Data / Foundation grants / O'Donnell Iselin Foundation Inc
O'Donnell Iselin Foundation Inc: 33 grants to organizations, $196,500 (tax year ended December 2025)
O'Donnell Iselin Foundation Inc, a private foundation in Valley Stream, NY, paid 33 grants to organizations totaling $196,500 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on May 7, 2026. The largest was $25,000 to New York Botanical Garden in Bronx, NY for for general purposes of recipient charities.
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- EIN
- 516016471
- Based in
- Valley Stream, NY
- Assets
- $4,783,656
- Grants paid
- $196,500
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed May 7, 2026, IRS object ID 202601279349100030. It reported $196,500 in grants paid; 33 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| New York Botanical Garden | Bronx, NY | For general purposes of recipient charities | Environment | $25,000 | apps.irs.gov |
| St Timothy's School | Stevenson, MD | For general purposes of recipient charities | $25,000 | apps.irs.gov | |
| Woods Hole Oceanographic Institute | Woods Hole, MA | For general purposes of recipient charities | $15,000 | apps.irs.gov | |
| Greenwich Land Trust Inc | Greenwich, CT | For general purposes of recipient charities | Environment | $10,000 | apps.irs.gov |
| Planned Parenthood of Greater New York | New York, NY | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| Planned Parenthood of Southern New England | New Haven, CT | For general purposes of recipient charities | Health care | $10,000 | apps.irs.gov |
| Spence Chapin | New York, NY | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| St Hilda's & St Hugh's School | New York, NY | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| The Montessori School | Wilton, CT | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| The Montessori School Endowment Fund | Wilton, CT | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| Aspca | New York, NY | For general purposes of recipient charities | $5,000 | apps.irs.gov | |
| Connecticut Food Bank | Wallingford, CT | For general purposes of recipient charities | $5,000 | apps.irs.gov | |
| North Country School Scholarship | Lake Placid, NY | For general purposes of recipient charities | $5,000 | apps.irs.gov | |
| Redding Land Trust | Redding, CT | For general purposes of recipient charities | Environment | $5,000 | apps.irs.gov |
| United Church of Rowayton | Norwalk, CT | For general purposes of recipient charities | $5,000 | apps.irs.gov | |
| Person To Person | Darien, CT | For general purposes of recipient charities | Philanthropy, voluntarism and grantmaking foundations | $3,000 | apps.irs.gov |
| All Hands and Hearts | Mattapoisett, MA | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| Americares Foundation | Stamford, CT | For general purposes of recipient charities | International, foreign affairs and national security | $2,500 | apps.irs.gov |
| Doctors Without Borders | New York, NY | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| Dorothy Day Hospitality House | Danbury, CT | For general purposes of recipient charities | Housing and shelter | $2,500 | apps.irs.gov |
| Kisma Preserve | Mt Desert, ME | For general purposes of recipient charities | Animal-related | $2,500 | apps.irs.gov |
| Lockwood-Mathews Manison Museum | Norwalk, CT | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| Mark Twain Library | West Redding, CT | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| St Bartholemew's Church | New York, NY | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| The Elephant Sanctuary | Hohenwald, TN | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| Connecticut Fund for the Environment | New Haven, CT | For general purposes of recipient charities | $2,000 | apps.irs.gov | |
| Kieve-Wavus Education Inc | Nobleboro, ME | For general purposes of recipient charities | Human services | $2,000 | apps.irs.gov |
| Stamford Hospital Foundation | Stamford, CT | For general purposes of recipient charities | $2,000 | apps.irs.gov | |
| Haystack Mountain School of Crafts | Deer Isle, ME | For general purposes of recipient charities | Education | $1,000 | apps.irs.gov |
| Museum of the City of New York | New York, NY | For general purposes of recipient charities | Arts, culture and humanities | $1,000 | apps.irs.gov |
| Rowayton Arts Center | Norwalk, CT | For general purposes of recipient charities | Arts, culture and humanities | $1,000 | apps.irs.gov |
| Salvation Army Greater New York Division | New York, NY | For general purposes of recipient charities | $1,000 | apps.irs.gov | |
| Woodlawn Conservancy | Bronx, NY | For general purposes of recipient charities | Arts, culture and humanities | $1,000 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed May 13, 2025, IRS object ID 202531339349100918. It reported $187,500 in grants paid; 30 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| New York Botanical Garden | Bronx, NY | For general purposes of recipient charities | Environment | $25,000 | apps.irs.gov |
| St Timothy's School | Stevenson, MD | For general purposes of recipient charities | $25,000 | apps.irs.gov | |
| Woods Hole Oceanographic Institute | Woods Hole, MA | For general purposes of recipient charities | $15,000 | apps.irs.gov | |
| Greenwich Land Trust Inc | Greenwich, CT | For general purposes of recipient charities | Environment | $10,000 | apps.irs.gov |
| Planned Parenthood of Greater New York | New York, NY | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| Planned Parenthood of Southern New England | New Haven, CT | For general purposes of recipient charities | Health care | $10,000 | apps.irs.gov |
| Spence Chapin | New York, NY | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| St Hilda's & St Hugh's School | New York, NY | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| The Montessori School | Wilton, CT | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| The Montessori School Endowment Fund | Wilton, CT | For general purposes of recipient charities | $10,000 | apps.irs.gov | |
| Connecticut Food Bank | Wallingford, CT | For general purposes of recipient charities | $5,000 | apps.irs.gov | |
| North Country School Scholarship | Lake Placid, NY | For general purposes of recipient charities | $5,000 | apps.irs.gov | |
| Redding Land Trust | Redding, CT | For general purposes of recipient charities | Environment | $5,000 | apps.irs.gov |
| United Church of Rowayton | Norwalk, CT | For general purposes of recipient charities | $5,000 | apps.irs.gov | |
| Person To Person | Darien, CT | For general purposes of recipient charities | Philanthropy, voluntarism and grantmaking foundations | $3,000 | apps.irs.gov |
| All Hands and Hearts | Mattapoisett, MA | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| Americares Foundation | Stamford, CT | For general purposes of recipient charities | International, foreign affairs and national security | $2,500 | apps.irs.gov |
| Aspca | New York, NY | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| Doctors Without Borders | New York, NY | For general purposes of recipient charitiesfor general purposes of recipient charities | $2,500 | apps.irs.gov | |
| Kisma Preserve | Mt Desert, ME | For general purposes of recipient charities | Animal-related | $2,500 | apps.irs.gov |
| Lockwood-Mathews Manison Museum | Norwalk, CT | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| Mark Twain Library | West Redding, CT | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| St Bartholemew's Church | New York, NY | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| The Elephant Sanctuary | Hohenwald, TN | For general purposes of recipient charities | $2,500 | apps.irs.gov | |
| Kieve-Wavus Education Inc | Nobleboro, ME | For general purposes of recipient charities | Human services | $2,000 | apps.irs.gov |
| Haystack Mountain School of Crafts | Deer Isle, ME | For general purposes of recipient charities | Education | $1,000 | apps.irs.gov |
| Museum of the City of New York | New York, NY | For general purposes of recipient charities | Arts, culture and humanities | $1,000 | apps.irs.gov |
| Rowayton Arts Center | Norwalk, CT | For general purposes of recipient charities | Arts, culture and humanities | $1,000 | apps.irs.gov |
| Salvation Army Greater New York Division | New York, NY | For general purposes of recipient charities | $1,000 | apps.irs.gov | |
| Woodlawn Conservancy | Bronx, NY | For general purposes of recipient charities | Arts, culture and humanities | $1,000 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Environment | $80,000 |
| Health care | $20,000 |
| Philanthropy, voluntarism and grantmaking foundations | $6,000 |
| Arts, culture and humanities | $6,000 |
| International, foreign affairs and national security | $5,000 |
| Animal-related | $5,000 |
| Human services | $4,000 |
| Housing and shelter | $2,500 |
States funded
| Recipient state | Granted |
|---|---|
| New York | $143,500 |
| Connecticut | $139,500 |
| Maryland | $50,000 |
| Massachusetts | $35,000 |
| Maine | $11,000 |
| Tennessee | $5,000 |
Also on SpecStream
- Who funds environment in New York
- Who funds environment in Connecticut
- Who funds health care in Connecticut
- Who funds philanthropy, voluntarism and grantmaking foundations in Connecticut
- Who funds international, foreign affairs and national security in Connecticut
- Who funds animal-related in Maine
Updated May 7, 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.