Nonprofits in Sag Harbor, New York

Nonprofits in Sag Harbor, New York. Browse 149 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. Sag Harbor Fire Department Inc

    EIN 113295912 · Headquarters: SAG HARBOR, NY, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Sag Harbor Helpers Inc

    EIN 862909561 · Headquarters: SAG HARBOR, NY, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Sag Harbor Lions Club Charitable Trust

    EIN 237209263 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Sag Harbor Partnership Inc

    EIN 454940725 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. Sag Harbor Rainbow Preschool Inc

    EIN 201551991 · Headquarters: SAG HARBOR, NY, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990

  6. Sag Harbor Tree Fund

    EIN 113216151 · Headquarters: SAG HARBOR, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Sag Harbor Village Police Benevolent Association

    EIN 831317590 · Headquarters: SAG HARBOR, NY, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  8. Sag Harbor Volunteer Ambulance Corps Inc

    EIN 112668572 · Headquarters: SAG HARBOR, NY, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  9. Sag Harbor Volunteer Exempt Firemen Benevolent Assn Inc

    EIN 113012913 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Sag Harbor Whaling & Historical Museum

    EIN 111761496 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Sag Harbor Yacht Club Ny Inc

    EIN 111767068 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Sag Harbor Youth Committee Inc

    EIN 113372422 · Headquarters: SAG HARBOR, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  13. Sasson Soffer Foundation Inc C/o Sasson Soffer

    EIN 311599286 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  14. Saul & Devorah Sherman Fund

    EIN 366059502 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  15. Save Open Spaces Now 2000 Ltd

    EIN 113549354 · Headquarters: Sag Harbor, NY, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  16. Save Sag Harbor Inc

    EIN 113820556 · Headquarters: Sag Harbor, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Say No to East Hampton Airport Inc

    EIN 813684569 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Schoenhut Family Foundation Inc

    EIN 273971234 · Headquarters: SAG HARBOR, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  19. Society for the Arts Religion and Contemporary Culture Inc

    EIN 132546348 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Sono and Victor Elmaleh Foundation

    EIN 352354358 · Headquarters: SAG HARBOR, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  21. South Fork Bakery for the Special Needs Corp

    EIN 825525589 · Headquarters: SAG HARBOR, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. South Fork Herbarium and Botanic Garden Ltd

    EIN 463718773 · Headquarters: Sag Harbor, NY, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. Spokespeople of Eastern Long Island Inc

    EIN 264653589 · Headquarters: Sag Harbor, NY, US · Health Care · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  24. Stay America Foundation Inc

    EIN 863439695 · Headquarters: Sag Harbor, NY, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Steinbeck House Incorporated

    EIN 932962231 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Step Family Foundation Inc

    EIN 510198358 · Headquarters: Sag Harbor, NY, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Suffolk Minorities Involved in Law Enforcement Inc

    EIN 200292621 · Headquarters: sag harbor, NY, US · Crime & Legal Related · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  28. Teachers Association of Sag Harbor

    EIN 454000538 · Headquarters: Sag Harbor, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. The Blanck Family Foundation Inc C/o Peter Blanck

    EIN 522361044 · Headquarters: SAG HARBOR, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  30. The Creative Process Fund Inc

    EIN 133920548 · Headquarters: SAG HARBOR, NY, USA · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  31. The Fischl Gornik Family Foundation Inc

    EIN 300475431 · Headquarters: SAG HARBOR, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  32. The Green Vision Ny Inc

    EIN 932967061 · Headquarters: SAG HARBOR, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. The Halvorson Family Fund

    EIN 263768825 · Headquarters: SAG HARBOR, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  34. The Jam Session Inc

    EIN 472450932 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. The Kind Table Ltd

    EIN 452884753 · Headquarters: Sag Harbor, NY, US · Crime & Legal Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  36. The New Fund Institute for Collabor Cancer Research Inc

    EIN 472485138 · Headquarters: SAG HARBOR, NY, USA · Medical Research · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  37. The Peter Matthiessen Center Inc

    EIN 872777513 · Headquarters: SAG HARBOR, NY, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. The Robert Halper Foundation

    EIN 223121072 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  39. The Sag Harbor Historical Museum Inc

    EIN 112781291 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. The Sag Harbor Oyster Club Inc

    EIN 862846766 · Headquarters: SAG HARBOR, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. The Stading-younger Cancer Research Foundation

    EIN 461547207 · Headquarters: SAG HARBOR, NY, USA · Medical Research · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  42. University of Pennsylvania Westchester & Rockland Alumni Asn

    EIN 263686639 · Headquarters: Sag Harbor, NY, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Veterans of Foreign Wars Department of New York

    EIN 237332973 · Headquarters: SAG HARBOR, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Vija Celmins Foundation Inc C/0 Vija Celmins

    EIN 874511320 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  45. Vital Edge Fund

    EIN 203793080 · Headquarters: Sag Harbor, NY, US · International, Foreign Affairs & National Security · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  46. Wings Over Haiti Inc

    EIN 800661175 · Headquarters: SAG HARBOR, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Women on the World Stage Wow Inc Co Suzan Johnson

    EIN 841836633 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  48. Youth Resource Center of Sag Harbor Inc

    EIN 237442911 · Headquarters: SAG HARBOR, NY, USA · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  49. Youthoop of Sag Harbor Inc C/o Shawn Mitchell

    EIN 112931023 · Headquarters: SAG HARBOR, NY, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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