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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 93-4528861

BULGARIAN LION FOUNDATION

Tax-exempt · SAN FRANCISCO, CA 94133

Address and contacts

Address (IRS master file)
1510 GRANT AVE, SAN FRANCISCO, CA 94133-3345
In care of
% KONSTANTINA CHILINGIROVA
Mailing address (990-N for 2025)
1510 Grant Avenue, SAN FRANCISCO CA 94133
Principal officer (990-N for 2025)
Konstantina Chilingirova, 1510 Grant Avenue, SAN FRANCISCO CA 94133

California records

California keeps its own records of charities and corporations. Search them by EIN 93-4528861 or by the name BULGARIAN LION 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 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-N on file

File the 2026 990-N for BULGARIAN LION FOUNDATION

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

IRS record

EIN
93-4528861
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
2024
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Konstantina Chilingirova
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Konstantina Chilingirova
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Konstantina Chilingirova
December 31, 2023≤ $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 93-4528861).

Questions about BULGARIAN LION FOUNDATION

What is the EIN of BULGARIAN LION FOUNDATION?
The employer identification number (EIN) of BULGARIAN LION FOUNDATION is 93-4528861.
Is BULGARIAN LION FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2024.
Are donations to BULGARIAN LION FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does BULGARIAN LION FOUNDATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of BULGARIAN LION 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 BULGARIAN LION FOUNDATION 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 BULGARIAN LION FOUNDATION?
The 990-N for 2025 names Konstantina Chilingirova.

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