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. Aim Projects Inc

    EIN 851703773 · Headquarters: Sag Harbor, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Legion Post 388

    EIN 111736534 · Headquarters: Sag Harbor, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. American Music Festival of Sag Harbor Inc

    EIN 272229495 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Animal Activism Collective Inc

    EIN 994965870 · Headquarters: SAG HARBOR, NY, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Bay Street Theatre Festival Inc

    EIN 133628854 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Be the Change Animal Rescue Inc C/o Bonnie S Klapper

    EIN 994343713 · Headquarters: SAG HARBOR, NY, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  7. Black Sheep Sanctuary and Retreat Inc

    EIN 870932267 · Headquarters: SAG HARBOR, NY, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Blatte Family Foundation

    EIN 113435540 · Headquarters: Sag Harbor, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  9. Breakwater Sailing Center Inc

    EIN 113055079 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Burying Ground Preservation Group

    EIN 831148748 · Headquarters: SAG HARBOR, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Cancer Simplified Inc

    EIN 263612880 · Headquarters: SAG HARBOR, NY, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  12. Canios Cultural Cafe

    EIN 271385280 · Headquarters: Sag Harbor, NY, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. Central Council of the Society of St Vincent De Paul in the Diocese

    EIN 383778716 · Headquarters: Sag Harbor, NY, US · Human Services · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  14. Columbiettes Incorporated

    EIN 112444851 · Headquarters: Sag Harbor, NY, US · Mutual & Membership Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  15. Construction Career Charitable Fund Inc

    EIN 934153592 · Headquarters: Sag Harbor, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. Cormaria Retreat House

    EIN 113377557 · Headquarters: Sag Harbor, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  17. Cover Me with Love

    EIN 202471795 · Headquarters: Sag Harbor, NY, US · Religion Related · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  18. Dawgpatch Bandits Inc

    EIN 841874707 · Headquarters: SAG HARBOR, NY, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Defend H2o

    EIN 471301043 · Headquarters: Sag Harbor, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Donald Ereutershan Education Tr C/o Gnferraris Llc

    EIN 316649390 · Headquarters: SAG HARBOR, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Dyslexia Advocacy Action Group Inc

    EIN 833085334 · Headquarters: Sag Harbor, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Eagleton War Memorial Scholarship Fund

    EIN 237149864 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  23. East End AIDS Wellness Project Inc

    EIN 113172404 · Headquarters: SAG HARBOR, NY, USA · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  24. East End Birth Network

    EIN 821361899 · Headquarters: SAG HARBOR, NY, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  25. East End Special Education Organization

    EIN 274685336 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  26. East Hampton Catastrophic Illness Fund Inc

    EIN 112967397 · Headquarters: Sag Harbor, NY, US · Health Care · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  27. Eastville Community Historical Society of Sag Harbor Inc

    EIN 112596518 · Headquarters: Sag Harbor, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Edge and Center Inc the Church

    EIN 841866415 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Ella Works Foundation Inc

    EIN 851585818 · Headquarters: SAG HARBOR, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Endangered Arts for Apes Inc

    EIN 822390817 · Headquarters: SAG HARBOR, NY, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Envision Environmental Media Center Inc C/o Karl Grossman

    EIN 113296724 · Headquarters: SAG HARBOR, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Erie Armada Inc

    EIN 833537565 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990

  33. Fighting Chance Inc

    EIN 020536388 · Headquarters: SAG HARBOR, NY, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Free & Accepted Masons of New York

    EIN 110772977 · Headquarters: SAG HARBOR, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Friends of Ferals Ltd

    EIN 274685809 · Headquarters: SAG HARBOR, NY, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Friends of the John Jermain Library Inc

    EIN 753162147 · Headquarters: SAG HARBOR, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Friends of the Pharaoh Museum

    EIN 113239490 · Headquarters: Sag Harbor, NY, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  38. Friends of the Yard Program Inc

    EIN 451256277 · Headquarters: Sag Harbor, NY, USA · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  39. Globe Stage Inc

    EIN 991297029 · Headquarters: Sag Harbor, NY, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Goat on a Boat Inc Po Box 327

    EIN 113682280 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Grand Slam Kids Inc

    EIN 474770983 · Headquarters: Sag Harbor, NY, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  42. Great Peconic Race Inc

    EIN 471555052 · Headquarters: SAG HARBOR, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Haken Institute

    EIN 842263339 · Headquarters: Sag Harbor, NY, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Hampton Youth Sports Corp

    EIN 454120519 · Headquarters: SAG HARBOR, NY, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  45. Help Your Child Incorporated

    EIN 991845858 · Headquarters: Sag Harbor, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Home Bible Study Ministry Inc

    EIN 133629487 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  47. Howard Kanovitz Foundation Inc

    EIN 133859430 · Headquarters: SAG HARBOR, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  48. Hybrid Art Centres Inc

    EIN 980400733 · Headquarters: Sag Harbor, NY, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  49. In Jordans Honor Ltd

    EIN 272104679 · Headquarters: SAG HARBOR, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Inspiration Plus Foundation

    EIN 462136794 · Headquarters: Sag harbor, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. International Association of Lions Clubs

    EIN 116023792 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. International Community Development Foundation

    EIN 522050450 · Headquarters: Sag Harbor, NY, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  53. Jazz Inspired Inc C/o Judy Carmichael

    EIN 113601014 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  54. John Jermain Future Fund

    EIN 161669681 · Headquarters: Sag Harbor, NY, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  55. John Jermain Memorial Library

    EIN 111672774 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Joseph R Daly Foundation B

    EIN 912021298 · Headquarters: SAG HARBOR, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  57. Just Four Paws Rescue Inc

    EIN 884330504 · Headquarters: SAG HARBOR, NY, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. K9aid Inc

    EIN 873945955 · Headquarters: SAG HARBOR, NY, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. Katy's Courage Corp

    EIN 453964324 · Headquarters: SAG HARBOR, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Ladies Village Improvement Society of Sag Harbor

    EIN 116023887 · Headquarters: Sag Harbor, NY, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  61. Lance Corporal Jordan C Haerter Memorial Fund Inc

    EIN 263496372 · Headquarters: SAG HARBOR, NY, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  62. Laura B Vogler Foundation Inc

    EIN 116022241 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  63. Life Long Island Fish Enhancement Ltd

    EIN 473349625 · Headquarters: Sag Harbor, NY, US · Animal Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  64. Little League Baseball Inc

    EIN 113053432 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Liva Foundation

    EIN 926188014 · Headquarters: Sag Harbor, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  66. Local Ecoworks Ltd

    EIN 273022197 · Headquarters: SAG HARBOR, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Manoucher Yektai Foundation Inc

    EIN 863692322 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. Marine Skills International Inc

    EIN 813905519 · Headquarters: Sag Harbor, NY, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Mark Musnicki Memorial Scholarship Fund

    EIN 112781489 · Headquarters: Sag Harbor, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Namigni Animal Sanctuary

    EIN 992215540 · Headquarters: SAG HARBOR, NY, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. National Academy of Human Resources

    EIN 850403248 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  72. National Academy of Human Resources Foundation

    EIN 850427733 · Headquarters: SAG HARBOR, NY, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Nessim Family Foundation

    EIN 854344480 · Headquarters: SAG HARBOR, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  74. New York State Wildlife Rehabilitation Council Inc

    EIN 161339231 · Headquarters: SAG HARBOR, NY, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Nivevah Beach Property Owners Association Inc

    EIN 112277440 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. North Haven Village Parks and Trails Ass

    EIN 873498126 · Headquarters: SAG HARBOR, NY, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Northampton Colony Yacht Club

    EIN 237129818 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. Noyac Civic Council

    EIN 352453504 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Noyac Golf Club Foundation

    EIN 394957564 · Headquarters: SAG HARBOR, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Noyac Golf Club Inc

    EIN 116023340 · Headquarters: SAG HARBOR, NY, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990

  81. Oakland Cemetery Inc

    EIN 112471858 · Headquarters: SAG HARBOR, NY, USA · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  82. Ocean Zendo Inc

    EIN 113539772 · Headquarters: SAG HARBOR, NY, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Old Whalers Church Restoration Campaign Inc

    EIN 113348229 · Headquarters: Sag Harbor, NY, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  84. Our Sons and Daughters School

    EIN 273100203 · Headquarters: SAG HARBOR, NY, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990

  85. Park & Recreation Association of Sag Harbor Inc

    EIN 111169424 · Headquarters: SAG HARBOR, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Provoice Inc C/o Suzan Johnson

    EIN 464798395 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  87. Pta New York Congress

    EIN 113055100 · Headquarters: SAG HARBOR, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Pta New York Congress

    EIN 900541253 · Headquarters: Sag Harbor, NY, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  89. Pta New York Congress 05-474 Sag Harbor Elem School Pta

    EIN 113007622 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. Reflections Series Inc

    EIN 133653870 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Robert & Elizabeth Muller Foundation Inc

    EIN 112587773 · Headquarters: Sag Harbor, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  92. Run to the Rescue Inc

    EIN 994240461 · Headquarters: SAG HARBOR, NY, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Sag Harbor Antique Fire Trucks Inc

    EIN 542169181 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Sag Harbor Booster Foundation Inc

    EIN 452464488 · Headquarters: SAG HARBOR, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Sag Harbor Chamber of Commerce

    EIN 061581916 · Headquarters: SAG HARBOR, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. Sag Harbor Cinema Arts Center Inc Co Susan Mead

    EIN 611850154 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Sag Harbor Comm Food Pantry Inc

    EIN 205559597 · Headquarters: SAG HARBOR, NY, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Sag Harbor Community Band Inc

    EIN 112455819 · Headquarters: SAG HARBOR, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Sag Harbor Community Housing Trust Inc

    EIN 262845161 · Headquarters: SAG HARBOR, NY, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Sag Harbor Community Rowing Limited

    EIN 711050043 · Headquarters: SAG HARBOR, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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