Nonprofit · EIN 33-4198171
GUT MICROBIOME FOUNDATION
Tax-exempt · SANTA MONICA, CA 90401
Address and contacts
- Address (IRS master file)
- 631 WILSHIRE BLVD STE 2A, SANTA MONICA, CA 90401-1513
California records
California keeps its own records of charities and corporations. Search them by EIN 33-4198171 or by the name GUT MICROBIOME FOUNDATION.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | Check at the IRS |
| 2024 | December 31, 2024 | May 15, 2025 | Check at the IRS |
| 2023 | December 31, 2023 | May 15, 2024 | Check at the IRS |
IRS record
- EIN
- 33-4198171
- 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
- 2026
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Voluntary health associations and medical disciplines (G70)
Filing history
No e-filed return or e-Postcard in the IRS public files.
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 33-4198171).
Questions about GUT MICROBIOME FOUNDATION
- What is the EIN of GUT MICROBIOME FOUNDATION?
- The employer identification number (EIN) of GUT MICROBIOME FOUNDATION is 33-4198171.
- Is GUT MICROBIOME FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2026.
- Are donations to GUT MICROBIOME FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does GUT MICROBIOME FOUNDATION file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of GUT MICROBIOME 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 GUT MICROBIOME FOUNDATION last file with the IRS?
- There is no e-filed return or e-Postcard for it in the IRS public files.
Other nonprofits in SANTA MONICA
- CREATE CURES FOUNDATION EIN 47-2793776 · last filed 990 for 2024
- MYALGIC ENCEPHALOMYELITIS ACTION NETWORK INC EIN 47-4011296 · last filed 990 for 2025
- CHARLIE FOUNDATION FOR KETOGENIC THERAPIES EIN 27-3778357 · last filed 990 for 2025
- UNITED CANCER FRONT EIN 95-4865948 · last filed 990-PF for 2025
- ADVOCATES FOR BREAST CANCER INC EIN 27-2270469 · last filed 990-N for 2025
- AUTISM UNITES INC EIN 51-0633357 · last filed 990-N for 2025
- GUT IT OUT FOUNDATION INC EIN 82-3604444 · last filed 990-N for 2025
- NOONETIME CHARITIES INC EIN 45-2744378 · last filed 990-N for 2025
All nonprofits in SANTA MONICA · California · Voluntary health associations and medical disciplines