Nonprofits in Connecticut

Nonprofits in Connecticut. Browse 26,993 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. Afms Foundation Inc

    EIN 842004157 · Headquarters: GLASTONBURY, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  2. Afoofa Inc

    EIN 843363432 · Headquarters: FAIRFIELD, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Afri Sickle Cell Foundation

    EIN 334204521 · Headquarters: Glastonbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Afribuk Society Inc

    EIN 863618959 · Headquarters: Wilton, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Africa Education Partnership Inc

    EIN 274082470 · Headquarters: SOUTH WINDSOR, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Africa2world Foundation

    EIN 934589903 · Headquarters: SHELTON, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. African American Collections Inc

    EIN 822840171 · Headquarters: BRANFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. African American Cultural Center Inc

    EIN 332371806 · Headquarters: Middletown, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. African American Fraternity Realizing Independent Conscious Ac

    EIN 851830628 · Headquarters: DERBY, CT, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  10. African American Society 024

    EIN 921474834 · Headquarters: HAMDEN, CT, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  11. African Caribbean American Parents of Children with Disabilities Inc

    EIN 061614989 · Headquarters: HARTFORD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. African Christian Biography Friends Corporation

    EIN 992804442 · Headquarters: New Haven, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. African Christian Fellowship New Haven Inc

    EIN 260685911 · Headquarters: WOODBRIDGE, CT, US · Religion Related · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  14. African Community of Connecticut

    EIN 453786950 · Headquarters: Stamford, CT, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  15. African Community Services Inc

    EIN 275366629 · Headquarters: east hartford, CT, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  16. African Families Synergy Inc

    EIN 262991945 · Headquarters: Bridgeport, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. African Rise a Nj Nonprofit Corporation

    EIN 393400594 · Headquarters: New Haven, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Africaphilantropies Inc

    EIN 320295800 · Headquarters: Norwich, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Afrikan-american Cultural Awareness Association Inc

    EIN 061456107 · Headquarters: New Milford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  20. Afrikaner Friends of Hope Inc

    EIN 851316506 · Headquarters: Prospect, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Afrique Prospere Education Inc

    EIN 872719905 · Headquarters: Ansonia, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Afro Caribbean Cultural Center Inc

    EIN 882014721 · Headquarters: WATERBURY, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Afsap Management Company I Inc

    EIN 261518768 · Headquarters: new canaan, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  24. Afscme

    EIN 474696170 · Headquarters: New Britain, CT, US · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  25. Afscme - Local Union 2405

    EIN 237298427 · Headquarters: NORWALK, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  26. AFSCME 3713 CT Local

    EIN 061318705 · Headquarters: Vernon Rockville, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Afscme Connecticut Council 4

    EIN 060797646 · Headquarters: NEW BRITAIN, CT, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. AFSCME Council 4 OPC

    EIN 912063416 · Headquarters: NEW BRITAIN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Afscme Ct Retirees Chapter 4

    EIN 061353564 · Headquarters: New Britain, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  30. Afscme Local 1278

    EIN 320403400 · Headquarters: Kensington, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  31. Afscme Local 2706

    EIN 066089128 · Headquarters: WEST HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Afscme Local 478 State of Ct Clericals

    EIN 061071816 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. Afscme Local 704

    EIN 061074932 · Headquarters: ROCKY HILL, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  34. Aft Connecticut Black Caucus

    EIN 932236924 · Headquarters: HARTFORD, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. After School Arts Program Inc

    EIN 201308465 · Headquarters: WASHINGTON DEPOT, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. After the Storm Inc

    EIN 383797452 · Headquarters: ROCKFALL, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  37. After You Adopt Inc

    EIN 202263778 · Headquarters: Avon, CT, US · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  38. Agabur Foundation Inc C/o Gerhard Austin

    EIN 061284793 · Headquarters: STORRS, CT, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  39. Agape Beacon Outreach Ministries Inc

    EIN 464890165 · Headquarters: Berlin, CT, US · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. Agape House Fellowship C/o Jonathan Dubose

    EIN 274745013 · Headquarters: BRIDGEPORT, CT, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. Agape Inc

    EIN 060916542 · Headquarters: North Haven, CT, US · Religion Related · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  42. Agape Kids Incorporated

    EIN 821719744 · Headquarters: Voluntown, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Agape Love Foundation Inc

    EIN 454847406 · Headquarters: New London, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  44. Agape Outreach Camp Inc

    EIN 223035719 · Headquarters: Southbury, CT, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  45. Agape Society Inc

    EIN 201886229 · Headquarters: Fairfield, CT, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  46. Agbenyo Foundation Inc

    EIN 333084199 · Headquarters: Danbury, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Agc of Connecticut Foundation Inc

    EIN 814763264 · Headquarters: Wethersfield, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Agency on Aging of South Central Connecticut

    EIN 060915531 · Headquarters: NORTH HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  49. Agents of Hale Inc

    EIN 474273306 · Headquarters: West Hartford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Aglow International

    EIN 223273936 · Headquarters: Enfield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Aglow International

    EIN 260252506 · Headquarters: Torrington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Aglow International

    EIN 263625562 · Headquarters: Torrington CT, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  53. Aglow International

    EIN 510186717 · Headquarters: Torrington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Aglow International

    EIN 510238728 · Headquarters: Torrington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Aglow International

    EIN 930773115 · Headquarters: Torrington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Aglow International

    EIN 930873239 · Headquarters: Torrington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Agonaman Kuo of North America Inc

    EIN 271717475 · Headquarters: WEST HAVEN, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Agora Corp

    EIN 994739896 · Headquarters: Sandy Hook, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  59. Agrawal Jajodia Foundation

    EIN 813534536 · Headquarters: WEST HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  60. Ah Cert Association

    EIN 834340049 · Headquarters: Andover, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. AHA Development Corp

    EIN 061413848 · Headquarters: Beacon Falls, CT, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  62. Ahenfo Ne Ahemaa Kuo Worldwide

    EIN 853096866 · Headquarters: STRATFORD, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Ahepa 110 Inc

    EIN 061160495 · Headquarters: NORWICH, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Ahepa 110-Ii Inc

    EIN 223433990 · Headquarters: NORWICH, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Ahepa 110-Iii Inc

    EIN 753030804 · Headquarters: NORWICH, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Ahepa 250 Inc

    EIN 222855925 · Headquarters: NIANTIC, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Ahepa 250-Ii Inc

    EIN 223265024 · Headquarters: WATERFORD, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Ahepa 250-Iii Inc

    EIN 061422444 · Headquarters: GROTON, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Ahepa 250-Iv Inc

    EIN 204556679 · Headquarters: NIANTIC, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Ahepa 250-V Inc

    EIN 264231174 · Headquarters: NIANTIC, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Ahepa 58 Inc

    EIN 061084245 · Headquarters: WETHERSFIELD, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Ahepa Hartford Foundation Inc C/o John Melonopoulos

    EIN 311581354 · Headquarters: WETHERSFIELD, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Ahepa New London Foundation Inc

    EIN 311588062 · Headquarters: Niantic, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Ahepa Norwich Foundation Inc

    EIN 311562205 · Headquarters: Norwich, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Ahern Whalen Baseball

    EIN 753234182 · Headquarters: Middletown, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Ahha

    EIN 413531569 · Headquarters: Baltic, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Ahladini Foundation

    EIN 844970638 · Headquarters: Farmington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Ahlan-ny

    EIN 834195207 · Headquarters: GREENWICH, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. Ahm Trust

    EIN 824882758 · Headquarters: Stamford, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Ahsas School Inc

    EIN 994552403 · Headquarters: West Suffield, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Ahsctri

    EIN 261709295 · Headquarters: Groton, CT, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  82. Ai Innovation for Social Impact Inc

    EIN 394666423 · Headquarters: Meriden, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Aia Connecticut Inc a Chapter of the Aia

    EIN 060847099 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Aid a Pet Incorporated

    EIN 842942374 · Headquarters: Glastonbury, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Aid for Orphans Relief Foundation Inc

    EIN 272490061 · Headquarters: HAMDEN, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Aid to Artisans Inc

    EIN 042577837 · Headquarters: Hartford, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  87. Aida-us Chapter Inc

    EIN 133804855 · Headquarters: Greenwich, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  88. Aideful Homecare Agency

    EIN 333839757 · Headquarters: NORWALK, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. AIDS Alliance of Greenwich

    EIN 223338373 · Headquarters: Greenwich, CT, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  90. AIDS Interfaith Network Inc

    EIN 061312407 · Headquarters: NEW HAVEN, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  91. AIDS Project Hartford Inc

    EIN 061188947 · Headquarters: HARTFORD, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2012 · Primary form: IRS Form 990

  92. AIDS Walk New Haven

    EIN 263030399 · Headquarters: NEW HAVEN, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  93. Aiken School Pto Inc

    EIN 061158259 · Headquarters: West hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Aim Community Initiative Co

    EIN 394784675 · Headquarters: Meriden, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Aim for a Cure Inc

    EIN 208935518 · Headquarters: NORWALK, CT, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  96. Aim For The Stars Inc

    EIN 392666334 · Headquarters: Northfield, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. Aimforabettertomorrow Inc

    EIN 474934935 · Headquarters: New Hartford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  98. Air Conservation Trust Inc

    EIN 061042992 · Headquarters: Greenwich, CT, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  99. Air Force Association

    EIN 061377169 · Headquarters: NEW CANAAN, CT, US · Public & Societal Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  100. Air Force Association

    EIN 510242325 · Headquarters: Enfield, CT, US · Public & Societal Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

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