Nonprofit · EIN 47-5537866
10129 FOUNDATION
Tax-exempt · SAN FRANCISCO, CA 94102
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $31,760 | $140,198 | -$108,438 | $844,067 | $0 | $844,067 |
| December 31, 2024 | 990-PF | $42,712 | $111,956 | -$69,244 | $952,505 | $0 | $952,505 |
| December 31, 2023 | 990-PF | $17,449 | $110,500 | -$93,051 | $1,021,749 | $0 | $1,021,749 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $500
- Dividends
- $31,256
- Interest
- $4
Expenses
- Grants and similar amounts paid
- $137,625
- Compensation of officers, directors and key employees
- $0
- Disbursements for charitable purposes
- $139,832
- Excise tax on investment income
- $429
Balance sheet and other
- Total assets, start of year
- $952,505
- Total assets, end of year
- $844,067
- Total liabilities, end of year
- $0
- Net assets, end of year
- $844,067
- Fair market value of assets
- $844,067
- Qualifying distributions
- $139,832
- Net investment income
- $31,260
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, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| JOY OU 988 MARKET STREET SUITE 200, SAN FRANCISCO, CA 94102 | CEO | 1 | $0 |
| CHARLES THOMPSON 988 MARKET STREET SUITE 200, SAN FRANCISCO, CA 94102 | SECRETARY | 1 | $0 |
| YVONNE HO 988 MARKET STREET SUITE 200, SAN FRANCISCO, CA 94102 | CFO | 1 | $0 |
990-PF for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| JOY OU 988 MARKET STREET SUITE 400, SAN FRANCISCO, CA 94102 | CEO | 1 | $0 |
| CHARLES THOMPSON 988 MARKET STREET SUITE 400, SAN FRANCISCO, CA 94102 | SECRETARY | 1 | $0 |
| YVONNE HO 988 MARKET STREET SUITE 400, SAN FRANCISCO, CA 94102 | CFO | 1 | $0 |
990-PF for the year ended December 31, 2023: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| JOY OU 988 MARKET STREET SUITE 400, SAN FRANCISCO, CA 94102 | CEO | 1 | $0 |
| CHARLES THOMPSON 988 MARKET STREET SUITE 400, SAN FRANCISCO, CA 94102 | SECRETARY | 1 | $0 |
| YVONNE HO 988 MARKET STREET SUITE 400, SAN FRANCISCO, CA 94102 | CFO | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 988 MARKET ST STE 200, SAN FRANCISCO, CA 94102-4003
- In care of
- % GROUP I
- Signed the 990-PF
- JOY OU, CEO
- Phone
- (415) 394-7027
- Return prepared by
- CBIZ ADVISORS LLC
California records
California keeps its own records of charities and corporations. Search them by EIN 47-5537866 or by the name 10129 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-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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-PF on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-PF on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-PF on file |
IRS record
- EIN
- 47-5537866
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Private non-operating foundation
- Donations deductible (Pub 78)
- Private foundation, 30% limit
- Exempt since
- 2016
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T20)
- Assets (IRS master file)
- $844,067
- Income (IRS master file)
- $31,760
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $31,760 | $140,198 | $844,067 | XML |
| 990-PF | December 2024 | $42,712 | $111,956 | $952,505 | IRS |
| 990-PF | December 2023 | $17,449 | $110,500 | $1,021,749 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
| 990-PF | December 2021 | – | – | – | IRS |
| 990-PF | December 2020 | – | – | – | IRS |
| 990-PF | December 2018 | – | – | – | 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 47-5537866).
Questions about 10129 FOUNDATION
- What is the EIN of 10129 FOUNDATION?
- The employer identification number (EIN) of 10129 FOUNDATION is 47-5537866.
- Is 10129 FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2016.
- Are donations to 10129 FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does 10129 FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of 10129 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 10129 FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990-PF for the year ended December 2025.
- Who are the officers and directors of 10129 FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does 10129 FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $31,760, expenses of $140,198 and total assets of $844,067 at year end.
Other nonprofits in SAN FRANCISCO
- SERGEY BRIN FAMILY FOUNDATION EIN 47-2107200 · last filed 990-PF for 2024
- JEWISH COMMUNITY FEDERATION OF S F MARIN PENINSULA & SONOMA COUNTIES EIN 94-1156533 · last filed 990 for 2025
- MAXWELL HANRAHAN FOUNDATION EIN 83-2118884 · last filed 990-PF for 2024
- TIDES FOUNDATION EIN 51-0198509 · last filed 990 for 2024
- SAN FRANCISCO FOUNDATION EIN 01-0679337 · last filed 990 for 2025
- JAMES IRVINE FOUNDATION EIN 94-1236937 · last filed 990-PF for 2024
- UNITED STATES ENERGY FOUNDATION EIN 83-1740146 · last filed 990 for 2024
- GIVE FORWARD FOUNDATION EIN 82-3785197 · last filed 990-PF for 2024
All nonprofits in SAN FRANCISCO · California · Philanthropy, voluntarism and grantmaking foundations