Data / Foundation grants / Martin & Toni Sosnoff Foundation
Martin & Toni Sosnoff Foundation: 18 grants to organizations, $2.2 million (tax year ended November 2025)
Martin & Toni Sosnoff Foundation, a private foundation in Palm Beach, FL, paid 18 grants to organizations totaling $2,215,650 in its tax year ended November 2025, according to its Form 990-PF filed with the IRS on April 1, 2026. The largest was $575,000 to Mount Sinai Health System in New York, NY for charitable.
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- EIN
- 222231640
- Based in
- Palm Beach, FL
- Assets
- $8,993,534
- Grants paid
- $2,215,650
- Tax year ended
- November 2025
Grants paid, tax year ended November 2025
From the Form 990-PF filed April 1, 2026, IRS object ID 202630919349100013. It reported $2,215,650 in grants paid; 18 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Mount Sinai Health System | New York, NY | Charitable | $575,000 | apps.irs.gov | |
| NDH Foundation | Rhinebeck, NY | Charitable | Health care | $400,000 | apps.irs.gov |
| New York Philharmonic | New York, NY | Charitable | $334,000 | apps.irs.gov | |
| Bard College | Annandaleonhudson, NY | Charitable | Education | $250,000 | apps.irs.gov |
| Icahn School of Medicine at Mount Sinai | New York, NY | Charitable | Education | $250,000 | apps.irs.gov |
| Palm Beach Opera | West Palm Beach, FL | Charitable | $170,000 | apps.irs.gov | |
| Chamber Music Society of Palm Beach | West Palm Beach, FL | Charitable | $40,000 | apps.irs.gov | |
| Norton Museum of Art | West Palm Beach, FL | Charitable | Arts, culture and humanities | $38,000 | apps.irs.gov |
| Palm Beach Dramaworks | West Palm Beach, FL | Charitable | Arts, culture and humanities | $30,000 | apps.irs.gov |
| Aspca | New York, NY | Charitable | $25,000 | apps.irs.gov | |
| Kravis Center for the Performing Arts | West Palm Beach, FL | Charitable | $25,000 | apps.irs.gov | |
| Miami City Ballet | Miami Beach, FL | Charitable | Arts, culture and humanities | $25,000 | apps.irs.gov |
| The Eye Cancer Foundation | New York, NY | Charitable | Diseases, disorders and medical disciplines | $20,000 | apps.irs.gov |
| Hofstra University | Hempstead, NY | Charitable | Education | $15,000 | apps.irs.gov |
| Alzheimer Drug Discoery Foundation | New York, NY | Charitable | $10,000 | apps.irs.gov | |
| Saint Ann's School | Brooklyn, NY | Charitable | $7,000 | apps.irs.gov | |
| Hopper Heritage Foundation | Madison, NC | Charitable | Arts, culture and humanities | $1,500 | apps.irs.gov |
| Dutchess County Volunteer Firefighters Association | Poughkeepsie, NY | Charitable | $150 | apps.irs.gov |
Grants paid, tax year ended November 2024
From the Form 990-PF filed April 12, 2025, IRS object ID 202501029349100715. It reported $2,228,428 in grants paid; 22 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Mount Sinai Health System | New York, NY | Charitable | $700,000 | apps.irs.gov | |
| New York Philharmonic | New York, NY | Charitable | $333,000 | apps.irs.gov | |
| The New York Eye & Ear Infirmary of Mount Sinai | New York, NY | Charitable | $284,448 | apps.irs.gov | |
| Bard College | Annandaleonhudson, NY | Charitable | Education | $250,000 | apps.irs.gov |
| Boca Raton Regional Hospital Foundation | Boca Raton, FL | Charitable | Community improvement and capacity building | $200,000 | apps.irs.gov |
| Palm Beach Opera | West Palm Beach, FL | Charitable | $161,700 | apps.irs.gov | |
| Palm Beach Dramaworks | West Palm Beach, FL | Charitable | Arts, culture and humanities | $66,600 | apps.irs.gov |
| Chamber Music Society of Palm Beach | West Palm Beach, FL | Charitable | $54,644 | apps.irs.gov | |
| Kravis Center for the Performing Arts | West Palm Beach, FL | Charitable | $25,000 | apps.irs.gov | |
| Miami City Ballet | Miami Beach, FL | Charitable | Arts, culture and humanities | $25,000 | apps.irs.gov |
| Town of Palm Beach United Way | Palm Beach, FL | Charitable | Philanthropy, voluntarism and grantmaking foundations | $25,000 | apps.irs.gov |
| The Elf Cancer Foundation | Los Angeles, CA | Charitable | $20,000 | apps.irs.gov | |
| The Eye Cancer Foundation | New York, NY | Charitable | Diseases, disorders and medical disciplines | $20,000 | apps.irs.gov |
| Hofstra University | Hempstead, NY | Charitable | Education | $15,000 | apps.irs.gov |
| Aspca | New York, NY | Charitable | $14,436 | apps.irs.gov | |
| Norton Museum of Art | West Palm Beach, FL | Charitable | Arts, culture and humanities | $13,500 | apps.irs.gov |
| Alzheimer Drug Discoery Foundation | New York, NY | Charitable | $7,600 | apps.irs.gov | |
| Saint Ann's School | Brooklyn, NY | Charitable | $7,000 | apps.irs.gov | |
| Palm Beach and Treasure Coast | Riviera Beach, FL | Charitable | $2,500 | apps.irs.gov | |
| Georgetown Day School | Washington, DC | Charitable | Education | $1,500 | apps.irs.gov |
| Alzheimer's Association | New York, NY | Charitable | $1,000 | apps.irs.gov | |
| Extraordinary Charities | West Palm Beach, FL | Charitable | $500 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Education | $781,500 |
| Health care | $400,000 |
| Community improvement and capacity building | $200,000 |
| Arts, culture and humanities | $199,600 |
| Diseases, disorders and medical disciplines | $40,000 |
| Philanthropy, voluntarism and grantmaking foundations | $25,000 |
States funded
| Recipient state | Granted |
|---|---|
| New York | $3,518,634 |
| Florida | $902,444 |
| California | $20,000 |
| North Carolina | $1,500 |
| District of Columbia | $1,500 |
Also on SpecStream
- Who funds education in New York
- Who funds health care in New York
- Who funds community improvement and capacity building in Florida
- Who funds arts, culture and humanities in Florida
- Who funds diseases, disorders and medical disciplines in New York
- Who funds philanthropy, voluntarism and grantmaking foundations in Florida
Updated April 1, 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.