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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 25-1464224

MATHESIS PUBLICATIONS INC

Tax-exempt · SANTA MONICA, CA 90405

Financials

$76K$02023
Revenue Expenses · by fiscal year end
Financials of MATHESIS PUBLICATIONS INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2023990$76,190$0$76,190$1,218,257$0$1,218,257
Financial details: 990 for the year ended December 31, 2023

Revenue

Contributions, gifts and grants
$0
Program service revenue
$0
Investment income
$15,274
Royalties
$60,916
Other revenue
$60,916

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$0
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0

Balance sheet and other

Total assets, start of year
$830,579
Total assets, end of year
$1,218,257
Total liabilities, end of year
$0
Net assets, end of year
$1,218,257
Publicly traded securities
$1,076,985
Gross receipts
$76,190
Employees
0
Volunteers
1
Year formed
1980
State of legal domicile
NH

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 for the year ended December 31, 2023, highest compensation first.

NameTitleHours / weekCompensation
Ronald PolanskyPresident
Trustee or director, Key employee
20$0
Kelsey WardDirector
Trustee or director
0$0
Lisa SolomonDirector
Trustee or director
0$0
Alan PolanskyDirector
Trustee or director
0$0

Address and contacts

Address (IRS master file)
122 OCEAN PARK BOULEVARD, SANTA MONICA, CA 90405-3562
Mailing address (990-N for 2025)
122 Ocean Park Boulevard, Santa Monica CA 90405
Principal officer (990 for 2023)
Ronald Polansky, 122 Ocean Park Blvd, Unit 506, Santa Monica, CA 90405
Principal officer (990-N for 2025)
Ronald Polansky, 122 Ocean Park Boulevard, Santa Monica CA 90405
Signed the 990
Ronald Polansky, President
Phone
(412) 303-0200

California records

California keeps its own records of charities and corporations. Search them by EIN 25-1464224 or by the name MATHESIS PUBLICATIONS INC.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

Mission

Publishing the academic journal ANCIENT PHILOSOPHY and other scholarly materials connecting with ancient Greek and Roman philosophy and science

990 for the year ended December 31, 2023

Program accomplishments

  • The main mission of the organization is the publication of the scholarly journal ANCIENT PHILOSOPHY, which publishes research regarding ancient Greek and Roman philosophy and science. During 2020 two issues of the journal, as usual in the spring and the fall, were published.0

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. 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-N on file
2024December 31, 2024May 15, 2025990-N on file
2023December 31, 2023May 15, 2024990 on file

File the 2026 990-N for MATHESIS PUBLICATIONS INC

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
25-1464224
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1984
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Ronald Polansky
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Ronald Polansky
December 31, 2024≤ $50,000 receipts––e-Postcard
990December 2023$76,190$0$1,218,257XML
990December 2022$0$0$830,579IRS
990December 2021–––IRS
990December 2020–––IRS
990-N for 2011
Officer: Ronald Polansky
December 31, 2011≤ $50,000 receipts––e-Postcard

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 25-1464224).

Questions about MATHESIS PUBLICATIONS INC

What is the EIN of MATHESIS PUBLICATIONS INC?
The employer identification number (EIN) of MATHESIS PUBLICATIONS INC is 25-1464224.
Is MATHESIS PUBLICATIONS INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1984.
Are donations to MATHESIS PUBLICATIONS INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MATHESIS PUBLICATIONS INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MATHESIS PUBLICATIONS 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 MATHESIS PUBLICATIONS INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
Who is the principal officer of MATHESIS PUBLICATIONS INC?
The 990 for the year ended December 31, 2023 names Ronald Polansky.
Who are the officers and directors of MATHESIS PUBLICATIONS INC?
The 990 for the year ended December 31, 2023 lists 4 people; 0 received compensation from the organization.
How much revenue does MATHESIS PUBLICATIONS INC have?
On its 990 for the year ended December 31, 2023 it reported revenue of $76,190, expenses of $0 and total assets of $1,218,257 at year end.

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