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Nonprofit · EIN 13-3975888

ARNSTEN FOUNDATION INC

Tax-exempt · NEW YORK, NY 10024

Financials

$45K$39K2023$66K$38K2024$250K$797K2025
Revenue Expenses · by fiscal year end
Financials of ARNSTEN FOUNDATION INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$249,907$797,432-$547,525$119,242$0$119,242
December 31, 2024990-PF$65,810$37,597$28,213$666,767$0$666,767
December 31, 2023990-PF$44,661$39,221$5,440$638,554$0$638,554
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Dividends
$13,078
Net gain from sales of assets
$236,829

Expenses

Grants and similar amounts paid
$793,475
Compensation of officers, directors and key employees
$0
Disbursements for charitable purposes
$793,475
Excise tax on investment income
$3,452

Balance sheet and other

Total assets, start of year
$666,767
Total assets, end of year
$119,242
Total liabilities, end of year
$0
Net assets, end of year
$119,242
Fair market value of assets
$119,242
Qualifying distributions
$793,475
Net investment income
$249,907

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
LAWRENCE E ARNSTEN
50 RIVERSIDE DRIVE APT 14A, NEW YORK, NY 10024
PRESIDENT1$0
PAUL ARNSTEN
13 WEST 74TH STREET, NEW YORK, NY 10023
SECRETARY TREASURER1$0
SUSAN ARNSTEN RUSSELL
112 AUBURN STREET, ITHACA, NY 14850
VICE PRESIDENT0$0
JULIA H ARNSTEN
13 WEST 74TH STREET, NEW YORK, NY 10023
VICE PRESIDENT0$0
990-PF for the year ended December 31, 2024: 4 people
NameTitleHours / weekCompensation
LAWRENCE E ARNSTEN
50 RIVERSIDE DRIVE APT 14A, NEW YORK, NY 10024
PRESIDENT1$0
PAUL ARNSTEN
13 WEST 74TH STREET, NEW YORK, NY 10023
SECRETARY TREASURER1$0
SUSAN ARNSTEN RUSSELL
112 AUBURN STREET, ITHACA, NY 14850
VICE PRESIDENT0$0
JULIA H ARNSTEN
13 WEST 74TH STREET, NEW YORK, NY 10023
VICE PRESIDENT0$0
990-PF for the year ended December 31, 2023: 4 people
NameTitleHours / weekCompensation
LAWRENCE E ARNSTEN
50 RIVERSIDE DRIVE APT 14A, NEW YORK, NY 10024
PRESIDENT1$0
PAUL ARNSTEN
13 WEST 74TH STREET, NEW YORK, NY 10023
SECRETARY TREASURER1$0
SUSAN ARNSTEN RUSSELL
112 AUBURN STREET, ITHACA, NY 14850
VICE PRESIDENT0$0
JULIA H ARNSTEN
13 WEST 74TH STREET, NEW YORK, NY 10023
VICE PRESIDENT0$0

Address and contacts

Address (IRS master file)
50 RIVERSIDE DR APT 14A, NEW YORK, NY 10024-6508
In care of
% LAWRENCE ARNSTEN
Signed the 990-PF
LAWRENCE E ARNSTEN, PRESIDENT
Phone
(212) 799-1180
Return prepared by
KEITH KRAMER CPA

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
13-3975888
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
1998
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$119,242
Income (IRS master file)
$920,950

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$249,907$797,432$119,242IRS
990-PFDecember 2024$65,810$37,597$666,767IRS
990-PFDecember 2023$44,661$39,221$638,554XML
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 13-3975888).

Questions about ARNSTEN FOUNDATION INC

What is the EIN of ARNSTEN FOUNDATION INC?
The employer identification number (EIN) of ARNSTEN FOUNDATION INC is 13-3975888.
Is ARNSTEN FOUNDATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1998.
Are donations to ARNSTEN FOUNDATION INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does ARNSTEN FOUNDATION INC file?
Form 990-PF. Private foundations file every year.
When is the next return of ARNSTEN FOUNDATION INC 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 ARNSTEN FOUNDATION INC 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 ARNSTEN FOUNDATION INC?
The 990-PF for the year ended December 31, 2025 lists 4 people; 0 received compensation from the organization.
How much revenue does ARNSTEN FOUNDATION INC have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $249,907, expenses of $797,432 and total assets of $119,242 at year end.

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