Data / Foundation grants / The Derfner Foundation
The Derfner Foundation: 60 grants to organizations, $7.1 million (tax year ended December 2024)
The Derfner Foundation, a private foundation in New York, NY, paid 60 grants to organizations totaling $7,143,000 in its tax year ended December 2024, according to its Form 990-PF filed with the IRS on November 10, 2025. The largest was $1,500,000 to Mount Sinai Dept of Surgery in New York, NY for unrestricted use.
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- EIN
- 133661341
- Based in
- New York, NY
- Assets
- $217,981,344
- Grants paid
- $7,143,000
- Tax year ended
- December 2024
Grants paid, tax year ended December 2024
From the Form 990-PF filed November 10, 2025, IRS object ID 202543149349102444. It reported $7,143,000 in grants paid; 60 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Mount Sinai Dept of Surgery | New York, NY | Unrestricted use | $1,500,000 | apps.irs.gov | |
| Hebrew Home for the Aged | Riverdale, NY | Unrestricted use | Health care | $1,000,000 | apps.irs.gov |
| Hospital for Special Surgery | New York, NY | Unrestricted use | $1,000,000 | apps.irs.gov | |
| Southampton Hospital Foundation | Southampton, NY | Unretricted use | Health care | $550,000 | apps.irs.gov |
| Green 4 Kids | North Hollywood, CA | Unrestricted use | Philanthropy, voluntarism and grantmaking foundations | $500,000 | apps.irs.gov |
| Baby2baby | Los Angeles, CA | Unrestricted use | $250,000 | apps.irs.gov | |
| Kessler Foundation | East Hanover, NJ | Unrestricted use | Human services | $250,000 | apps.irs.gov |
| Red Autismo Foundation | San Diego, CA | Unrestricted use | Health care | $150,000 | apps.irs.gov |
| American Museum of Natural History | New York, NY | Unrestricted use | Arts, culture and humanities | $100,000 | apps.irs.gov |
| Basser Research Center for Brca | Philadelphia, PA | Unrestricted use | $100,000 | apps.irs.gov | |
| Foundation for Gender Specific Medicine Inc | New York, NY | Unrestricted use | Medical research | $100,000 | apps.irs.gov |
| Metropolitan Council On Jewish Poverty | New York, NY | Unrestricted use | $100,000 | apps.irs.gov | |
| Museum of Jewish Heritage | New York, NY | Unrestricted use | $100,000 | apps.irs.gov | |
| Uja Federation of Ny | New York, NY | Unrestricted use | $100,000 | apps.irs.gov | |
| Children's Hospital Los Angeles | Los Angeles, CA | Unrestricted use | $75,000 | apps.irs.gov | |
| Multiple Myeloma Research FDN | Norwalk, CT | Unrestricted use | Diseases, disorders and medical disciplines | $75,000 | apps.irs.gov |
| 92ND Street Lexington Ave Y | New York, NY | Unrestricted use | $50,000 | apps.irs.gov | |
| Bicol Clinic Foundation Inc | Boca Raton, FL | Unrestricted use | Health care | $50,000 | apps.irs.gov |
| Brentwood School | Los Angeles, CA | Unrestricted use | Education | $50,000 | apps.irs.gov |
| Crohn's Colitis Foundation of America | New York, NY | Unrestricted use | $50,000 | apps.irs.gov | |
| Hearing Health Foundation | New York, NY | Unrestricted use | Medical research | $50,000 | apps.irs.gov |
| Jewish Center of the Hamptons | East Hampton, NY | Unrestricted use | Religion-related | $50,000 | apps.irs.gov |
| Laurence School | Van Nuys, CA | Unrestricted use | Education | $50,000 | apps.irs.gov |
| Memorial Sloan Kettering Cancer Center | New York, NY | Unrestricted use | $50,000 | apps.irs.gov | |
| Nica Photo | Norwalk, CT | Unrestricted use | $50,000 | apps.irs.gov | |
| Riverdale Ymhaywha | Riverdale, NY | Unrestricted use | $50,000 | apps.irs.gov | |
| Travis Mills Foundation | Hallowell, ME | Unrestricted use | $50,000 | apps.irs.gov | |
| Wayfinder Family Services | Los Angeles, CA | Unrestricted use | Human services | $50,000 | apps.irs.gov |
| The American Hospital of Paris Foundation | New York, NY | Unrestricted use | $45,000 | apps.irs.gov | |
| Children's Tumor Foundation | New York, NY | Unrestricted use | $30,000 | apps.irs.gov | |
| City Meals On Wheels | New York, NY | Unrestricted use | $30,000 | apps.irs.gov | |
| Mazon A Jewish Response for Hunger | Los Angeles, CA | Unrestricted use | $30,000 | apps.irs.gov | |
| Ahrc Nyc Foundation Inc | New York, NY | Unrestricted use | $25,000 | apps.irs.gov | |
| Ideal School of Manhattan | New York, NY | Unrestricted use | Education | $25,000 | apps.irs.gov |
| Institute for Educational Achievement | New Milford, NJ | Unrestricted use | Education | $25,000 | apps.irs.gov |
| International Community Foundation | National City, CA | Unrestricted use | Philanthropy, voluntarism and grantmaking foundations | $25,000 | apps.irs.gov |
| Melanoma Research Alliance | Washington, DC | Unrestricted use | $25,000 | apps.irs.gov | |
| Save the Children | Fairfield, CT | Unrestricted use | $25,000 | apps.irs.gov | |
| Stockbridge Bowl Association | Stockbridge, MA | Unrestricted use | $25,000 | apps.irs.gov | |
| Wilshire Boulevard Temple | Los Angeles, CA | Unrestricted use | Religion-related | $25,000 | apps.irs.gov |
| Yivo Institute | New York, NY | Unrestricted use | $25,000 | apps.irs.gov | |
| Caron Treatment Centers | Wernersville, PA | Unrestricted use | $20,000 | apps.irs.gov | |
| Minds Over Matter of Ny Inc | New York, NY | Unrestricted use | $20,000 | apps.irs.gov | |
| Parrish Art Museum | Water Mill, NY | Unrestricted use | Arts, culture and humanities | $20,000 | apps.irs.gov |
| American Friends of Beit Ruth | New York, NY | Unrestricted use | $15,000 | apps.irs.gov | |
| Boston Children's Hospital | Boston, MA | Unrestricted use | $15,000 | apps.irs.gov | |
| Circle of Generosity | New York, NY | Unrestricted use | $15,000 | apps.irs.gov | |
| Doctors Without Borders | New York, NY | Unrestricted use | $15,000 | apps.irs.gov | |
| North American Conference On Ethiopian Jewry | New York, NY | Unrestricted use | Religion-related | $15,000 | apps.irs.gov |
| Speak Up for Kids | West Palm Beach, FL | Unrestricted use | $15,000 | apps.irs.gov | |
| Special Olympics Inc | Washington, DC | Unrestricted use | Recreation and sports | $15,000 | apps.irs.gov |
| Childrens Hospital Philadelphia | Philadelphia, PA | Unrestricted use | Health care | $10,000 | apps.irs.gov |
| Elih Foundation | Greenport, NY | Unrestricted use | $10,000 | apps.irs.gov | |
| Riverdale Country School | Bronx, NY | Unrestricted use | Education | $10,000 | apps.irs.gov |
| Southampton History Museum | Southampton, NY | Unrestricted use | $10,000 | apps.irs.gov | |
| Southampton Village Pba | Speonk, NY | Unrestricted use | $10,000 | apps.irs.gov | |
| The Jewish Food Society | New York, NY | Unrestricted use | Arts, culture and humanities | $10,000 | apps.irs.gov |
| Southampton Arts Center | Southampton, NY | Unrestricted use | $5,000 | apps.irs.gov | |
| Friends of Portola | Tarzana, CA | Unrestricted use | Education | $1,500 | apps.irs.gov |
| Kahillah Chen V'chesed | Encino, CA | Unrestricted use | $1,500 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Health care | $1,760,000 |
| Philanthropy, voluntarism and grantmaking foundations | $525,000 |
| Human services | $300,000 |
| Education | $161,500 |
| Medical research | $150,000 |
| Arts, culture and humanities | $130,000 |
| Religion-related | $90,000 |
| Diseases, disorders and medical disciplines | $75,000 |
States funded
| Recipient state | Granted |
|---|---|
| New York | $5,185,000 |
| California | $1,208,000 |
| New Jersey | $275,000 |
| Connecticut | $150,000 |
| Pennsylvania | $130,000 |
| Florida | $65,000 |
| Maine | $50,000 |
| District of Columbia | $40,000 |
Also on SpecStream
- Who funds health care in New York
- Who funds philanthropy, voluntarism and grantmaking foundations in California
- Who funds human services in New Jersey
- Who funds health care in California
- Who funds medical research in New York
- Who funds arts, culture and humanities in New York
Updated November 10, 2025. 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.