Susan S and Kenneth L Wallach Foundation
Invitation OnlyPurchase, New York · EIN 13-7147899 · Private foundation
Grants paid (2025)$4M
Organizations funded46
Typical grant$10,000
Total assets$123.5M
Half of its grants to organizations were between $5,000 and $35,000.
From the return
How to apply
On its return for tax year 2025 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
28% of grants went outside New York.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Lincoln Center for the Performing Arts Inc | New York, NY | General support | $1,250,000 |
| Council on Foreign Relations Inc | New York, NY | General support | $1,000,000 |
| The Chamber Music Society of Lincoln Center | New York, NY | General support | $600,000 |
| The 92Nd Street Y | New York, NY | General support | $200,000 |
| Wnet | New York, NY | General support | $150,000 |
| American Museum of Natural History | New York, NY | General support | $145,000 |
| American Academy of Arts and Sciences | Cambridge, MA | General support | $75,000 |
| Mastervoices | New York, NY | General support | $75,000 |
| Martha's Vineyard Hospital Inc | Oak Bluffs, MA | General support | $50,000 |
| Pace University | Valhalla, NY | General support | $50,000 |
| Spence School | New York, NY | General support | $45,000 |
| Harvard University President & Fellows of Harvard College | Cambridge, MA | General support | $35,000 |
| New York Public Library | New York, NY | General support | $30,000 |
| Trustees of Columbia University in the City of New York | New York, NY | General support | $30,000 |
| Architectural Conservation Trust Act for Massachusetts Inc | Plymouth, MA | General support | $25,000 |
| Harvard University Radcliffe Institute for Advanced Study | Cambridge, MA | General support | $25,000 |
| St Hilda's and St Hugh's School | New York, NY | General support | $25,000 |
| Library Foundation of Los Angeles | Los Angeles, CA | General support | $15,000 |
| Deerfield Academy | Deerfield, MA | General support | $10,000 |
| Economic Group of New York | New York, NY | General support | $10,000 |
| Harvard University Harvard Law School Alumni Center | Cambridge, MA | General support | $10,000 |
| Louis August Jonas Foundation | Rhinebeck, NY | General support | $10,000 |
| Princeton Day School Inc | Princeton, NJ | General support | $10,000 |
| The Common Good Institute Inc | New York, NY | General support | $10,000 |
| The Recorder News Inc | Katonah, NY | General support | $10,000 |
| The Thirty Six East Sixty Second Street Foundation Inc | New York, NY | General support | $10,000 |
| Friends of Central Park East High School Incorporated | New York, NY | General support | $9,600 |
| Caramoor Center for Music and the Arts Inc | Katonah, NY | General support | $8,000 |
| 1898 Foundation Inc | Purchase, NY | General support | $5,000 |
| Central Synagogue | New York, NY | General support | $5,000 |
| Hotchkiss School | Lakeville, CT | General support | $5,000 |
| National Book Foundation | New York, NY | General support | $5,000 |
| New York Common Pantry | New York, NY | General support | $5,000 |
| Pro Publica Inc | New York, NY | General support | $5,000 |
| The Fortune Society Inc | Long Island City, NY | General support | $5,000 |
| Trevor Day School | New York, NY | General support | $5,000 |
| Aperture Foundation Inc | New York, NY | General support | $3,000 |
| Carnegie Hill Neighbors Inc | New York, NY | General support | $2,500 |
| Edgartown Yacht Club Foundation | Edgartown, MA | General support | $1,000 |
| Harvard University Harvard College Fund | Cambridge, MA | General support | $1,000 |
| Lewisboro Volunteer Ambulance Corps Inc | South Salem, NY | General support | $500 |
| Massachusetts Audubon Society Inc | Lincoln, MA | General support | $500 |
| South Salem Fire Department | South Salem, NY | General support | $500 |
| The Fund for Park Avenue | New York, NY | General support | $500 |
| Three Lakes Council Inc | South Salem, NY | General support | $500 |
| Westchester Land Trust | Bedford Hills, NY | General support | $500 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $3,973,100 | 46 |
| 2024 | $4,487,373 | 60 |
| 2023 | $3,933,800 | 54 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 6, 2026 - IRS e-file batch, object ID 202621269349100137
- IRS Tax Exempt Organization Search for EIN 13-7147899
- Profile updated Nov 6, 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.