Nonprofits in Southampton, New York

Nonprofits in Southampton, New York. Browse 186 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. 2Es Creative Space Inc

    EIN 811578058 · Headquarters: Southampton, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Adler Hirsch Foundation

    EIN 463035609 · Headquarters: SOUTHAMPTON, NY, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  3. Aikenkai Shotokan Karatedo Federation Inc

    EIN 113588723 · Headquarters: SOUTHAMPTON, NY, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  4. Albert a Arditti Foundation Inc

    EIN 136208776 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  5. Alternatives Counseling Services Inc

    EIN 112396818 · Headquarters: SOUTHAMPTON, NY, USA · Mental Health & Crisis Intervention · Latest available filing year: 2017 · Primary form: IRS Form 990

  6. American Federation of Teachers

    EIN 900858931 · Headquarters: Southampton, NY, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  7. American Legion

    EIN 116104929 · Headquarters: Southampton, NY, US · Public & Societal Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  8. Ann & John E Grimm Iii Foundation Inc

    EIN 463842788 · Headquarters: SOUTHAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  9. Annouche Holdings

    EIN 874176836 · Headquarters: southampton, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Aspiramos Inc

    EIN 832769808 · Headquarters: Southampton, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  11. Beautiful Life Enhancements Inc

    EIN 811556233 · Headquarters: SOUTHAMPTON, NY, USA · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  12. Benevolent & Protective Order of Elks of the USA #1574

    EIN 110527490 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Black & White Project Space Inc

    EIN 261718104 · Headquarters: Southampton, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. Blossom Sustainable Development Inc

    EIN 811871378 · Headquarters: SOUTHAMPTON, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Bullhead Yacht Club Inc

    EIN 112425022 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Charles D Farber Memorial Foundation Inc

    EIN 237017599 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  17. Charles P Stevenson Terranova Foundation C/o Capcor Inc

    EIN 133948138 · Headquarters: SOUTHAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  18. Christmas Decorations Committee Inc

    EIN 823828416 · Headquarters: SOUTHAMPTON, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. Christopher Lesta Fund Inc

    EIN 273774169 · Headquarters: Southampton, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Cold Spring Point Association Inc

    EIN 205663743 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  21. Concerned Citizens of the Village of Southampton Inc

    EIN 933236020 · Headquarters: SOUTHAMPTON, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  22. Conscience Point Shellfish Hatchery

    EIN 463179524 · Headquarters: SOUTHAMPTON, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  23. Divaria Productions Inc

    EIN 320393124 · Headquarters: Southampton, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. East End African American Museum & Center for Excellence

    EIN 262708870 · Headquarters: SOUTHAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. East End Food Institute

    EIN 271962169 · Headquarters: Southampton, NY, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Eastern Long Island Coastal Conservation

    EIN 113460059 · Headquarters: SOUTHAMPTON, NY, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  27. Edie Windsor and Thea Spyer Foundation2

    EIN 836769261 · Headquarters: SOUTHAMPTON, NY, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Educational Products Information

    EIN 132587587 · Headquarters: SOUTHAMPTON, NY, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  29. Edutain Inc

    EIN 851233217 · Headquarters: Southampton, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Elias Foundation Inc

    EIN 371920933 · Headquarters: Southampton, NY, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. Fbc of Sh Youth Ministry

    EIN 813305310 · Headquarters: Southampton, NY, US · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  32. Federated Garden Clubs of New York State Inc

    EIN 270094979 · Headquarters: Southampton, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Felberbaum Family Foundation

    EIN 133385574 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  34. Free Accepted Masons of New York 908 - Old Town Lodge

    EIN 237136898 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. Fridshchepin-rostovsky Foundation

    EIN 993827034 · Headquarters: Southampton, NY, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Friends of East End Project

    EIN 112573153 · Headquarters: Southampton, NY, US · Mental Health & Crisis Intervention · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  37. Friends of the Cultural Center Inc Dba Southampton Cultural Center

    EIN 113442709 · Headquarters: SOUTHAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Friends of the Rogers Memorial Library

    EIN 113357751 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Global Strays Inc

    EIN 813509140 · Headquarters: SOUTHAMPTON, NY, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Goodfellows Club of Suffolk County Inc

    EIN 237037439 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  41. Grange Patrons of Husbandry Ny 1277 Sound Avenue

    EIN 237213669 · Headquarters: Southampton, NY, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  42. Green Long Island Inc

    EIN 352320385 · Headquarters: Southampton, NY, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  43. Gregg's Wings

    EIN 454781267 · Headquarters: SOUTHAMPTON, NY, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  44. Halsey Family Foundation Inc

    EIN 464367373 · Headquarters: SOUTHAMPTON, NY, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  45. Hamptons 20 Century Modern Inc

    EIN 863893192 · Headquarters: SOUTHAMPTON, NY, USA · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  46. Hamptons Baseball Foundation Inc

    EIN 871334540 · Headquarters: Southampton, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Hamptons Collegiate Baseball League Inc

    EIN 262550698 · Headquarters: SOUTHAMPTON, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Hamptons Community Radio Corporation

    EIN 743234129 · Headquarters: Southampton, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  49. Hamptons Real Estate Assoc Inc

    EIN 841922314 · Headquarters: SOUTHAMPTON, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Hamptons United

    EIN 852012316 · Headquarters: SOUTHAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  51. Heart of the Hamptons Ltd

    EIN 562362562 · Headquarters: SOUTHAMPTON, NY, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Heather Fitzgerald Scholarship Fund Corp

    EIN 463352390 · Headquarters: SOUTHAMPTON, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Hibernians of Suffolk County Ny Gaa Ltd

    EIN 824840696 · Headquarters: SOUTHAMPTON, NY, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  54. Homework Helpers Inc

    EIN 113653005 · Headquarters: SOUTHAMPTON, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. International Association of Lions Clubs

    EIN 116037086 · Headquarters: Southampton, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. International Breast Cancer Surgical Mission

    EIN 862303052 · Headquarters: SOUTHAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  57. Irene Geller Scholarship Fund

    EIN 266735427 · Headquarters: Southampton, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  58. Jaf Foundation

    EIN 200510367 · Headquarters: SOUTHAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  59. James B Lee Jr Scholarship Fund in Honor of Joseph a Mcbride

    EIN 205269657 · Headquarters: SOUTHAMPTON, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Johnides Family Foundation Inc

    EIN 237104182 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  61. Joshuas Place Inc

    EIN 113171443 · Headquarters: SOUTHAMPTON, NY, USA · Mental Health & Crisis Intervention · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  62. Kate Mcgarrigle Foundation

    EIN 455553704 · Headquarters: Southampton, NY, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  63. Kelly Marie Moulton Foundation Inc

    EIN 223952443 · Headquarters: Southampton, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Kid Too Kid Foundation

    EIN 943458531 · Headquarters: Southampton, NY, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Kiwanis Club of Southampton Town Foundat

    EIN 453436951 · Headquarters: SOUTHAMPTON, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  66. Kiwanis Club of Southampton Town Inc

    EIN 116113490 · Headquarters: SOUTHAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Kleinow Family Foundation Inc

    EIN 133940659 · Headquarters: SOUTHAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. Knights of Columbus

    EIN 822479906 · Headquarters: Southampton, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Ladies Auxiliary Vfw Dunes Post 7009

    EIN 770704202 · Headquarters: Southampton, NY, US · Public & Societal Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  70. Lake Agawam Conservancy Inc

    EIN 842984845 · Headquarters: SOUTHAMPTON, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Last Chance Animal Rescue Fund Inc

    EIN 264301077 · Headquarters: SOUTHAMPTON, NY, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. League of Women Voters of New York Inc

    EIN 237036041 · Headquarters: Southampton, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Little Fresh Pond Associates LLC

    EIN 822527232 · Headquarters: Southampton, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Lloyd Magothy Water Trust Inc

    EIN 463986874 · Headquarters: SOUTHAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Long Island Poetry & Literature Repository Inc

    EIN 833580578 · Headquarters: Southampton, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  76. Lucias Angels Inc

    EIN 800277037 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Ma's House & Bipoc Art Studio Inc

    EIN 853881183 · Headquarters: SOUTHAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Masonic Wounded Warriors Charity Inc

    EIN 873907714 · Headquarters: SOUTHAMPTON, NY, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  79. Matchik Wellness Inc

    EIN 872363929 · Headquarters: Southampton, NY, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Metro Mavericks Corporation

    EIN 464792435 · Headquarters: Southampton, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Mission of Angels Foundation Inc

    EIN 233096304 · Headquarters: SOUTHAMPTON, NY, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Mr & Mrs Everett E Brockett Scholarship Fund Inc

    EIN 113365325 · Headquarters: SOUTHAMPTON, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  83. Muriel F Siebert Foundation Inc

    EIN 136266367 · Headquarters: Southampton, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  84. National Golf Links of America

    EIN 111116840 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Nepm Foundation Inc

    EIN 882952280 · Headquarters: SOUTHAMPTON, NY, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Niamuck Land Trust Incorporated

    EIN 991455882 · Headquarters: SOUTHAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Norsic Family Foundation Inc

    EIN 920292533 · Headquarters: SOUTHAMPTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  88. North America Iapb Inc

    EIN 043796216 · Headquarters: SOUTHAMPTON, NY, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2016 · Primary form: IRS Form 990

  89. North Sea Beach Colony Association Inc

    EIN 473843796 · Headquarters: SOUTHAMPTON, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. North Sea Community Schoolhouse Association Inc

    EIN 825517914 · Headquarters: SOUTHAMPTON, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. North Sea Fire Department Inc

    EIN 141907248 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. North Sea Maritime Center Inc

    EIN 815241358 · Headquarters: SOUTHAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  93. Operation International Ltd

    EIN 450523129 · Headquarters: SOUTHAMPTON, NY, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Paul Koster Memorial Benefit Inc

    EIN 043831473 · Headquarters: SOUTHAMPTON, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  95. Peakpower Li Inc

    EIN 811195151 · Headquarters: SOUTHAMPTON, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Peconic Institute Inc

    EIN 455483781 · Headquarters: SOUTHAMPTON, NY, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  97. Peconic Land Trust

    EIN 112667021 · Headquarters: SOUTHAMPTON, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Peconic Public Broadcasting

    EIN 271138780 · Headquarters: SOUTHAMPTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990

  99. Rockflower Partners Inc

    EIN 454376604 · Headquarters: SOUTHAMPTON, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Rogers Memorial Library

    EIN 111674173 · Headquarters: SOUTHAMPTON, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

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