Nonprofits in Port Washington, New York

Nonprofits in Port Washington, New York. Browse 276 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. Horace Hagedorn Foundation

    EIN 203080027 · Headquarters: PORT WASHINGTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  2. Iced Pink Inc

    EIN 273269426 · Headquarters: PORT WASHINGTON, NY, US · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  3. Iglesia Pentecostal Tiempo De Avivamiento Jesus Es Luz

    EIN 830884190 · Headquarters: PORT WASHINGTON, NY, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Institute for the Study of Mongolian Dinosaurs

    EIN 813507008 · Headquarters: PORT WASHINGTON, NY, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. International Association of Lions Clubs

    EIN 113204801 · Headquarters: PORT WASHINGTON, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. Interreligious Information Center Inc

    EIN 113329081 · Headquarters: Port Washington, NY, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  7. Joan Bayla Bester Foundation Inc

    EIN 993174198 · Headquarters: Port Washington, NY, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. John B & Louise M Thomson Family Foundation

    EIN 112846188 · Headquarters: PORT WASHINGTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  9. John Michael Marino Foundation Inc

    EIN 113351080 · Headquarters: PORT WASHINGTON, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  10. John Philip Sousa Memorial Band Shell Inc

    EIN 113060964 · Headquarters: PORT WASHINGTON, NY, US · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  11. Joseph J Peltz Foundation Inc

    EIN 066071618 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  12. Josh Joseph Foundation Inc

    EIN 383690789 · Headquarters: PORT WASHINGTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  13. Justice Mapping Center Inc

    EIN 205537766 · Headquarters: PORT WASHINGTON, NY, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  14. Knickerbocker Cup Foundation Inc

    EIN 113224060 · Headquarters: Port washington, NY, USA · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-PF

  15. Knickerbocker Sailing Association Inc

    EIN 443853192 · Headquarters: PORT WASHINGTON, NY, USA · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  16. Knights of Columbus

    EIN 237107455 · Headquarters: Port Washington, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Korean American Film Festival New York

    EIN 270964116 · Headquarters: Port Washington, NY, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Kwon Foundation Inc

    EIN 475267415 · Headquarters: PORT WASHINGTON, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  19. Landmark on Main Street Housing Development Fund Corporation

    EIN 113136313 · Headquarters: PORT WASHINGTON, NY, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Landmark on Main Street Inc

    EIN 112444833 · Headquarters: PORT WASHINGTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Lauri Strauss Leukemia Foundation Inc

    EIN 112729057 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. League of Women Voters of New York State Inc

    EIN 116009415 · Headquarters: Port Washington, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  23. League of Women Voters of Port Washington-manhasset

    EIN 237032016 · Headquarters: Port Washington, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Light for Orphans Corp

    EIN 260892390 · Headquarters: Port Washington, NY, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Light One Little Candle Foundation

    EIN 364573973 · Headquarters: PORT WASHINGTON, NY, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Lightemup Inc

    EIN 473477646 · Headquarters: PORT WASHINGTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  27. Littig House Community Center

    EIN 112503507 · Headquarters: PORT WASHINGTON, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Local 6559 Health Benefit Fund

    EIN 131985696 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Local 6559 Warehouse & Production Employees Union

    EIN 131950542 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Local 804 Welfare Trust Fund

    EIN 111637886 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Local Union No 804 International Brotherhood of Teamsters

    EIN 111603598 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. Long Island Camerata Corp

    EIN 843049902 · Headquarters: PORT WASHINGTON, NY, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  33. Long Island Festival Orchestra

    EIN 991317343 · Headquarters: PORT WASHINGTON, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Long Island Graphic Eye Gallery Inc

    EIN 510139740 · Headquarters: PORT WASHINGTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  35. Long Island Liberty Lacrosse Inc

    EIN 010781066 · Headquarters: PORT WASHINGTON, NY, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  36. Long Island Traditions Inc

    EIN 113064908 · Headquarters: PORT WASHINGTON, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Love Sa Foundation Limited

    EIN 862543297 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. Lucerna Fund

    EIN 116044099 · Headquarters: PORT WASHINGTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  39. Main Street Journal

    EIN 113238501 · Headquarters: Port Washington, NY, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Manhasset Bay Sportsman Club Inc

    EIN 112069773 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Manhasset Bay Yacht Club

    EIN 111041380 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Manhasset Booster Club Inc

    EIN 112436848 · Headquarters: Port Washington, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Manhasset Isle Civic Association Inc

    EIN 116049111 · Headquarters: Port Washington, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Manorhaven Pta

    EIN 113016106 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Marilyn M Barman Charitable Trust

    EIN 116431196 · Headquarters: PORT WASHINGTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  46. Mias Corner Inc

    EIN 414518564 · Headquarters: Port Washington, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. My Brothers Keeper International Inc

    EIN 821925112 · Headquarters: Port Washington, NY, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  48. Nassau Cemetery Association

    EIN 111808226 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Nassau County Assoc of School Bus Officials Co Kathleen Manuel

    EIN 113309720 · Headquarters: PORT WASHINGTON, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Nassau Firefighters Memorial Endowment Association

    EIN 205589826 · Headquarters: Port Washington, NY, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Native Greenway Corp

    EIN 831464750 · Headquarters: PORT WASHINGTON, NY, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  52. New Artention Inc

    EIN 393181809 · Headquarters: Port Washington, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. New York Oceanographic Foundation

    EIN 237007471 · Headquarters: PORT WASHINGTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  54. New York Society of Mortgage Professionals

    EIN 133812212 · Headquarters: Port Washington, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  55. New York State Safe Deposit Association

    EIN 136165662 · Headquarters: Port Washington, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Nicholas Center Ltd

    EIN 452022370 · Headquarters: PORT WASHINGTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. North Hempstead Country Club

    EIN 111139660 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. North Hempstead Country Corp

    EIN 112131190 · Headquarters: PORT WASHINGTON, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. North Hempstead Senior Chorus Inc

    EIN 834235699 · Headquarters: Port Washington, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. North Shore Animal League America

    EIN 111666852 · Headquarters: Port Washington, NY, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. North Shore Audubon Society

    EIN 237336682 · Headquarters: Port Washington, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. North Shore Yacht Club Inc

    EIN 111125534 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. P W Y C Land Co Inc

    EIN 112046099 · Headquarters: Port Washington, NY, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  64. P W Y C Land Company No 2 Inc

    EIN 113276363 · Headquarters: PORT WASHINGTON, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Paca Inc

    EIN 161632463 · Headquarters: PORT WASHINGTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  66. Parasites Without Borders Inc

    EIN 812833673 · Headquarters: PORT WASHINGTON, NY, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Patient Sharing for Global Caring Inc

    EIN 822079631 · Headquarters: PORT WASHINGTON, NY, US · Health Care · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  68. Peoples Light and Hope Inc

    EIN 474314841 · Headquarters: PORT WASHINGTON, NY, US · Religion Related · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  69. Peter & Jeri Dejana Foundation

    EIN 276985468 · Headquarters: PORT WASHINGTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  70. Philip John Bernstein Memorial Scholarship Fund Inc

    EIN 842975058 · Headquarters: Port Washington, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  71. Phoebe Lynn Lewis Foundation Inc

    EIN 811734790 · Headquarters: Port Washington, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Photography Club of Long Island

    EIN 823382454 · Headquarters: Port Washington, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Piano for Patients Inc

    EIN 461144468 · Headquarters: Port Washington, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Play Troupe Inc

    EIN 112473120 · Headquarters: PORT WASHINGTON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Polish American Museum

    EIN 112470669 · Headquarters: Port Washington, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Poppy's Special Friends Inc

    EIN 203414890 · Headquarters: PORT WASHINGTON, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Port Counseling Center Inc

    EIN 237083552 · Headquarters: PORT WASHINGTON, NY, USA · Mental Health & Crisis Intervention · Latest available filing year: 2013 · Primary form: IRS Form 990

  78. Port Stem Inspires Inc

    EIN 392651636 · Headquarters: Port Washington, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Port Summer Show Inc

    EIN 474950985 · Headquarters: PORT WASHINGTON, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Port Washington Adult Activities Center Inc

    EIN 237069390 · Headquarters: PORT WASHINGTON, NY, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  81. Port Washington Aides Association

    EIN 237444475 · Headquarters: Port Washington, NY, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  82. Port Washington Chamber of Commerce Inc

    EIN 111843975 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. Port Washington Children's Center

    EIN 112462594 · Headquarters: PORT WASHINGTON, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Port Washington Christmas Celebration Inc

    EIN 884235558 · Headquarters: Port Washington, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Port Washington Education Foundation

    EIN 743027311 · Headquarters: PORT WASHINGTON, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Port Washington Estates Association Inc

    EIN 112393228 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  87. Port Washington Exempt Firemen's Benevol

    EIN 116025495 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Port Washington Fire Department

    EIN 113048413 · Headquarters: Port Washington, NY, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. Port Washington Garden Club

    EIN 364608558 · Headquarters: Port Washington, NY, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  90. Port Washington Korean Parents Association Inc

    EIN 262141161 · Headquarters: Port Washington, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Port Washington Library Foundation Inc

    EIN 113007598 · Headquarters: PORT WASHINGTON, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Port Washington Parent Resource Ctr

    EIN 112576659 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Port Washington Parents Council Inc

    EIN 113427838 · Headquarters: Port Washington, NY, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  94. Port Washington Parks Conservancy Inc

    EIN 208509228 · Headquarters: PORT WASHINGTON, NY, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  95. Port Washington Pba Benevolent Association

    EIN 112889946 · Headquarters: PORT WASHINGTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Port Washington Police Athletic Legue In

    EIN 111889426 · Headquarters: PORT WASHINGTON, NY, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. Port Washington Police Foundation Inc

    EIN 824195326 · Headquarters: PORT WASHINGTON, NY, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. Port Washington Protection Fire Engine Co No 1 Inc

    EIN 112975550 · Headquarters: PORT WASHINGTON, NY, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Port Washington Soccer Club Inc

    EIN 112700161 · Headquarters: PORT WASHINGTON, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Port Washington Teachers Association Scholarship Foundation

    EIN 270557708 · Headquarters: Port Washington, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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