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. Anns Place Inc

    EIN 223181832 · Headquarters: DANBURY, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Annual Multicultural Business Youth Educational Services

    EIN 222573324 · Headquarters: DANBURY, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Annunciation of Stamford Capital Campaign Inc

    EIN 852660780 · Headquarters: STAMFORD, CT, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Another Farm Friends Inc

    EIN 933370297 · Headquarters: Roxbury, CT, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Another Farm Inc

    EIN 861651996 · Headquarters: Woodbury, CT, USA · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  6. Ansell Family Foundation Inc

    EIN 813723108 · Headquarters: GREENWICH, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  7. Ansonia Civil Defense Rescue Association

    EIN 061563411 · Headquarters: Ansonia, CT, US · Crime & Legal Related · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  8. Ansonia Community Action Inc

    EIN 060849740 · Headquarters: ANSONIA, CT, USA · Human Services · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  9. Ansonia Community Organic Gardeners Inc

    EIN 300595575 · Headquarters: Ansonia, CT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  10. Ansonia Federation of Education Personnel

    EIN 992034789 · Headquarters: Ansonia, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Ansonia Federation of Teachers C/o Pamela Mudry

    EIN 066083844 · Headquarters: ANSONIA, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. Ansonia Middle School Parent Teacher Student Organization

    EIN 264536283 · Headquarters: ANSONIA, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Ansonia Police Union

    EIN 061226326 · Headquarters: ANSONIA, CT, USA · Employment · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  14. Ansonia Rod & Gun Club

    EIN 066069233 · Headquarters: ANSONIA, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Ansonia Soccer Club Inc

    EIN 833318034 · Headquarters: ANSONIA, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Ansonia Youth Cheer Inc

    EIN 811953020 · Headquarters: Ansonia, CT, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Ansonia Youth Football & Cheer Inc

    EIN 453911496 · Headquarters: Ansonia, CT, USA · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  18. Answer the Call Ministries Inc

    EIN 200896710 · Headquarters: Torrington, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Antares Educational Services Corp

    EIN 932585564 · Headquarters: West Haven, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Anti-racism in Action Inc

    EIN 853904390 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Antique Carriage and Sleigh Museum Inc

    EIN 800685596 · Headquarters: Salem, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  22. Antique Veterans of Connecticut Shoreline

    EIN 562328913 · Headquarters: Niantic, CT, US · Public & Societal Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  23. Antonacci Macary Scholarships

    EIN 461884809 · Headquarters: Prospect, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. Anxiety Stops Here

    EIN 413392902 · Headquarters: East Hampton, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Apaches Promise Inc

    EIN 464475508 · Headquarters: STAMFORD, CT, US · Animal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  26. Apex Community Care Inc

    EIN 222951387 · Headquarters: DANBURY CT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Apex Youth Foundation Inc

    EIN 264355186 · Headquarters: DERBY, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  28. Apic New England

    EIN 510152160 · Headquarters: OAKVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  29. Apics Hartford County Chapter 6 Inc

    EIN 061026254 · Headquarters: HARTFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  30. Apk Charities Corporation

    EIN 465456912 · Headquarters: MADISON, CT, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Apko Inc

    EIN 882182593 · Headquarters: Stamford, CT, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Apnha Place to Nourish Your Health

    EIN 222506184 · Headquarters: NEW HAVEN, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Apostle Immigrant Services

    EIN 271023812 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Apostles of the Sacred Heart Clelian Center Inc

    EIN 061316459 · Headquarters: Hamden, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Apostolate of the Mass Inc

    EIN 061264858 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  36. Apostolic Ark Pentecostal Church of Hartford

    EIN 844350965 · Headquarters: Hartford, CT, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Apostolic Resource Center Inc

    EIN 900490110 · Headquarters: Old Saybrook, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  38. App to Succeed Inc

    EIN 462502213 · Headquarters: Stamford, CT, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  39. Applied Behavioral Rehabilitation Instit

    EIN 061520511 · Headquarters: BRIDGEPORT, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Applied Evolutionary Psychology Society a Nj Nonprofit Coroporatio

    EIN 454347906 · Headquarters: TRUMBULL, CT, US · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. APT Foundation

    EIN 237061218 · Headquarters: New Haven, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Aqua Jets Swim Club Inc

    EIN 223103310 · Headquarters: MILFORD, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Aquaculture Foundation Inc

    EIN 061301154 · Headquarters: ESSEX, CT, US · Science & Technology · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  44. Aquatic Animal Life Support Operators Inc

    EIN 593506990 · Headquarters: WATERFORD, CT, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Arabelle a Meigs Hull Trust Uw Fbo Henry

    EIN 066020947 · Headquarters: ESSEX, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  46. Arabian Horse Club of Ct

    EIN 222540726 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. Arabian Horse Promotional Fund Inc

    EIN 830535751 · Headquarters: BRIDGEWATER, CT, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Arazzo Music Festival Inc

    EIN 932965574 · Headquarters: LEBANON, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Arc Corp

    EIN 301251665 · Headquarters: Weston, CT, USA · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990

  50. Arc of Greater New Haven Inc

    EIN 060677782 · Headquarters: HAMDEN, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Arc Sacred Center Inc

    EIN 452529981 · Headquarters: MONROE, CT, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  52. Arcadia Mer

    EIN 311123358 · Headquarters: MYSTIC, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  53. Archaeological Associates of Greenwich Inc

    EIN 061059394 · Headquarters: Greenwich, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  54. Archaeological Society of Connecticut Inc

    EIN 066063418 · Headquarters: Wethersfield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Archbishop Henry J O Brien Assembly No 2002

    EIN 261974208 · Headquarters: Unionville, CT, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  56. Archbishop John F Whealon Assembly

    EIN 061375257 · Headquarters: Rocky Hill, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Archdiocese of Hartford Investment Trust

    EIN 651247825 · Headquarters: BLOOMFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  58. Archibald & Fannie E Board Mem Tr

    EIN 066171616 · Headquarters: STONINGTON, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-PF

  59. Architecture Initiative Inc

    EIN 810786173 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  60. Architecture Is Free Foundation Inc

    EIN 862226837 · Headquarters: Westport, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Architecture Lobby

    EIN 465071798 · Headquarters: New Haven, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  62. Architecture Resource Center Inc

    EIN 010831609 · Headquarters: NEW HAVEN, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. Archway Inc

    EIN 061520154 · Headquarters: GUILFORD, CT, USA · International, Foreign Affairs & National Security · Latest available filing year: 2016 · Primary form: IRS Form 990

  64. Arcofhopetogo

    EIN 873720247 · Headquarters: Bridgeport, CT, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  65. Are You Dense Advocacy Inc

    EIN 274863906 · Headquarters: WOODBURY, CT, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Are You Dense Inc

    EIN 263643216 · Headquarters: WOODBURY, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Area - Agape Real Estate Associates Inc

    EIN 991239447 · Headquarters: Danbury, CT, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Area 11 Connecticut General Service Committee Inc

    EIN 200057803 · Headquarters: Meridan, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. Area Congregations Together Inc

    EIN 222653859 · Headquarters: SHELTON, CT, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990

  70. Arena Global Network

    EIN 922497172 · Headquarters: Brookfield, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Arena of Fire International

    EIN 830906594 · Headquarters: Hartford, CT, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Arena Parents Club Inc

    EIN 061073498 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Arethusa Farm Foundation Inc

    EIN 932251735 · Headquarters: Litchfield, CT, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Argenson & Demmert Philanthropy Inc

    EIN 335052444 · Headquarters: LAKEVILLE, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. Ari of Connecticut Inc

    EIN 060712017 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Arica Institute Inc

    EIN 132687268 · Headquarters: KENT, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Ark Education Initiative Inc Fka Innovation Foundation Inc

    EIN 854306455 · Headquarters: WILTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  78. Ark of Christ Ministries International Ltd

    EIN 760715400 · Headquarters: Bridgeport, CT, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  79. Ark of Hope Rescue Rebuild and Restore Inc

    EIN 452516511 · Headquarters: Bridgeport, CT, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  80. Arkaios

    EIN 471929929 · Headquarters: Avon, CT, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  81. Arm 2 Arm

    EIN 651286833 · Headquarters: NEWINGTON, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Arm and Leg Inc

    EIN 812817177 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. ArmonkYouthSports FoundationLtd

    EIN 262495986 · Headquarters: New Fairfield, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Armstrong Angel Foundation

    EIN 810778752 · Headquarters: RIVERSIDE, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  85. Armstrong Chamber Concerts Inc

    EIN 222564700 · Headquarters: greenwich, CT, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  86. Armstrong Retirement Outing Committee

    EIN 472283549 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  87. Army Aviation Association of America

    EIN 384090274 · Headquarters: Monroe, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  88. Army Aviation Association of America

    EIN 521347490 · Headquarters: Monroe, CT, US · Public & Societal Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  89. Army Aviation Association of America Inc

    EIN 061273943 · Headquarters: Monroe, CT, US · Public & Societal Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  90. Army Aviation Association of America Inc

    EIN 061325961 · Headquarters: Monroe, CT, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  91. Army Aviation Association of America Inc

    EIN 061353034 · Headquarters: Monroe, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Army Aviation Association of America Inc

    EIN 061426700 · Headquarters: Monroe, CT, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  93. Army Aviation Association of America Inc

    EIN 061446453 · Headquarters: Monroe, CT, US · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  94. Army Aviation Association of America Inc

    EIN 061449313 · Headquarters: Monroe, CT, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  95. Army Aviation Association of America Inc

    EIN 061481800 · Headquarters: Monroe, CT, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  96. Army Aviation Association of America Inc

    EIN 066041235 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Army Aviation Association of America Inc

    EIN 237118315 · Headquarters: Monroe, CT, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  98. Army Aviation Association of America Inc

    EIN 237314822 · Headquarters: Monroe, CT, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  99. Army Aviation Association of America Inc

    EIN 320568519 · Headquarters: Monroe, CT, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  100. Army Aviation Association of America Inc

    EIN 384035212 · Headquarters: Monroe, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

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