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
WILLIAM W TREAT FOUNDATION
 
Number and street (or P.O. box number if mail is not delivered to street address) PO BOX 800
 
Room/suite
City or town
STRATHAM
State or province
NH
Country  
ZIP or foreign postal code
038850800
A Employer identification number

02-6013780
B Telephone number (see instructions)

6034983260
C
G Check all that apply:

D 1. Foreign organizations, check here.............
2. Foreign organizations meeting the 85%
test, check here and attach computation ...
E
H Check type of organization:
F
I Fair market value of all assets at end
of year (from Part II, col. (c),
line 16)$2,866,301
J 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)  
2 Check .................
3 Interest on savings and temporary cash investments 18,827 18,827 18,827
4 Dividends and interest from securities... 34,244 34,244 34,244
5a Gross rents............      
b Net rental income or (loss)  
6a Net gain or (loss) from sale of assets not on line 10 284,936
b Gross sales price for all assets on line 6a 1,129,832
7 Capital gain net income (from Part IV, line 2)... 0
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).......      
12 Total. Add lines 1 through 11........ 338,007 53,071 53,071
Operating and Administrative Expenses 13 Compensation of officers, directors, trustees, etc. 11,000 0 0 0
14 Other employee salaries and wages......        
15 Pension plans, employee benefits.......        
16a Legal fees (attach schedule).........        
b Accounting fees (attach schedule)....... 2,200 0 0 0
c Other professional fees (attach schedule).... 11,756 11,756 0 0
17 Interest...............        
18 Taxes (attach schedule) (see instructions)... 1,895 1,172 0 0
19 Depreciation (attach schedule) and depletion...      
20 Occupancy..............        
21 Travel, conferences, and meetings....... 193 0 0 0
22 Printing and publications..........        
23 Other expenses (attach schedule)....... 6,016 0 0 0
24 Total operating and administrative expenses.
Add lines 13 through 23.......... 33,060 12,928 0 0
25 Contributions, gifts, grants paid....... 129,318 129,318
26 Total expenses and disbursements. Add lines 24 and 25 ................ 162,378 12,928 0 129,318
27 Subtract line 26 from line 12:
a Excess of revenue over expenses and disbursements 175,629
b Net investment income (if negative, enter -0-) 40,143
c Adjusted net income (if negative, enter -0-)... 53,071
For Paperwork Reduction Act Notice, see instructions.
Cat. No. 11289X Form 990-PF (2025)
Form 990-PF (2025)
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............. 33,249 62,835 62,835
2 Savings and temporary cash investments.........      
3 Accounts receivable  
Less: allowance for doubtful accounts        
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        
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)....... 1,182,088 Click to see attachment
List of Attached Documents:
// Content
803,719
2,266,099
c Investments—corporate bonds (attach schedule)....... 0 Click to see attachment
List of Attached Documents:
// Content
524,412
537,367
11 Investments—land, buildings, and equipment: basis  
Less: accumulated depreciation (attach schedule)        
12 Investments—mortgage loans.............      
13 Investments—other (attach schedule)..........      
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) 1,215,337 1,390,966 2,866,301
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 )    
23 Total liabilities (add lines 17 through 22)......... 0 0
Net Assets or Fund Balances Foundations that follow FASB ASC 958, check here
and complete lines 24, 25, 29 and 30.
24 Net assets without donor restrictions........... 1,215,337 1,390,966
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........    
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)..... 1,215,337 1,390,966
30 Total liabilities and net assets/fund balances (see instructions). 1,215,337 1,390,966
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
1,215,337
2
Enter amount from Part I, line 27a .....................
2
175,629
3
Other increases not included in line 2 (itemize)
3
0
4
Add lines 1, 2, and 3 ..........................
4
1,390,966
5
Decreases not included in line 2 (itemize)
5
0
6
Total net assets or fund balances at end of year (line 4 minus line 5)—Part II, line 29, column (b) ..
6
1,390,966
Form 990-PF (2025)
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.)
1a
b
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
b
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
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  
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 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) 1 558
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........................... 3 558
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- ..... 5 558
6 Credits/Payments:
a 2025 estimated tax payments and 2024 overpayment credited to 2025 6a 760
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 0
7 Total credits and payments. Add lines 6a through 6d.............. 7 760
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... 10 202
11 Enter the amount of line 10 to be: Credited to 2026 estimated tax202 Refunded 11 0
For Refunded amount, also complete and attach Form 8050. See instructions.
Form 990-PF (2025)
Form 990-PF (2025)
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. $ 0(2) On foundation managers.$ 0
e
Enter the reimbursement (if any) paid by the foundation during the year for political expenditure tax imposed
on foundation managers.$ 0
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
 
No
b
If "Yes," has it filed a tax return on Form 990-T for this year?...................
4b
 
 
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)
NH
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 2025 or the taxable year beginning in 2025? 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 addressGUIDESTAR.COM
14
The books are in care ofJOSEPHINE M STROBLE Telephone no. (603) 498-3260

Located at134 WINNICUTT ROADSTRATHAMNH ZIP+403885
15
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 ........
15
 
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)
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
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)
 
No
(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
 
 
c
Organizations relying on a current notice regarding disaster assistance check here ........
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 2025? .............
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 2025, did the foundation have any undistributed income (Part XII, lines 6d
and 6e) for tax year(s) beginning before 2025?....................
2a
 
No
If "Yes," list the years 20, 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.
20, 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 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.).....................
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 2025? ..
4b
 
No
Form 990-PF (2025)
Form 990-PF (2025)
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 .........
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
H ALFRED CASASSA TRUSTEE
1.00
2,500 0 0
196 SOUTH ROAD
RYE BEACH,NH03871
ROBERT A CASASSA TRUSTEE
1.00
2,500 0 0
10 BERGUNDY DR
HAMPTON,NH03842
PETER F H LAMB TRUSTEE
1.00
3,500 0 0
3 SEA OAKES LANE
KITTERY POINT,ME03905
JOSEPHINE M STROBLE TRUSTEE
1.00
2,500 0 0
134 WINNICUTT ROAD
STRATHAM,NH03885
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)
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 arrow0
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.........................0
Form 990-PF (2025)
Form 990-PF (2025)
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
2,707,585
b
Average of monthly cash balances.......................
1b
59,769
c
Fair market value of all other assets (see instructions)................
1c
0
d
Total (add lines 1a, 1b, and 1c).......................
1d
2,767,354
e
Reduction claimed for blockage or other factors reported on lines 1a and
1c (attach detailed explanation) .............
1e
0
2
Acquisition indebtedness applicable to line 1 assets..................
2
0
3
Subtract line 2 from line 1d.........................
3
2,767,354
4
Cash deemed held for charitable activities. Enter 1.5% (0.015) of line 3 (for greater amount, see
instructions) .............................
4
41,510
5
Net value of noncharitable-use assets. Subtract line 4 from line 3. ............
5
2,725,844
6
Minimum investment return. Enter 5% (0.05) of line 5 ................
6
136,292
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.)
1
Minimum investment return from Part IX, line 6..................
1
136,292
2a
Tax on investment income for 2025 from Part V, line 5 .......
2a
558
b
Income tax for 2025. (This does not include the tax from Part V.) ...
2b
 
c
Add lines 2a and 2b............................
2c
558
3
Distributable amount before adjustments. Subtract line 2c from line 1............
3
135,734
4
Recoveries of amounts treated as qualifying distributions................
4
0
5
Add lines 3 and 4............................
5
135,734
6
Deduction from distributable amount (see instructions) .................
6
0
7
Distributable amount as adjusted. Subtract line 6 from line 5. Enter here and on Part XII, line 1 ...
7
135,734
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, line 26, column (d) ..........
1a
129,318
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
 
3
Amounts set aside for specific charitable projects that satisfy the:
a
Suitability test (prior IRS approval required)....................
3a
 
b
Cash distribution test (attach the required schedule) .................
3b
 
4
Qualifying distributions. Add lines 1a through 3b. Enter here and on Part XII, line 4. .......
4
129,318
Form 990-PF (2025)
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 7 135,734
2 Undistributed income, if any, as of the end of 2025:
a Enter amount for 2024 only....... 129,318
b Total for prior years:20 , 20, 20 0
3 Excess distributions carryover, if any, to 2025:
a From 2020......  
b From 2021......  
c From 2022......  
d From 2023......  
e From 2024......  
f Total of lines 3a through e ........ 0
4Qualifying distributions for 2025 from Part
XI, line 4: $ 129,318
a Applied to 2024, but not more than line 2a 129,318
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..... 0
e Remaining amount distributed out of corpus 0
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 0
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 ..........
135,734
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 ......
0
10 Analysis of line 9:
a Excess from 2021 ....  
b Excess from 2022 ....  
c Excess from 2023 ....  
d Excess from 2024 ....  
e Excess from 2025 ....  
Form 990-PF (2025)
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 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) 2025 (b) 2024 (c) 2023 (d) 2022
         
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).)
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 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:
JOSEPHINE STROBLE
134 WINNICUTT ROAD
STRATHAM,NH03885
(603) 498-3260
STRATHAM2@AOL.COM
bThe form in which applications should be submitted and information and materials they should include:
INTERNAL DECISION
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)
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)
aPaid during the year

AMERICAN INDEPENDENCE MUSEUM

1 GOVERNORS LANE
EXETER,NH03833
    OPERATING COSTS 25,000

CITIZENS COUNT

1 LIBERTY LANE
HAMPTON,NH03842
    OPERATING COSTS 5,000

FRIENDS OF ST MARY & ANDREW CHURCH

PO BOX 800
STRATHAM,NH03885
    OPERATING COSTS 1,000

NATIONAL COLLEGE OF PROBATE JUDGES

300 NEWPORT AVENUE
WILLIAMSBURG,VA23185
    OPERATING COSTS 2,000

NEW ENGLAND HISTORIC GENEALOGICAL SOCIETY

101 NEWBURY ST
BOSTON,MA02116
    OPERATING COSTS 2,500

NEW HAMPSHIRE INSTITUTE FOR CIVICS

2 WHITE STREET
CONCORD,NH03301
    EDUCATION 43,000

UNIVERSITY OF ARIZONA FOUNDATION

PO BOX 210109
TUCSON,AZ85721
    EDUCATION 1,000

UNIVERSITY OF MAINE FOUNDATION

2 ALUMNI PLACE
ORONO,ME04469
    EDUCATION 5,818

UNIVERSITY OF NEW HAMPSHIRE FOUNDATION

9 EDGEWOOD ROAD
DURHAM,NH03824
    EDUCATION 40,000

WINTERPORT MEMORIAL LIBRARY

PO BOX 650
WINTERPORT,ME044960650
    EDUCATION 4,000
Total ................................. 3a 129,318
bApproved for future payment
Total ................................. 3b 0
Form 990-PF (2025)
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
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 18,827  
4 Dividends and interest from securities ....     14 34,244  
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 ............
    18 284,936  
9 Net income or (loss) from special events:          
10 Gross profit or (loss) from sales of inventory          
11 Other revenue:
a
b
c
d
e
12 Subtotal. Add columns (b), (d), and (e) .. 0 338,007 0
13Total. Add line 12, columns (b), (d), and (e)..................
13
338,007
(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 (2025)
Form 990-PF (2025)
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.
May the IRS discuss this return
with the preparer shown below?
See instructions.
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

TY 2025 AccountingFeesSchedule
Name:
WILLIAM W TREAT FOUNDATION
EIN:
02-6013780
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
ACCOUNTING FEES 2,200 0 0 0

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

TY 2025 GainLossSaleOtherAssetsSch
Name:
WILLIAM W TREAT FOUNDATION
EIN:
02-6013780
Name Date Acquired How Acquired Date Sold Purchaser Name Gross Sales Price Basis Basis Method Sales Expenses Total (net) Accumulated Depreciation
50 SHS ROPER TECHNOLOGIES INC 2025-01 PURCHASED 2025-10   22,893 25,210 COST 0 -2,317  
7 SHS CONSTELLATION SOFTWARE WTF 2025-10 PURCHASED 2025-10   18,846 19,325 COST 0 -479  
225 SHS BROADCOM INC 2015-09 PURCHASED 2025-01   50,611 2,941 COST 0 47,670  
465 SHS ISHARES 0-5 YEAR TIPS BOND 2022-03 PURCHASED 2025-01   46,810 49,468 COST 0 -2,658  
1,070 SHS VANGUARD SHORT TERM CORP BOND 2023-09 PURCHASED 2025-01   83,276 80,688 COST 0 2,588  
21,035.6 SHS EATON VANCE GOVERNMENT OBLIGATIONS 2020-06 PURCHASED 2025-01   107,071 130,000 COST 0 -22,929  
40,518.639 SHS EATON VANCE GOVERNMENT OBLIGATIONS 2020-10 PURCHASED 2025-01   206,240 250,000 COST 0 -43,760  
60 SHS AMAZON .COM, INC 2014-04 PURCHASED 2025-03   11,602 1,005 COST 0 10,597  
50 SHS APPLE, INC 2011-05 PURCHASED 2025-03   10,944 259 COST 0 10,685  
300 SHS CARRIER GLOBAL CORP 2007-08 PURCHASED 2025-03   19,184 3,435 COST 0 15,749  
800 SHS COMCAST CORPORATION CL A 2014-04 PURCHASED 2025-03   29,442 20,650 COST 0 8,792  
20 SHS COSTCO WHOLESALE CORP NEW COM 2021-03 PURCHASED 2025-03   18,661 6,307 COST 0 12,354  
285 SHS CROWN CASTLE REIT 2017-09 PURCHASED 2025-03   29,358 29,005 COST 0 353  
20 SHS MASTERCARD INC. A 2010-11 PURCHASED 2025-03   10,916 488 COST 0 10,428  
2 SHS NOVO-NORDISK A S 2023-12 PURCHASED 2025-03   139 191 COST 0 -52  
73 SHS UNITED HEALTH GROUP INC 2022-06 PURCHASED 2025-05   19,469 35,333 COST 0 -15,864  
150 SHS BROADCOM INC 2015-09 PURCHASED 2025-09   53,758 1,961 COST 0 51,797  
258 SHS NOVO-NORDISK A S 2023-12 PURCHASED 2025-09   14,797 24,675 COST 0 -9,878  
180 SHS AMERICAN TOWER CORP A 2010-08 PURCHASED 2025-10   33,526 7,837 COST 0 25,689  
300 SHS FIRSTSERVICE CORP 2022-03 PURCHASED 2025-10   56,017 42,995 COST 0 13,022  
50 SHS JOHNSON & JOHNSON 2010-07 PURCHASED 2025-10   9,381 2,946 COST 0 6,435  
250 SHS JOHNSON & JOHNSON 2010-08 PURCHASED 2025-10   46,905 14,639 COST 0 32,266  
100 SHS JOHNSON & JOHNSON 2011-05 PURCHASED 2025-10   18,762 6,564 COST 0 12,198  
865 SHS MONDELEZ INTERNATIONAL INC 2020-06 PURCHASED 2025-10   54,335 43,795 COST 0 10,540  
150 SHS AIR PRODUCTS 2010-07 PURCHASED 2025-10   38,116 8,915 COST 0 29,201  
225 SHS AMAZON.COM, INC 2014-04 PURCHASED 2025-10   51,782 3,771 COST 0 48,011  
400 SHS NESTLE S.A. 2011-05 PURCHASED 2025-10   39,906 24,770 COST 0 15,136  
25 SHS ALPHABET INC. CL A 2010-08 PURCHASED 2025-12   7,650 255 COST 0 7,395  
20 SHS LOWES COMPANIES, INC 2021-01 PURCHASED 2025-12   4,960 3,472 COST 0 1,488  
10 SHS THERMO FISHER SCIENTIFIC, INC 2019-03 PURCHASED 2025-12   5,686 2,655 COST 0 3,031  
40 SHS WASTE MANAGEMENT 2010-08 PURCHASED 2025-12   8,789 1,341 COST 0 7,448  

TY 2025 InvestmentsCorpBondsSchedule
Name:
WILLIAM W TREAT FOUNDATION
EIN:
02-6013780
Name of Bond End of Year Book Value End of Year Fair Market Value
JOHN DEERE CAPIT 45,197 45,084
PEPSICO INC 45,376 45,432
APPLE INC 44,218 44,854
BANK OF AMERICA 44,343 45,073
MCDONALD'S CORP 43,926 44,929
THE HOME DEPOT 43,961 45,165
UNITED PARCEL SER 42,856 44,327
AMAZON.COM, INC. 45,286 46,205
WASTE MANAGEMENT 44,353 45,874
TOYOTA MOTOR CRE 46,163 47,543
THE WALT DISNEY 39,893 42,087
FEDEX CORP 38,840 40,794

TY 2025 InvestmentsCorpStockSchedule
Name:
WILLIAM W TREAT FOUNDATION
EIN:
02-6013780
Name of Stock End of Year Book Value End of Year Fair Market Value
ABBVIE INC 14,752 102,820
ALPHABET INC CAP-CL C (GOOG) 3,149 94,140
ALPHABET INC CAPITAL STOCK-CL A (GOOGL) 1,787 54,775
AMAZON.COM INC 6,284 86,558
BROADCOM INC 6,077 160,936
CATERPILLAR INC 11,052 97,388
COSTCO WHSL CORP NEW 28,381 77,611
APPLE INC 2,585 135,930
BERKLEY W R CORP 36,713 94,662
ECOLAB INC 11,794 65,630
HEICO CORP 33,952 103,549
JOHNSON & JOHNSON 28,060 31,042
LOWE'S COS INC 35,591 49,438
MASTERCARD INC-A 4,393 102,758
MICROCHIP TECHNOLOGY INC 19,607 50,976
PEPSICO INC 25,623 57,408
JP MORGAN CHASE & CO 19,632 104,722
S&P GLOBAL INC 5,553 104,518
WASTE MGMT INC 10,393 68,110
NXP SEMICONDUCTORS NV 24,725 54,265
ACCENTURE PLC 10,990 67,075
THERMO FISHER SCIENTIFIC INC 29,203 63,740
ABBOTT LABS 39,490 43,852
CHEVRON CORP NEW 23,141 22,862
CONSTELLATION SOFTWARE F 35,890 31,272
ELI LILLY AND CO 24,733 32,240
EXXON MOBIL CORP 44,238 46,933
INTERCONTINENTAL EXCHANG 40,464 40,490
INTUIT 32,847 33,121
META PLATFORMS INC 49,537 46,206
MICROSOFT CORP 25,141 29,017
T-MOBILE US INC 27,607 25,380
TE CONNECTIVITY PLC 22,709 21,613
TRACTOR SUPPLY CO 38,815 35,007
WILLIAMS COS INC 28,811 30,055

TY 2025 OtherExpensesSchedule
Name:
WILLIAM W TREAT FOUNDATION
EIN:
02-6013780
Description Revenue and Expenses per Books Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
ADMINISTRATIVE FEES 6,000 0 0 0
BANK FEES 16 0 0 0


TY 2025 OtherProfessionalFeesSchedule
Name:
WILLIAM W TREAT FOUNDATION
EIN:
02-6013780
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
INVESTMENT EXPENSE 11,756 11,756 0 0


TY 2025 TaxesSchedule
Name:
WILLIAM W TREAT FOUNDATION
EIN:
02-6013780
Category Amount Net Investment Income Adjusted Net Income Disbursements for Charitable Purposes
FOREIGN TAXES 1,172 1,172 0 0
STATE OF NH 75 0 0 0
FEDERAL 990-PF TAXES 648 0 0 0