Data / Foundation grants / The Stephen & Suzanne Weiss Foundation I
The Stephen & Suzanne Weiss Foundation I: 28 grants to organizations, $447,450 (tax year ended December 2025)
The Stephen & Suzanne Weiss Foundation I, a private foundation in Greenwich, CT, paid 28 grants to organizations totaling $447,450 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on May 11, 2026. The largest was $150,000 to Greenwich Country Day in Greenwich, CT for general.
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- EIN
- 133384021
- Based in
- Greenwich, CT
- Assets
- $20,098
- Grants paid
- $447,450
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed May 11, 2026, IRS object ID 202601319349104165. It reported $447,450 in grants paid; 28 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Greenwich Country Day | Greenwich, CT | General | $150,000 | apps.irs.gov | |
| Cornell University - President Micael Kotlikoff Discretionary Fund | Ithaca, NY | General | $50,000 | apps.irs.gov | |
| Weill Medical College - Cardiothoracic Surgeon Leonard Girardi | New York, NY | General | $50,000 | apps.irs.gov | |
| Weill Medical College - Dean Harrington Discretionary Fune | New York, NY | General | $50,000 | apps.irs.gov | |
| New York Presbyterian Fund - Plates for Pediatrics | New York, NY | General | $37,500 | apps.irs.gov | |
| Hospital for Special Surgery Foundation | New York, NY | General | $25,000 | apps.irs.gov | |
| Uja Federation | New York, NY | General | $20,000 | apps.irs.gov | |
| Breakthrough T1D | Hagerstown, MD | General | $17,500 | apps.irs.gov | |
| Jewish Community Relations Council of New York | New York, NY | General | Civil rights, social action and advocacy | $17,500 | apps.irs.gov |
| Deerfield Academy | Deerfield, MA | General | $5,000 | apps.irs.gov | |
| Jupiter Medical Center Foundation | Jupiter, FL | General | Philanthropy, voluntarism and grantmaking foundations | $5,000 | apps.irs.gov |
| Uja of Greenwich | Greenwich, CT | General | $5,000 | apps.irs.gov | |
| American Cancer Society | New York, NY | General | $3,000 | apps.irs.gov | |
| Edna W Runner Education Center | Jupiter, FL | General | $2,750 | apps.irs.gov | |
| Hillel at Cornell | Ithaca, NY | General | $2,000 | apps.irs.gov | |
| National Humanities Center | Research Triangle Park, NC | General | $2,000 | apps.irs.gov | |
| Greenwich Center for Hope & Renewal | Greenwich, CT | General | Human services | $1,000 | apps.irs.gov |
| Stanwich Congregational Church | Greenwich, CT | General | $1,000 | apps.irs.gov | |
| The Delta Delta Delta Foundation | Dallas, TX | General | Education | $1,000 | apps.irs.gov |
| Shatterproof | Norwalk, CT | General | $500 | apps.irs.gov | |
| The Middle Patent Rural Cemetery Association | Banksville, NY | General | $500 | apps.irs.gov | |
| The Alzheimer's Association | Chicago, IL | General | $250 | apps.irs.gov | |
| Weill Medical College - Phyillis & Harvey Klien MD Scholarship Fund | New York, NY | General | $250 | apps.irs.gov | |
| Greenwich Chaplaincy Service | Greenwich, CT | General | $200 | apps.irs.gov | |
| The Bowery Mission | New York, NY | General | $200 | apps.irs.gov | |
| Bridgeport Rescue Mission | Bridgeport, CT | General | Human services | $100 | apps.irs.gov |
| Greenwich Emergency Medical Services | Greenwich, CT | General | $100 | apps.irs.gov | |
| World Vision of Fairfield County | East Hartford, CT | General | $100 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed March 11, 2025, IRS object ID 202510709349100851. It reported $115,850 in grants paid; 19 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Greenwich Country Day | Greenwich, CT | General | $50,000 | apps.irs.gov | |
| Hospital for Special Surgery Foundation | New York, NY | General | $25,000 | apps.irs.gov | |
| Admirals Cove Foundation | Jupiter, FL | General | Philanthropy, voluntarism and grantmaking foundations | $16,000 | apps.irs.gov |
| Uja Federation | New York, NY | General | $10,000 | apps.irs.gov | |
| Deerfield Academy | Deerfield, MA | General | $5,000 | apps.irs.gov | |
| American Cancer Society | New York, NY | General | $3,000 | apps.irs.gov | |
| Greenwich Center for Hope & Renewal | Greenwich, CT | General | Human services | $1,000 | apps.irs.gov |
| Hillel at Cornell | Ithaca, NY | General | $1,000 | apps.irs.gov | |
| National Humanities Center | Research Triangle Park, NC | General | $1,000 | apps.irs.gov | |
| Stanwich Congregational Church | Greenwich, CT | General | $1,000 | apps.irs.gov | |
| Uja of Greenwich | Greenwich, CT | General | $1,000 | apps.irs.gov | |
| Shatterproof | Norwalk, CT | General | $500 | apps.irs.gov | |
| The Middle Patent Rural Cemetery Association | Banksville, NY | General | $500 | apps.irs.gov | |
| The Alzheimer's Association | Chicago, IL | General | $250 | apps.irs.gov | |
| The Bowery Mission | New York, NY | General | $200 | apps.irs.gov | |
| Bridgeport Rescue Mission | Bridgeport, CT | General | Human services | $100 | apps.irs.gov |
| Greenwich Chaplaincy Service | Greenwich, CT | General | $100 | apps.irs.gov | |
| Greenwich Emergency Medical Services | Greenwich, CT | General | $100 | apps.irs.gov | |
| World Vision of Fairfield County | East Hartford, CT | General | $100 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Philanthropy, voluntarism and grantmaking foundations | $21,000 |
| Civil rights, social action and advocacy | $17,500 |
| Human services | $2,200 |
| Education | $1,000 |
States funded
| Recipient state | Granted |
|---|---|
| New York | $295,650 |
| Connecticut | $211,900 |
| Florida | $23,750 |
| Maryland | $17,500 |
| Massachusetts | $10,000 |
| North Carolina | $3,000 |
| Texas | $1,000 |
| Illinois | $500 |
Also on SpecStream
- Who funds philanthropy, voluntarism and grantmaking foundations in Florida
- Who funds civil rights, social action and advocacy in New York
- Who funds human services in Connecticut
- Who funds education in Texas
Updated May 11, 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.