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Grantmaking foundations in Water Mill, NY

6 grantmaking foundations in Water Mill, New York, ranked by recent giving reported to the IRS (about $1M combined).

Top foundations by giving

  1. Janet and Robert W Postma Foundation
    Water Mill, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $470K (2025)
  2. Enstine Family Foundation Inc
    Water Mill, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $250K (2025)
  3. Meoh Foundation Inc
    Water Mill, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $130K (2025)
  4. The Vija Celmins Foundation Inc
    Water Mill, NY · Arts, Culture and Humanities
    $85K (2024)
  5. Edward T Habermann and Susan B Koehn Foundation
    Water Mill, NY · Philanthropy, Voluntarism and Grantmaking Foundations
    $63K (2025)
  6. Kenneth S Davidson Family Foundation
    Water Mill, NY
    $47K (2022)

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