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Nonprofit · EIN 04-3532331

WENDER FOUNDATION

Tax-exempt · CAMBRIDGE, MA 02138

Financials

$24K$27K2023$21K$24K2024$31K$24K2025
Revenue Expenses · by fiscal year end
Financials of WENDER FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$30,924$23,938$6,986$301,262$0$301,262
December 31, 2024990-PF$20,748$23,930-$3,182$292,071$4,220$287,851
December 31, 2023990-PF$24,416$27,300-$2,884$296,350$5,317$291,033
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Dividends
$12,904
Net gain from sales of assets
$18,020

Expenses

Grants and similar amounts paid
$16,040
Disbursements for charitable purposes
$16,040
Excise tax on investment income
$329

Balance sheet and other

Total assets, start of year
$292,071
Total assets, end of year
$301,262
Total liabilities, end of year
$0
Net assets, end of year
$301,262
Fair market value of assets
$436,713
Qualifying distributions
$16,040
Net investment income
$30,924

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 December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
PETER J WENDER
10 DANA STRET UNIT 10, CAMBRIDGE, MA 02138
CO-TRUSTEE19$0
CARL H KARANDJEFF
226 WESTMINSTER AVE, WATERTOWN, MA 02472
CO-TRUSTEE2$0
990-PF for the year ended December 31, 2024: 2 people
NameTitleHours / weekCompensation
PETER J WENDER
10 DANA STREET UNIT 10, CAMBRIDGE, MA 02138
CO-TRUSTEE1.92$0
CARL H KARANDJEFF
226 WESTMINSTER AVE, WATERTOWN, MA 02472
CO-TRUSTEE0.2$0
990-PF for the year ended December 31, 2023: 2 people
NameTitleHours / weekCompensation
CARL H KARANDJEFF
226 WESTMINSTER AVE, WATERTOWN, MA 02472
CO-TRUSTEE0.2$0
PETER J WENDER
10 DANA STREET UNIT 10, CAMBRIDGE, MA 02138
CO-TRUSTEE1.92$0

Address and contacts

Address (IRS master file)
10 DANA STREET, CAMBRIDGE, MA 02138-5411
In care of
% PETER J WENDER
Signed the 990-PF
PETER WENDER, Trustee
Phone
(617) 258-4107
Return prepared by
DELOITTE TAX LLP

What it must file and when

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

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-PF on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
04-3532331
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
2001
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$301,262
Income (IRS master file)
$40,436

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$30,924$23,938$301,262XML
990-PFDecember 2024$20,748$23,930$292,071XML
990-PFDecember 2023$24,416$27,300$296,350XML
990-PFDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-PFDecember 2020–––IRS
990-PFDecember 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 04-3532331).

Questions about WENDER FOUNDATION

What is the EIN of WENDER FOUNDATION?
The employer identification number (EIN) of WENDER FOUNDATION is 04-3532331.
Is WENDER FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2001.
Are donations to WENDER FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does WENDER FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of WENDER FOUNDATION due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did WENDER FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2025.
Who are the officers and directors of WENDER FOUNDATION?
The 990-PF for the year ended December 31, 2025 lists 2 people; 0 received compensation from the organization.
How much revenue does WENDER FOUNDATION have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $30,924, expenses of $23,938 and total assets of $301,262 at year end.

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