Martin and Toni Sosnoff Foundation
Private foundation · Palm Beach, FL · EIN 22-2231640 · reported 2023–2025 · files as Martin & Toni Sosnoff Foundation
62grants reported
$25Kmedian award
$7,600lower quartile
$150smallest grant
$10.9Mtotal paid
5states reached
3years giving
This foundation funds faith-based organizations. 1 of its 62 reported grants went to churches, ministries or other religious organizations, $34K in total. That is what it paid, not what it says in a policy.
Gives every year. This foundation reported grants in 2023, 2024, 2025. A funder that shows up year after year is worth a letter even if this year is a no.
Where to write
260 Via Bellaria
Palm Beach, FL 33480-4901
Address as registered with the IRS. Most foundations this size have no website and no application form, which is not a dead end: a short letter to this address is the whole process, and almost nobody sends one.
Who they funded
| Recipient and stated purpose | Where | Amount |
|---|---|---|
| Bard College | Annandaleonhudson, NY | $4,350,000 |
| Mount Sinai Health System | New York, NY | $700,000 |
| Mount Sinai Health System | New York, NY | $575,000 |
| American Ballet Theatre | New York, NY | $500,000 |
| Mount Sinai Health System | New York, NY | $450,000 |
| Icahn School of Medicine at Mount Sinai | New York, NY | $425,000 |
| Ndh Foundation | Rhinebeck, NY | $400,000 |
| New York Philharmonic | New York, NY | $334,000 |
| New York Philharmonic | New York, NY | $333,000 |
| New York Philharmonic | New York, NY | $333,000 |
| The New York Eye & Ear Infirmary of Mount Sinai | New York, NY | $284,448 |
| Bard College | Annandaleonhudson, NY | $250,000 |
| Icahn School of Medicine at Mount Sinai | New York, NY | $250,000 |
| Bard College | Annandaleonhudson, NY | $250,000 |
| Boca Raton Regional Hospital Foundation | Boca Raton, FL | $200,000 |
| Palm Beach Opera | West Palm Beach, FL | $170,000 |
| Palm Beach Opera | West Palm Beach, FL | $163,400 |
| Palm Beach Opera | West Palm Beach, FL | $161,700 |
| Palm Beach Dramaworks | West Palm Beach, FL | $66,600 |
| Chamber Music Society of Palm Beach | West Palm Beach, FL | $54,644 |
| The New York Eye & Ear Infirmary of Mount Sinai | New York, NY | $50,000 |
| Palm Beach Dramaworks | West Palm Beach, FL | $45,000 |
| Chamber Music Society of Palm Beach | West Palm Beach, FL | $40,000 |
| Chamber Music Society of Palm Beach | West Palm Beach, FL | $40,000 |
| Norton Museum of Art | West Palm Beach, FL | $38,000 |
| New York Presbyterian | New York, NY | $34,000 |
| Palm Beach Dramaworks | West Palm Beach, FL | $30,000 |
| ASPCA | New York, NY | $25,000 |
| Kravis Center for the Performing Arts | West Palm Beach, FL | $25,000 |
| Miami City Ballet | Miami Beach, FL | $25,000 |
| Kravis Center for the Performing Arts | West Palm Beach, FL | $25,000 |
| Town of Palm Beach United Way | Palm Beach, FL | $25,000 |
| Kravis Center for the Performing Arts | West Palm Beach, FL | $25,000 |
| Miami City Ballet | Miami Beach, FL | $25,000 |
| Town of Palm Beach United Way | Palm Beach, FL | $25,000 |
| The Eye Cancer Foundation | New York, NY | $20,000 |
| The Eye Cancer Foundation | New York, NY | $20,000 |
| The Elf Cancer Foundation | Los Angeles, CA | $20,000 |
| Hofstra University | Hempstead, NY | $15,000 |
| Hofstra University | Hempstead, NY | $15,000 |
| Hofstra University | Hempstead, NY | $15,000 |
| ASPCA | New York, NY | $14,436 |
| Norton Museum of Art | West Palm Beach, FL | $13,500 |
| Norton Museum of Art | West Palm Beach, FL | $13,250 |
| Alzheimer Drug Discoery Foundation | New York, NY | $10,000 |
| Alzheimer Drug Discoery Foundation | New York, NY | $10,000 |
| Luzerne Music Center | Lake Luzerne, NY | $10,000 |
| Alzheimer Drug Discoery Foundation | New York, NY | $7,600 |
| Saint Ann's School | Brooklyn, NY | $7,000 |
| Saint Ann's School | Brooklyn, NY | $7,000 |
| Saint Ann's School | Brooklyn, NY | $7,000 |
| Palm Beach and Treasure Coast | Riviera Beach, FL | $2,500 |
| Hopper Heritage Foundation | Madison, NC | $1,500 |
| Georgetown Day School | Washington, DC | $1,500 |
| Georgetown Day School | Washington, DC | $1,500 |
| Alzheimer's Association | New York, NY | $1,000 |
| United Hospital Fund | New York, NY | $1,000 |
| Alzheimer's Association | New York, NY | $1,000 |
| Bcrf | New York, NY | $500 |
| Extraordinary Charities | West Palm Beach, FL | $500 |
Showing the 60 largest of 62 reported grants.
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