation
SCHEDULE D, PAGE 1, PART III, LINE 1A	CIRCULATING COLLECTIONS THE CIRCULATING COLLECTIONS (MATERIALS INCLUDING BOOKS, PERIODICALS, AUDIO VISUAL, ETC.) ARE NOT RECOGNIZED AS ASSETS IN THE STATEMENTS OF FINANCIAL POSITION. PURCHASES OF COLLECTION ITEMS ARE EXPENSED AND RECORDED AS A DECREASE IN NET ASSETS WITHOUT DONOR RESTRICTIONS IN THE YEAR IN WHICH THE ITEMS ARE ACQUIRED (OF WHICH APPROXIMATELY 6.1 MILLION IN 2025 AND 6.0 MILLION IN 2024). GUIDANCE FOLLOWED FOR THE TREATMENT OF EXPENSING COLLECTIONS WHEN PURCHASED IS SUBTOPIC 958.360 OF THE ACCOUNTING STANDARDS CODIFICATION. PROCEEDS FROM THE SALE OF CIRCULATING COLLECTION ITEMS WOULD BE USED TO ACQUIRE OTHER COLLECTION ITEMS. SPECIAL COLLECTIONS THE LIBRARY'S SPECIAL COLLECTIONS WERE PRIMARILY ACQUIRED THROUGH CONTRIBUTIONS SINCE THE LIBRARY'S INCEPTION. SPECIAL COLLECTIONS IS DEFINED AS ANY CURRENT OR FUTURE SPECIAL-PERMAMNENT- HISTORICAL COLLECTION ITEM, INCLUDING BUT NOT LIMITED TO RARE BOOKS, MANUSCRIPTS, ARCHIVAL HOLDINGS, AND PHOTOGRAPHS HOUSED IN THE OLIVER ROOM OR OTHER SECURE SPACES. SPECIAL COLLECTION ITEMS ARE NOT RECOGNIZED AS AN ASSET ON THE STATEMENTS OF FINANCIAL POSITION. PURCHASES OF NEW SPECIAL COLLECTION ITEMS (NONE IN 2025 AND 2024) WOULD BE RECORDED AS A DECREASE IN NET ASSETS WITHOUT DONOR RESTRICTIONS IN THE YEAR THE ITEMS WERE ACQUIRED, OR AS A DECREASE TO NET ASSETS WITH DONOR RESTRICTIONS IF THE ASSETS USED TO PURCHASE COLLECTIONS WERE RESTRICTED BY DONORS. ALL SPECIAL COLLECTIONS ARE SUBJECT TO APPROPRIATE STEWARDSHIP MEASURES (CATALOGUED, PRESERVED, SECURED, AND CARED FOR AS APPROPRIATE, FINDING AIDS CREATED, AND ACTIVITIES VERIFYING THEIR EXISTENCE AND ASSESSING THEIR CONDITION). THE LIBRARY'S POLICY IS THAT PROCEEDS FROM THE SALE OF SPECIAL COLLECTION ITEMS, OR INSURANCE RECOVERIES ON THE LOSS OF SPECIAL COLLECTION ITEMS WOULD BE USED TO PURCHASE SUITABLE NEW SPECIAL COLLECTION ITEMS OR USED FOR DIRECT CARE OF THE SPECIAL COLLECTION. DIRECT CARE FOR THE LIBRARY'S SPECIAL COLLECTIONS IS DEFINED AS EXPENSES TO ENHANCE THE LIFE, USEFULNESS AND QUALITY OF THE ITEM, THAT ARE BASED ON AN INSTITUTIONAL PLAN FOR THE SPECIAL COLLECTION. THE POLICY IS BASED UPON THE FINANCIAL ACCOUNTING STANDARDS BOARD'S (FASB) ACCOUNTING STANDARDS UPDATES (ASU) 2019-03, THE AMERICAN ALLIANCE OF MUSEUM (AAM'S) ETHICS, GUIDELINES, AND RECOMMENDATION FOR DIRECT CARE AS WELL AS LEGAL GUIDANCE. PROCEEDS FROM THE SALE OF COLLECTIONS OR INSURANCE RECOVERIES (OF WHICH THERE WAS 0 IN 2025 AND 2024) WOULD BE REFLECTED AS REVENUE RESULTING IN AN INCREASE IN NET ASSETS WITH DONOR RESTRICTIONS.
SCHEDULE D, PAGE 2, PART V, LINE 4	CARNEGIE LIBRARY OF PITTSBURGH MAKES AVAILABLE TO THE PUBLIC A COLLECTION OF APPROXIMATELY 3.1 MILLION BOOKS, PERIODICALS, AUDIOVISUAL ITEMS AND OTHER MATERIALS FROM THE MAIN LIBRARY, THE LIBRARY OF ACCESSIBLE MEDIA FOR PENNSYLVANIANS, ALLEGHENY COUNTY LAW LIBRARY AND 17 NEIGHBORHOOD LOCATIONS. MOST ITEMS MAY BE BORROWED BY LIBRARY CARDHOLDERS FOR USE AT HOME, WORK, OR SCHOOL. SOME UNIQUE, EXPENSIVE, OR FREQUENTLY CONSULTED MATERIALS ARE FOR USE IN THE LIBRARY ONLY. THIS COLLECTION IS THE FOUNDATION FOR THE LIBRARY'S MISSION, WHICH IS TO "FOSTER LITERACY, ENABLE EXPLORATION, AND CREATE CONNECTIONS WITH ALL OUR NEIGHBORS- AND AS SUCH SERVES AS THE BASIS FOR THE LIBRARY'S TAX EXEMPT PURPOSE. PART V, LINE 4: DISTRIBUTIONS FROM THE ENDOWMENT FUND ARE FOR THE PURCHASE OF MATERIALS (BOOKS), PROGRAMMING AND UNRESTRICTED PURPOSES IN ACCORDANCE WITH THE DONOR'S WISHES.
SCHEDULE D, PAGE 4, PART XI, LINE 2D	CHANGE IN VALUE OF SPLIT INTEREST AGREEMENTS 112,327 CONSOLIDATED SUPPORTING ORGANIZATION REVENUE AND GAINS 1,275,185 CHANGE IN VALUE OF BUNCHER STOCK 220,650 FUNDRAISING EVENT EXPENSES NETTED WITH REVENUES 33,000
SCHEDULE D, PAGE 4, PART XI, LINE 4B	SUPPORT FROM CONSOLITATED SUPPORTING ORGANIZATION 1,300,000
SCHEDULE D, PAGE 4, PART XII, LINE 2D	FUNDRAISING EXPENSES NETTED WITH REVENUES 33,000

Schedule D (Form 990) (Rev. 1-2025)

Additional Data

Software ID:
Software Version:

- TIN:

SCHEDULE G (Form 990)
(Rev. January 2025)

Department of the Treasury
Internal Revenue Service

Supplemental Information Regarding
Fundraising or Gaming Activities

Complete if the organization answered "Yes" on Form 990, Part IV, lines 17, 18, or 19, or if the organization entered more than $15,000 on Form 990-EZ, line 6a. Attach to Form 990 or Form 990-EZ.
Go to www.irs.gov/Form990 for instructions and the latest information.

OMB No. 1545-0047

Open to Public Inspection

Name of the organization
CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number

25-0965281

Part I

Fundraising Activities.Complete if the organization answered "Yes" on Form 990, Part IV, line 17.

Form 990-EZ filers are not required to complete this part.

Indicate whether the organization raised funds through any of the following activities. Check all that apply.

a	Mail solicitations	e	Solicitation of non-government grants
b	Internet and email solicitations	f	Solicitation of government grants
c	Phone solicitations	g	Special fundraising events
d	In-person solicitations

Did the organization have a written or oral agreement with any individual (including officers, directors, trustees

or key employees listed in Form 990, Part VII) or entity in connection with professional fundraising services?

YesNo

If "Yes," list the 10 highest paid individuals or entities (fundraisers) pursuant to agreements under which the fundraiser is
to be compensated at least $5,000 by the organization.

(i) Name and address of individual or entity (fundraiser)	(iii) Did fundraiser have custody or control of contributions?
	Yes	No










Total . . . . . . . . . . . . . . . . . . . .

List all states in which the organization is registered or licensed to solicit contributions or has been notified it is exempt from registration or licensing.

For Paperwork Reduction Act Notice, see the Instructions for Form 990 or 990-EZ.

Cat. No. 50083H

Schedule G (Form 990) (Rev. 1-2025)

Page 2

Part II

Fundraising Events. Complete if the organization answered "Yes" on Form 990, Part IV, line 18, or reported more than $15,000 of fundraising event contributions and gross income on Form 990-EZ, lines 1 and 6b. List events with gross receipts greater than $5,000.

		(a) Event #1 BOOK FEST GALA (event type)	(b) Event #2 (event type)	(c) Other events (total number)	(d) Total events (add col. (a) through col. (c))
1	Gross receipts . . . . .	50,050			50,050
2	Less: Contributions . . . .	4,415			4,415
3	Gross income (line 1 minus line 2) . . . . . .	45,635			45,635

4	Cash prizes . . . . .
5	Noncash prizes . . . .
6	Rent/facility costs . . . .
7	Food and beverages . . .
8	Entertainment . . . .
9	Other direct expenses . . .	33,000	33,000
10	Direct expense summary. Add lines 4 through 9 in column (d) . . . . . . . . . .		33,000
11	Net income summary. Subtract line 10 from line 3, column (d). . . . . . . . . .		12,635

Part III

Gaming. Complete if the organization answered "Yes" on Form 990, Part IV, line 19, or reported more than $15,000 on Form 990-EZ, line 6a.

		(a) Bingo	(b) Pull tabs/Instant bingo/progressive bingo	(c) Other gaming	(d) Total gaming (add col.(a) through col.(c))
1	Gross revenue . . . . .

2	Cash prizes . . . . .
3	Noncash prizes . . . .
4	Rent/facility costs . . . .
5	Other direct expenses . . .

Volunteer labor . . . .

	Yes %
	No

	Yes %
	No

	Yes %
	No

Direct expense summary. Add lines 2 through 5 in column (d) . . . . . . . . . .

Net gaming income summary. Subtract line 7 from line 1, column (d). . . . . . . . .

Enter the state(s) in which the organization conducts gaming activities:

Is the organization licensed to conduct gaming activities in each of these states? . . . . . . . .

YesNo

If "No," explain:

10a

Were any of the organization's gaming licenses revoked, suspended or terminated during the tax year? . . .

YesNo

If "Yes," explain:

Schedule G (Form 990) (Rev. 1-2025)

Page 3

Does the organization conduct gaming activities with nonmembers? . . . . . . . . . . .

YesNo

Is the organization a grantor, beneficiary or trustee of a trust or a member of a partnership or other entity

formed to administer charitable gaming? . . . . . . . . . . . . . . . . .

YesNo

Indicate the percentage of gaming activity conducted in:

The organization's facility . . . . . . . . . . . . . . . . . .

13a

An outside facility . . . . . . . . . . . . . . . . . . . .

13b

Enter the name and address of the person who prepares the organization's gaming/special events books and records:

Name

Address

15a

Does the organization have a contract with a third party from whom the organization receives gaming

revenue? . . . . . . . . . . . . . . . . . . . . . . . .

YesNo

If "Yes," enter the amount of gaming revenue received by the organization $ and the

amount of gaming revenue retained by the third party $ .

If "Yes," enter name and address of the third party:

Name

Address

Gaming manager information:

Name

Gaming manager compensation $

Description of services provided

Director/officer Employee Independent contractor

Mandatory distributions:

Is the organization required under state law to make charitable distributions from the gaming proceeds to

retain the state gaming license? . . . . . . . . . . . . . . . . . . .

YesNo

Enter the amount of distributions required under state law distributed to other exempt organizations or spent

in the organization's own exempt activities during the tax year $

Part IV

Supplemental Information. Provide the explanations required by Part I, line 2b, columns (iii) and (v); and Part III, lines 9, 9b, 10b, 15b, 15c, 16, and 17b, as applicable. Also provide any additional information. See instructions.

Return Reference	Explanation

Schedule G (Form 990) (Rev. 1-2025)

Additional Data

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Schedule J
(Form 990)
(Rev. January 2025)

Department of the Treasury
Internal Revenue Service

Compensation Information

For certain Officers, Directors, Trustees, Key Employees, and Highest
Compensated Employees
Complete if the organization answered "Yes" on Form 990, Part IV, line 23.
Attach to Form 990.
Go to www.irs.gov/Form990 for instructions and the latest information.

OMB No. 1545-0047

Open to Public Inspection

Name of the organization

CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number

25-0965281

Part I

Questions Regarding Compensation

Yes

Check the appropiate box(es) if the organization provided any of the following to or for a person listed on Form
990, Part VII, Section A, line 1a. Complete Part III to provide any relevant information regarding these items.

First-class or charter travel Housing allowance or residence for personal use

Travel for companions Payments for business use of personal residence

Tax idemnification and gross-up payments Health or social club dues or initiation fees

Discretionary spending account Personal services (e.g., maid, chauffeur, chef)

If any of the boxes on Line 1a are checked, did the organization follow a written policy regarding payment or reimbursement or provision of all of the expenses described above? If "No," complete Part III to explain .....

Did the organization require substantiation prior to reimbursing or allowing expenses incurred by all
directors, trustees, officers, including the CEO/Executive Director, regarding the items checked on Line 1a? ....

Indicate which, if any, of the following the filing organization used to establish the compensation of the
organization's CEO/Executive Director. Check all that apply. Do not check any boxes for methods
used by a related organization to establish compensation of the CEO/Executive Director, but explain in Part III.

Compensation committee Written employment contract

Independent compensation consultant Compensation survey or study

Form 990 of other organizations Approval by the board or compensation committee

During the year, did any person listed on Form 990, Part VII, Section A, line 1a, with respect to the filing organization or a related organization:

Receive a severance payment or change-of-control payment? .............

Participate in, or receive payment from, a supplemental nonqualified retirement plan? .........

Participate in, or receive payment from, an equity-based compensation arrangement? .........

If "Yes" to any of lines 4a-c, list the persons and provide the applicable amounts for each item in Part III.

Only 501(c)(3), 501(c)(4), and 501(c)(29) organizations must complete lines 5-9.

For persons listed on Form 990, Part VII, Section A, line 1a, did the organization pay or accrue any
compensation contingent on the revenues of:

The organization? ....................

Any related organization? .......................

If "Yes," on line 5a or 5b, describe in Part III.

For persons listed on Form 990, Part VII, Section A, line 1a, did the organization pay or accrue any
compensation contingent on the net earnings of:

The organization? ..................

Any related organization? ......................

If "Yes," on line 6a or 6b, describe in Part III.

For persons listed on Form 990, Part VII, Section A, line 1a, did the organization provide any nonfixed
payments not described in lines 5 and 6? If "Yes," describe in Part III ............

Were any amounts reported on Form 990, Part VII, paid or accured pursuant to a contract that was
subject to the initial contract exception described in Regulations section 53.4958-4(a)(3)? If "Yes," describe
in Part III ..........................

If "Yes" on line 8, did the organization also follow the rebuttable presumption procedure described in Regulations section 53.4958-6(c)? .........................

For Paperwork Reduction Act Notice, see the Instructions for Form 990.

Cat. No. 50053T

Schedule J (Form 990) (Rev. 1-2025)

Page 2

Part II

Officers, Directors, Trustees, Key Employees, and Highest Compensated Employees. Use duplicate copies if additional space is needed.

For each individual whose compensation must be reported on Schedule J, report compensation from the organization on row (i) and from related organizations, described in the
instructions, on row (ii). Do not list any individuals that are not listed on Form 990, Part VII.
Note. The sum of columns (B)(i)-(iii) for each listed individual must equal the total amount of Form 990, Part VII, Section A, line 1a, applicable column (D) and (E) amounts for that individual.

(A) Name and Title		(B) Breakdown of W-2, 1099-MISC compensation, and/or 1099-NEC			(C) Retirement and other deferred compensation	(D) Nontaxable benefits	(E) Total of columns (B)(i)-(D)	(F) Compensation in column (B) reported as deferred on prior Form 990
(A) Name and Title		(i) Base compensation	(ii) Bonus & incentive compensation	(iii) Other reportable compensation	(C) Retirement and other deferred compensation	(D) Nontaxable benefits	(E) Total of columns (B)(i)-(D)
1ANDREW MEDLAR PRESIDENT & DIRECTOR	(i) (ii)	266,622 -------------	-------------	-------------	16,354 -------------	17,682 -------------	300,658 -------------	-------------
2LINDA BARSEVICH DIR FINANCE & ADMIN	(i) (ii)	177,027 -------------	-------------	-------------	10,924 -------------	17,514 -------------	205,465 -------------	-------------
3KARLYN VOSS DIR EXT & GOVT RELAT	(i) (ii)	152,581 -------------	-------------	-------------	9,510 -------------	18,606 -------------	180,697 -------------	-------------
4MARY MONAGHAN DIR PUBLIC SERVICES	(i) (ii)	160,510 -------------	-------------	-------------	9,744 -------------	7,681 -------------	177,935 -------------	-------------
5RON GRAZIANO DIR FACILITIES DEVEL	(i) (ii)	151,088 -------------	-------------	-------------	9,238 -------------	17,400 -------------	177,726 -------------	-------------
6PAUL VANDERWIEL DIR HUMAN RESOURCES	(i) (ii)	139,187 -------------	-------------	-------------	8,861 -------------	18,562 -------------	166,610 -------------	-------------
7MOLLY BENNETT DIR COMMUNICATIONS	(i) (ii)	139,860 -------------	-------------	-------------	8,591 -------------	7,585 -------------	156,036 -------------	-------------

Schedule J (Form 990) (Rev. 1-2025)

Page 3

Part III

Supplemental Information

Provide the information, explanation, or descriptions required for Part I, lines 1a, 1b, 3, 4a, 4b, 4c, 5a, 5b, 6a, 6b, 7, and 8, and for Part II. Also complete this part for any additional information.

Return Reference	Explanation

Schedule J (Form 990) (Rev. 1-2025)

Additional Data

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Schedule K
(Form 990)

Department of the Treasury
Internal Revenue Service

Supplemental Information on Tax-Exempt Bonds

Complete if the organization answered "Yes" to Form 990, Part Ⅵ, line 24a. Provide descriptions,
explanations, and any additional information in Part Ⅵ.
Attach to Form 990.
Go to www.irs.gov/Form990 for instructions and the latest information.

OMB No. 1545-0047

Open to Public
Inspection

Name of the organization
CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number
25-0965281

Part Ⅰ

Bond Issues

(a) Issuer name		(b) Issuer EIN	(c) CUSIP #	(d) Date issued	(e) Issue price	(f) Description of purpose	(g) Defeased		(h) On behalf of issuer		(i) Pool financing
(a) Issuer name		(b) Issuer EIN	(c) CUSIP #	(d) Date issued	(e) Issue price	(f) Description of purpose	Yes	No	Yes	No	Yes	No
A	ALLEGHENY CO INDUSTRIAL DEVELOP ATH	25-1269117	01730TBL4	07-22-2021	5,610,000	REFUND PRIOR YEAR ISSUE		X		X		X

Part Ⅱ

Proceeds

	A		B		C		D
	1 Amount of bonds retired ..................	3,710,000
2 Amount of bonds legally defeased ..............
3 Total proceeds of issue ..................
4 Gross proceeds in reserve funds .............
5 Capitalized interest from proceeds .............
6 Proceeds in refunding escrows ...............
7 Issuance costs from proceeds ...............	139,502
8 Credit enhancement from proceeds .............
9 Working capital expenditures from proceeds .............
10 Capital expenditures from proceeds .............
11 Other spent proceeds .............	6,533,000
12 Other unspent proceeds .............
13 Year of substantial completion .............
	Yes	No	Yes	No	Yes	No	Yes	No
14 Were the bonds issued as part of a current refunding issue of tax-exempt bonds (or, if issued prior to 2020, a current refunding issue)? ........	X
15 Were the bonds issued as part of an advance refunding issue of taxable bonds (or, if issued prior to 2020, an advance refunding issue)? ........		X
16 Has the final allocation of proceeds been made? ..........	X
17 Does the organization maintain adequate books and records to support the final allocation of proceeds? ..................	X

For Paperwork Reduction Act Notice, see the Instructions for Form 990.

Cat. No. 50193E

Schedule K (Form 990) (Rev. 1-2025)

Page 2

Part Ⅲ

Private Business Use

	A		B		C		D
	Yes	No	Yes	No	Yes	No	Yes	No
1 Was the organization a partner in a partnership, or a member of an LLC, which owned property financed by tax-exempt bonds? .............
2 Are there any lease arrangements that may result in private business use of bond-financed property? ...............
3a Are there any management or service contracts that may result in private business use of bond-financed property? .............
b If "Yes" to line 3a, does the organization routinely engage bond counsel or other outside counsel to review any management or service contracts relating to the financed property?
c Are there any research agreements that may result in private business use of bond-financed property? .............
d If "Yes" to line 3c, does the organization routinely engage bond counsel or other outside counsel to review any research agreements relating to the financed property?
4 Enter the percentage of financed property used in a private business use by entities other than a section 501(c)(3) organization or a state or local government ....
5 Enter the percentage of financed property used in a private business use as a result of unrelated trade or business activity carried on by your organization, another section 501(c)(3) organization, or a state or local government .........
6 Total of lines 4 and 5 .............
7 Does the bond issue meet the private security or payment test? ...
8a Has there been a sale or disposition of any of the bond-financed property to a nongovernmental person other than a 501(c)(3) organization since the bonds were issued?.............
b If "Yes" to line 8a, enter the percentage of bond-financed property sold or disposed of. ..
c If "Yes" to line 8a, was any remedial action taken pursuant to Regulations sections 1.141-12 and 1.145-2? .............
9 Has the organization established written procedures to ensure that all nonqualified bonds of the issue are remediated in accordance with the requirements under Regulations sections 1.141-12 and 1.145-2? ........

Part Ⅳ

Arbitrage

	A		B		C		D
	Yes	No	Yes	No	Yes	No	Yes	No
1 Has the issuer filed Form 8038-T, Arbitrage Rebate, Yield Reduction and Penalty in Lieu of Arbitrage Rebate? ...		X
2 If "No" to line 1, did the following apply? ....
a Rebate not due yet? .......		X
b Exception to rebate? ........		X
c No rebate due? .........		X
If "Yes" to line 2c, provide in Part Ⅵ the date the rebate computation was performed ......
3 Is the bond issue a variable rate issue? .....		X

Schedule K (Form 990) (Rev. 1-2025)

Page 3

Part Ⅳ

Arbitrage (Continued)

	A		B		C		D
	Yes	No	Yes	No	Yes	No	Yes	No
4a Has the organization or the governmental issuer entered into a qualified hedge with respect to the bond issue?		X
b Name of provider ..........
c Term of hedge .........
d Was the hedge superintegrated? ......
e Was the hedge terminated? ........
5a Were gross proceeds invested in a guaranteed investment contract (GIC)?		X
b Name of provider ..........
c Term of GIC .........
d Was the regulatory safe harbor for establishing the fair market value of the GIC satisfied? ........
6 Were any gross proceeds invested beyond an available temporary period?		X
7 Has the organization established written procedures to monitor the requirements of section 148? ...		X

Part Ⅴ

Procedures To Undertake Corrective Action

	A		B		C		D
	Yes	No	Yes	No	Yes	No	Yes	No
Has the organization established written procedures to ensure that violations of federal tax requirements are timely identified and corrected through the voluntary closing agreement program if self-remediation is not available under applicable regulations?		X

Part Ⅵ

Supplemental Information. Provide additional information for responses to questions on Schedule K. (See instructions).

Return Reference	Explanation
PURPOSE OF ISSUE DESCRIPTION	ALLEGHENY CO INDUSTRIAL DEVELOP ATHY REFUND PRIOR YEAR ISSUE
ADDITIONAL INFORMATION	ALLEGHENY CO INDUSTRIAL DEVELOP ATHY PART III PRIVATE BUSINESS USE PART III IS NOT APPLICABLE AS THE 2021 REFUNDING BONDS WERE USED TO REFUND PRE-JANUARY 1, 2003 BONDS. PART IV, LINE 7 MONITORING PROCEDURES ARE NOT APPLICABLE AS THE LIBRARY HAS AN EXCEPTION TO REBATE.

Schedule K (Form 990) (Rev. 1-2025)

Additional Data

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SCHEDULE M
(Form 990)

Department of the Treasury

Internal Revenue Service

Noncash Contributions

Complete if the organizations answered "Yes" on Form 990, Part IV, lines 29 or 30.
Attach to Form 990.
Go to www.irs.gov/Form990 for the latest information.

OMB No. 1545-0047

2025

Open to Public Inspection

Name of the organization

CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number

25-0965281

Part I

Types of Property

	(a) Check if applicable	(b) Number of contributions or items contributed	(c) Noncash contribution amounts reported on Form 990, Part VIII, line 1g	(d) Method of determining noncash contribution amounts
1 Art—Works of art ....
2 Art—Historical treasures .
3 Art—Fractional interests ..
4 Books and publications ..
5 Clothing and household goods .......
6 Cars and other vehicles ..
7 Boats and planes ....
8 Intellectual property ...
9 Securities—Publicly traded .	X	10	49,752	FMV
10 Securities—Closely held stock .
11 Securities—Partnership, LLC, or trust interests ....
12 Securities—Miscellaneous ..
13 Qualified conservation contribution—Historic structures .....
14 Qualified conservation contribution—Other ...
15 Real estate—Residential .
16 Real estate—Commercial ..
17 Real estate—Other ...
18 Collectibles .....
19 Food inventory ...
20 Drugs and medical supplies .
21 Taxidermy ......
22 Historical artifacts ....
23 Scientific specimens ..
24 Archeological artifacts ...
25 Other ( )
26 Other ( )
27 Other ( )
28 Other ( )

Number of Forms 8283 received by the organization during the tax year for contributions
for which the organization completed Form 8283, Part IV, Donee Acknowledgement

Yes

30a

During the year, did the organization receive by contribution any property reported in Part I, lines 1 through 28, that it must hold for at least three years from the date of the initial contribution, and which isn't required to be used for exempt purposes for the entire holding period? ...................

30a

If "Yes," describe the arrangement in Part II.

Does the organization have a gift acceptance policy that requires the review of any nonstandard contributions?

Yes

32a

Does the organization hire or use third parties or related organizations to solicit, process, or sell noncash

contributions? ..........................

32a

If "Yes," describe in Part II.

If the organization didn't report an amount in column (c) for a type of property for which column (a) is checked,

describe in Part II.

For Paperwork Reduction Act Notice, see the Instructions for Form 990.

Cat. No. 51227J

Schedule M (Form 990) (2025)

Page 2

Part IISupplemental Information. Provide the information required by Part I, lines 30b, 32b, and 33, and whether the organization is reporting in Part I, column (b), the number of contributions, the number of items received, or a combination of both. Also complete this part for any additional information.

Return Reference	Explanation
SCHEDULE M, PAGE 2, PART II	THIS SCHEDULE DOES NOT ALLOW THE VALUE OF IN-KIND ADVERTISING TO BE INCLUDED IN THE LIST OF NON-CASH CONTRIBUTIONS BECAUSE IT IS A DONATED SERVICE. SINCE THIS VALUE IS SIGNIFICANT TO THE LIBRARY, WE ARE LISTING IT HERE AT 45,207.

Schedule M (Form 990) (2025)

Additional Data

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SCHEDULE O
(Form 990)
(Rev. January 2025)
Department of the Treasury
Internal Revenue Service

Supplemental Information to Form 990 or 990-EZ

Complete to provide information for responses to specific questions on
Form 990 or 990-EZ or to provide any additional information.
Attach to Form 990 or 990-EZ.
Go to www.irs.gov/Form990 for instructions and the latest information.

OMB No. 1545-0047

Open to Public
Inspection

Name of the organization

CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number

25-0965281

Return Reference	Explanation
FORM 990, PART III	LINE 1, DESCRIPTION OF ORGANIZATION MISSION(CONTINUED): OUR VISION IS A STRONG, INCLUSIVE COMMUNITY WITH THE LIBRARY AT ITS HEART THAT NURTURES INDIVIDUAL AND COLLECTIVE ACHIEVEMENT, ACCESS TO KNOWLEDGE, AND A SENSE OF JOY AND BELONGING. AS A PUBLIC TRUST CREATED "FOR THE PEOPLE," CARNEGIE LIBRARY OF PITTSBURGH EMBRACES ITS ROLE IN PROVIDING OPEN AND FREE ACCESS TO INFORMATION AND EXPERIENCES THAT FOSTER LITERACY, ENABLE EXPLORATION AND BUILD COMMUNITY CONNECTIONS. LINE 4A, PROGRAM SERVICE ACCOMPLISMENTS (CONTINUED): COLLECTIONS, PROGRAMS AND SPACES ARE THE CORE ELEMENTS OF CLP SERVICE TO MORE THAN 200,000 CARDHOLDERS AND 1,723,573 MILLION VISITORS IN 2025. IN 2025, CLP EXPANDED THE WORLD LANGUAGE COLLECTION, INCLUDING ADDING SPANISH CAREER, BUSINESS, AND NON-PROFIT BOOKS TO OUR CAREER, BUSINESS AND NON-PROFIT SERVICES DEPARTMENT. BOOK CLUB KITS WERE LAUNCHED, AND ADDITIONAL ITEMS WERE ADDED TO THE LIBRARY OF THINGS WHICH CONNECTS LIBRARY USERS WITH GAMES, PUZZLES, AND OTHER ITEMS THAT FACILITATE SOCIAL CONNECTIONS. 500 REUSABLE LICENSES FOR COURSES AND LEARNING ACCREDITATION IN AI, DATA ANALYTICS, PROJECT MANAGEMENT, ETC. THROUGH THE GOOGLE CERTIFICATE PROGRAM WERE ALSO PART OF OUR DIVERSE COLLECTION IN 2025. AS PART OF THE "BOOKS AROUND THE BLOCK" INITIATIVE, CLP IDENTIFIED AREAS WHERE LIBRARY ACCESS IS A CHALLENGE AND DISTRIBUTED THOUSANDS OF FREE BOOKS TO NEIGHBORHOOD SITES LIKE STORES AND HEALTH CLINICS TO ENSURE EVERYONE CAN ENJOY A GOOD BOOK. THROUGH THE CALS COLLECTIONS PROGRAM, CLP SUCCESSFULLY OFFERED COLLECTION BOOST+ TO PROVIDE COLLECTION SUPPORT TO VARIOUS UNDER- RESOURCED COUNTY LIBRARIES BY PURCHASING NEW, IN-DEMAND TITLES FOR THEM TO ADD TO THEIR COLLECTIONS. INITIATIVES LIKE CARDFEST, WHICH PROVIDES EVERY PITTSBURGH PUBLIC SCHOOLS (PPS) STUDENT WITH AN ACTIVE LIBRARY CARD, ENSURE PEOPLE OF ALL AGES HAVE ACCESS TO THE MILLIONS OF PRINT BOOKS, MAGAZINES, DVDS, AUDIOBOOKS, ELECTRONIC BOOKS, ACADEMIC JOURNALS, DATABASES AND ARCHIVES IN OUR COLLECTIONS. LIBRARY PROGRAMMING IS DRIVEN BY OUR GOALS TO PROVIDE RESPONSIVE SERVICES AND TO NURTURE COMMUNITY CONNECTIONS. STORYTIMES, TEEN TIME, JOB AND CAREER PRESENTATIONS, BOOK CLUBS, LOCAL HISTORY PRESENTATIONS AND SEASONAL SPECIAL EVENTS ARE CORE PROGRAMS THAT BRING PEOPLE INTO OUR LOCATIONS EVERY DAY. IN ADDITION, THE VIVIAN ANN DAVIDSON HEWITT INITIATIVE-NAMED IN HONOR OF THE FIRST BLACK LIBRARIAN AT CLP-EXPANDED IN 2025 WITH AN ARTIST IN RESIDENCE SERIES AT FIVE BRANCHES, WHICH INCLUDED COMMUNITY DINNERS AND ARTMAKING FOR ALL AGES. THE GREATER PITTSBURGH BOOK FESTIVAL WELCOMED MORE THAN 8,000 ATTENDEES TO CLP - MAIN IN MAY, BRINGING WRITERS, READERS, BOOKSELLERS, AND VENDORS FROM THROUGHOUT OUR REGION TOGETHER FOR LECTURES, WORKSHOPS AND BOOK-RELATED ACTIVITIES. THE SUMMER READING PROGRAM CONCLUDED WITH THE ANNUAL SUMMER READING EXTRAVAGANZA IN AUGUST. CLP AND ITS USERS CELEBRATED 145,000 BOOKS READ BY PITTSBURGHERS OVER THE SUMMER. THE ALLEGHENY COUNTY LAW LIBRARY (ACLL) HOSTED THE LEGAL INFORMATION AND ELDER JUSTICE FAIR AND OFFERED MANY ADDITIONAL LEGAL PROGRAMS IN HYBRID FORMATS. THE LIBRARY OF ACCESSIBLE MEDIA FOR PENNSYLVANIANS (LAMP) HOSTED THEIR LARGEST SOMATOSENSORY TACTILE ART EXHIBIT WITH 33 SCULPTURES BY 22 ARTISTS AND MORE THAN 200 ATTENDEES. CLP HAS 20 PHYSICAL LOCATIONS WHERE EVERYONE CAN ACCESS FREE INTERNET AND WIFI, ENJOY OUR COLLECTIONS AND PROGRAMS, GET ASSISTANCE FROM LIBRARY STAFF, AND CONNECT WITH NEIGHBORS AND COMMUNITY PARTNERS LIKE THE LEARNING DISABILITIES ASSOCIATION OF PITTSBURGH WHO PROVIDES WEEKLY TUTORING AT CLP - BROOKLINE AND CLP - HILL DISTRICT. IN THE AFTERMATH OF DAMAGING STORMS THAT SWEPT THROUGH THE CITY IN APRIL, CLP BRANCHES PROVIDED THOUSANDS OF NEIGHBORS WITH ACCESS TO ELECTRICITY, WIFI, CELL PHONE CHARGING EQUIPMENT, PCS AND LAPTOPS FOR REMOTE SCHOOL AND WORK, DAY AFTER DAY. CLP INVESTED IN CREATING WELCOMING, ACCESSIBLE, VIBRANT SPACES FOR ALL AGES IN MANY WAYS FROM MUSICAL INSTRUMENTS FOR CHILDREN OUTSIDE OF CLP - BEECHVIEW, CLP - HOMEWOOD, CLP - ALLEGHENY AND CLP - MAIN TO UPDATED HVAC AT CLP - WOODS RUN. WHEN INDIVIDUALS CAN'T COME TO PHYSICAL LIBRARY LOCATIONS, CLP BRINGS THE LIBRARY TO THEM. LAMP SHIPPED MORE THAN 1 MILLION TALKING BOOKS TO BLIND AND PRINT-DISABLED RESIDENTS ACROSS THE COMMONWEALTH. CHILDREN'S AND TEEN LIBRARY STAFF BRING BOOKS, ACTIVITIES AND INFORMATION TO SCHOOLS AND CHILDCARE CENTERS. STAFF MAINTAIN COMMUNITY COLLECTIONS AND THE COMMUNITY ARCHIVIST BROUGHT SCANNING EQUIPMENT TO EVERY BRANCH FOR "COMMUNITY SCAN DAYS" THAT ENHANCE LIBRARY ARCHIVES AND HELP INDIVIDUALS PRESERVE THEIR PERSONAL HISTORIES.
FORM 990, PAGE 6, PART VI, LINE 11B	THE FORM 990 IS REVIEWED IN DETAIL BY THE AUDIT COMMITTEE WITH MANAGEMENT. THE BOARD IS PROVIDED THE FORM 990 AFTER THE AUDIT COMMITTEE'S REVIEW. THE FORM 990 IS FILED AFTER BOARD DISTRIBUTION.
FORM 990, PAGE 6, PART VI, LINE 12C	ANNUALLY, CONFLICT OF INTEREST STATEMENTS ARE COMPLETED BY THE BOARD OF TRUSTEES. THE BOARD COMMITTEE ON TRUSTEESHIP REVIEWS COMPLIANCE WITH THE CONFLICT OF INTEREST POLICY AND BRINGS ANY ISSUES TO THE ATTENTION OF THE AUDIT COMMITTEE.
FORM 990, PAGE 6, PART VI, LINE 15A	A COMPENSATION SUBCOMMITTEE OF THE BOARD DETERMINES COMPENSATION. THE COMMITTEE OBTAINS AND RELIES UPON APPROPRIATE DATA AS TO COMPARABILITY PRIOR TO APPROVING THE TERMS OF COMPENSATION. APPROPRIATE DATA INCLUDES COMPENSATION LEVELS PAID BY SIMILARLY SITUATED ORGANIZATIONS, THE AVAILABILITY OF SIMILAR SERVICES IN THE GEOGRAPHIC AREA OF THE LIBRARY, AND CURRENT COMPENSATION SURVEYS.
FORM 990, PAGE 6, PART VI, LINE 15B	A COMPENSATION SUBCOMMITTEE OF THE BOARD DETERMINES COMPENSATION. THE COMMITTEE OBTAINS AND RELIES UPON APPROPRIATE DATA AS TO COMPARABILITY PRIOR TO APPROVING THE TERMS OF COMPENSATION. APPROPRIATE DATA INCLUDES COMPENSATION LEVELS PAID BY SIMILARLY SITUATED ORGANIZATIONS, THE AVAILABILITY OF SIMILAR SERVICES IN THE GEOGRAPHIC AREA OF THE LIBRARY, AND CURRENT COMPENSATION SURVEYS.
FORM 990, PAGE 6, PART VI, LINE 19	AVAILABLE AT THE MAIN LIBRARY UPON REQUEST.
FORM 990, PART XI	IN ORDER TO RECONCILE THE FORM 990 CHANGES IN NET ASSETS AND ENDING NET ASSET BALANCE TO THE AUDITED FINANCIAL STATEMENTS, WE MUST CONSIDER THE CHANGES IN NET ASSETS AND ENDING NET ASSET BALANCE OF THE CONSOLIDATED SUPPORTING ORGANIZATION INCLUDED IN THE AUDITED FINANCIAL STATEMENTS. THE AUDITED FINANCIAL STATEMENTS INCLUDE A CHANGE IN NET ASSETS OF THE CONSOLIDATED SUPPORTING ORGANIZATION TOTALING 23,436 (TOTAL CONSOLIDATED SUPPORTING ORGANIZATION REVENUES AND GAINS OF 1,276,564 LESS TOTAL SUPPORTING ORGANIZATION EXPENSES OF 1,300,000) AND A TOTAL ENDING NET ASSET BALANCE OF THE CONSOLIDATED SUPPORTING ORGANIZATION OF 11,022,284.
FORM 990, PART XI, LINE 9	CHANGE IN VALUE OF SPLIT INTEREST AGREEMENTS 112,327

For Paperwork Reduction Act Notice, see the Instructions for Form 990 or 990-EZ.

Cat. No. 51056K

Schedule O (Form 990) (Rev. 1-2025)

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SCHEDULE R
(Form 990)
(Rev. January 2025)

Department of the Treasury
Internal Revenue Service

Related Organizations and Unrelated Partnerships

Complete if the organization answered "Yes" on Form 990, Part IV, line 33, 34, 35b, 36, or 37.
Attach to Form 990.
Go to www.irs.gov/Form990 for instructions and the latest information.

OMB No. 1545-0047

Open to Public Inspection

Name of the organization

CARNEGIE LIBRARY OF PITTSBURGH

Employer identification number

25-0965281

Part I

Identification of Disregarded Entities. Complete if the organization answered "Yes" on Form 990, Part IV, line 33.

(a) Name, address, and EIN (if applicable) of disregarded entity	(b) Primary activity	(c) Legal domicile (state or foreign country)	(d) Total income	(e) End-of-year assets	(f) Direct controlling entity

Part II

Identification of Related Tax-Exempt Organizations. Complete if the organization answered "Yes" on Form 990, Part IV, line 34 because it had one or more related tax-exempt organizations during the tax year.

(a) Name, address, and EIN of related organization	(b) Primary activity	(c) Legal domicile (state or foreign country)	(d) Exempt Code section	(e) Public charity status (if section 501(c)(3))	(f) Direct controlling entity	(g) Section 512(b)(13) controlled entity?
(a) Name, address, and EIN of related organization	(b) Primary activity	(c) Legal domicile (state or foreign country)	(d) Exempt Code section	(e) Public charity status (if section 501(c)(3))	(f) Direct controlling entity	Yes	No
(1)ELECTRONIC INFORMATION NETWORK 4400 FORBES AVE PITTSBURGH,PA15213 30-0092345	COMP SUPP	PA	3	12A	CLP-ACLA		No
(2)FRIENDS OF CARNEGIE LIBRARY OF PGH 201 S HIGHLAND AVE PITTSBURGH,PA15206 25-1601408	SUPPORT	PA	3	12C	N/A		No
(3)FRIENDS OF THE MUSIC LIBRARY PO BOX 81090 PITTSBURGH,PA15217 25-6071637	SUPPORT	PA	3	7	N/A		No
(4)JACK G BUNCHER CHARITABLE FUND FOR THE CARNEGIE LIBRARY OF PGH4400 FORBES AVE PITTSBURGH,PA15213 20-4393050	SUPPORT	PA	3	12A	CLP		No

For Paperwork Reduction Act Notice, see the Instructions for Form 990.

Cat. No. 50135Y

Schedule R (Form 990) (Rev. 1-2025)

Page 2

Part III

Identification of Related Organizations Taxable as a Partnership. Complete if the organization answered "Yes" on Form 990, Part IV, line 34, because it had one or more related organizations treated as a partnership during the tax year.

(a) Name, address, and EIN of related organization	(b) Primary activity	(c) Legal domicile (state or foreign country)	(d) Direct controlling entity	(f) Share of total income	(g) Share of end-of-year assets	(h) Disproprtionate allocations?		(i) Code V-UBI amount in box 20 of Schedule K-1 (Form 1065)	(j) General or managing partner?		(k) Percentage ownership
(a) Name, address, and EIN of related organization	(b) Primary activity	(c) Legal domicile (state or foreign country)	(d) Direct controlling entity	(f) Share of total income	(g) Share of end-of-year assets	Yes	No	(i) Code V-UBI amount in box 20 of Schedule K-1 (Form 1065)	Yes	No	(k) Percentage ownership

Part IV

Identification of Related Organizations Taxable as a Corporation or Trust. Complete if the organization answered "Yes" on Form 990, Part IV, line 34 because it had one or more related organizations treated as a corporation or trust during the tax year.

(a) Name, address, and EIN of related organization	(b) Primary activity	(c) Legal domicile (state or foreign country)	(d) Direct controlling entity	(e) Type of entity (C corp, S corp, or trust)	(f) Share of total income	(g) Share of end-of-year assets	(h) Percentage ownership	(i) Section 512(b)(13) controlled entity?
(a) Name, address, and EIN of related organization	(b) Primary activity	(c) Legal domicile (state or foreign country)	(d) Direct controlling entity	(e) Type of entity (C corp, S corp, or trust)	(f) Share of total income	(g) Share of end-of-year assets	(h) Percentage ownership	Yes	No

Schedule R (Form 990) (Rev. 1-2025)

Page 3

Part V

Transactions With Related Organizations. Complete if the organization answered "Yes" on Form 990, Part IV, line 34, 35b, or 36.

Note. Complete line 1 if any entity is listed in Parts II, III, or IV of this schedule.

Yes

1 During the tax year, did the orgranization engage in any of the following transactions with one or more related organizations listed in Parts II-IV?

a Receipt of (i) interest, (ii) annuities, (iii) royalties, or (iv) rent from a controlled entity .....................

b Gift, grant, or capital contribution to related organization(s) ............................

c Gift, grant, or capital contribution from related organization(s) ............................

Yes

d Loans or loan guarantees to or for related organization(s) ............................

e Loans or loan guarantees by related organization(s) ............................

f Dividends from related organization(s) ............................

g Sale of assets to related organization(s) ............................

h Purchase of assets from related organization(s) ............................

i Exchange of assets with related organization(s) ............................

j Lease of facilities, equipment, or other assets to related organization(s) .......................

Yes

k Lease of facilities, equipment, or other assets from related organization(s) ......................

Yes

l Performance of services or membership or fundraising solicitations for related organization(s) .....................

m Performance of services or membership or fundraising solicitations by related organization(s) .................

n Sharing of facilities, equipment, mailing lists, or other assets with related organization(s) ...................

o Sharing of paid employees with related organization(s) ............................

p Reimbursement paid to related organization(s) for expenses ............................

Yes

q Reimbursement paid by related organization(s) for expenses ............................

Yes

r Other transfer of cash or property to related organization(s) ............................

s Other transfer of cash or property from related organization(s) ............................

If the answer to any of the above is "Yes," see the instructions for information on who must complete this line, including covered relationships and transaction thresholds.

(a) Name of related organization	(b) Transaction type (a-s)	(c) Amount involved	(d) Method of determining amount involved
(1) THE ELECTRONIC INFORMATION NETWORK	P	154,512	INVOICE AMOUNTS
(2) THE ELECTRONIC INFORMATION NETWORK	Q	28,807	INVOICE AMOUNTS
(3) THE ELECTRONIC INFORMATION NETWORK	J	9,924	INVOICE AMOUNTS
(4) THE JACK G BUNCHER CHARITABLE FUND FOR THE CARNEGIE LIBRARY FOR PITTSBURGH	C	1,300,000	FMV

Schedule R (Form 990) (Rev. 1-2025)

Page 4

Part VI

Unrelated Organizations Taxable as a Partnership. Complete if the organization answered "Yes" on Form 990, Part IV, line 37.

Provide the following information for each entity taxed as a partnership through which the organization conducted more than five percent of its activities (measured by total assets or gross revenue) that was not a related organization. See instructions regarding exclusion for certain investment partnerships.

(a) Name, address, and EIN of entity	(b) Primary activity	(c) Legal domicile (state or foreign country)	(e) Are all partners section 501(c)(3) organizations?		(f) Share of total income	(g) Share of end-of-year assets	(h) Disproprtionate allocations?		(i) Code V-UBI amount in box 20 of Schedule K-1 (Form 1065)	(j) General or managing partner?		(k) Percentage ownership
(a) Name, address, and EIN of entity	(b) Primary activity	(c) Legal domicile (state or foreign country)	Yes	No	(f) Share of total income	(g) Share of end-of-year assets	Yes	No	(i) Code V-UBI amount in box 20 of Schedule K-1 (Form 1065)	Yes	No	(k) Percentage ownership

Schedule R (Form 990) (Rev. 1-2025)

Page 5

Part VII

Supplemental Information

Provide additional information for responses to questions on Schedule R. See instructions.

Return Reference	Explanation

Schedule R (Form 990) (Rev. 1-2025)

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