Nonprofits in Hartford, Connecticut

Nonprofits in Hartford, Connecticut. Browse 1,175 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. Connecticut Association for Human Services Inc

    EIN 060653158 · Headquarters: HARTFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Connecticut Association of Agricultural Educators

    EIN 471040658 · Headquarters: HARTFORD, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Connecticut Association of Latin Americans in Higher Education Inc

    EIN 222562167 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Connecticut Association of Nonprofits Inc

    EIN 060955333 · Headquarters: HARTFORD, CT, USA · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990

  5. Connecticut Association of Realtors Foundation Inc

    EIN 264102992 · Headquarters: HARTFORD, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Connecticut Association of Realtors Inc

    EIN 060766926 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. Connecticut Automotive Retailers Association Inc

    EIN 060302510 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Connecticut Ballet Inc

    EIN 061039302 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Connecticut Bar Foundation

    EIN 066079763 · Headquarters: HARTFORD, CT, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Connecticut Business and Industry Association Inc

    EIN 060439660 · Headquarters: Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Connecticut Captive Insurance Association Inc

    EIN 454926404 · Headquarters: Hartford, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. Connecticut Catholic Public Affairs Conference Inc

    EIN 010941732 · Headquarters: HARTFORD, CT, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Connecticut Center for a New Economy Inc

    EIN 061582994 · Headquarters: HARTFORD, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Connecticut Center for Nonviolence

    EIN 260890808 · Headquarters: HARTFORD, CT, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Connecticut Center for the Book Incorporated

    EIN 223084563 · Headquarters: Hartford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  16. Connecticut Chapter of the Aaidd Inc

    EIN 061193772 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  17. Connecticut Chapter of the International Public Management

    EIN 222566895 · Headquarters: Hartford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  18. Connecticut Charter Schools Network Inc

    EIN 061584858 · Headquarters: HARTFORD, CT, USA · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  19. Connecticut Children's

    EIN 060646755 · Headquarters: HARTFORD, CT, United States · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  20. Connecticut Children's Alliance Inc

    EIN 270182554 · Headquarters: HARTFORD, CT, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Connecticut Children's Foundation

    EIN 222619869 · Headquarters: Hartford, CT, United States · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  22. Connecticut Children's Specialty Group Inc

    EIN 061446900 · Headquarters: HARTFORD, CT, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  23. Connecticut Citizen Action Group Inc

    EIN 060872695 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Connecticut Citizen Research Group Inc

    EIN 060889894 · Headquarters: HARTFORD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Connecticut Coalition for Environmental Justice Inc

    EIN 061511861 · Headquarters: HARTFORD, CT, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990

  26. Connecticut Coalition for Inclusive Education for Students with Disabi

    EIN 061370888 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  27. Connecticut Coalition for Justice in Education Funding Inc

    EIN 562518924 · Headquarters: Hartford, CT, USA · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  28. Connecticut Coalition of Mutual Assistance Associations Inc

    EIN 061435113 · Headquarters: HARTFORD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2021 · Primary form: IRS Form 990

  29. Connecticut Coalition of Taft-hartley Health Funds Inc

    EIN 223176650 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Connecticut Coalition to End Homelessness Inc

    EIN 061126880 · Headquarters: HARTFORD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Connecticut Colleges Purchasing Group Inc

    EIN 208548469 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Connecticut Community for Addiction Recovery Inc

    EIN 061584908 · Headquarters: HARTFORD, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Connecticut Council for Interreligious Understanding Inc

    EIN 562401246 · Headquarters: Hartford, CT, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  34. Connecticut Council for Philanthropy

    EIN 237024016 · Headquarters: HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Connecticut Dance Alliance Inc

    EIN 061557001 · Headquarters: HARTFORD, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Connecticut Education Assoc Health & Benefits Plan

    EIN 020678121 · Headquarters: HARTFORD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Connecticut Education Association

    EIN 237106792 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Connecticut Education Association Inc

    EIN 060666277 · Headquarters: HARTFORD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Connecticut Education Foundation Inc

    EIN 061283404 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Connecticut Employment Lawyers Association Inc

    EIN 461685579 · Headquarters: Hartford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  41. Connecticut Fair Housing Center Inc

    EIN 061453727 · Headquarters: HARTFORD, CT, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Connecticut Farmland Trust Inc

    EIN 320007171 · Headquarters: Hartford, CT, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Connecticut Federation of School Administrators

    EIN 010824696 · Headquarters: Hartford, CT, US · Employment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  44. Connecticut Fire Department Instructors Association Inc

    EIN 432113790 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Connecticut Flight Club Inc

    EIN 454004074 · Headquarters: HARTFORD, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Connecticut for All

    EIN 920974841 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Connecticut for All Justice Fund Inc

    EIN 994736688 · Headquarters: Hartford, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Connecticut Gi Charitable Foundation Inc

    EIN 812920599 · Headquarters: HARTFORD, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  49. Connecticut Guitar Society Inc

    EIN 222768662 · Headquarters: HARTFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  50. Connecticut Harm Reduction Alliance Inc

    EIN 474312705 · Headquarters: HARTFORD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Connecticut Health Foundation Inc

    EIN 061057387 · Headquarters: HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  52. Connecticut Health System Inc

    EIN 222779421 · Headquarters: Hartford, CT, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  53. Connecticut Heritage Foundation

    EIN 061315704 · Headquarters: Hartford, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Connecticut High School Girls Hockey Association Inc

    EIN 931440524 · Headquarters: Hartford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Connecticut Hispanic Bar Association Inc

    EIN 061394107 · Headquarters: HARTFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Connecticut Housing and Development Corp

    EIN 141909094 · Headquarters: HARTFORD, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Connecticut Institute for Comm

    EIN 223320221 · Headquarters: HARTFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. Connecticut Institute for Social Entrepreneurship

    EIN 861805538 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Connecticut Internet Service Providers Association Inc

    EIN 061634587 · Headquarters: Hartford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  60. Connecticut Invention Convention

    EIN 223173317 · Headquarters: HARTFORD, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Connecticut Karen Community Association Inc

    EIN 454943721 · Headquarters: Hartford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  62. Connecticut Law Enforcement Officers Memorial Run Inc

    EIN 814777130 · Headquarters: Hartford, CT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Connecticut Main Street Center Inc

    EIN 061563290 · Headquarters: Hartford, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Connecticut Music Lovers Association Inc

    EIN 452598269 · Headquarters: hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  65. Connecticut National Guard Foundation Inc

    EIN 912188542 · Headquarters: Hartford, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. Connecticut National Organization for Women Foundation Inc

    EIN 311779805 · Headquarters: Hartford, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  67. Connecticut Network for Children and Youth Inc

    EIN 061319872 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Connecticut News Project Inc

    EIN 270583046 · Headquarters: HARTFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Connecticut Object Oriented Users Group Aka Cooug

    EIN 061417129 · Headquarters: Hartford, CT, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  70. Connecticut Oral Health Initiative

    EIN 522380576 · Headquarters: Hartford, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Connecticut Police & Fire Union Inc S0015 Protective Services Employees

    EIN 061052392 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Connecticut Professional Genealogists Council Inc

    EIN 061464386 · Headquarters: Hartford, CT, US · Science & Technology · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  73. Connecticut Public Broadcasting Endowment Inc

    EIN 811550005 · Headquarters: HARTFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Connecticut Public Broadcasting Inc

    EIN 060758938 · Headquarters: HARTFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Connecticut Public Broadcasting Real Estate Holding Company

    EIN 811536242 · Headquarters: HARTFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Connecticut Public Interest Research Group Inc

    EIN 060906331 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Connecticut Returned Peace Corps Volunteers Inc

    EIN 222995164 · Headquarters: Hartford, CT, US · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  78. Connecticut Scholars Incorporated

    EIN 822956699 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Connecticut Science Center Inc

    EIN 061538101 · Headquarters: HARTFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Connecticut Society of Governmental Accountants

    EIN 061099267 · Headquarters: hartford, CT, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  81. Connecticut Spirit Basketball

    EIN 061601200 · Headquarters: Hartford, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Connecticut State Building Trades Training Institute Inc

    EIN 874433919 · Headquarters: HARTFORD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Connecticut State Employees Assn

    EIN 060916888 · Headquarters: Hartford, CT, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  84. Connecticut State Employees Assn

    EIN 066140447 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Connecticut State Employees Assn

    EIN 264831651 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Connecticut State Employees Assn

    EIN 270944986 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Connecticut State Employees Assn

    EIN 271498267 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  88. Connecticut State Employees Assn

    EIN 271639182 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Connecticut State Employees Assn

    EIN 272227516 · Headquarters: Hartford, CT, US · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  90. Connecticut State Employees Assn

    EIN 272458598 · Headquarters: Hartford, CT, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  91. Connecticut State Employees Assn

    EIN 272999025 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Connecticut State Employees Assocation

    EIN 460701451 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  93. Connecticut State Employees Association

    EIN 060305224 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Connecticut State Employees Association

    EIN 060953455 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Connecticut State Employees Association

    EIN 060970207 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Connecticut State Employees Association

    EIN 060972165 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Connecticut State Employees Association

    EIN 061022449 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Connecticut State Employees Association

    EIN 061094380 · Headquarters: Hartford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  99. Connecticut State Employees Association

    EIN 061094382 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Connecticut State Employees Association

    EIN 061094384 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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