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. Ct Block Party Foundation Inc

    EIN 455106519 · Headquarters: WESTPORT, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990

  2. Ct Capitals Baseball Organization Inc

    EIN 832276027 · Headquarters: HARTFORD, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Ct Chapter of Asso of Physicians of Pak Descent of Na Ctappna Inc

    EIN 854389507 · Headquarters: Avon, CT, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Ct Clippers

    EIN 474188727 · Headquarters: MYSTIC, CT, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  5. Ct Community Nonprofit Alliance Inc

    EIN 060998831 · Headquarters: ROCKY HILL, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Ct Concerned Citizens for People with Disabilities Inc

    EIN 471099121 · Headquarters: MILFORD, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  7. Ct Council of Child and Adolescent Psychiatry Inc

    EIN 611474522 · Headquarters: Greenwich, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Ct Council of Language Teachers Inc

    EIN 237305187 · Headquarters: EAST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  9. Ct Council of Small Towns

    EIN 061057499 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Ct Council of Teachers of English

    EIN 393645075 · Headquarters: Bristol, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Ct Crusaders

    EIN 453164353 · Headquarters: Griswold, CT, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  12. Ct Cycling Advancement Programinc

    EIN 461774656 · Headquarters: MIDDLETOWN, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  13. Ct Dds Families First Inc

    EIN 810803152 · Headquarters: West Hartford, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Ct Defenders Aau Youth Baseball Team

    EIN 461270033 · Headquarters: WESTBROOK, CT, USA · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  15. Ct Delta Alumni and Volunteer Corporation of Sigma Phi Epsilon

    EIN 264207340 · Headquarters: BETHANY, CT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  16. Ct District 11 Little League

    EIN 923243781 · Headquarters: Mansfield Center, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Ct Dog Gone Recovery Inc

    EIN 920360251 · Headquarters: CANTON, CT, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Ct Eagles Hockey Boosters

    EIN 854107676 · Headquarters: Windsor, CT, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  19. CT Education Foundation

    EIN 992842238 · Headquarters: Danbury, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  20. Ct Energy Efficiency Financing Company C/o Capital for Change Inc

    EIN 452412035 · Headquarters: WALLINGFORD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Ct Falcons Inc

    EIN 830957073 · Headquarters: NEW HAVEN, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Ct Feral Cats Metal for Meals Inc

    EIN 830765694 · Headquarters: manchester, CT, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. Ct Gambians Association Incorporated

    EIN 471345164 · Headquarters: Bridgeport, CT, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  24. Ct Giant Squash and Pumpkin Growers Association Inc

    EIN 202474328 · Headquarters: Fairfield, CT, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  25. Ct Gifted Pre-k Incorporated

    EIN 274446950 · Headquarters: Braford, CT, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  26. Ct Gold Star Mothers Inc

    EIN 270829621 · Headquarters: West Simsbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. CT Gurdwara Nanak Darbar

    EIN 061414602 · Headquarters: Southington, CT, United States · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Ct Gymnastics & Cheer Booster Club Inc

    EIN 854306802 · Headquarters: Berlin, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Ct Hangar Association Inc

    EIN 201510973 · Headquarters: Barkhamsted, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Ct Hbcu Alumni Network

    EIN 851512191 · Headquarters: Bethany, CT, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  31. Ct Heights Incorporated

    EIN 813587753 · Headquarters: AVON, CT, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  32. Ct Hezekiah Beardsley Chapter of America Academy of Pediatrics

    EIN 222908719 · Headquarters: HARTFORD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. Ct Homeschool Network Inc

    EIN 383656606 · Headquarters: Columbia, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Ct Hope House Inc

    EIN 883264238 · Headquarters: Bridgeport, CT, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  35. Ct Hurricanes Inc

    EIN 452701892 · Headquarters: MERIDEN, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Ct Korean Square Inc

    EIN 851211924 · Headquarters: BETHANY, CT, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. CT Latinas Golf Team Inc

    EIN 834485651 · Headquarters: Hartford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Ct League of Conservation Voters Inc

    EIN 061525526 · Headquarters: Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Ct Lyme Riders Inc

    EIN 260428481 · Headquarters: Colchester, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Ct Mayhem Baseball Inc

    EIN 861495790 · Headquarters: ELLINGTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. Ct Muslim Civic Alliance

    EIN 880959259 · Headquarters: Windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Ct National Dayof Prayer Inc

    EIN 300499453 · Headquarters: Killingworth, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Ct Nbha 01

    EIN 332104933 · Headquarters: NORFOLK, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Ct New Civilization Crusaders Inc

    EIN 333209798 · Headquarters: Meriden, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. CT Non Profit Alliance Inc

    EIN 830919825 · Headquarters: Wilton, CT, USA · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  46. Ct Outback Rescue Inc

    EIN 874243015 · Headquarters: Preston, CT, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Ct Peoples Survival Programs

    EIN 932774497 · Headquarters: New Britain, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  48. Ct Pregnant Dog and Cat Rescue

    EIN 833941911 · Headquarters: Hebron, CT, US · Animal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  49. Ct Premier Water Polo Club

    EIN 852653801 · Headquarters: Darien, CT, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. Ct Pride Sports

    EIN 881522603 · Headquarters: Danbury, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Ct Rebels of 76 Fife & Drum Corps

    EIN 881037643 · Headquarters: Danbury, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  52. Ct Rebels Softball

    EIN 994309119 · Headquarters: RIDGEFIELD, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Ct Rebound Inc

    EIN 813371079 · Headquarters: Waterbury, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. CT Riders

    EIN 931815198 · Headquarters: Bridgeport, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  55. Ct Rising Stars Inc

    EIN 450998023 · Headquarters: Berlin, CT, US · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  56. Ct Saints Hockey

    EIN 853063652 · Headquarters: Simsbury, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. CT Science 4 Kids Inc

    EIN 813173705 · Headquarters: Bethany, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Ct Ski Alumni Network Inc

    EIN 871388626 · Headquarters: Avon, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Ct Society for Respiratory Care

    EIN 510186652 · Headquarters: NAUGATUCK, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. CT Society of Collision Repair Specialists Inc

    EIN 262799459 · Headquarters: Rocky Hill, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  61. Ct Solar Challenge Inc

    EIN 462699611 · Headquarters: Branford, CT, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  62. Ct State Assembly of Ast

    EIN 522405166 · Headquarters: Monroe, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Ct State Police Academy Alumni

    EIN 201683944 · Headquarters: MERIDEN, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Ct State Police Academy Alumni Association Inc

    EIN 222512874 · Headquarters: MERIDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Ct State Police Academy Alumni Educational Foundation Inc

    EIN 061305632 · Headquarters: MERIDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. CT Stem Academy Inc

    EIN 861488968 · Headquarters: Wallingford, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Ct Stem Kids Club Inc

    EIN 474689368 · Headquarters: STAMFORD, CT, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. Ct Stem Scholars

    EIN 994526182 · Headquarters: Orange, CT, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  69. Ct Storm Inc

    EIN 870819537 · Headquarters: Ansonia, CT, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  70. Ct Storm Track and Field Club Inc

    EIN 332744477 · Headquarters: Southington, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Ct Synchronized Skating Inc

    EIN 473646896 · Headquarters: STRATFORD, CT, USA · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990

  72. Ct T-wolves Softball Inc

    EIN 921540600 · Headquarters: TRUMBULL, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Ct Tactical Assistance Group

    EIN 881526884 · Headquarters: Plantsville, CT, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  74. Ct Tree Protective Association Inc

    EIN 060990196 · Headquarters: WALLINGFORD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Ct Union of Telephone Workers Inc

    EIN 060305375 · Headquarters: HAMDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  76. Ct Waverunners

    EIN 851037686 · Headquarters: Clinton, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Ct We Care Inc

    EIN 394850696 · Headquarters: FARMINGTON, CT, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Ct Women at Work Moms Club

    EIN 900843697 · Headquarters: South Windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  79. Ct Women of Hope Inc

    EIN 462778411 · Headquarters: Plainfield, CT, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  80. CT Youth Club

    EIN 813508871 · Headquarters: New Haven, CT, USA · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  81. Ct Youth Robotics Co

    EIN 842427522 · Headquarters: South Windsor, CT, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  82. Ct Youth Spirit Conference Inc

    EIN 475130585 · Headquarters: BRIDGEPORT, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  83. Ct-eapa

    EIN 061020619 · Headquarters: Glastonbury, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Ct-pota Activators Group

    EIN 393822128 · Headquarters: Meriden, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Ctca Civic Alliance Inc

    EIN 815054741 · Headquarters: New Canaan, CT, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  86. Ctcowboysfanclub Inc

    EIN 992364116 · Headquarters: New Haven, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Ctcp Next Generation Project Inc

    EIN 870849806 · Headquarters: New Haven, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. CTData Collaborative

    EIN 452841472 · Headquarters: Glastonbury, CT, United States · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Ctdot Fall Golf Classic

    EIN 932278971 · Headquarters: Newington, CT, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. Cteen of Greater New Haven Inc

    EIN 871905901 · Headquarters: Orange, CT, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. Ctglc Foundation Inc

    EIN 872163253 · Headquarters: Hartford, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Ctl Foundation Inc

    EIN 844654796 · Headquarters: Farmington, CT, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. CTLCV Education Fund

    EIN 061582273 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Ctreia Foundation Inc

    EIN 932090917 · Headquarters: WETHERSFIELD, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Ctrma Inc

    EIN 824376414 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  96. CTS Transit

    EIN 061496806 · Headquarters: Trumbull, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Ctw Athletics Inc

    EIN 883264632 · Headquarters: Middletown, CT, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. Cuatro Puntos Inc

    EIN 474862489 · Headquarters: Glastonbury, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Cuban Lyceum of Bridgeport

    EIN 510189760 · Headquarters: Bridgeport, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Cubbys Crusade Inc

    EIN 833961392 · Headquarters: Colchester, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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