Nonprofits in Water Mill, New York

Nonprofits in Water Mill, New York. Browse 38 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. American Friends of Castro Projects Inc

    EIN 331702648 · Headquarters: Water Mill, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Committee for a Green South Fork

    EIN 261440960 · Headquarters: Water Mill, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. East End Special Players Inc

    EIN 113048109 · Headquarters: WATER MILL, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Enstine Family Foundation Inc

    EIN 471957885 · Headquarters: WATER MILL, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  5. Flying Point Foundation for Autism

    EIN 263806780 · Headquarters: WATER MILL, NY, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Francescos Foundation Action Allian Ce Inc

    EIN 394573376 · Headquarters: WATER MILL, NY, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Francescos Foundation Incorporated

    EIN 384240977 · Headquarters: Water Mill, NY, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Fraternal Order of Police - Police Surgeon's Lodge No 3

    EIN 113390068 · Headquarters: WATER MILL, NY, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Fredman Family Foundation Inc

    EIN 271430745 · Headquarters: WATER MILL, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  10. Friends of Eeric Foundation

    EIN 680646343 · Headquarters: WATER MILL, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  11. Golden Family Foundation

    EIN 133438614 · Headquarters: WATER MILL, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  12. Hampton Velo Corp

    EIN 113619967 · Headquarters: water mill, NY, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  13. Hamptons Community Outreach Inc

    EIN 872762513 · Headquarters: Water Mill, NY, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Iloveukraine Corp

    EIN 881141457 · Headquarters: Water Mill, NY, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Janet & Robert W Postma Foundation

    EIN 853636639 · Headquarters: Water Mill, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  16. Jc for Jd

    EIN 562392947 · Headquarters: WATER MILL, NY, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Kenneth S Davidson Family Foundation

    EIN 133367889 · Headquarters: WATER MILL, NY, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  18. Mecox Bay Conservancy Inc

    EIN 990659129 · Headquarters: WATER MILL, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. South Fork Craftsmens Guild

    EIN 113251383 · Headquarters: Water Mill, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. South Fork Lacrosse Booster Club Inc

    EIN 833792818 · Headquarters: Water Mill, NY, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  21. Southampton Little League Inc

    EIN 113284193 · Headquarters: WATER MILL, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Southampton Trail Preservation Society Ltd

    EIN 112971458 · Headquarters: Water Mill, NY, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Special Services East End Network Inc

    EIN 842866739 · Headquarters: Water Mill, NY, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  24. Terranova Inc

    EIN 311607784 · Headquarters: WATER MILL, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  25. The Edward T Habermann & Susan B Koehn Foundation

    EIN 912170805 · Headquarters: WATER MILL, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  26. The Farbman Family Foundation

    EIN 134008937 · Headquarters: WATER MILL, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  27. The Jewish Cemetery Association of Sag Harbor

    EIN 113425968 · Headquarters: WATER MILL, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. The Meoh Foundation Inc

    EIN 922943939 · Headquarters: WATER MILL, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  29. The Parrish Art Museum Inc

    EIN 111782495 · Headquarters: WATER MILL, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Vajravarahi Buddhist Meditation Center

    EIN 202204609 · Headquarters: WATER MILL, NY, USA · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  31. Voting Defense Action C/o Carter Burden

    EIN 830791276 · Headquarters: WATER MILL, NY, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  32. Water Mill Cemetery Corporation

    EIN 473804634 · Headquarters: WATER MILL, NY, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Water Mill Community Club Educational Unit

    EIN 116113360 · Headquarters: WATER MILL, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Water Mill Community Club Inc

    EIN 112248730 · Headquarters: WATER MILL, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Water Mill Museum

    EIN 113554827 · Headquarters: Water Mill, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. Water Mill Museum

    EIN 237038775 · Headquarters: Water Mill, NY, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  37. Water Mill Village Improvement Assoc Inc

    EIN 510180679 · Headquarters: WATER MILL, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  38. Yellow Art Box Foundation Inc

    EIN 812877774 · Headquarters: WATER MILL, NY, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-PF