TY 2025 Form 990PF

- TIN:

Form990-PF

Department of the Treasury
Internal Revenue Service

Return of Private Foundation

or Section 4947(a)(1) Trust Treated as Private Foundation

Do not enter social security numbers on this form as it may be made public.
Go to www.irs.gov/Form990PF for instructions and the latest information.

OMB No. 1545-0047

2025

Open to Public Inspection

For calendar year 2025, or tax year beginning 01 - 01 2025, and ending 12 - 31, 20 25

Name of foundation
F ROSS BIRKHILL AND LAURA JEAN BIRKHILL

Number and street (or P.O. box number if mail is not delivered to street address) PO BOX 630858
Room/suite

City or town
CINCINNATI

State or province
OH

Country

ZIP or foreign postal code
452630858

A Employer identification number

41-2184583

B Telephone number (see instructions)

3132223085

C If exemption application is pending, check here

G Check all that apply: Initial returnInitial return of a former public charity

Address change Name change

D 1. Foreign organizations, check here.............

2. Foreign organizations meeting the 85%
test, check here and attach computation ...

E If private foundation status was terminated
under section 507(b)(1)(A), check here .......

H Check type of organization: Section 501(c)(3) exempt private foundation
Section 4947(a)(1) nonexempt charitable trust Other taxable private foundation

F If the foundation is in a 60-month termination
under section 507(b)(1)(B), check here .......

I Fair market value of all assets at end
of year (from Part II, col. (c),
line 16)$1,382,473J Accounting method: Cash Accrual
Other (specify)
(Part I, column (d) must be on cash basis.)

	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)


1	Contributions, gifts, grants, etc., received (attach schedule)
2	Check .................
3	Interest on savings and temporary cash investments
4	Dividends and interest from securities...	34,429		34,357
5a	Gross rents............
b	Net rental income or (loss)
6a	Net gain or (loss) from sale of assets not on line 10		41,999
b	Gross sales price for all assets on line 6a 347,538
7	Capital gain net income (from Part IV, line 2)...			41,999
8	Net short-term capital gain.........				0
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).......		226	42
12	Total. Add lines 1 through 11........	76,654		76,398
13	Compensation of officers, directors, trustees, etc.
14	Other employee salaries and wages......			0	0	0
15	Pension plans, employee benefits.......			0	0
16a	Legal fees (attach schedule).........					0
b	Accounting fees (attach schedule).......
c	Other professional fees (attach schedule)....		19,683	19,683		0
17	Interest...............					0
18	Taxes (attach schedule) (see instructions)...		3,344	401		0
19	Depreciation (attach schedule) and depletion...		0	0
20	Occupancy..............
21	Travel, conferences, and meetings.......			0	0
22	Printing and publications..........			0	0
23	Other expenses (attach schedule).......		2	2
24	Total operating and administrative expenses.
	Add lines 13 through 23..........	23,029		20,086	0	0
25	Contributions, gifts, grants paid.......	67,730				67,730
26	Total expenses and disbursements. Add lines 24 and 25 ................	90,759		20,086	0	67,730
27	Subtract line 26 from line 12:
a	Excess of revenue over expenses and disbursements	-14,105
b	Net investment income (if negative, enter -0-)			56,312
c	Adjusted net income (if negative, enter -0-)...				0

For Paperwork Reduction Act Notice, see instructions.

Cat. No. 11289X Form 990-PF (2025)

Form 990-PF (2025)

Page 2

Part II		Balance Sheets	Beginning of year	End of year
Part II		Balance Sheets	(a) Book Value	(b) Book Value	(c) Fair Market Value
	1	Cash—non-interest-bearing.............
	2	Savings and temporary cash investments.........	34,616	51,299	51,299
	3	Accounts receivable
		Less: allowance for doubtful accounts		0	0
	4	Pledges receivable
		Less: allowance for doubtful accounts
	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)
		Less: allowance for doubtful accounts 0
	8	Inventories for sale or use..............
	9	Prepaid expenses and deferred charges..........
	10a	Investments—U.S. and state government obligations (attach schedule)
	b	Investments—corporate stock (attach schedule).......	748,623	List of Attached Documents: // Content 738,364	999,708
	c	Investments—corporate bonds (attach schedule).......	361,706	List of Attached Documents: // Content 341,302	331,466
	11	Investments—land, buildings, and equipment: basis
		Less: accumulated depreciation (attach schedule)
	12	Investments—mortgage loans.............
	13	Investments—other (attach schedule)..........			0
	14	Land, buildings, and equipment: basis
		Less: accumulated depreciation (attach schedule)
	15	Other assets (describe )
	16	Total assets (to be completed by all filers—see the
		instructions. Also, see page 1, item I)	1,144,945	1,130,965	1,382,473
	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 )
	23	Total liabilities (add lines 17 through 22).........		0
		Foundations that follow FASB ASC 958, check here
		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
		and complete lines 26 through 30.
	26	Capital stock, trust principal, or current funds........	1,144,945	1,130,965
	27	Paid-in or capital surplus, or land, bldg., and equipment fund
	28	Retained earnings, accumulated income, endowment, or other funds
	29	Total net assets or fund balances (see instructions).....	1,144,945	1,130,965
	30	Total liabilities and net assets/fund balances (see instructions).	1,144,945	1,130,965

Part III

Analysis of Changes in Net Assets or Fund Balances

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) ...............

1,144,945

Enter amount from Part I, line 27a .....................

-14,105

Other increases not included in line 2 (itemize) Click to see attachment

List of Attached Documents:

// Content

125

Add lines 1, 2, and 3 ..........................

1,130,965

Decreases not included in line 2 (itemize)

Total net assets or fund balances at end of year (line 4 minus line 5)—Part II, line 29, column (b) ..

1,130,965

Form 990-PF (2025)

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	9. ABBVIE INC		2020-06-29	2025-01-06
b	7. ABBVIE INC		2020-06-29	2025-10-03
c	18. ALPHABET INC CL C		2025-05-01	2025-06-27
d	21. ALPHABET INC CL C		2024-04-04	2025-06-27
e	8. ALPHABET INC CL A		2025-05-01	2025-10-03
	18. AMAZON COM INC		2024-07-01	2025-11-20
	58. AMENTUM HOLDINGS INC		2024-12-04	2025-01-06
	.3992 AMENTUM HOLDINGS INC		2025-05-01	2025-05-30
	1. AMENTUM HOLDINGS INC		2025-05-01	2025-06-04
	7. AMERICAN INTL GROUP INC		2024-07-01	2025-05-01
	7. AMERISOURCEBERGEN CORP		2023-10-30	2025-08-13
	5. AMERIPRISE FINL INC		2024-05-09	2025-03-05
	24. AMPHENOL CORP CL A		2023-07-18	2025-05-01
	69. AMPHENOL CORP CL A		2023-07-18	2025-06-27
	6. AVERY DENNISON CORP		2024-04-04	2025-10-03
	2032.522 BAIRD AGGREGATE BOND FUND		2025-03-31	2025-04-24
	845.779 BAIRD AGGREGATE BOND FUND		2021-01-05	2025-04-24
	6. BECTON DICKINSON & CO		2019-02-06	2025-11-20
	3. BERKSHIRE HATHAWAY INC CL B		2020-06-29	2025-03-05
	3. BERKSHIRE HATHAWAY INC CL B		2020-06-29	2025-05-01
	6. BROWN & BROWN INC		2025-03-05	2025-11-20
	18. CSX CORP		2024-05-09	2025-05-01
	7. CADENCE DESIGN SYS INC		2024-09-27	2025-10-03
	19. CARDINAL HEALTH INC		2025-05-01	2025-11-20
	7. CARDINAL HEALTH INC		2024-10-28	2025-11-20
	5. CARVANA CO		2024-09-27	2025-10-03
	53. CHURCH & DWIGHT INC		2025-05-01	2025-08-13
	12. CINTAS CORP		2024-01-03	2025-01-06
	4. CINTAS CORP		2024-01-03	2025-05-01
	8. CLOUDFLARE INC - CLASS A		2023-07-18	2025-03-05
	4. COINBASE GLOBAL INC COM CL A		2023-09-27	2025-11-20
	7. COLGATE PALMOLIVE CO		2022-11-07	2025-10-03
	11. CONSOLIDATED EDISON INC		2022-02-08	2025-05-01
	30. CORNING INCORPORATED		2025-10-03	2025-11-20
	23. DOW INC		2022-11-07	2025-03-05
	6. DUKE ENERGY CORP		2020-04-02	2025-12-12
	49. ELECTRONIC ARTS		2025-01-06	2025-03-05
	44. ELECTRONIC ARTS		2023-08-21	2025-03-05
	7. EQUITY RESIDENTIAL PROPERTIES TR (REIT)		2022-09-06	2025-03-05
	11. EQUITY RESIDENTIAL PROPERTIES TR (REIT)		2022-09-06	2025-11-20
	7. EXPEDITORS INTERNATIONAL		2024-05-09	2025-06-27
	13. EXXON MOBIL CORP COMMON STOCK		2020-03-23	2025-12-12
	9. FISERV INC		2020-03-23	2025-05-01
	18. FIRSTENERGY CORP		2024-10-28	2025-03-05
	140. FOX CORPORATION CL B COM		2025-03-05	2025-10-03
	5. GALLAGHER ARTHUR J & CO		2020-06-29	2025-05-01
	4. GALLAGHER ARTHUR J & CO		2020-06-29	2025-06-27
	4. GARTNER GROUP INC CL A		2023-10-30	2025-08-13
	4. GRAINGER W W INC		2025-06-27	2025-10-03
	7. HARTFORD FINL SERVICES GROUP INC		2022-03-25	2025-03-05
	5. HEICO CORP CL A		2024-07-01	2025-03-05
	9. HILTON WORLDWIDE HLDGS INC		2023-03-24	2025-11-20
	99. HOLOGIC INC		2024-05-09	2025-06-27
	11. HOME DEPOT INC		2019-02-28	2025-01-06
	15. HONEYWELL INTERNATIONAL INC		2022-05-27	2025-11-20
	5. INTUIT INC		2024-01-03	2025-11-20
	110. ISHARES LEHMAN SHORT TREAS BD FD		2025-03-31	2025-12-12
	393. ISHARES LEHMAN SHORT TREAS BD FD		2024-11-15	2025-12-12
	56. ISHARES MSCI USA QUALITY FAC		2024-01-16	2025-09-26
	5. J P MORGAN CHASE & CO		2022-01-04	2025-03-05
	12. KIMBERLY CLARK CORP		2023-02-07	2025-11-20
	39. KINDER MORGAN INC		2021-11-03	2025-12-12
	24. KRAFT HEINZ CO		2023-09-27	2025-05-01
	5. LOEWS CORP		2024-02-27	2025-12-12
	9. MARSH & MCLENNAN COS INC		2020-06-29	2025-11-20
	3. MICROSOFT CORP		2020-06-29	2025-01-06
	1. MICROSOFT CORP		2020-06-29	2025-08-13
	4. MICROSOFT CORP		2020-06-29	2025-11-20
	12. OCCIDENTAL PETROLEUM CORP		2024-09-27	2025-05-01
	16. OMNICOM GROUP INC		2024-08-20	2025-05-01
	37. OTIS WORLDWIDE CORP COM		2023-10-30	2025-06-27
	5. PPG INDS INC		2024-08-20	2025-03-05
	7. PPG INDS INC		2025-01-06	2025-05-01
	31. PPL CORPORATION		2024-02-27	2025-05-01
	6. PEPSICO INC		2021-03-26	2025-01-06
	18. PROCTER & GAMBLE CO		2020-06-29	2025-05-01
	4. PROCTER & GAMBLE CO		2020-06-29	2025-06-27
	.3333 RALLIANT CORP COM		2025-05-01	2025-06-30
	1. RALLIANT CORP COM		2025-05-01	2025-07-07
	6. RTX CORPORATION		2025-03-05	2025-05-01
	11. REALTY INCOME CORPORATION (REIT)		2022-01-04	2025-12-12
	5. REGENERON PHARMACEUTICALS INC		2024-12-04	2025-05-01
	5. REPUBLIC SVCS INC		2020-06-29	2025-12-12
	18. ROBINHOOD MARKETS INC COM CL A		2025-05-01	2025-08-13
	8. S&P GLOBAL INC		2025-05-01	2025-10-03
	1. S&P GLOBAL INC		2025-05-01	2025-11-20
	3. S&P GLOBAL INC		2020-10-13	2025-11-20
	4. SERVICENOW INC		2024-02-27	2025-03-05
	6. SHERWIN WILLIAMS CO		2024-02-27	2025-01-06
	4. SHERWIN WILLIAMS CO		2024-02-27	2025-10-03
	.75 SOLSTICE ADVANCED MATLS INC COM		2022-05-27	2025-10-30
	4. SOLSTICE ADVANCED MATLS INC COM		2022-05-27	2025-11-06
	13. SQUARE INC		2023-09-27	2025-03-05
	21. T-MOBILE US INC		2023-03-24	2025-05-01
	3. TESLA MTRS INC		2025-01-06	2025-03-05
	16. TEXAS INSTRS INC		2020-11-12	2025-08-13
	4. TEXAS INSTRS INC		2020-06-29	2025-10-03
	9. THE TRADE DESK INC CLASS A		2023-08-21	2025-03-05
	5. THERMO ELECTRON CORP		2022-01-04	2025-06-27
	18. UDR INC (REIT)		2024-12-04	2025-06-27
	9000. UNITED STATES TREAS 2.625% 03/31/2025 DTD 3/31/2018 2.625% 3/31/		2022-11-10	2025-03-31
	9000. UNITED STATES TREAS 2.875% 11/30/2025 DTD 11/30/2018 2.875% 11/3		2022-11-10	2025-03-31
	10000. UNITED STATES TREAS 3% NTS DTD 7/15/2022 3.00% 7/15/2025		2022-11-10	2025-03-31
	328. VANGUARD TOTAL INTERNATIONAL		2023-08-28	2025-04-24
	5. VERISIGN INC		2020-11-12	2025-05-01
	4. VERISIGN INC		2020-11-12	2025-06-27
	17. VISA INC CL A		2024-01-03	2025-08-13
	20. W P CAREY INC		2022-03-25	2025-06-27
	3. WABTEC CORP		2023-08-21	2025-03-05
	4. WABTEC CORP		2023-08-21	2025-11-20
	13. WAL-MART STORES INC		2024-05-09	2025-05-01
	37. WELLTOWER INC		2024-12-04	2025-08-13
	6. XYLEM INC		2024-12-04	2025-08-13
	7. XYLEM INC		2024-02-27	2025-08-13
	8. YUM! BRANDS INC		2023-02-07	2025-05-01
	7. ACCENTURE PLC CL A		2020-06-29	2025-01-06
	4. ACCENTURE PLC CL A		2020-06-29	2025-06-27
	4. WILLIS TOWERS WATSON PLC		2025-03-05	2025-10-03
	3. CHUBB LTD		2021-10-01	2025-11-20
	7. GARMIN LTD		2022-06-29	2025-01-06
	10. LYONDELLBASELL INDUSTRIES NV		2025-03-05	2025-05-01
	CAPITAL GAIN DIVIDENDS	P
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(e) Gross sales price		(g) Cost or other basis plus expense of sale	(h) Gain or (loss) (e) plus (f) minus (g)
a	1,630	871	759
b	1,664	678	986
c	3,130	2,932	198
d	3,651	3,246	405
e	1,940	1,289	651
	4,069	3,569	500
	1,310	1,394	-84
	8	9	-1
	22	21	1
	566	519	47
	2,035	1,305	730
	2,502	2,140	362
	1,890	1,021	869
	6,756	2,935	3,821
	978	1,188	-210
	19,858	20,000	-142
	8,263	9,929	-1,666
	1,139	1,421	-282
	1,484	529	955
	1,588	529	1,059
	475	714	-239
	505	622	-117
	2,425	1,910	515
	3,930	2,761	1,169
	1,448	776	672
	1,937	850	1,087
	4,927	4,965	-38
	2,212	1,767	445
	838	589	249
	1,124	573	551
	1,026	289	737
	549	517	32
	1,244	953	291
	2,504	2,512	-8
	856	1,123	-267
	687	470	217
	6,523	7,076	-553
	5,857	5,101	756
	512	521	-9
	655	819	-164
	804	819	-15
	1,541	402	1,139
	1,644	704	940
	693	786	-93
	7,860	7,313	547
	1,591	480	1,111
	1,275	384	891
	928	1,316	-388
	3,816	4,102	-286
	819	506	313
	1,044	875	169
	2,428	1,186	1,242
	6,435	7,259	-824
	4,284	2,027	2,257
	2,869	3,116	-247
	3,302	2,963	339
	12,131	12,153	-22
	43,342	43,302	40
	10,775	8,299	2,476
	1,254	836	418
	1,239	1,501	-262
	1,045	659	386
	685	822	-137
	523	373	150
	1,606	949	657
	1,278	593	685
	530	198	332
	1,972	791	1,181
	482	606	-124
	1,207	1,540	-333
	3,598	2,842	756
	554	612	-58
	765	809	-44
	1,119	817	302
	884	839	45
	2,889	2,114	775
	636	470	166
	15	16	-1
	47	49	-2
	761	773	-12
	636	775	-139
	2,920	5,509	-2,589
	1,062	406	656
	2,039	845	1,194
	3,822	4,122	-300
	495	502	-7
	1,485	1,077	408
	3,641	3,056	585
	2,030	1,954	76
	1,386	1,303	83
	35	35
	185	207	-22
	782	585	197
	5,154	2,797	2,357
	820	1,207	-387
	3,096	2,203	893
	738	498	240
	594	660	-66
	2,054	3,081	-1,027
	734	806	-72
	9,000	8,681	319
	8,925	8,675	250
	9,964	9,695	269
	20,650	18,135	2,515
	1,401	994	407
	1,150	795	355
	5,819	4,379	1,440
	1,260	1,618	-358
	538	333	205
	804	443	361
	1,266	784	482
	6,068	4,458	1,610
	851	769	82
	992	875	117
	1,184	1,003	181
	2,458	1,488	970
	1,179	851	328
	1,395	1,334	61
	882	527	355
	1,452	685	767
	586	755	-169
			619
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			619
			619
			619
			619

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			759
b			986
c			198
d			405
e			651
			500
			-84
			-1
			1
			47
			730
			362
			869
			3,821
			-210
			-142
			-1,666
			-282
			955
			1,059
			-239
			-117
			515
			1,169
			672
			1,087
			-38
			445
			249
			551
			737
			32
			291
			-8
			-267
			217
			-553
			756
			-9
			-164
			-15
			1,139
			940
			-93
			547
			1,111
			891
			-388
			-286
			313
			169
			1,242
			-824
			2,257
			-247
			339
			-22
			40
			2,476
			418
			-262
			386
			-137
			150
			657
			685
			332
			1,181
			-124
			-333
			756
			-58
			-44
			302
			45
			775
			166
			-1
			-2
			-12
			-139
			-2,589
			656
			1,194
			-300
			-7
			408
			585
			76
			83

			-22
			197
			2,357
			-387
			893
			240
			-66
			-1,027
			-72
			319
			250
			269
			2,515
			407
			355
			1,440
			-358
			205
			361
			482
			1,610
			82
			117
			181
			970
			328
			61
			355
			767
			-169

2	Capital gain net income or (net capital loss)	If gain, also enter in Part I, line 7 If (loss), enter -0- in Part I, line 7	2	41,999
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 .........................		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 and enter “N/A" on line 1.
	Date of ruling or determination letter: (attach copy of letter if necessary–see instructions)	1	783
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	0
3	Add lines 1 and 2...........................	3	783
4	Subtitle A (income) tax (domestic section 4947(a)(1) trusts and taxable foundations only. Others enter -0-)	4	0
5	Tax based on investment income. Subtract line 4 from line 3. If zero or less, enter -0- .....	5	783
6	Credits/Payments:

a	2025 estimated tax payments and 2024 overpayment credited to 2025	6a	1,636
b	Exempt foreign organizations—tax withheld at source......	6b	0
c	Tax paid with application for extension of time to file (Form 8868)...	6c	0
d	Backup withholding erroneously withheld ..........	6d

7	Total credits and payments. Add lines 6a through 6d..............		7	1,636
8	Enter any penalty for underpayment of estimated tax. Check here if Form 2220 is attached.		8	0
9	Tax due. If the total of lines 5 and 8 is more than line 7, enter amount owed.......		9
10	Overpayment. If line 7 is more than the total of lines 5 and 8, enter the amount overpaid...		10	853
11	Enter the amount of line 10 to be: Credited to 2026 estimated tax784	Refunded	11	69
	For Refunded amount, also complete and attach Form 8050. See instructions.

Form 990-PF (2025)

Page 4

Part VI-A

Statements Regarding Activities

During the tax year, did the foundation attempt to influence any national, state, or local legislation or did

Yes

it participate or intervene in any political campaign? ....................

Did it spend more than $100 during the year (either directly or indirectly) for political purposes? See the instructions

for the definition.................................

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.

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

Enter the amount (if any) of tax on political expenditures (section 4955) imposed during the year:

(1) On the foundation. $ (2) On foundation managers.$

Enter the reimbursement (if any) paid by the foundation during the year for political expenditure tax imposed

on foundation managers.$

Has the foundation engaged in any activities that have not previously been reported to the IRS?.......

If "Yes," attach a detailed description of the activities.

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....

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

If "Yes," has it filed a tax return on Form 990-T for this year?...................

Was there a liquidation, termination, dissolution, or substantial contraction during the year?.........

If "Yes," attach the statement required by General Instruction T.

Are the requirements of section 508(e) (relating to sections 4941 through 4945) satisfied either:

By language in the governing instrument, or

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? ................

Yes

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

Yes

Enter the states to which the foundation reports or with which it is registered (see instructions)

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 .

Yes

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 2025 or the taxable year beginning in 2025? See the instructions for Part XIII.

If "Yes," complete Part XIII .............................

Did any persons become substantial contributors during the tax year? If "Yes," attach a schedule listing their names

and addresses. ...............................

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

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

Did the foundation comply with the public inspection requirements for its annual returns and exemption application?

Yes

Website addressN/A

The books are in care ofFIFTH THIRD BANK NA Telephone no. (877) 405-1091

Located at36455 CORPORATE DRIVE M/C 3420FARMINGTON HILLSMI ZIP+448331

Section 4947(a)(1) nonexempt charitable trusts filing Form 990-PF in lieu of Form 1041 —check here .........

and enter the amount of tax-exempt interest received or accrued during the year ........

16 At any time during calendar year 2025, 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

Form 990-PF (2025)

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

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)

(2) Borrow money from, lend money to, or otherwise extend credit to (or accept it from)

a disqualified person? ..............................

1a(2)

(3) Furnish goods, services, or facilities to (or accept them from) a disqualified person? ...........

1a(3)

(4) Pay compensation to, or pay or reimburse the expenses of, a disqualified person? ............

1a(4)

(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)

(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)

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 ..........

Organizations relying on a current notice regarding disaster assistance check here ........

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 2025? .............

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)):

At the end of tax year 2025, did the foundation have any undistributed income (Part XII, lines 6d

and 6e) for tax year(s) beginning before 2025?....................

If "Yes," list the years 20, 20, 20, 20

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.) ..............

If the provisions of section 4942(a)(2) are being applied to any of the years listed in 2a, list the years here.

20, 20, 20, 20

Did the foundation hold more than a 2% direct or indirect interest in any business enterprise at

any time during the year? ..............................

If "Yes," did it have excess business holdings in 2025 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 Form 4720, Schedule C, to determine

if the foundation had excess business holdings in 2025.).....................

Did the foundation invest during the year any amount in a manner that would jeopardize its charitable purposes?

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 2025? ..

Form 990-PF (2025)

Page 6

Part VI-B

Statements Regarding Activities for Which Form 4720 May Be Required (continued)

During the year did the foundation pay or incur any amount to:

Yes

(1) Carry on propaganda, or otherwise attempt to influence legislation (section 4945(e))? ..........

5a(1)

(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)

(3) Provide a grant to an individual for travel, study, or other similar purposes? .............

5a(3)

(4) Provide a grant to an organization other than a charitable, etc., organization described

in section 4945(d)(4)(A)? See instructions ........................

5a(4)

(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)

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 ........

Organizations relying on a current notice regarding disaster assistance check .........

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? .................

If "Yes," attach the statement required by Regulations section 53.4945–5(d).

Did the foundation, during the year, receive any funds, directly or indirectly, to pay premiums on

a personal benefit contract? .............................

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

If "Yes" to 6b, file Form 8870.

At any time during the tax year, was the foundation a party to a prohibited tax shelter transaction?

If "Yes", did the foundation receive any proceeds or have any net income attributable to the transaction? .....

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? .........................

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
WILLIAM BIRKHILL	PRESIDENT 1	0
253 MARBLEHEAD BLOOMFIELD HILLS,MI48304	PRESIDENT 1	0
FREDERICK BIRKHILL JR	VICE PRESIDENT 1	0
11764 DEXTER-PINCKNEY RD PICKNEY,MI48169	VICE PRESIDENT 1	0

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
NONE









Total number of other employees paid over $50,000...................				0

Form 990-PF (2025)

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
NONE

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	N/A
2


All other program-related investments. See instructions.
3

Total. Add lines 1 through 3.........................

Form 990-PF (2025)

Page 8

Part IX

Minimum Investment Return (All domestic foundations must complete this part. Foreign foundations, see instructions.)

Fair market value of assets not used (or held for use) directly in carrying out charitable, etc.,

purposes:

Average monthly fair market value of securities...................

1,293,826

Average of monthly cash balances.......................

57,314

Fair market value of all other assets (see instructions)................

Total (add lines 1a, 1b, and 1c).......................

1,351,140

Reduction claimed for blockage or other factors reported on lines 1a and

1c (attach detailed explanation) .............

Acquisition indebtedness applicable to line 1 assets..................

Subtract line 2 from line 1d.........................

1,351,140

Cash deemed held for charitable activities. Enter 1.5% (0.015) of line 3 (for greater amount, see

instructions) .............................

20,267

Net value of noncharitable-use assets. Subtract line 4 from line 3. ............

1,330,873

Minimum investment return. Enter 5% (0.05) of line 5 ................

66,544

Part X

Distributable Amount (see instructions) (Section 4942(j)(3) and (j)(5) private operating foundations and certain foreign organizations check here and do not complete this part.)

Minimum investment return from Part IX, line 6..................

66,544

Tax on investment income for 2025 from Part V, line 5 .......

783

Income tax for 2025. (This does not include the tax from Part V.) ...

Add lines 2a and 2b............................

783

Distributable amount before adjustments. Subtract line 2c from line 1............

65,761

Recoveries of amounts treated as qualifying distributions................

Add lines 3 and 4............................

65,761

Deduction from distributable amount (see instructions) .................

Distributable amount as adjusted. Subtract line 6 from line 5. Enter here and on Part XII, line 1 ...

65,761

Part XI

Qualifying Distributions (see instructions)

Amounts paid (including administrative expenses) to accomplish charitable, etc., purposes:

Expenses, contributions, gifts, etc.—total from Part I, line 26, column (d) ..........

67,730

Program-related investments—total from Part VIII-B..................

Amounts paid to acquire assets used (or held for use) directly in carrying out charitable, etc.,

purposes...............................

Amounts set aside for specific charitable projects that satisfy the:

Suitability test (prior IRS approval required)....................

Cash distribution test (attach the required schedule) .................

Qualifying distributions. Add lines 1a through 3b. Enter here and on Part XII, line 4. .......

67,730

Form 990-PF (2025)

Page 9

Part XII

Undistributed Income (see instructions)

		(a) Corpus	(b) Years prior to 2024	(c) 2024	(d) 2025
1 Distributable amount for 2025 from Part X, line 7					65,761
2 Undistributed income, if any, as of the end of 2025:
a Enter amount for 2024 only.......				0
b Total for prior years:20 , 20, 20			0
3 Excess distributions carryover, if any, to 2025:
a From 2020......	0
b From 2021......	0
c From 2022......	666
d From 2023......	5,757
e From 2024......	0
f Total of lines 3a through e ........		6,423
4Qualifying distributions for 2025 from Part
XI, line 4: $ 67,730
a Applied to 2024, but not more than line 2a				0
b Applied to undistributed income of prior years (Election required—see instructions) .....			0
c Treated as distributions out of corpus (Election required—see instructions) ........		0
d Applied to 2025 distributable amount.....					65,761
e Remaining amount distributed out of corpus		1,969
5 Excess distributions carryover applied to 2025.		0			0
(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		8,392
b Prior years’ undistributed income. Subtract line 4b from line 2b ..........			0
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......			0
d Subtract line 6c from line 6b. Taxable amount —see instructions ...........			0
e Undistributed income for 2024. Subtract line 4a from line 2a. Taxable amount—see instructions .............				0
f Undistributed income for 2025. Subtract lines 4d and 5 from line 1. This amount must be distributed in 2026 ..........					0
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) .......		0
8 Excess distributions carryover from 2020 not applied on line 5 or line 7 (see instructions) ...		0
9 Excess distributions carryover to 2026. Subtract lines 7 and 8 from line 6a ......		8,392
10 Analysis of line 9:
a Excess from 2021 ....	0
b Excess from 2022 ....	666
c Excess from 2023 ....	5,757
d Excess from 2024 ....	0
e Excess from 2025 ....	1,969

Form 990-PF (2025)

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 2025, enter the date of the ruling ......

b Check box to indicate whether the organization is a private operating foundation described in section 4942(j)(3) or4942(j)(5)

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) 2025	(b) 2024	(c) 2023	(d) 2022	(e) Total

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, 3b, or 3c 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).)

NONE

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.

NONE

2Information Regarding Contribution, Grant, Gift, Loan, Scholarship, etc., Programs:

Check here 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, 2b, 2c, and 2d. See instructions

aThe name, address, and telephone number or e-mail address of the person to whom applications should be addressed:

WILLIAM BIRKHILL
253 MARBLEHEAD
BLOOMFIELD HILLS,MI48304
(248) 258-0366

bThe form in which applications should be submitted and information and materials they should include:

LETTER OF REQUEST

cAny submission deadlines:

NONE

dAny restrictions or limitations on awards, such as by geographical areas, charitable fields, kinds of institutions, or other
factors:

NONE

Form 990-PF (2025)

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)		Foundation status of recipient	Purpose of grant or contribution	Amount
aPaid during the year
STEPHEN SILLER TUNNEL TO TOWERS FOUNDATION 2361 HYLAN BLVD STATEN ISLAND,NY10306	NONE		SUPPORT FOR DAILY OPERATION	4,015
WOUNDED WARRIOR PROJECT 4899 BELFORT ROAD SUITE 300 JACKSONVILLE,FL32256	NONE		SUPPORT OF DAILY OPERATIONS	2,000
EDCHOICE 111 MONUMENT CIRCLE SUITE 2650 INDIANAPOLIS,IN46204	NONE		SUPPORT OF DAILY OPERATIONS	2,500
THE HENRY FORD 20900 OAKWOOD BOULEVARD DEARBORN,MI48121	NONE		SUPPORT OF DAILY OPERATIONS	5,500
THE SALVATION ARMY 16130 NORTHLAND DR SOUTHFIELD,MI48075	NONE		SUPPORT OF DAILY OPERATIONS	10,500
HUMANE SOCIETY OF HURON VALLEY 3100 CHERRY HILL ROAD ANN ARBOR,MI48105	NONE		SUPPORT OF DAILY OPERATIONS	4,500
GLEANERS COMMUNITY FOOD BANK INC 2131 BEAUFAIT DETROIT,MI48207	NONE		SUPPORT OF DAILY OPERATIONS	7,500
HOSPICE OF MICHIGAN INC 400 MACK AVENUE DETROIT,MI48201	NONE		SUPPORT OF DAILY OPERATIONS	2,500
FORGOTTEN HARVEST INC 15000 W EIGHT MILE OAK PARK,MI48237	NONE		SUPPORT FOR DAILY OPERATION	655
COVENANT HOUSE MICHIGAN 2959 MARTIN LUTHER KING JR BLVD DETROIT,MI48208	NONE		SUPPORT FOR DAILY OPERATION	2,000
PRESERVE HISTORIC SLEEPING BEAR PO BOX 453 EMPIRE,MI49630	NONE		SUPPORT FOR DAILY OPERATION	750
THE UNIVERSITY OF MICHIGAN 1000 OAKBROOK DRIVE SUITE 1000 ANN ARBOR,MI48104	NONE		SUPPORT OF DAILY OPERATIONS	2,500
WAYNE STATE UNIVERSITY 5700 CASS AVENUE SUITE 1200 DETROIT,MI48202	NONE		SUPPORT OF DAILY OPERATIONS	13,310
A2ETHICS ORG PO BOX 131384 ANN ARBOR,MI48113	NONE		SUPPORT FOR DAILY OPERATION	3,000
FISHER HOUSE MICHIGAN 3250 PLYMOUTH RD STE 103 ANN ARBOR,MI48105	NONE		SUPPORT FOR DAILY OPERATION	2,000
HOUSE N2 HOME PO BOX 130993 ANN ARBOR,MI48113	NONE		SUPPORT FOR DAILY OPERATION	4,500
Total ................................. 3a				67,730

bApproved for future payment

Total ................................. 3b

Form 990-PF (2025)

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	(e) Related or exempt function income (See instructions.)
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 ...........
4 Dividends and interest from securities ....			14	34,429
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 .....			14	42
8 Gain or (loss) from sales of assets other than inventory ............			18	41,999
9 Net income or (loss) from special events:
10 Gross profit or (loss) from sales of inventory
11 Other revenue: aOTHER REVENUE			14	184
b
c
d
e
12 Subtotal. Add columns (b), (d), and (e) ..				76,654

13Total. Add line 12, columns (b), (d), and (e)..................

76,654

(See worksheet in line 13 instructions to verify calculations.)

Part XV-B

Relationship of Activities to the Accomplishment of Exempt Purposes

Line No.	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 (2025)

Page 13

Part XVI

Information Regarding Transfers To and Transactions and Relationships With Noncharitable Exempt Organizations

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

Transfers from the reporting foundation to a noncharitable exempt organization of:

(1) Cash...................................

1a(1)

(2) Other assets.................................

1a(2)

Other transactions:

(1) Sales of assets to a noncharitable exempt organization....................

1b(1)

(2) Purchases of assets from a noncharitable exempt organization..................

1b(2)

(3) Rental of facilities, equipment, or other assets.......................

1b(3)

(4) Reimbursement arrangements...........................

1b(4)

(5) Loans or loan guarantees.............................

1b(5)

(6) Performance of services or membership or fundraising solicitations................

1b(6)

Sharing of facilities, equipment, mailing lists, other assets, or paid employees..............

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

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? ...........Yes No

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.
				May the IRS discuss this return with the preparer shown below? See instructions. Yes No
	Signature of officer or trustee	Date	Title

Paid Preparer Use Only	Preparer's name	Preparer's Signature	Date	Check if self- employed	PTIN
	Firm's name				Firm's EIN
	Firm's address				Phone no.

Form 990-PF (2025)

Additional Data

Software ID:
Software Version:

Form 990PF - Special Condition Description:

Special Condition Description

- TIN:

TY 2025 InvestmentsCorpBondsSchedule

Name:

F ROSS BIRKHILL AND LAURA JEAN BIRKHILL

EIN:

41-2184583

Name of Bond	End of Year Book Value	End of Year Fair Market Value
BONDS	341,302	331,466

- TIN:

TY 2025 InvestmentsCorpStockSchedule

Name:

F ROSS BIRKHILL AND LAURA JEAN BIRKHILL

EIN:

41-2184583

Name of Stock	End of Year Book Value	End of Year Fair Market Value
CORPORATE STOCK	298,476	402,615
FOREIGN STOCK	9,470	13,866
MUTUAL FUNDS	430,418	583,227

- TIN:

TY 2025 OtherIncreasesSchedule

Name:

F ROSS BIRKHILL AND LAURA JEAN BIRKHILL

EIN:

41-2184583

Description	Amount
TIMING DIFFERENCE	113
RETURN OF CAPITAL	12