Nonprofits in East Hampton, New York

Nonprofits in East Hampton, New York. Browse 227 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. Grimes Contracting Co Inc Vacation & Holiday Trust

    EIN 134270529 · Headquarters: East Hampton, NY, USA · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  2. Guild Hall of East Hampton Inc

    EIN 111776034 · Headquarters: EAST HAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Hampton Lifeguard Association Inc

    EIN 261298442 · Headquarters: EAST HAMPTON, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Hampton Rocks for Charity Inc

    EIN 275547390 · Headquarters: East Hampton, NY, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Hamptons Marathon Inc

    EIN 371606301 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. Hamptons Observatory Inc Fka the Montauk Observatory Inc

    EIN 203431833 · Headquarters: EAST HAMPTON, NY, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Hamptons Pride Inc

    EIN 863600121 · Headquarters: East Hampton, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Hamptonswhodunit Inc

    EIN 932109870 · Headquarters: EAST HAMPTON, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Harbor Cottages Inc

    EIN 472153879 · Headquarters: East Hampton, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Historic Bahamas Foundation Inc

    EIN 201047772 · Headquarters: East Hampton, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Hoops for Hope Inc

    EIN 113287137 · Headquarters: EAST HAMPTON, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. I-tri

    EIN 900635108 · Headquarters: East Hampton, NY, US · Youth Development · Latest available filing year: 2023 · Primary form: IRS Form 990

  13. Iglesia Cristiana Jesus Reyna

    EIN 472690900 · Headquarters: East Hampton, NY, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Imstrong Foundation

    EIN 991948451 · Headquarters: East Hampton, NY, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Independent Insurance Agents Assoc

    EIN 112433678 · Headquarters: East Hampton, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. Institute for Democracy Studies Inc

    EIN 134047751 · Headquarters: EAST HAMPTON, NY, USA · Social Science · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  17. International Association of Hospitality Accountants

    EIN 113330747 · Headquarters: East Hampton, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  18. Jacobson Center for the Performing Arts Ltd

    EIN 208891688 · Headquarters: EAST HAMPTON, NY, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  19. Jerome & Kenneth Lipper Foundation

    EIN 137157260 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  20. Juventus Proc Musica Inc

    EIN 842883180 · Headquarters: East Hampton, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Kiwanis Club of East Hampton Fndn

    EIN 272682130 · Headquarters: EAST HAMPTON, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Kiwanis Club of East Hampton Inc

    EIN 112828492 · Headquarters: EAST HAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. League of Women Voters of New York State

    EIN 510227548 · Headquarters: East Hampton, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Linda B Tally and Jeff Schaengold Foundation

    EIN 852833640 · Headquarters: EAST HAMPTON, NY, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  25. Lisas Homemade Foundation Inc

    EIN 934072956 · Headquarters: East Hampton, NY, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Long Island Businesses for Responsible Energy Inc

    EIN 465278912 · Headquarters: EAST HAMPTON, NY, USA · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  27. Long Island Nature Organization Inc

    EIN 461718556 · Headquarters: east hampton, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  28. Longhouse Reserve

    EIN 331058583 · Headquarters: EAST HAMPTON, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Maidstone Club

    EIN 111036940 · Headquarters: East Hampton, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Maidstone Club Foundation Inc

    EIN 830902467 · Headquarters: East Hampton, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Maidstone Gun Club Inc

    EIN 112699169 · Headquarters: EAST HAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Marcia Riklis Family Foundation

    EIN 356942545 · Headquarters: East Hampton, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  33. Mark Allen Feinberg Charitable Foundation Inc

    EIN 384243971 · Headquarters: EAST HAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  34. Masch Risk Management Foundation Inc

    EIN 920933794 · Headquarters: East Hampton, NY, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Master Sports Association

    EIN 237262687 · Headquarters: EAST HAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. Maycroft Club Inc

    EIN 833452134 · Headquarters: EAST HAMPTON, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Movimiento Familiar Cristiano Catolico USA

    EIN 811038110 · Headquarters: East Hampton, NY, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. Nana Cares the Kattie O Berkoski Foundation

    EIN 452277167 · Headquarters: EAST HAMPTON, NY, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  39. National Organization for Women Inc

    EIN 113309473 · Headquarters: East Hampton, NY, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  40. National Society Daughters of Founders & Patriots of America

    EIN 237584673 · Headquarters: EAST HAMPTON, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. New York Centre for the Study of Financial Innovation Inc

    EIN 311730442 · Headquarters: East Hampton, NY, US · Social Science · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  42. Nicola Musso Charitable Foundation Inc C/o Weingarten

    EIN 262834040 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  43. No Label Media Group Inc

    EIN 853688066 · Headquarters: East Hampton, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  44. Nursing Institute for Healthcare Design Foundation Inc

    EIN 811549573 · Headquarters: EAST HAMPTON, NY, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Oddfellows Playhouse Inc

    EIN 113116514 · Headquarters: EAST HAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990

  46. Other Mothers Children Inc

    EIN 843943754 · Headquarters: EAST HAMPTON, NY, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Paddlers for Humanity Inc

    EIN 262378187 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Parent Booster USA Inc

    EIN 473547755 · Headquarters: East Hampton, NY, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Park Fsc Skaters Fund Inc Co Anne G Shean

    EIN 222873605 · Headquarters: EAST HAMPTON, NY, USA · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  50. Pediatric Dental Fund of of the Hamptons Inc

    EIN 113276746 · Headquarters: EAST HAMPTON, NY, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. People for the End of Animal Cruelty and Exploitation

    EIN 113469051 · Headquarters: East Hampton, NY, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Plain Sight Project Inc

    EIN 843196018 · Headquarters: EAST HAMPTON, NY, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  53. Project for All

    EIN 851744382 · Headquarters: East Hampton, NY, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  54. Project Most Inc

    EIN 202596491 · Headquarters: EAST HAMPTON, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Pta New York Congress

    EIN 113325339 · Headquarters: EAST HAMPTON, NY, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Pta New York Congress

    EIN 331283512 · Headquarters: EAST HAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Pta New York Congress

    EIN 421602532 · Headquarters: EAST HAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Recycling the Hamptons Inc

    EIN 464049900 · Headquarters: East Hampton, NY, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Remembrance of the Holocaust Foundation

    EIN 510172577 · Headquarters: East Hampton, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Retreat Inc

    EIN 112862256 · Headquarters: East Hampton, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Ross Institute

    EIN 010880911 · Headquarters: East Hampton, NY, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  62. Rotary Club of East Hampton Inc

    EIN 112475206 · Headquarters: EAST HAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Ruta 27 - Programa De Ingles

    EIN 881014427 · Headquarters: EAST HAMPTON, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Safari Club International

    EIN 852216664 · Headquarters: East Hampton, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  65. Save a Dog a Day Inc

    EIN 364635644 · Headquarters: East Hampton, NY, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Schwarz Family Foundation

    EIN 226743828 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  67. Serralves Us Circle Inc

    EIN 811946406 · Headquarters: East Hampton, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Share the Harvest Farm Inc Fka Food Pantry Farm Incorporated

    EIN 272305641 · Headquarters: EAST HAMPTON, NY, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Simple Works Inc

    EIN 260265689 · Headquarters: EAST HAMPTON, NY, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Small Islands States Foundation Inc

    EIN 263892635 · Headquarters: East Hampton, NY, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Sober Women East Group

    EIN 852692605 · Headquarters: EAST HAMPTON, NY, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Soccer Fever Club Inc

    EIN 813814646 · Headquarters: East Hampton, NY, USA · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  73. Societe Des Ami Du Champagne Inc

    EIN 873522286 · Headquarters: EAST HAMPTON, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Soloviev American Russian Cultural Foundation

    EIN 850557144 · Headquarters: EAST HAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  75. Source of Synergy Foundation Inc

    EIN 261592942 · Headquarters: EAST HAMPTON, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  76. South Fork Community Health Initiative Inc

    EIN 112680312 · Headquarters: EAST HAMPTON, NY, USA · Health Care · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  77. South Fork Sea Farmers Inc

    EIN 832180787 · Headquarters: EAST HAMPTON, NY, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. Springs Community Theater Inc

    EIN 204003320 · Headquarters: East Hampton, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Springs Fire Department Inc

    EIN 871739926 · Headquarters: EAST HAMPTON, NY, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Springs Food Pantry Inc

    EIN 833526565 · Headquarters: EAST HAMPTON, NY, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Springs Historical Society

    EIN 112435639 · Headquarters: East Hampton, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Springs School Pta

    EIN 061236938 · Headquarters: EAST HAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. Springs Triangle Corp

    EIN 474077203 · Headquarters: East Hampton, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Springs Unit C S E A

    EIN 113412675 · Headquarters: East Hampton, NY, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  85. Springs Youth Association Inc

    EIN 112811589 · Headquarters: East Hampton, NY, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  86. Stephanie& Fred Shuman Family Foundation

    EIN 202026907 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  87. The Artist Alliance of East Hampton Inc

    EIN 112693179 · Headquarters: EAST HAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. The Clamshell Foundation

    EIN 113227901 · Headquarters: East Hampton, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. The East End Classic Boat Society

    EIN 113513544 · Headquarters: EAST HAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. The Ellen P Hermanson Foundation

    EIN 113384848 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. The Foundation for the Development of Humanity

    EIN 112933069 · Headquarters: EAST HAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  92. The Garden Club of East Hamptoninc

    EIN 134029646 · Headquarters: EAST HAMPTON, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. The Hamptons International Film Festival Inc

    EIN 113133786 · Headquarters: EAST HAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. The Helen and Claus Hoie Charitable Foundation

    EIN 263285804 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  95. The Kendall Madison Foundation

    EIN 113566924 · Headquarters: EAST HAMPTON, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. The Ladies Village Improvement Society of East Hampton

    EIN 111841901 · Headquarters: EAST HAMPTON, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. The Maidstone Charitable Trust

    EIN 116357643 · Headquarters: EAST HAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  98. The Maryam and Hervey Seley Foundation

    EIN 205371346 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  99. The Neo Political Cowgirls Inc

    EIN 831091833 · Headquarters: EAST HAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. The Petros & Marina Sabatacakis Foundation Inc

    EIN 201587647 · Headquarters: EAST HAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

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