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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 81-3282378

RIVERSIDE STEM ACADEMY FOUNDATION

Tax-exempt · RIVERSIDE, CA 92507

Address and contacts

Address (IRS master file)
4466 MT VERNON AVE, RIVERSIDE, CA 92507-4864
In care of
% RSA FOUNDATION
Mailing address (990-N for 2023)
4466 Mount Vernon Avenue, Riverside CA 92507
Principal officer (990-N for 2023)
Joshua Zonker, 4466 Mount Vernon Avenue, Riverside CA 92507

California records

California keeps its own records of charities and corporations. Search them by EIN 81-3282378 or by the name RIVERSIDE STEM ACADEMY FOUNDATION.

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

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 June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025Not on file
2023June 30, 2024November 15, 2024990-N on file

File the 2025 990-N for RIVERSIDE STEM ACADEMY FOUNDATION

Due November 16, 2026 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
81-3282378
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2016
Accounting year ends
June
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B11)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2023
Officer: Joshua Zonker
June 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Melody Clark
June 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Melody Clark
June 30, 2022≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Melody Clark
June 30, 2020≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Sarah Simpson
June 30, 2019≤ $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 81-3282378).

Questions about RIVERSIDE STEM ACADEMY FOUNDATION

What is the EIN of RIVERSIDE STEM ACADEMY FOUNDATION?
The employer identification number (EIN) of RIVERSIDE STEM ACADEMY FOUNDATION is 81-3282378.
Is RIVERSIDE STEM ACADEMY FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2016.
Are donations to RIVERSIDE STEM ACADEMY FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does RIVERSIDE STEM ACADEMY FOUNDATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of RIVERSIDE STEM ACADEMY FOUNDATION due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did RIVERSIDE STEM ACADEMY FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-N for 2023 for the year ended June 30, 2024.
Who is the principal officer of RIVERSIDE STEM ACADEMY FOUNDATION?
The 990-N for 2023 names Joshua Zonker.

Other nonprofits in RIVERSIDE

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