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Nonprofit · EIN 36-3485596

THOMAS H AND DONNA M STONE FOUNDATION

Tax-exempt · VERNON HILLS, IL 60061

Financials

$18K$8K2022$41K$77K2023$86K$38K2024
Revenue Expenses · by fiscal year end
Financials of THOMAS H AND DONNA M STONE FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
November 30, 2025990-PF$85,673$38,223$47,450$919,615$0$919,615
November 30, 2024990-PF$40,822$76,649-$35,827$894,665$22,500$872,165
November 30, 2023990-PF$18,024$8,299$9,725$909,992$2,000$907,992
Financial details: 990-PF for the year ended November 30, 2025

Revenue

Dividends
$18,993
Net gain from sales of assets
$66,680

Expenses

Grants and similar amounts paid
$33,700
Compensation of officers, directors and key employees
$0
Disbursements for charitable purposes
$35,850
Excise tax on investment income
$1,158

Balance sheet and other

Total assets, start of year
$894,665
Total assets, end of year
$919,615
Total liabilities, end of year
$0
Net assets, end of year
$919,615
Fair market value of assets
$946,481
Qualifying distributions
$35,850
Net investment income
$85,673

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990-PF for the year ended November 30, 2025, highest compensation first.

NameTitleHours / weekCompensation
DONNA M STONE
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
PRESIDENT1$0
THOMAS H STONE
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
VICE PRESIDENT1$0
KIMBERLY ELLEN STONE
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
DIRECTOR1$0
THOMAS H STONE JR
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
DIRECTOR1$0
990-PF for the year ended November 30, 2024: 4 people
NameTitleHours / weekCompensation
DONNA M STONE
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
PRESIDENT1$0
THOMAS H STONE
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
VICE PRESIDENT1$0
KIMBERLY ELLEN STONE
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
DIRECTOR1$0
THOMAS H STONE JR
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
DIRECTOR1$0
990-PF for the year ended November 30, 2023: 4 people
NameTitleHours / weekCompensation
DONNA M STONE
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
PRESIDENT1$0
THOMAS H STONE
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
VICE PRESIDENT1$0
KIMBERLY ELLEN STONE
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
DIRECTOR1$0
THOMAS H STONE JR
C/O WISE 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061
DIRECTOR1$0

Address and contacts

Address (IRS master file)
CO WISE - 10 BIRMINGHAM PLACE, VERNON HILLS, IL 60061-0000
In care of
% WISE
Signed the 990-PF
THOMAS H STONE, PRESIDENT
Phone
(847) 927-6700
Return prepared by
CBIZ ADVISORS LLC

What it must file and when

IRS records say it files Form 990-PF. Private foundations file every year. Its accounting year ends in November, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2024November 30, 2025April 15, 2026990-PF on file
2023November 30, 2024April 15, 2025990-PF on file
2022November 30, 2023April 15, 2024990-PF on file

IRS record

EIN
36-3485596
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Private non-operating foundation
Donations deductible (Pub 78)
Private foundation, 30% limit
Exempt since
1987
Accounting year ends
November
Files
Form 990-PF
Assets (IRS master file)
$919,615
Income (IRS master file)
$151,670

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFNovember 2025$85,673$38,223$919,615XML
990-PFNovember 2024$40,822$76,649$894,665XML
990-PFNovember 2023$18,024$8,299$909,992XML
990-PFNovember 2022–––IRS
990-PFNovember 2021–––IRS
990-PFNovember 2020–––IRS
990-PFNovember 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 36-3485596).

Questions about THOMAS H AND DONNA M STONE FOUNDATION

What is the EIN of THOMAS H AND DONNA M STONE FOUNDATION?
The employer identification number (EIN) of THOMAS H AND DONNA M STONE FOUNDATION is 36-3485596.
Is THOMAS H AND DONNA M STONE FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1987.
Are donations to THOMAS H AND DONNA M STONE FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does THOMAS H AND DONNA M STONE FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of THOMAS H AND DONNA M STONE FOUNDATION due?
The return for tax year 2025 (the year ending November 30, 2026) is due April 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did THOMAS H AND DONNA M STONE FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended November 2025.
Who are the officers and directors of THOMAS H AND DONNA M STONE FOUNDATION?
The 990-PF for the year ended November 30, 2025 lists 4 people; 0 received compensation from the organization.
How much revenue does THOMAS H AND DONNA M STONE FOUNDATION have?
On its 990-PF for the year ended November 30, 2025 it reported revenue of $85,673, expenses of $38,223 and total assets of $919,615 at year end.

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