Martin and Toni Sosnoff Foundation
Invitation OnlyPalm Beach, Florida · EIN 22-2231640 · Private foundation
Grants paid (2024)$2.2M
Organizations funded18
Typical grant$25,000
Total assets$9M
Half of its grants to organizations were between $15,000 and $250,000.
From the return
How to apply
On its return for tax year 2024 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
66% of grants went outside Florida.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Mount Sinai Health System | New York, NY | Charitable | $575,000 |
| Ndh Foundation | Rhinebeck, NY | Charitable | $400,000 |
| New York Philharmonic | New York, NY | Charitable | $334,000 |
| Bard College | Annandaleonhudson, NY | Charitable | $250,000 |
| Icahn School of Medicine at Mount Sinai | New York, NY | Charitable | $250,000 |
| Palm Beach Opera | West Palm Beach, FL | Charitable | $170,000 |
| Chamber Music Society of Palm Beach | West Palm Beach, FL | Charitable | $40,000 |
| Norton Museum of Art | West Palm Beach, FL | Charitable | $38,000 |
| Palm Beach Dramaworks | West Palm Beach, FL | Charitable | $30,000 |
| Aspca | New York, NY | Charitable | $25,000 |
| Kravis Center for the Performing Arts | West Palm Beach, FL | Charitable | $25,000 |
| Miami City Ballet | Miami Beach, FL | Charitable | $25,000 |
| The Eye Cancer Foundation | New York, NY | Charitable | $20,000 |
| Hofstra University | Hempstead, NY | Charitable | $15,000 |
| Alzheimer Drug Discoery Foundation | New York, NY | Charitable | $10,000 |
| Saint Ann's School | Brooklyn, NY | Charitable | $7,000 |
| Hopper Heritage Foundation | Madison, NC | Charitable | $1,500 |
| Dutchess County Volunteer Firefighters Association | Poughkeepsie, NY | Charitable | $150 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $2,215,650 | 18 |
| 2023 | $2,228,428 | 22 |
| 2022 | $6,500,000 | 22 |
Sources
- IRS Form 990-PF, tax year 2024, filed Apr 1, 2026 - IRS e-file batch, object ID 202630919349100013
- IRS Tax Exempt Organization Search for EIN 22-2231640
- Profile updated Nov 7, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.