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Grantmaking foundations in Riverhead, NY

14 grantmaking foundations in Riverhead, New York, ranked by recent giving reported to the IRS (about $10M combined).

Top foundations by giving

  1. Corey Foundation
    Riverhead, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $5.2M (2025)
  2. Central Suffolk Hospital Foundation
    Riverhead, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $2.5M (2024)
  3. Laurents Hatcher Foundation Inc
    Riverhead, NY
    $1.4M (2024)
  4. Roma M Karp Foundation Inc
    Riverhead, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $230K (2025)
  5. Lt Michael P Murphy Usn Memorial Scholarship Foundation
    Riverhead, NY · Community Improvement and Capacity Building
    $200K (2024)
  6. John Wesley Village II Inc
    Riverhead, NY · Housing and Shelter
    $180K (2025)
  7. Gwen L Kosinski Foundation Inc
    Riverhead, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $120K (2025)
  8. Gertrude and Leonard Mccombe Foundaiton
    Riverhead, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $85K (2025)
  9. Rotary International
    Riverhead, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $42K (2024)
  10. Ravenswood Charitable Foundation
    Riverhead, NY · Employment
    $40K (2025)
  11. Rotary District 7255 Foundation Inc
    Riverhead, NY · Recreation and Sports
    $37K (2025)
  12. North Fork Breast Health Coalition Inc
    Riverhead, NY · Health Care
    $20K (2024)
  13. Housing America Foundation
    Riverhead, NY · Housing and Shelter
    $20K (2024)
  14. Double C Family Foundation
    Riverhead, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $2K (2024)

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Causes in New York