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Nonprofit · EIN 84-2791816

ENTROPY SOFTWARE FOUNDATION INC

Tax-exempt · WOODBURY, NY 11797

Financials

$1.1M$1.3M2023$1.4M$1.3M2024
Revenue Expenses · by fiscal year end
Financials of ENTROPY SOFTWARE FOUNDATION INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2024990-PF$1,350,000$1,337,111$12,889$32,887$393$32,494
December 31, 2023990-PF$1,150,000$1,329,524-$179,524$25,309$5,704$19,605
Financial details: 990-PF for the year ended December 31, 2024

Revenue

Contributions, gifts and grants
$1,350,000

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$333,500
Salaries, compensation and benefits (total)
$642,727
Disbursements for charitable purposes
$1,336,520

Balance sheet and other

Total assets, start of year
$25,309
Total assets, end of year
$32,887
Total liabilities, end of year
$393
Net assets, end of year
$32,494
Fair market value of assets
$32,887
Qualifying distributions
$1,336,520

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, 2024, highest compensation first.

NameTitleHours / weekCompensation
MARSHALL P CLINE
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
Director4$333,500
COSTIN IANCU
C/O ENTROPY 1000 WOODBURY RD 102, WOODBURY, NY 11797
EMPLOYEE
Highest-paid employee
40$322,620
MUSTAFA THAMER
C/O ENTROPY, WOODBURY, NY 11797
EMPLOYEE
Highest-paid employee
40$320,107
MICHAEL ANTONOV
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
President4$0
MATT SHLOSBERG
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
Secretary4$0
BILL PUGH
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
Director4$0
ROSS TATE
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
Director4$0
990-PF for the year ended December 31, 2023: 7 people
NameTitleHours / weekCompensation
MARSHALL P CLINE
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
Director4$348,629
MUSTAFA THAMER
C/O ENTROPY, WOODBURY, NY 11797
EMPLOYEE
Highest-paid employee
40$333,932
COSTIN IANCU
C/O ENTROPY 1000 WOODBURY RD 102, WOODBURY, NY 11797
EMPLOYEE
Highest-paid employee
40$311,553
MICHAEL ANTONOV
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
President4$0
MATT SHLOSBERG
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
Secretary4$0
BILL PUGH
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
Director4$0
ROSS TATE
1000 WOODBURY RD STE 102, WOODBURY, NY 11797
Director4$0

Address and contacts

Address (IRS master file)
1000 WOODBURY RD, WOODBURY, NY 11797-2500
Signed the 990-PF
MICHAEL ANTONOV, President
Phone
(516) 541-0022
Return prepared by
Perlson 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, 2026Not on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
84-2791816
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Private operating foundation
Donations deductible (Pub 78)
Private operating foundation, 50% limit
Exempt since
2021
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$32,887
Income (IRS master file)
$1,350,000

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2024$1,350,000$1,337,111$32,887IRS
990-PFDecember 2023$1,150,000$1,329,524$25,309XML
990-PFDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-PFDecember 2020–––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 84-2791816).

Questions about ENTROPY SOFTWARE FOUNDATION INC

What is the EIN of ENTROPY SOFTWARE FOUNDATION INC?
The employer identification number (EIN) of ENTROPY SOFTWARE FOUNDATION INC is 84-2791816.
Is ENTROPY SOFTWARE FOUNDATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2021.
Are donations to ENTROPY SOFTWARE FOUNDATION INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Private operating foundation, 50% limit).
Which annual return does ENTROPY SOFTWARE FOUNDATION INC file?
Form 990-PF. Private foundations file every year.
When is the next return of ENTROPY SOFTWARE FOUNDATION INC due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did ENTROPY SOFTWARE FOUNDATION INC last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2024.
Who are the officers and directors of ENTROPY SOFTWARE FOUNDATION INC?
The 990-PF for the year ended December 31, 2024 lists 7 people; 3 received compensation from the organization, the highest $333,500 (MARSHALL P CLINE, Director).
How much revenue does ENTROPY SOFTWARE FOUNDATION INC have?
On its 990-PF for the year ended December 31, 2024 it reported revenue of $1,350,000, expenses of $1,337,111 and total assets of $32,887 at year end.

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