Form990-PF

Department of the Treasury
Internal Revenue Service

Return of Private Foundation
or Section 4947(a)(1) Trust Treated as Private Foundation
right arrowDo not enter social security numbers on this form as it may be made public.
right arrowGo to www.irs.gov/Form990PF for instructions and the latest information.
OMB No. 1545-0047
2024
Open to Public Inspection
For calendar year 2024, or tax year beginning 01-01-2024 , and ending 12-31-2024
Name of foundation
Burnham Family Foundation
 
% Foundation Source
Number and street (or P.O. box number if mail is not delivered to street address)Foundation Source 501 Silverside Rd
  Room/suite
City or town, state or province, country, and ZIP or foreign postal code
Wilmington, DE198091377
A Employer identification number

35-6951044
B Telephone number (see instructions)

(800) 839-1754
C right arrow
G Check all that apply:

D 1. Foreign organizations, check here............. right arrow
2. Foreign organizations meeting the 85%
test, check here and attach computation ... right arrow
E right arrow
H Check type of organization:
F right arrow
I Fair market value of all assets at end
of year (from Part II, col. (c),
line 16)right arrow$83,747,700J Accounting method:
 
(Part I, column (d) must be on cash basis.)
Part I Analysis of Revenue and Expenses (The total of amounts in columns (b), (c), and (d) may not necessarily equal the amounts in column (a) (see instructions).) (a) Revenue and
expenses per
books 		(b) Net investment
income 		(c) Adjusted net
income 		(d) Disbursements
for charitable
purposes
(cash basis only)
Revenue 1 Contributions, gifts, grants, etc., received (attach schedule) 15,273,756
2 Check right arrow.............
3 Interest on savings and temporary cash investments 16,585 16,585  
4 Dividends and interest from securities... 1,165,522 1,165,522  
5a Gross rents............      
b Net rental income or (loss)  
6a Net gain or (loss) from sale of assets not on line 10 8,633,020
b Gross sales price for all assets on line 6a 25,023,680
7 Capital gain net income (from Part IV, line 2)... 14,525,020
8 Net short-term capital gain.........  
9 Income modifications...........  
10a Gross sales less returns and allowances  
b Less: Cost of goods sold....  
c Gross profit or (loss) (attach schedule).....    
11 Other income (attach schedule)....... Click to see attachment
List of Attached Documents:
// Content
58,538 29,667  
12 Total. Add lines 1 through 11........ 25,147,421 15,736,794  
Operating and Administrative Expenses 13 Compensation of officers, directors, trustees, etc. 0      
14 Other employee salaries and wages...... 166,042     166,042
15 Pension plans, employee benefits....... 26,459     26,459
16a Legal fees (attach schedule)......... Click to see attachment
List of Attached Documents:
// Content
9,517 0 0 9,517
b Accounting fees (attach schedule)....... Click to see attachment
List of Attached Documents:
// Content
5,845 0 0 5,845
c Other professional fees (attach schedule).... Click to see attachment
List of Attached Documents:
// Content
104,211 104,211    
17 Interest...............        
18 Taxes (attach schedule) (see instructions)... Click to see attachment
List of Attached Documents:
// Content
56,236 5,697    
19 Depreciation (attach schedule) and depletion...      
20 Occupancy..............        
21 Travel, conferences, and meetings....... 2,432     2,432
22 Printing and publications..........        
23 Other expenses (attach schedule)....... Click to see attachment
List of Attached Documents:
// Content
171,348 80,519   90,928
24 Total operating and administrative expenses.
Add lines 13 through 23.......... 542,090 190,427 0 301,223
25 Contributions, gifts, grants paid....... 2,322,108 2,322,108
26 Total expenses and disbursements. Add lines 24 and 25 2,864,198 190,427 0 2,623,331
27 Subtract line 26 from line 12:
a Excess of revenue over expenses and disbursements 22,283,223
b Net investment income (if negative, enter -0-) 15,546,367
c Adjusted net income (if negative, enter -0-)... 0
For Paperwork Reduction Act Notice, see instructions.
Cat. No. 11289X Form 990-PF (2024)
Form 990-PF (2024)
Page 2
Part II Balance Sheets Attached schedules and amounts in the description column
should be for end-of-year amounts only. (See instructions.) 		Beginning of year End of year
(a) Book Value (b) Book Value (c) Fair Market Value
Assets 1 Cash—non-interest-bearing.............      
2 Savings and temporary cash investments......... 436,083 441,716 441,716
3 Accounts receivable right arrow  
Less: allowance for doubtful accounts right arrow        
4 Pledges receivable right arrow  
Less: allowance for doubtful accounts right arrow        
5 Grants receivable.................      
6 Receivables due from officers, directors, trustees, and other
disqualified persons (attach schedule) (see instructions).....      
7 Other notes and loans receivable (attach schedule) right arrow  
Less: allowance for doubtful accounts right arrow        
8 Inventories for sale or use..............      
9 Prepaid expenses and deferred charges..........      
10a Investments—U.S. and state government obligations (attach schedule) 6,211,132 Click to see attachment
List of Attached Documents:
// Content
19,045,788 		19,193,366
b Investments—corporate stock (attach schedule)....... 37,372,723 Click to see attachment
List of Attached Documents:
// Content
47,075,320 		49,020,241
c Investments—corporate bonds (attach schedule).......      
11 Investments—land, buildings, and equipment: basis right arrow  
Less: accumulated depreciation (attach schedule) right arrow        
12 Investments—mortgage loans.............      
13 Investments—other (attach schedule).......... 7,783,546 Click to see attachment
List of Attached Documents:
// Content
8,515,011 		15,092,377
14 Land, buildings, and equipment: basis right arrow  
Less: accumulated depreciation (attach schedule) right arrow        
15 Other assets (describe right arrow)      
16 Total assets (to be completed by all filers—see the
instructions. Also, see page 1, item I) 51,803,484 75,077,835 83,747,700
Liabilities 17 Accounts payable and accrued expenses..........    
18 Grants payable.................    
19 Deferred revenue.................    
20 Loans from officers, directors, trustees, and other disqualified persons    
21 Mortgages and other notes payable (attach schedule)......    
22 Other liabilities (describe right arrow)    
23 Total liabilities (add lines 17 through 22)......... 0 0
Net Assets or Fund Balances Foundations that follow FASB ASC 958, check here right arrow
and complete lines 24, 25, 29 and 30.
24 Net assets without donor restrictions...........    
25 Net assets with donor restrictions............    
Foundations that do not follow FASB ASC 958, check here right arrow
and complete lines 26 through 30.
26 Capital stock, trust principal, or current funds........    
27 Paid-in or capital surplus, or land, bldg., and equipment fund    
28 Retained earnings, accumulated income, endowment, or other funds 51,803,484 75,077,835
29 Total net assets or fund balances (see instructions)..... 51,803,484 75,077,835
30 Total liabilities and net assets/fund balances (see instructions). 51,803,484 75,077,835
Part III
Analysis of Changes in Net Assets or Fund Balances
1
Total net assets or fund balances at beginning of year—Part II, column (a), line 29 (must agree with end-of-year figure reported on prior year’s return) ...............
1
51,803,484
2
Enter amount from Part I, line 27a .....................
2
22,283,223
3
Other increases not included in line 2 (itemize) right arrowClick to see attachment
List of Attached Documents:
// Content
3
991,128
4
Add lines 1, 2, and 3 ..........................
4
75,077,835
5
Decreases not included in line 2 (itemize) right arrow
5
 
6
Total net assets or fund balances at end of year (line 4 minus line 5)—Part II, column (b), line 29 .
6
75,077,835
Form 990-PF (2024)
Form 990-PF (2024)
Page 3
Part IV
Capital Gains and Losses for Tax on Investment Income
(a) List and describe the kind(s) of property sold (e.g., real estate,
2-story brick warehouse; or common stock, 200 shs. MLC Co.)		 (b)
How acquired
P—Purchase
D—Donation 		(c)
Date acquired
(mo., day, yr.) 		(d)
Date sold
(mo., day, yr.)
1 a Publicly-traded Securities      
b Passthrough K1 Capital Gain/(Loss)      
c
d
e
(e)
Gross sales price 		(f)
Depreciation allowed
(or allowable) 		(g)
Cost or other basis
plus expense of sale 		(h)
Gain or (loss)
(e) plus (f) minus (g)
a 25,023,680   11,208,050 13,815,630
b       709,390
c
d
e
Complete only for assets showing gain in column (h) and owned by the foundation on 12/31/69 (l)
Gains (Col. (h) gain minus
col. (k), but not less than -0-) or
Losses (from col.(h))
(i)
F.M.V. as of 12/31/69 		(j)
Adjusted basis
as of 12/31/69 		(k)
Excess of col. (i)
over col. (j), if any
a       13,815,630
b        
c
d
e
2 Capital gain net income or (net capital loss) Bracket If gain, also enter in Part I, line 7
If (loss), enter -0- in Part I, line 7		 Bracket 2 14,525,020
3 Net short-term capital gain or (loss) as defined in sections 1222(5) and (6):
If gain, also enter in Part I, line 8, column (c) (see instructions). If (loss), enter -0-
in Part I, line 8 ................... 		Bracket 3  
Part V
Excise Tax Based on Investment Income (Section 4940(a), 4940(b), 4940(e), or 4948—see instructions)
1a Exempt operating foundations described in section 4940(d)(2), check here right arrow and enter “N/A" on line 1. Bracket for line 1a
Date of ruling or determination letter:   (attach copy of letter if necessary–see instructions) 1 216,095
b All other domestic foundations enter 1.39% (0.0139) of line 27b. Exempt foreign organizations enter 4% (0.04) of Part I, line 12, col. (b)
2 Tax under section 511 (domestic section 4947(a)(1) trusts and taxable foundations only. Others enter -0-) 2  
3 Add lines 1 and 2........................... 3 216,095
4 Subtitle A (income) tax (domestic section 4947(a)(1) trusts and taxable foundations only. Others enter -0-) 4  
5 Tax based on investment income. Subtract line 4 from line 3. If zero or less, enter -0- ..... 5 216,095
6 Credits/Payments:
a 2024 estimated tax payments and 2023 overpayment credited to 2024 6a 54,197
b Exempt foreign organizations—tax withheld at source...... 6b 0
c Tax paid with application for extension of time to file (Form 8868)... 6c 163,400
d Backup withholding erroneously withheld .......... 6d  
7 Total credits and payments. Add lines 6a through 6d.............. 7 217,597
8 Enter any penalty for underpayment of estimated tax. Check here if Form 2220 is attached. Click to see attachment
List of Attached Documents:
// Content
8 0
9 Tax due. If the total of lines 5 and 8 is more than line 7, enter amount owed.......right arrow 9  
10 Overpayment. If line 7 is more than the total of lines 5 and 8, enter the amount overpaid...right arrow 10 1,502
11 Enter the amount of line 10 to be: Credited to 2025 estimated taxright arrow1,502 Refundedright arrow 11  
Form 990-PF (2024)
Form 990-PF (2024)
Page 4
Part VI-A
Statements Regarding Activities
1a
During the tax year, did the foundation attempt to influence any national, state, or local legislation or did
Yes
No
it participate or intervene in any political campaign? ....................
1a
 
No
b
Did it spend more than $100 during the year (either directly or indirectly) for political purposes? See the instructions
for the definition.................................
1b
 
No
If the answer is "Yes" to 1a or 1b, attach a detailed description of the activities and copies of any materials
published or distributed by the foundation in connection with the activities.
c
Did the foundation file Form 1120-POL for this year?.....................
1c
 
No
d
Enter the amount (if any) of tax on political expenditures (section 4955) imposed during the year:
(1) On the foundation. right arrow$   (2) On foundation managers.right arrow$  
e
Enter the reimbursement (if any) paid by the foundation during the year for political expenditure tax imposed
on foundation managers.right arrow$  
2
Has the foundation engaged in any activities that have not previously been reported to the IRS?.......
2
 
No
If "Yes," attach a detailed description of the activities.
3
Has the foundation made any changes, not previously reported to the IRS, in its governing instrument, articles
of incorporation, or bylaws, or other similar instruments? If "Yes," attach a conformed copy of the changes....
3
 
No
4a
Did the foundation have unrelated business gross income of $1,000 or more during the year?.........
4a
Yes
 
b
If "Yes," has it filed a tax return on Form 990-T for this year?...................
4b
Yes
 
5
Was there a liquidation, termination, dissolution, or substantial contraction during the year?.........
5
 
No
If "Yes," attach the statement required by General Instruction T.
6
Are the requirements of section 508(e) (relating to sections 4941 through 4945) satisfied either:
round bullet By language in the governing instrument, or
round bullet By state legislation that effectively amends the governing instrument so that no mandatory directions
that conflict with the state law remain in the governing instrument? ................
6
Yes
 
7
Did the foundation have at least $5,000 in assets at any time during the year? If "Yes," complete Part II, col. (c),
and Part XIV..................................
7
Yes
 
8a
Enter the states to which the foundation reports or with which it is registered (see instructions)
right arrowNY
b
If the answer is "Yes" to line 7, has the foundation furnished a copy of Form 990-PF to the Attorney
General (or designate) of each state as required by General Instruction G? If "No," attach explanation .
8b
Yes
 
9
Is the foundation claiming status as a private operating foundation within the meaning of section 4942(j)(3)
or 4942(j)(5) for calendar year 2024 or the taxable year beginning in 2024? See the instructions for Part XIII.
If "Yes," complete Part XIII .............................
9
 
No
10
Did any persons become substantial contributors during the tax year? If "Yes," attach a schedule listing their names
and addresses. ...............................
10
 
No
11
At any time during the year, did the foundation, directly or indirectly, own a controlled entity within the
meaning of section 512(b)(13)? If "Yes," attach schedule. See instructions .............
11
 
No
12
Did the foundation make a distribution to a donor advised fund over which the foundation or a disqualified person had
advisory privileges? If "Yes," attach statement. See instructions.................
12
 
No
13
Did the foundation comply with the public inspection requirements for its annual returns and exemption application?
13
Yes
 
Website addressright arrow  
14
The books are in care ofright arrowFoundation Source Telephone no.right arrow (800) 839-1754

Located atright arrow501 Silverside Road Suite 123WilmingtonDE ZIP+4right arrow198091377
15
Section 4947(a)(1) nonexempt charitable trusts filing Form 990-PF in lieu of Form 1041 —check here .........right arrow
and enter the amount of tax-exempt interest received or accrued during the year ........right arrow
15
 
16 At any time during calendar year 2024, did the foundation have an interest in or a signature or other authority over YesNo
a bank, securities, or other financial account in a foreign country? .................
16   No
See the instructions for exceptions and filing requirements for FinCEN Form 114. If "Yes", enter the name of the foreign
country right arrow
Form 990-PF (2024)
Form 990-PF (2024)
Page 5
Part VI-B
Statements Regarding Activities for Which Form 4720 May Be Required
File Form 4720 if any item is checked in the "Yes" column, unless an exception applies.
Yes
No
1a
During the year did the foundation (either directly or indirectly):
(1) Engage in the sale or exchange, or leasing of property with a disqualified person? ...........
1a(1)
 
No
(2) Borrow money from, lend money to, or otherwise extend credit to (or accept it from)
a disqualified person? ..............................
1a(2)
 
No
(3) Furnish goods, services, or facilities to (or accept them from) a disqualified person? ...........
1a(3)
 
No
(4) Pay compensation to, or pay or reimburse the expenses of, a disqualified person? ............
1a(4)
Yes
 
(5) Transfer any income or assets to a disqualified person (or make any of either available
for the benefit or use of a disqualified person)? ......................
1a(5)
 
No
(6) Agree to pay money or property to a government official? (Exception. Check "No"
if the foundation agreed to make a grant to or to employ the official for a period
after termination of government service, if terminating within 90 days.) ...............
1a(6)
 
No
b
If any answer is "Yes" to 1a(1)–(6), did any of the acts fail to qualify under the exceptions described in Regulations
section 53.4941(d)-3 or in a current notice regarding disaster assistance? See instructions ..........
1b
 
No
c
Organizations relying on a current notice regarding disaster assistance check here ........right arrow
d
Did the foundation engage in a prior year in any of the acts described in 1a, other than excepted acts,
that were not corrected before the first day of the tax year beginning in 2024? .............
1d
 
No
2
Taxes on failure to distribute income (section 4942) (does not apply for years the foundation was a private
operating foundation defined in section 4942(j)(3) or 4942(j)(5)):
a
At the end of tax year 2024, did the foundation have any undistributed income (Part XII, lines 6d
and 6e) for tax year(s) beginning before 2024?....................
2a
 
No
If "Yes," list the years right arrow20, 20, 20, 20
b
Are there any years listed in 2a for which the foundation is not applying the provisions of section 4942(a)(2)
(relating to incorrect valuation of assets) to the year’s undistributed income? (If applying section 4942(a)(2)
to all years listed, answer "No" and attach statement—see instructions.) ..............
2b
 
 
c
If the provisions of section 4942(a)(2) are being applied to any of the years listed in 2a, list the years here.
right arrow20, 20, 20, 20
3a
Did the foundation hold more than a 2% direct or indirect interest in any business enterprise at
any time during the year? ..............................
3a
 
No
b
If "Yes," did it have excess business holdings in 2024 as a result of (1) any purchase by the foundation
or disqualified persons after May 26, 1969; (2) the lapse of the 5-year period (or longer period approved
by the Commissioner under section 4943(c)(7)) to dispose of holdings acquired by gift or bequest; or (3)
the lapse of the 10-, 15-, or 20-year first phase holding period? (Use Schedule C, Form 4720, to determine
if the foundation had excess business holdings in 2024.) .....................
3b
 
 
4a
Did the foundation invest during the year any amount in a manner that would jeopardize its charitable purposes?
4a
 
No
b
Did the foundation make any investment in a prior year (but after December 31, 1969) that could jeopardize its
charitable purpose that had not been removed from jeopardy before the first day of the tax year beginning in 2024? ..
4b
 
No
Form 990-PF (2024)
Form 990-PF (2024)
Page 6
Part VI-B
Statements Regarding Activities for Which Form 4720 May Be Required (continued)
5a
During the year did the foundation pay or incur any amount to:
Yes
No
(1) Carry on propaganda, or otherwise attempt to influence legislation (section 4945(e))? ..........
5a(1)
 
No
(2) Influence the outcome of any specific public election (see section 4955); or to carry
on, directly or indirectly, any voter registration drive? ....................
5a(2)
 
No
(3) Provide a grant to an individual for travel, study, or other similar purposes? .............
5a(3)
 
No
(4) Provide a grant to an organization other than a charitable, etc., organization described
in section 4945(d)(4)(A)? See instructions ........................
5a(4)
 
No
(5) Provide for any purpose other than religious, charitable, scientific, literary, or
educational purposes, or for the prevention of cruelty to children or animals? .............
5a(5)
 
No
b
If any answer is "Yes" to 5a(1)–(5), did any of the transactions fail to qualify under the exceptions described in
Regulations section 53.4945 or in a current notice regarding disaster assistance? See instructions ........
5b
 
 
c
Organizations relying on a current notice regarding disaster assistance check .........right arrow
d
If the answer is "Yes" to question 5a(4), does the foundation claim exemption from the
tax because it maintained expenditure responsibility for the grant? .................
5d
 
 
If "Yes," attach the statement required by Regulations section 53.4945–5(d).
6a
Did the foundation, during the year, receive any funds, directly or indirectly, to pay premiums on
a personal benefit contract? .............................
6a
 
No
b
Did the foundation, during the year, pay premiums, directly or indirectly, on a personal benefit contract? ....
6b
 
No
If "Yes" to 6b, file Form 8870.
7a
At any time during the tax year, was the foundation a party to a prohibited tax shelter transaction?
7a
 
No
b
If "Yes", did the foundation receive any proceeds or have any net income attributable to the transaction? .....
7b
 
 
8
Is the foundation subject to the section 4960 tax on payment(s) of more than $1,000,000 in remuneration or
excess parachute payment during the year? .........................
8
 
No
Part VII
Information About Officers, Directors, Trustees, Foundation Managers, Highly Paid Employees,
and Contractors
1 List all officers, directors, trustees, foundation managers and their compensation. See instructions
(a) Name and address (b) Title, and average
hours per week
devoted to position 		(c) Compensation
 (If not paid, enter
-0-) 		(d) Contributions to employee benefit plans and deferred compensation (e) Expense account,
other allowances
Mary Buttrick Burnham Trustee
1.0 		0 0 0
Foundation Source 501 Silverside Rd
Wilmington,DE198091377
R Bradford Burnham III Trustee
1.0 		0 0 0
Foundation Source 501 Silverside Rd
Wilmington,DE198091377
2 Compensation of five highest-paid employees (other than those included on line 1—see instructions). If none, enter “NONE."
(a) Name and address of each employee paid more than $50,000 (b) Title, and average
hours per week
devoted to position 		(c) Compensation (d) Contributions to
employee benefit
plans and deferred
compensation 		(e) Expense account,
other allowances
SOFIA GARCELON EXECUTIVE DIRECTOR
40.0 		166,042 13,452  
PO BOX 855
OLD LYME,CT06371
Total number of other employees paid over $50,000...................right arrow  
Form 990-PF (2024)
Form 990-PF (2024)
Page 7
Part VII
Information About Officers, Directors, Trustees, Foundation Managers, Highly Paid Employees,
and Contractors (continued)
3 Five highest-paid independent contractors for professional services (see instructions). If none, enter "NONE".
(a) Name and address of each person paid more than $50,000 (b) Type of service (c) Compensation
Fidelity Investment Mgmt 97,616
1261 Post Road
FAIRFIELD,CT06824
Foundation Source Administrative 78,628
55 Walls Drive Suite 302
Fairfield,CT06824
Total number of others receiving over $50,000 for professional services.............right arrow  
Part VIII-A
Summary of Direct Charitable Activities
List the foundation’s four largest direct charitable activities during the tax year. Include relevant statistical information such as the number of organizations and other beneficiaries served, conferences convened, research papers produced, etc. Expenses
1  
2  
3  
4  
Part VIII-B
Summary of Program-Related Investments (see instructions)
Describe the two largest program-related investments made by the foundation during the tax year on lines 1 and 2. Amount
1  
2  
All other program-related investments. See instructions.
3  
Total. Add lines 1 through 3.........................right arrow  
Form 990-PF (2024)
Form 990-PF (2024)
Page 8
Part IX
Minimum Investment Return (All domestic foundations must complete this part. Foreign foundations, see instructions.)
1
Fair market value of assets not used (or held for use) directly in carrying out charitable, etc.,
purposes:
a
Average monthly fair market value of securities...................
1a
58,573,370
b
Average of monthly cash balances.......................
1b
622,221
c
Fair market value of all other assets (see instructions)................
1c
11,471,211
d
Total (add lines 1a, b, and c).........................
1d
70,666,802
e
Reduction claimed for blockage or other factors reported on lines 1a and
1c (attach detailed explanation) .............
1e
 
2
Acquisition indebtedness applicable to line 1 assets..................
2
0
3
Subtract line 2 from line 1d.........................
3
70,666,802
4
Cash deemed held for charitable activities. Enter 1.5% (0.015) of line 3 (for greater amount, see
instructions) .............................
4
1,060,002
5
Net value of noncharitable-use assets. Subtract line 4 from line 3. ............
5
69,606,800
6
Minimum investment return. Enter 5% (0.05) of line 5................
6
3,480,340
Part X
Distributable Amount (see instructions) (Section 4942(j)(3) and (j)(5) private operating foundations and certain foreign organizations check here right arrow and do not complete this part.)
1
Minimum investment return from Part IX, line 6..................
1
3,480,340
2a
Tax on investment income for 2024 from Part V, line 5 .......
2a
216,095
b
Income tax for 2024. (This does not include the tax from Part V.) ...
2b
2,090
c
Add lines 2a and 2b............................
2c
218,185
3
Distributable amount before adjustments. Subtract line 2c from line 1............
3
3,262,155
4
Recoveries of amounts treated as qualifying distributions................
4
 
5
Add lines 3 and 4............................
5
3,262,155
6
Deduction from distributable amount (see instructions).................
6
 
7
Distributable amount as adjusted. Subtract line 6 from line 5. Enter here and on Part XII, line 1 ...
7
3,262,155
Part XI
Qualifying Distributions (see instructions)
1
Amounts paid (including administrative expenses) to accomplish charitable, etc., purposes:
a
Expenses, contributions, gifts, etc.—total from Part I, column (d), line 26 ..........
1a
2,623,331
b
Program-related investments—total from Part VIII-B..................
1b
0
2
Amounts paid to acquire assets used (or held for use) directly in carrying out charitable, etc.,
purposes...............................
2
0
3
Amounts set aside for specific charitable projects that satisfy the:
a
Suitability test (prior IRS approval required)....................
3a
0
b
Cash distribution test (attach the required schedule) .................
3b
0
4
Qualifying distributions. Add lines 1a through 3b. Enter here and on Part XII, line 4. .......
4
2,623,331
Form 990-PF (2024)
Form 990-PF (2024)
Page 9
Part XII
Undistributed Income (see instructions)
(a)
Corpus 		(b)
Years prior to 2023 		(c)
2023 		(d)
2024
1 Distributable amount for 2024 from Part X, line 7 3,262,155
2 Undistributed income, if any, as of the end of 2024:
a Enter amount for 2023 only....... 1,442,980
b Total for prior years:20 , 20, 20  
3 Excess distributions carryover, if any, to 2024:
a From 2019......  
b From 2020......  
c From 2021......  
d From 2022......  
e From 2023......  
f Total of lines 3a through e ........  
4Qualifying distributions for 2024 from Part
XI, line 4: right arrow$ 2,623,331
a Applied to 2023, but not more than line 2a 1,442,980
b Applied to undistributed income of prior years
(Election required—see instructions)..... 		 
c Treated as distributions out of corpus (Election
required—see instructions)........ 		 
d Applied to 2024 distributable amount..... 1,180,351
e Remaining amount distributed out of corpus 0
5 Excess distributions carryover applied to 2024.    
(If an amount appears in column (d), the
same amount must be shown in column (a).)
6Enter the net total of each column as
indicated below:
a Corpus. Add lines 3f, 4c, and 4e. Subtract line 5 0
b Prior years’ undistributed income. Subtract
line 4b from line 2b .......... 		 
c Enter the amount of prior years’ undistributed
income for which a notice of deficiency has
been issued, or on which the section 4942(a)
tax has been previously assessed...... 		 
d Subtract line 6c from line 6b. Taxable amount
—see instructions ........... 		 
e Undistributed income for 2023. Subtract line
4a from line 2a. Taxable amount—see
instructions ............. 		 
f Undistributed income for 2024. Subtract
lines 4d and 5 from line 1. This amount must
be distributed in 2025 .......... 		2,081,804
7 Amounts treated as distributions out of
corpus to satisfy requirements imposed by
section 170(b)(1)(F) or 4942(g)(3) (Election may
be required - see instructions) ....... 		 
8 Excess distributions carryover from 2019 not
applied on line 5 or line 7 (see instructions) ... 		 
9 Excess distributions carryover to 2025.
Subtract lines 7 and 8 from line 6a ...... 		0
10 Analysis of line 9:
a Excess from 2020....  
b Excess from 2021....  
c Excess from 2022....  
d Excess from 2023....  
e Excess from 2024.... 0
Form 990-PF (2024)
Form 990-PF (2024)
Page 10
Part XIII
Private Operating Foundations (see instructions and Part VI-A, question 9)
1a If the foundation has received a ruling or determination letter that it is a private operating
foundation, and the ruling is effective for 2024, enter the date of the ruling ...... right arrow
 
b Check box to indicate whether the organization is a private operating foundation described in section or
2a Enter the lesser of the adjusted net
income from Part I or the minimum
investment return from Part IX for each
year listed .......... 		Tax year Prior 3 years (e) Total
(a) 2024 (b) 2023 (c) 2022 (d) 2021
         
b 85% (0.85) of line 2a .........          
c Qualifying distributions from Part XI,
line 4 for each year listed ..... 		         
d Amounts included in line 2c not used directly
for active conduct of exempt activities .......... 		         
e Qualifying distributions made directly
for active conduct of exempt activities.
Subtract line 2d from line 2c .... 		         
3 Complete 3a, b, or c for the
alternative test relied upon:
a “Assets" alternative test—enter:
(1) Value of all assets ......          
(2) Value of assets qualifying
under section 4942(j)(3)(B)(i)		          
b “Endowment" alternative test— enter 2/3
of minimum investment return shown in
Part IX, line 6 for each year listed .. 		         
c “Support" alternative test—enter:
(1) Total support other than gross
investment income (interest,
dividends, rents, payments
on securities loans (section
512(a)(5)), or royalties) .... 		         
(2) Support from general public
and 5 or more exempt
organizations as provided in
section 4942(j)(3)(B)(iii).... 		         
(3) Largest amount of support
from an exempt organization		          
(4) Gross investment income          
Part XIV
Supplementary Information (Complete this part only if the foundation had $5,000 or more in
assets at any time during the year—see instructions.)
1Information Regarding Foundation Managers:
aList any managers of the foundation who have contributed more than 2% of the total contributions received by the foundation
before the close of any tax year (but only if they have contributed more than $5,000). (See section 507(d)(2).)
Mary Buttrick Burnham
R Bradford Burnham III
bList any managers of the foundation who own 10% or more of the stock of a corporation (or an equally large portion of the
ownership of a partnership or other entity) of which the foundation has a 10% or greater interest.
2Information Regarding Contribution, Grant, Gift, Loan, Scholarship, etc., Programs:
Check here right arrow if the foundation only makes contributions to preselected charitable organizations and does not accept
unsolicited requests for funds. If the foundation makes gifts, grants, etc. to individuals or organizations under
other conditions, complete items 2a, b, c, and d. See instructions
aThe name, address, and telephone number or email address of the person to whom applications should be addressed:
bThe form in which applications should be submitted and information and materials they should include:
cAny submission deadlines:
dAny restrictions or limitations on awards, such as by geographical areas, charitable fields, kinds of institutions, or other
factors:
Form 990-PF (2024)
Form 990-PF (2024)
Page 11
Part XIV
Supplementary Information (continued)
3 Grants and Contributions Paid During the Year or Approved for Future Payment
Recipient If recipient is an individual,
show any relationship to
any foundation manager
or substantial contributor
 Foundation
status of
recipient 		Purpose of grant or
contribution 		Amount
Name and address (home or business)
aPaid during the year

AMERICAN ACADEMY IN ROME

535 WEST 22ND ST
NEW YORK,NY10011 		N/A PC General & Unrestricted 50,000

AMERICAN CIVIL LIBERTIES UNION FOUNDATION INC

125 BROAD ST 18TH FLOOR
NEW YORK,NY10004 		N/A PC General & Unrestricted (see general explanation) 49,533

ARCHITECTURAL LEAGUE OF NEW YORK

594 BROADWAY RM 607
NEW YORK,NY10012 		N/A PC General & Unrestricted (see general explanation) 100,907

BILLION OYSTER PROJECT

10 SOUTH ST SLIP 7
NEW YORK,NY10004 		N/A PC Mitigation Bank Development Fund (see general explanation) 155,499

BILLION OYSTER PROJECT

10 SOUTH ST SLIP 7
NEW YORK,NY10004 		N/A PC Scholarship Fund; General & Unrestricted (see general explanation) 40,505

CAMBIAR EDUCATION

4653 CARMEL MOUNT RD STE 308-97
SAN DIEGO,CA92130 		N/A PC FBO Magpie Literacy for ROAR Integration Work 50,000

CARY INSTITUTE OF ECOSYSTEM STUDIES INC

2801 SHARON TPKE
MILLBROOK,NY12545 		N/A PC Catalyst Fund and Data Visualization Fund (see general explanation) 24,842

CHINATI FOUNDATION

PO BOX 1135
MARFA,TX79843 		N/A PC Artist in Residence Program 10,000

DYSLEXIA ALLIANCE FOR BLACK CHILDREN

131 ELM ST
NEW ROCHELLE,NY10805 		N/A PC General & Unrestricted (see general explanation) 10,304

EARTHJUSTICE

PO BOX 194330
SAN FRANCISCO,CA94119 		N/A PC General & Unrestricted (see general explanation) 74,154

ECHOING GREEN INC

462 7TH AVE 13TH FL
NEW YORK,NY10018 		N/A PC General & Unrestricted (see general explanation) 24,842

EL EDUCATION INC

247 WEST 35TH ST 8TH FLOOR
NEW YORK,NY10001 		N/A PC General & Unrestricted (see general explanation) 24,842

ELECTRONIC FRONTIER FOUNDATION INC

815 EDDY ST
SAN FRANCISCO,CA94109 		N/A PC General & Unrestricted (see general explanation) 49,533

ENVIRONMENTAL ADVOCATES NY INC

353 HAMILTON ST
ALBANY,NY12210 		N/A PC General & Unrestricted (see general explanation) 24,842

FARMLINK PROJECT

3680 WILSHIRE BLVD STE P04 PMB 1590
LOS ANGELES,CA90010 		N/A PC General & Unrestricted (see general explanation) 24,767

FFWD

1002A OREILLY AVE
SAN FRANCISCO,CA94129 		N/A PC General & Unrestricted (see general explanation) 24,842

FIGHT FOR THE FUTURE EDUCATION FUND

68 HARRISON AVE STE 605
BOSTON,MA02111 		N/A PC General & Unrestricted 35,000

FREE AND FAIR LITIGATION GROUP INC

266 W 37TH ST 20TH FLOOR
NEW YORK,NY10018 		N/A PC General & Unrestricted (see general explanation) 73,931

FUND FOR PUBLIC SCHOOLS INC

52 CHAMBERS ST ROOM 305
NEW YORK,NY10007 		N/A PC NYC Public Schools Educator and Student Programming at the Arts Hub - Studio Artist Stipends and Fund for Public Schools' Administrative Fee 25,000

GLYNWOOD CENTER INC

PO BOX 157 362 GLYNWOOD RD
COLD SPRINGS,NY10516 		N/A PC General & Unrestricted (see general explanation) 10,011

HENRY L FERGUSON MUSEUM

PO BOX 554
FISHERS ISLAND,NY06390 		N/A PC General & unrestricted; Seagrass coalition 25,000

LEARNING THROUGH AN EXPANDED ARTS PROGRAM INC

535 8TH AVE SUITE 1100
NEW YORK,NY10018 		N/A PC Exploring Creative Futures 25,000

LIGHTHOUSE WORKS INC

1070 MONTAUK AVE 385
FISHERS ISLAND,NY06390 		N/A PC General & Unrestricted (see general explanation) 120,804

LIGHTHOUSE WORKS INC

1070 MONTAUK AVE 385
FISHERS ISLAND,NY06390 		N/A PC Hoffort House Maintenance Reserve Fund (see general explanation) 155,499

LITERACY INC

PO BOX 206
NEW YORK,NY10024 		N/A PC General & Unrestricted (see general explanation) 25,227

NATURAL AREAS CONSERVANCY INC

1234 FIFTH AVE
NEW YORK,NY10029 		N/A PC Wetland Mitigation (see general explanation) 60,402

NEW CITY PARKS INC

71 W 23RD ST STE 903
NEW YORK,NY10010 		N/A PC General & Unrestricted 200,000

NEW PROFIT INC

99 BEDFORD ST STE 500
BOSTON,MA02111 		N/A PC General & Unrestricted (see general explanation) 24,842

NEW STORY INC

199 ARMOUR DR NE STE A
ATLANTA,GA30324 		N/A PC General & Unrestricted (see general explanation) 98,697

NEW VISIONS FOR PUBLIC SCHOOLS INC

205 E 42ND ST 4TH FL
NEW YORK,NY10017 		N/A PC Literacy Academy Collective Fund 50,000

NEWTOWN CREEK ALLIANCE INCORPORATED

520 KINGSLAND AVE 3RD FL
BROOKLYN,NY11222 		N/A PC General & Unrestricted 15,000

OPEN SPACE INSTITUTE LAND TRUST INC

1370 BROADWAY 5TH FL
NEW YORK,NY10018 		N/A SO I Conservation Capital Program (see general explanation) 25,227

RIVERKEEPER INC

20 SECOR RD
OSSINING,NY10562 		N/A PC SWIM Coalition (see general explanation) 8,157

SAVE THE SOUND INC

127 CHURCH ST 2ND FL
NEW HAVEN,CT06510 		N/A PC Water Quality Monitoring (see general explanation) 20,022

SURE WE CAN INC

219 MCKIBBEN ST
BROOKLYN,NY11206 		N/A PC General & Unrestricted 20,000

TEACHING LAB

1802 VERNON ST NW
WASHINGTON,DC20009 		N/A PC Teacher Professional Development in connection with NYC Reads (see general explanation) 98,697

TEACHING MATTERS INC

475 RIVERSIDE DR STE 1600
NEW YORK,NY10115 		N/A PC Teacher Professional Development in connection with NYC Reads (see general explanation) 98,996

THE ACADEMY IN MANAYUNK INC

1200 RIVER RD
CONSHOHOCKEN,PA19428 		N/A PC AIM Institute for Learning & Research in New York City Public Schools - Brooklyn/Brownsville - Expand AIM pathways licenses & implementation of science coaching and fidelity tools 50,000

THE LITTLE ORCHESTRA SOCIETY- ORPHEON INC

PO BOX 321945
NEW YORK,NY10032 		N/A PC General & Unrestricted 15,000

THE NATURE CONSERVANCY

250 LAWRENCE HILL RD
COLD SPRING HARBOR,NY11724 		N/A PC Shellfish Growers Climate Coalition; Long Island Sound Program; Wildlife Mitigation 42,500

THE NEW YORK COMMUNITY TRUST

909 3RD AVE 22ND FL
NEW YORK,NY10022 		N/A PC Long Island Sound Stewardship Fund (see general explanation) 20,022

THE NEW YORK PUBLIC LIBRARY ASTOR LENOX AND TILDEN

270 MADISON AVE 12TH FL
NEW YORK,NY10016 		N/A PC Early Literacy 10,000

TRUST FOR PUBLIC LAND

666 BROADWAY 9TH FL
NEW YORK,NY10012 		N/A PC NYC Community Schoolyards 100,000

WALSH PARK BENEVOLENT CORPORATION

PO BOX 684
FISHERS ISLE,NY06390 		N/A PC Maintenance Fund 100,000

WIKIMEDIA ENDOWMENT

1 SANSOME ST STE 1895
SAN FRANCISCO,CA94104 		N/A PC General & Unrestricted (see general explanation) 29,662
Total .................................right arrow 3a 2,322,108
bApproved for future payment
Total ................................. right arrow 3b  
Form 990-PF (2024)
Form 990-PF (2024)
Page 12
Part XV-A
Analysis of Income-Producing Activities
Enter gross amounts unless otherwise indicated. Unrelated business income Excluded by section 512, 513, or 514 (e)
Related or exempt
function income
(See instructions.)
1Program service revenue: (a)
Business code 		(b)
Amount 		(c)
Exclusion code 		(d)
Amount
a
b
c
d
e
f
gFees and contracts from government agencies          
2 Membership dues and assessments ....          
3 Interest on savings and temporary cash
investments ........... 		    14 16,585  
4 Dividends and interest from securities ....     14 1,165,522  
5 Net rental income or (loss) from real estate:
aDebt-financed property......          
bNot debt-financed property.....          
6 Net rental income or (loss) from personal property          
7 Other investment income .....          
8 Gain or (loss) from sales of assets other than
inventory ............ 		    18 8,633,020  
9 Net income or (loss) from special events:          
10 Gross profit or (loss) from sales of inventory          
11 Other revenue:
aK-1 Inc/Loss 		525990 28,127 14 29,667  
bFederal Tax Refund     01 744  
c
d
e
12 Subtotal. Add columns (b), (d), and (e) .. 28,127 9,845,538  
13Total. Add line 12, columns (b), (d), and (e)..................
13
9,873,665
(See worksheet in line 13 instructions to verify calculations.)
Part XV-B
Relationship of Activities to the Accomplishment of Exempt Purposes
Line No.
DownArrow 		Explain below how each activity for which income is reported in column (e) of Part XV-A contributed importantly to
the accomplishment of the foundation’s exempt purposes (other than by providing funds for such purposes). (See
instructions.)
Form 990-PF (2024)
Form 990-PF (2024)
Page 13
Part XVI
Information Regarding Transfers To and Transactions and Relationships With Noncharitable Exempt Organizations
1
Did the organization directly or indirectly engage in any of the following with any other organization described in section 501(c) (other than section 501(c)(3) organizations) or in section 527, relating to political organizations?
Yes
No
a
Transfers from the reporting foundation to a noncharitable exempt organization of:
(1) Cash...................................
1a(1)
 
No
(2) Other assets.................................
1a(2)
 
No
b
Other transactions:
(1) Sales of assets to a noncharitable exempt organization....................
1b(1)
 
No
(2) Purchases of assets from a noncharitable exempt organization..................
1b(2)
 
No
(3) Rental of facilities, equipment, or other assets.......................
1b(3)
 
No
(4) Reimbursement arrangements...........................
1b(4)
 
No
(5) Loans or loan guarantees.............................
1b(5)
 
No
(6) Performance of services or membership or fundraising solicitations................
1b(6)
 
No
c
Sharing of facilities, equipment, mailing lists, other assets, or paid employees..............
1c
 
No
d
If the answer to any of the above is "Yes," complete the following schedule. Column (b) should always show the fair market value
of the goods, other assets, or services given by the reporting foundation. If the foundation received less than fair market value
in any transaction or sharing arrangement, show in column (d) the value of the goods, other assets, or services received.
(a) Line No. (b) Amount involved (c) Name of noncharitable exempt organization (d) Description of transfers, transactions, and sharing arrangements
2a
Is the foundation directly or indirectly affiliated with, or related to, one or more tax-exempt organizations
described in section 501(c) (other than section 501(c)(3)) or in section 527? ...........
b
If "Yes," complete the following schedule.

(a) Name of organization (b) Type of organization (c) Description of relationship
Sign Here
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 taxpayer) is based on all information of which preparer has any knowledge.
right arrow right arrow
May the IRS discuss this return
with the preparer shown below?
See instructions.
Signature of officer or trustee Date Title
Paid Preparer Use Only Print/Type preparer's name Preparer's Signature Date Check if self-
employed right arrow		 PTIN
Firm's name Right Arrow
 Firm's EIN Right Arrow
Firm's address Right Arrow


 Phone no.
Form 990-PF (2024)
Additional Data


Software ID:  
Software Version:  


Form 990PF - Special Condition Description:
Special Condition Description
Schedule B
(Form 990)
(Rev. January 2025)
Department of the Treasury
Internal Revenue Service
Schedule of Contributors

right arrow Attach to Form 990, 990-EZ, or 990-PF.
right arrow Go to www.irs.gov/Form990 for the latest information.
OMB No. 1545-0047
Name of the organization
Burnham Family Foundation
 
Employer identification number

35-6951044
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 ......... Right Arrow $  
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. 1-2025) Page 2
Name of organization
Burnham Family Foundation
  		Employer identification number
35-6951044
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
1
Burnham III R Bradford
PO Box 855
 
Old Lyme, CT06371

$ 15,273,756


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(Complete Part II for noncash contributions.)
(a)
No.		 (b)
Name, address, and ZIP + 4		 (c)
Total contributions		 (d)
Type of contribution
 
 
 
 

$  


(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
Burnham Family Foundation
  		Employer identification number

35-6951044
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
1
 COINBASE GLOBAL COIN, 47320 sh. $ 15,273,756 2024-11-20
(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
Burnham Family Foundation
  		Employer identification number

35-6951044
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 (c) Use 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 (c) Use 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 (c) Use 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 (c) Use 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:  

TY 2024 AccountingFeesSchedule
Name:
Burnham Family Foundation
EIN:
35-6951044
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
Tax Return Preparation/Review 2,325     2,325
BOOKKEEPING 3,520     3,520

Note: To capture the full content of this document, please select landscape mode (11" x 8.5") when printing.

TY 2024 DepreciationSchedule
Name:
Burnham Family Foundation
EIN:
35-6951044
Description of Property Date Acquired Cost or Other Basis Prior Years' Depreciation Computation Method Rate /
Life (# of years)		 Current Year's Depreciation Expense Net Investment Income Adjusted Net Income Cost of Goods Sold Not Included

TY 2024 GeneralExplanationAttachment
Name:
Burnham Family Foundation
EIN:
35-6951044
Identifier Return Reference Explanation
IN-KIND GRANTS PART I LINE 25 AND PART XIV LINE 3A DISTRIBUTIONS OF PROPERTY VALUE AT FAIR MARKET VALUE AT DATE OF DISTRIBUTION METHOD FOR DETERMINING FMV OF SECURITIES: AVERAGE OF HIGH/LOW ON DATE GRANTED TO CHARITY METHOD OF DETERMINING BOOK VALUE OF SECURITIES: COST OR AVERAGE OF HIGH/LOW ON DATE CONTRIBUTED TO FOUNDATION TOTAL FAIR MARKET VALUE OF PROPERTY: $1,499,608 TOTAL BOOK VALUE OF PROPERTY: $508,480 TOTAL CASH PORTION OF GRANTS: $- TOTAL AMOUNT OF GRANTS: $1,499,608 FORM 990-PF, PART III, LINE 3 - OTHER INCREASES/DECREASES: $991,128 DETAILS OF ITEMS GRANTED: DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 67 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: CARY INSTITUTE OF ECOSYSTEM STUDIES INC FMV OF PROPERTY: $24,842 BOOK VALUE OF PROPERTY: $42 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $24,842 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 29 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: DYSLEXIA ALLIANCE FOR BLACK CHILDREN FMV OF PROPERTY: $10,304 BOOK VALUE OF PROPERTY: $10,650 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $10,304 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 67 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: ECHOING GREEN INC FMV OF PROPERTY: $24,842 BOOK VALUE OF PROPERTY: $42 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $24,842 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 67 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: EL EDUCATION INC FMV OF PROPERTY: $24,842 BOOK VALUE OF PROPERTY: $42 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $24,842 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 67 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: ENVIRONMENTAL ADVOCATES NY INC FMV OF PROPERTY: $24,842 BOOK VALUE OF PROPERTY: $42 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $24,842 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 67 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: FARMLINK PROJECT FMV OF PROPERTY: $24,767 BOOK VALUE OF PROPERTY: $42 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $24,767 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 67 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: FFWD FMV OF PROPERTY: $24,842 BOOK VALUE OF PROPERTY: $42 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $24,842 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 200 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: FREE AND FAIR LITIGATION GROUP INC FMV OF PROPERTY: $73,931 BOOK VALUE OF PROPERTY: $126 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $73,931 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 71 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: LITERACY INC. FMV OF PROPERTY: $25,227 BOOK VALUE OF PROPERTY: $26,073 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $25,227 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 170 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: NATURAL AREAS CONSERVANCY INC FMV OF PROPERTY: $60,402 BOOK VALUE OF PROPERTY: $62,428 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $60,402 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 67 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: NEW PROFIT INC FMV OF PROPERTY: $24,842 BOOK VALUE OF PROPERTY: $24,605 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $24,842 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 267 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: NEW STORY INC FMV OF PROPERTY: $98,697 BOOK VALUE OF PROPERTY: $168 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $98,697 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 71 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: OPEN SPACE INSTITUTE LAND TRUST INC FMV OF PROPERTY: $25,227 BOOK VALUE OF PROPERTY: $26,074 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $25,227 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 22 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: RIVERKEEPER INC FMV OF PROPERTY: $8,157 BOOK VALUE OF PROPERTY: $14 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $8,157
IN-KIND GRANTS PART I LINE 25 AND PART XIV LINE 3A DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 54 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: SAVE THE SOUND INC FMV OF PROPERTY: $20,022 BOOK VALUE OF PROPERTY: $34 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $20,022 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 80 DATE OF DISTRIBUTION: 05/13/2024 GRANT RECIPIENT: WIKIMEDIA ENDOWMENT FMV OF PROPERTY: $29,662 BOOK VALUE OF PROPERTY: $50 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $29,662 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 134 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: AMERICAN CIVIL LIBERTIES UNION FOUNDATION INC FMV OF PROPERTY: $49,533 BOOK VALUE OF PROPERTY: $49,207 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $49,533 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 284 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: ARCHITECTURAL LEAGUE OF NEW YORK FMV OF PROPERTY: $100,907 BOOK VALUE OF PROPERTY: $69,831 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $100,907 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 114 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: BILLION OYSTER PROJECT FMV OF PROPERTY: $40,505 BOOK VALUE OF PROPERTY: $41,863 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $40,505 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 200 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: EARTHJUSTICE FMV OF PROPERTY: $74,154 BOOK VALUE OF PROPERTY: $126 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $74,154 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 134 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: ELECTRONIC FRONTIER FOUNDATION INC FMV OF PROPERTY: $49,533 BOOK VALUE OF PROPERTY: $84 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $49,533 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 27 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: GLYNWOOD CENTER INC FMV OF PROPERTY: $10,011 BOOK VALUE OF PROPERTY: $17 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $10,011 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 340 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: LIGHTHOUSE WORKS INC FMV OF PROPERTY: $120,804 BOOK VALUE OF PROPERTY: $214 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $120,804 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 267 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: TEACHING LAB FMV OF PROPERTY: $98,697 BOOK VALUE OF PROPERTY: $98,048 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $98,697 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 267 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: TEACHING MATTERS INC FMV OF PROPERTY: $98,996 BOOK VALUE OF PROPERTY: $98,049 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $98,996 DESCRIPTION OF PROPERTY: MONGODB INC CL A UNITS: 54 DATE OF DISTRIBUTION: 05/14/2024 GRANT RECIPIENT: THE NEW YORK COMMUNITY TRUST FMV OF PROPERTY: $20,022 BOOK VALUE OF PROPERTY: $34 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $20,022 DESCRIPTION OF PROPERTY: COINBASE GLOBAL UNITS: 642 DATE OF DISTRIBUTION: 07/22/2024 GRANT RECIPIENT: BILLION OYSTER PROJECT FMV OF PROPERTY: $155,499 BOOK VALUE OF PROPERTY: $266 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $155,499 DESCRIPTION OF PROPERTY: COINBASE GLOBAL UNITS: 642 DATE OF DISTRIBUTION: 07/22/2024 GRANT RECIPIENT: LIGHTHOUSE WORKS INC FMV OF PROPERTY: $155,499 BOOK VALUE OF PROPERTY: $266 CASH PORTION OF GRANT: $- TOTAL AMOUNT OF GRANT: $155,499
FORM 990-PF FORM 990-PF One or more partnerships have provided a Schedule K-3 for the tax year in which they have checked one or more of the boxes in Part I but not provided sufficient back-up information to allow the Foundation to verify why such boxes were checked or the extent to which the checking of such boxes affects any item on this return. The Foundation has prepared this return to the best of its ability and without any foreign filings for such partnerships based on the information provided to it by these partnerships and on the basis of having received no information to the contrary. Any missing or incomplete information is due to the Foundation's inability to obtain such information and is not a willful attempt to withhold such information.

TY 2024 InvestmentsCorpStockSchedule
Name:
Burnham Family Foundation
EIN:
35-6951044
Name of Stock End of Year Book Value End of Year Fair Market Value
AIRBUS GROUP SE 713,518 1,098,909
ALPHABET INC CL C 254,405 836,603
AMAZON COM 525,327 1,225,074
APOLLO GLOBAL MANAGEMENT, INC 572,711 607,293
CHARLES SCHWAB CORP 861,760 951,917
COINBASE GLOBAL 9,378,254 7,214,356
LOWES COMPANIES INC 151,048 415,364
META PLATFORMS INC 586,093 601,904
MICROSOFT CORP 281,010 966,500
MONGODB INC CL A 4,520,845 2,866,124
MOODYS CORP 695,211 849,699
S&P GLOBAL INC COM 567,767 810,295
SAFRAN S.A. ORD SHS 710,513 965,272
SPDR PORTFOLIO SHORT TERM CORP 6,305,258 6,108,878
STARBUCKS CORP COM 344,534 322,478
UBER 601,400 582,390
UNITEDHEALTH GROUP INC 638,963 889,808
VANGUARD SHORT TERM CORPORATE 6,531,605 6,216,539
VANGUARD TOTAL INTERNATIONAL S 4,842,827 5,101,334
VANGUARD TOTAL STOCK MARKET ET 7,253,874 9,246,387
VISA INC 738,397 1,143,117

TY 2024 InvestmentsGovtObligationsSch
Name:
Burnham Family Foundation
EIN:
35-6951044
US Government Securities - End of Year Book Value:

19,045,788
US Government Securities - End of Year Fair Market Value:

19,193,366
State & Local Government Securities - End of Year Book Value:


 
State & Local Government Securities - End of Year Fair Market Value:


 


TY 2024 InvestmentsOtherSchedule2
Name:
Burnham Family Foundation
EIN:
35-6951044
Category/ Item Listed at Cost or FMV Book Value End of Year Fair Market Value
ARCH VENTURES FUND XI   676,602 925,828
BITCOIN   163,562 2,004,222
CNK FUND III-B LP   1,076,938 1,942,780
EMINENCE PARTNERS LONG LP   3,027,674 3,278,235
ETHEREUM   126,001 1,616,944
PLACEHOLDER FUND I LP   1,180,108 2,633,275
SHERIDAN SQUARE FUND II LP   2,264,126 2,691,093

TY 2024 LegalFeesSchedule
Name:
Burnham Family Foundation
EIN:
35-6951044
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
General Consultations 9,517     9,517


TY 2024 OtherExpensesSchedule
Name:
Burnham Family Foundation
EIN:
35-6951044
Description Revenue and Expenses per Books Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
Administrative Fees 78,628     78,628
Digital Subscriptions 2,389     2,389
Foundation Dues & Memberships 850     850
Indemnification Insurance 1,975     1,975
CYBER LIABILITY INSURANCE 2,119     2,119
K-1 Exp ARCH VENTURES FUND XI 10,890 10,890    
K-1 Exp CNK FUND III-B LP 3,660 3,660    
K-1 Exp EMINENCE PARTNERS LONG 1,236 1,236    
K-1 Exp PLACEHOLDER FUND I LP 33,381 33,381    
K-1 Exp SHERIDAN SQUARE FUND I 30,738 30,738    
BANK CHARGE 99 99   99
Office Supplies 460     460
Payroll Processing Fees 691     691
Postage/Delivery Service 582     582
State or Local Filing Fees 1,670     1,670
Training & Professional Develo 1,515 515   1,000
Website Hosting/Support 465     465


TY 2024 OtherIncomeSchedule2
Name:
Burnham Family Foundation
EIN:
35-6951044
Description Revenue And Expenses Per Books Net Investment Income Adjusted Net Income
K-1 Inc/Loss ARCH VENTURES FUND XI 1,459 1,459  
K-1 Inc/Loss CNK FUND III-B LP 32,749 4,622  
K-1 Inc/Loss EMINENCE PARTNERS LONG LP -33,289 -33,289  
K-1 Inc/Loss SHERIDAN SQUARE FUND II LP 56,875 56,875  
Federal Tax Refund 744    


TY 2024 OtherIncreasesSchedule
Name:
Burnham Family Foundation
EIN:
35-6951044
Description Amount
GRANTS OF PUBLICLY-TRADED SECURITIES 991,128


TY 2024 OtherProfessionalFeesSchedule
Name:
Burnham Family Foundation
EIN:
35-6951044
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
Investment Management Services 104,211 104,211    


TY 2024 TaxesSchedule
Name:
Burnham Family Foundation
EIN:
35-6951044
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
990-PF Estimated Tax for 2024 36,600      
990-PF Extension for 2023 12,300      
990-T Extension for 2023 800      
Foreign Tax Paid 5,697 5,697    
State Income Tax 2023 839