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. Connecticut Coalition for Environmental Justice Inc

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

  2. 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

  3. 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

  4. Connecticut Coalition for Organ and Tissue Donation Inc

    EIN 061346099 · Headquarters: ANDOVER, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Connecticut Coalition for Race Amity

    EIN 853235249 · Headquarters: SOUTH WINDSOR, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. 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

  7. Connecticut Coalition of Property Owners Inc

    EIN 060876196 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. 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

  9. Connecticut Coalition on Aging Inc

    EIN 061158169 · Headquarters: cheshire, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  10. Connecticut Coalition to End Homelessness Inc

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

  11. Connecticut Coalition to Improve End of Life Care Inc

    EIN 061635113 · Headquarters: Milford, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Connecticut College

    EIN 060646587 · Headquarters: NEW LONDON, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Connecticut College Community Radio Inc

    EIN 260117596 · Headquarters: New London, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Connecticut College of Emergency Physicians Inc

    EIN 237147398 · Headquarters: North Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Connecticut Colleges Chamber of Commerce Inc

    EIN 852559846 · Headquarters: Norwalk, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Connecticut Colleges Purchasing Group Inc

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

  17. Connecticut Communities Coalition Inc

    EIN 550889740 · Headquarters: Mystic, CT, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  18. Connecticut Community Bankers Association

    EIN 223050651 · Headquarters: Glastonbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Connecticut Community Bicycle Workshop Inc

    EIN 832709160 · Headquarters: NEW HAVEN, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Connecticut Community Boating Inc

    EIN 770682260 · Headquarters: ASHFORD, CT, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  21. Connecticut Community Care Inc

    EIN 061024632 · Headquarters: BRISTOL, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Connecticut Community Credit Union Inc

    EIN 060667223 · Headquarters: PAWCATUCK, CT, USA · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990

  23. Connecticut Community Facilities Development Corp

    EIN 842080575 · Headquarters: Torrington, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. 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

  25. Connecticut Community Gardening Association

    EIN 680603309 · Headquarters: New Haven, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Connecticut Community Horsemens Club

    EIN 333582875 · Headquarters: Bethany, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Connecticut Community Television

    EIN 223028338 · Headquarters: NORTH HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  28. Connecticut Composers Inc

    EIN 800348376 · Headquarters: Westport, CT, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  29. Connecticut Concert Ballet Inc

    EIN 222621940 · Headquarters: MANCHESTER, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  30. Connecticut Conference of Independent Colleges

    EIN 060841386 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Connecticut Conference on Volunteerism Inc

    EIN 061566878 · Headquarters: New Haven, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  32. Connecticut Conservation Associatio

    EIN 060880962 · Headquarters: Bridgeport, CT, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  33. Connecticut Conservation Officers Association Inc

    EIN 061314250 · Headquarters: Marlborough, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Connecticut Consortium of Education Foundations Inc

    EIN 912147282 · Headquarters: Weston, CT, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  35. Connecticut Construction Labor

    EIN 061474982 · Headquarters: HAMDEN, CT, USA · Employment · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  36. Connecticut Convention and Sports Bureau Inc

    EIN 060913792 · Headquarters: MIDDLETOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Connecticut Coordinating Committee

    EIN 061043714 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Connecticut Council 4 Afscme Building Co

    EIN 061257529 · Headquarters: NEW BRITAIN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Connecticut Council for Exceptional Children

    EIN 743132566 · Headquarters: Newington, CT, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. Connecticut Council for Humane

    EIN 510188130 · Headquarters: Guilford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. 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

  42. Connecticut Council for Philanthropy

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

  43. Connecticut Council for the Social Studies Inc

    EIN 873119208 · Headquarters: MILFORD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Connecticut Council of Administrators of Special Education

    EIN 223018116 · Headquarters: GLASTONBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Connecticut Council of Car Clubs Inc

    EIN 844869795 · Headquarters: East Windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  46. Connecticut Council of Catholic Women Archdiocese of Hartford Inc

    EIN 454008708 · Headquarters: WEST HAVEN, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Connecticut Council of Family Service Agencies Inc

    EIN 061184674 · Headquarters: NEW HAVEN, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Connecticut Council of Masajid, Inc.

    EIN 061349917 · Headquarters: Hamden, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  49. Connecticut Council of Organizations Serving the Deaf Inc

    EIN 237125968 · Headquarters: West Hartford, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Connecticut Council of Poets Laureate Inc

    EIN 933714759 · Headquarters: West Hartford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Connecticut Council of the Blind

    EIN 061538947 · Headquarters: Guilford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Connecticut Council of Trout Unlimited

    EIN 510208498 · Headquarters: NORWALK, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Connecticut Council on Adoption Inc

    EIN 060987626 · Headquarters: WEST HARTFORD, CT, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  54. Connecticut Council on Problem Gambling Inc

    EIN 222529245 · Headquarters: WEST HARTFROD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Connecticut Counseling Association

    EIN 223382430 · Headquarters: Milford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Connecticut Counseling Centers Fund Inc

    EIN 223243415 · Headquarters: WATERBURY, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Connecticut Counseling Centers Inc

    EIN 222515051 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Connecticut Court Appointed Special Advocates Inc

    EIN 823686568 · Headquarters: NEW HAVEN, CT, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Connecticut CPCU Society Chapter Inc

    EIN 463718779 · Headquarters: Cheshire, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. Connecticut Creditor Bar Association

    EIN 272490738 · Headquarters: NEW CANAAN, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Connecticut Cricket League Inc

    EIN 753021022 · Headquarters: Bloomfield, CT, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  62. Connecticut Cricket League Incorporated

    EIN 863378076 · Headquarters: BLOOMFIELD, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Connecticut Criminal Defense Lawyers Association

    EIN 061251962 · Headquarters: Waterbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Connecticut Criminal Justice and Educational and Chartable Assoc

    EIN 300052622 · Headquarters: ROCKY HILL, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Connecticut Critical Incident Stress Defriefing Network Inc

    EIN 061306469 · Headquarters: CROMWELL, CT, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  66. Connecticut Critics Circle

    EIN 813893908 · Headquarters: West Hartford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Connecticut Crossroads Project Inc

    EIN 814367067 · Headquarters: New Milford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Connecticut Cruise Ship Task Force Inc

    EIN 550874847 · Headquarters: STONINGTON, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  69. Connecticut Cubs

    EIN 832845518 · Headquarters: NEW HAVEN, CT, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  70. Connecticut Curlers Inc

    EIN 061488419 · Headquarters: BRIDGEPORT, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Connecticut Dance Alliance Inc

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

  72. Connecticut Dance Theatre Inc

    EIN 061290527 · Headquarters: Torrington, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Connecticut Daughters of the American Revolution

    EIN 066043316 · Headquarters: Windsor, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Connecticut Deaf Senior Citizens Inc

    EIN 046187354 · Headquarters: Newwington, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Connecticut Demolay Foundation Inc

    EIN 061315916 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Connecticut Dental Laboratory Association Inc

    EIN 900616426 · Headquarters: Windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  77. Connecticut Dermatology Nurse Practitioners&Physic

    EIN 871989704 · Headquarters: Newtown, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Connecticut Developmental Disabilities Nurses Association In

    EIN 852554874 · Headquarters: North Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Connecticut Disability Advocacy Collaborative Inc

    EIN 261923958 · Headquarters: Newington, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  80. Connecticut District Export Council

    EIN 237073778 · Headquarters: MIDDLETOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. Connecticut Dog Rescue Incorporated

    EIN 061386696 · Headquarters: Coventry, CT, US · Animal Related · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  82. Connecticut Draft Horse Rescue Inc

    EIN 352401003 · Headquarters: EAST HAMPTON, CT, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. Connecticut Drama Association Inc

    EIN 061587629 · Headquarters: Guilford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Connecticut Dream Center Inc

    EIN 262618335 · Headquarters: East Hampton, CT, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  85. Connecticut Dressage & Combined Training Association Inc

    EIN 061329858 · Headquarters: Stratford, CT, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Connecticut Dressage Assoc Inc

    EIN 060949770 · Headquarters: CHESHIRE, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Connecticut Driving School Professionals

    EIN 272920050 · Headquarters: Tolland, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Connecticut Early Music Festival

    EIN 061073186 · Headquarters: New London, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. Connecticut Earth Network Inc

    EIN 331148129 · Headquarters: Georgetown, CT, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  90. 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

  91. Connecticut Education Association

    EIN 060655058 · Headquarters: Franklin, CT, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  92. Connecticut Education Association

    EIN 060767730 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Connecticut Education Association

    EIN 060834117 · Headquarters: North Branford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. Connecticut Education Association

    EIN 060866571 · Headquarters: BRIDGEPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Connecticut Education Association

    EIN 060948786 · Headquarters: Colebrook, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Connecticut Education Association

    EIN 060959695 · Headquarters: Somers, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Connecticut Education Association

    EIN 060970914 · Headquarters: N Frankin, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Connecticut Education Association

    EIN 060981833 · Headquarters: Mansfield Center, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Connecticut Education Association

    EIN 060992713 · Headquarters: East Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Connecticut Education Association

    EIN 061011626 · Headquarters: Storrs, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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