Nonprofits in Setauket, New York

Nonprofits in Setauket, New York. Browse 60 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. Advocacy for Gifted and Talented Education in New York State

    EIN 453219656 · Headquarters: Setauket, NY, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  2. Amateur Athletic Union of the United States Inc

    EIN 814499233 · Headquarters: Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  3. Association for the Advancement and Appreciation of Cultural And

    EIN 113557633 · Headquarters: SETAUKET, NY, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Avenorpedo Scholarship Fund Llc

    EIN 365136453 · Headquarters: Setauket, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Bayberry Cove Assoc Inc

    EIN 116015133 · Headquarters: Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Bayview Association Inc

    EIN 112443729 · Headquarters: Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Brent Erlanson Foundation for the Theatre Arts

    EIN 264435475 · Headquarters: SETAUKET, NY, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  8. Chinese Environmental Scholars and Professionals Network Inc

    EIN 471987754 · Headquarters: Setauket, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Crane Neck Association Inc

    EIN 116035622 · Headquarters: SETAUKET, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  10. Ellen Beth Bogolub and Neil Friedman Foundation

    EIN 367275725 · Headquarters: SETAUKET, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  11. Emma S. Clark Memorial Library

    EIN 111630789 · Headquarters: Setauket, New York, United States · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. Flax Pond Woods Association

    EIN 112646195 · Headquarters: Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Formosan Society for Performing Arts Inc

    EIN 208267255 · Headquarters: SETAUKET, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Foundation for Oncomolecular Research Inc

    EIN 274215234 · Headquarters: Setauket, NY, US · Medical Research · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  15. Hearts and Horses Foundation

    EIN 475605740 · Headquarters: SETAUKET, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  16. Ignivomous Inc

    EIN 371499878 · Headquarters: Setauket, NY, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  17. John a Thomann Memorial Foundation

    EIN 822760672 · Headquarters: SETAUKET, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Joy & Happiness Inc

    EIN 264135559 · Headquarters: SETAUKET, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Kayak Fishing Association of Ny Ltd Kfa Ny

    EIN 010898876 · Headquarters: SETAUKET, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Kingdom Hearts Inc

    EIN 383654520 · Headquarters: SETAUKET, NY, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Knights of Columbus

    EIN 113390902 · Headquarters: Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Lax Girls Give 100 Incorporated

    EIN 820744867 · Headquarters: SETAUKET, NY, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. Long Island Mariners Inc

    EIN 113316856 · Headquarters: Setauket, NY, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  24. Long Island Off Road Inc

    EIN 113412148 · Headquarters: Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Mr Metzger Family Foundation Inc

    EIN 461607378 · Headquarters: SETAUKET, NY, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  26. Nassakeag Pta - Unit 05-484

    EIN 113053888 · Headquarters: SETAUKET, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. National Society of the Daughters of the American Revolution

    EIN 237432854 · Headquarters: Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. New York Alumni Society Alpha Omega Inc

    EIN 453341372 · Headquarters: SETAUKET, NY, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  29. Ny Metro Pb Inc

    EIN 454015434 · Headquarters: Setauket, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Old Field Lighthouse Foundation Inc

    EIN 832695380 · Headquarters: SETAUKET, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Paniagua Cycling Inc

    EIN 471880214 · Headquarters: Setauket, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Pta - Ny Congress Minnesauke Elementary Unit 05-471

    EIN 113169117 · Headquarters: SETAUKET, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. Pta - Ny Congress Setauket Elementary Unit 05-475

    EIN 113112912 · Headquarters: SETAUKET, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Pta New York Congress

    EIN 113437444 · Headquarters: Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Recorder Orchestra Inc

    EIN 113304684 · Headquarters: Setauket, NY, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. Rommel Wilson Memorial Fund Inc

    EIN 112109773 · Headquarters: Setauket, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  37. Rooting4stem

    EIN 854047731 · Headquarters: Setauket, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Rosenthal Center for Addictions Studies

    EIN 474114386 · Headquarters: Setauket, NY, USA · Mental Health & Crisis Intervention · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  39. Salt & Light Charitable Works Foundation Inc

    EIN 832319617 · Headquarters: SETAUKET, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Setauket Harbor Task Force

    EIN 473697084 · Headquarters: Setauket, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Setauket Neighborhood Association Inc

    EIN 112011183 · Headquarters: SETAUKET, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  42. Shalom Interfaith Project Inc

    EIN 113583633 · Headquarters: Setauket, NY, US · Religion Related · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  43. Siena Mens Lacrosse Parent Organization Inc

    EIN 993269958 · Headquarters: SETAUKET, NY, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Society of Emergency Physician Intensivists and Resuscitationists

    EIN 474098315 · Headquarters: Setauket, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. St George's Golf and Country Club Inc

    EIN 111279195 · Headquarters: SETAUKET, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Standing Tall Inc

    EIN 364188614 · Headquarters: SETAUKET, NY, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  47. Strong Charities Ltd

    EIN 475217049 · Headquarters: Setauket, NY, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Suffolk County Mathematics Teachers Association

    EIN 113502637 · Headquarters: SETAUKET, NY, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  49. Teaching Happiness Inc

    EIN 264756415 · Headquarters: Setauket, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. The Carl Safina Center Inc the Safina Center

    EIN 611406022 · Headquarters: SETAUKET, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. The Hellenic Link Inc

    EIN 113468015 · Headquarters: Setauket, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. The Joseph Larosa Jr Foundation Inc

    EIN 920690091 · Headquarters: SETAUKET, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. The Retirees Association of Three Village Central School District Inc

    EIN 262646368 · Headquarters: SETAUKET, NY, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  54. The Sanguinity Foundation

    EIN 856160130 · Headquarters: SETAUKET, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  55. Three Village Community Trust Inc

    EIN 141889124 · Headquarters: Setauket, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Three Village Garden Club

    EIN 112573651 · Headquarters: SETAUKET, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Three Village Youth Golf Inc

    EIN 932152127 · Headquarters: setauket, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Three Village Youth Patriots Inc

    EIN 882619084 · Headquarters: Setauket, NY, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. Ward Melville Varsity Cheerleading Booster Club Inc

    EIN 460860859 · Headquarters: Setauket, NY, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  60. Zonta Charities of Suffolk Inc

    EIN 113186585 · Headquarters: Setauket, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N