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. Connex Credit Union

    EIN 060655052 · Headquarters: NORTH HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Connexcares Inc

    EIN 882172295 · Headquarters: North Haven, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Connor Sheehan Fund Inc

    EIN 861299717 · Headquarters: Redding, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Connor Swan Memorial Fund

    EIN 200138354 · Headquarters: Somers, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Connpirg Citizen Lobby Inc

    EIN 061341175 · Headquarters: West Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Connpirg Education Fund Inc

    EIN 061341177 · Headquarters: WEST HARTFORD, CT, US · Public & Societal Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  7. Connscious Heart Laborers Corporation

    EIN 873040889 · Headquarters: Hartford, CT, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  8. Connstep Inc

    EIN 061583910 · Headquarters: HARTFORD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Conquer Brain Tumors Inc

    EIN 824389427 · Headquarters: HADDAM, CT, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Conscious Capitalism Connecticut Inc

    EIN 824360860 · Headquarters: Milford, CT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Conscious Inc

    EIN 842813582 · Headquarters: HARTFORD, CT, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  12. Conservation and Education Reptile Rescue Inc

    EIN 884128747 · Headquarters: Enfield, CT, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. Conservative Care Inc

    EIN 463842728 · Headquarters: NAUGATUCK, CT, USA · Crime & Legal Related · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  14. Conserving Tolland Inc

    EIN 061829646 · Headquarters: tolland, CT, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  15. Consonare Choral Community Incorporated

    EIN 825430902 · Headquarters: Mansfield Center, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Consortium for International Maritime Heritage Inc

    EIN 472766183 · Headquarters: WESTON, CT, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  17. Consortium for Sustainable Development Inc

    EIN 921582656 · Headquarters: Higganum, CT, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  18. Consortium of Eastern Regional Theatres Inc

    EIN 462777460 · Headquarters: Cos Cob, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Constance B Ripley Land Trust

    EIN 060955824 · Headquarters: LITCHFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  20. Construction and General Laborers' Local Union No 230 Realty Trust

    EIN 061414301 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  21. Construction Education Center Inc

    EIN 830462497 · Headquarters: PLAINVILLE, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Construction Financial Management Association

    EIN 061219099 · Headquarters: GLASTONBURY, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Construction Management Association of America

    EIN 412102218 · Headquarters: Rocky Hill, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Construction Science Education Foundation of Hartford Inc

    EIN 061200383 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Construction Workforce Initiative 2 Inc

    EIN 743227736 · Headquarters: NEW HAVEN, CT, USA · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990

  26. Consumer Credit Research Foundation

    EIN 200919672 · Headquarters: GREENWICH, CT, USA · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  27. Consumer Rights Coalition Inc

    EIN 264159484 · Headquarters: GREENWICH, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990

  28. Contagiously Kind Network Inc

    EIN 463816198 · Headquarters: Hartford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Contemplate Inc

    EIN 850926383 · Headquarters: Canterbury, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Contemplative Medical Centerinc

    EIN 223170730 · Headquarters: BETHLEHEM, CT, USA · Health Care · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  31. Contingent Inc

    EIN 832403853 · Headquarters: Vernon Rockville, CT, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  32. Continuing Care Retirement Community Of

    EIN 061402215 · Headquarters: Stamford, CT, USA · Human Services · Latest available filing year: 2010 · Primary form: IRS Form 990

  33. Continuum Home Health Inc

    EIN 061600685 · Headquarters: NEW HAVEN, CT, USA · Health Care · Latest available filing year: 2018 · Primary form: IRS Form 990

  34. Continuum Management Corporation

    EIN 061043193 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Continuum of Care, Inc.

    EIN 060836524 · Headquarters: New Haven, CT, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Continuum Supportive Housing of West Hartford Inc

    EIN 061474439 · Headquarters: NEW HAVEN, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Continuum Supportive Housing of Wethersfield Inc

    EIN 061474437 · Headquarters: NEW HAVEN, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Conundrum Inc

    EIN 061453455 · Headquarters: W Hartford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  39. Conversations Inc

    EIN 061490603 · Headquarters: West Hartford, CT, USA · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  40. Conversations on the Greeninc

    EIN 834438861 · Headquarters: WASHINGTON, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Cook and Grow

    EIN 275025307 · Headquarters: BRIDGEPORT, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Cookie for a Cause Inc

    EIN 334518895 · Headquarters: RIVERSIDE, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. Cool Dreams 20 Inc

    EIN 810773402 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  44. Cool Thinking Inc

    EIN 260570001 · Headquarters: Rowayton, CT, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  45. Coop Center for Creativity Inc

    EIN 272395391 · Headquarters: NEW HAVEN, CT, USA · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  46. Cooperative Educational Services Foundation Inc

    EIN 450566905 · Headquarters: Trumbull, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Coordinated Health Mutual Inc

    EIN 454748792 · Headquarters: Farmington, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. Copper Beech Institute Inc

    EIN 462785140 · Headquarters: West Hartford, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Copper Valley Club

    EIN 060702858 · Headquarters: CHESHIRE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Coram Cemetery Association Inc

    EIN 060950971 · Headquarters: Shelton, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Coram Deo Inc

    EIN 260801387 · Headquarters: NEW BRITAIN, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Corawill Inc

    EIN 461071238 · Headquarters: Danbury, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Corbet Family Foundation

    EIN 854039973 · Headquarters: NEW CANAAN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  54. Corcoran Sundquist American Legion Post 83

    EIN 060901906 · Headquarters: BRANFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Core 5 Inc

    EIN 272500368 · Headquarters: ORANGE, CT, USA · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  56. Core Trauma Healing Center

    EIN 814042174 · Headquarters: Hebron, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Corey for Senate

    EIN 822434991 · Headquarters: TORRINGTON, CT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  58. Corinthian Lodge 63 AF & AM

    EIN 237003050 · Headquarters: North Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. Corinthian Temple Building Association

    EIN 261415195 · Headquarters: North Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. Cornelia and Michael Bessie Foundation

    EIN 262341663 · Headquarters: WEST HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  61. Cornelia Bessie Memorial Foundation

    EIN 831183294 · Headquarters: WEST HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  62. Cornelia De Lange Syndrome Foundation

    EIN 061057497 · Headquarters: AVON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Cornell Poker Club

    EIN 331351308 · Headquarters: Greenwich, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Cornell Scott Rwc Qalicb Inc

    EIN 843076119 · Headquarters: NEW HAVEN, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Cornell Scott-Hill Health Center

    EIN 060870990 · Headquarters: NEW HAVEN, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Cornell Scott-hill Health Center Foundation

    EIN 884151352 · Headquarters: NEW HAVEN, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Corners

    EIN 920922519 · Headquarters: Stamford, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. Cornerstone Community Development Corporation

    EIN 260079199 · Headquarters: Norwalk, CT, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Cornerstone Educational Support Inc

    EIN 931543512 · Headquarters: Manchester, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Cornerstone Foundation Inc

    EIN 222587192 · Headquarters: ROCKVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Cornerstone Home & Gardens Inc

    EIN 274344359 · Headquarters: Ridgefield, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Cornerstone Project Inc

    EIN 262698020 · Headquarters: MYSTIC, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Cornwall Association Inc

    EIN 061330767 · Headquarters: CORNWALL, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Cornwall Bridge Ideas Inc

    EIN 812538201 · Headquarters: Cornwall Bridge, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Cornwall Cemetery Association

    EIN 066037884 · Headquarters: Cornwall, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Cornwall Child Center Inc

    EIN 237373735 · Headquarters: WEST CORNWALL, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Cornwall Chronicle Inc

    EIN 061336832 · Headquarters: West Cornwall, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Cornwall Conservation Trust Inc

    EIN 061203660 · Headquarters: West Cornwall, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. Cornwall Elderly Housing Corporation

    EIN 273932792 · Headquarters: CORNWALL, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Cornwall Historical Society Inc

    EIN 066073400 · Headquarters: CORNWALL, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Cornwall Hollow Cemetery Association Inc

    EIN 066035269 · Headquarters: Falls Village, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Cornwall Housing Corporation

    EIN 222959566 · Headquarters: CORNWALL, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Cornwall Library Association Inc

    EIN 060669590 · Headquarters: CORNWALL, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Cornwall Village Improvement Society

    EIN 066042508 · Headquarters: CORNWALL BRG, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Cornwall Womans Society Inc

    EIN 811232822 · Headquarters: Cornwall, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Corporal Henry Toberman Post No 938 Veterans of Foreign Wars

    EIN 921093757 · Headquarters: Willington, CT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Corporate Angel Network Inc

    EIN 136143014 · Headquarters: DANBURY, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Corporation for Children Inc

    EIN 202752421 · Headquarters: Brookfield, CT, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  89. Corporation for Independent Living

    EIN 061008590 · Headquarters: HARTFORD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Corporation for Public Management

    EIN 042707044 · Headquarters: enfield, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Corporation for Urban Home Ownership of New Haven

    EIN 061045493 · Headquarters: NEW HAVEN, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Correctional Education Association Ct

    EIN 820571254 · Headquarters: Wethersfield, CT, US · Crime & Legal Related · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  93. Corvettes Limited of Connecticut

    EIN 060995298 · Headquarters: MANCHESTER, CT, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  94. Cory and Donna Gabel Foundation Inc

    EIN 814183873 · Headquarters: Simsbury, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Cos Cob Archers Inc

    EIN 061135292 · Headquarters: cos cob, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Cos Cob Crushers Inc

    EIN 463623533 · Headquarters: Cos Cob, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Cos Cob Revolver & Rifle Club Inc

    EIN 066052196 · Headquarters: COS COB, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Cos Cob Volunteer Fire Co #1 Inc

    EIN 066064017 · Headquarters: Cos Cob, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Cos Cob Volunteer Services Foundation Inc

    EIN 061214831 · Headquarters: Cos Cob, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2023 · Primary form: IRS Form 990

  100. Costa Doro Foundation C/o Andersen Tax Llc

    EIN 843250626 · Headquarters: OLD GREENWICH, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

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