Data / Foundation grants / Harold & Libby Ziff Foundation
Harold & Libby Ziff Foundation: 4 grants to organizations, $232,500 (tax year ended December 2025)
Harold & Libby Ziff Foundation, a private foundation in Carlsbad, CA, paid 4 grants to organizations totaling $232,500 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on March 31, 2026. The largest was $100,000 to Jewish Family and Children's Service Inc in San Francisco, CA for general support.
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- EIN
- 952383366
- Based in
- Carlsbad, CA
- Assets
- $3,603,667
- Grants paid
- $232,500
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed March 31, 2026, IRS object ID 202620909349100132. It reported $232,500 in grants paid; 4 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Jewish Family and Children's Service Inc | San Francisco, CA | General SUpport | $100,000 | apps.irs.gov | |
| The Center for Jewish Campus Life | Stanford, CA | General Support | Religion-related | $70,000 | apps.irs.gov |
| Ronald C Wornick Jewish Day School | Foster City, CA | General Support | $37,500 | apps.irs.gov | |
| Oshman Family Jewish Community Center | Palo Alto, CA | General Support | $25,000 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed July 2, 2025, IRS object ID 202511839349100781. It reported $86,960 in grants paid; 5 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Ronald C Wornick Jewish Day School | Foster City, CA | General Support | $37,500 | apps.irs.gov | |
| Jewish Family and Children's Service Inc | San Francisco, CA | General SUpport | $25,000 | apps.irs.gov | |
| Oshman Family Jewish Community Center | Palo Alto, CA | General Support | $21,600 | apps.irs.gov | |
| The Central Fund of Israel | Cedarhurst, NY | General Support | International, foreign affairs and national security | $2,500 | apps.irs.gov |
| Jewish Funders Network | New York, NY | General Support | Philanthropy, voluntarism and grantmaking foundations | $360 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Religion-related | $70,000 |
| International, foreign affairs and national security | $2,500 |
| Philanthropy, voluntarism and grantmaking foundations | $360 |
States funded
| Recipient state | Granted |
|---|---|
| California | $316,600 |
| New York | $2,860 |
Also on SpecStream
- Who funds religion-related in California
- Who funds international, foreign affairs and national security in New York
- Who funds philanthropy, voluntarism and grantmaking foundations in New York
Updated March 31, 2026. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.