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. Julie Jason Foundation for Financial Education Inc

    EIN 392580976 · Headquarters: Stamford, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Julio Lozada Foundation Inc

    EIN 465764487 · Headquarters: HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  3. Jumoke Academy Inc

    EIN 061488572 · Headquarters: HARTFORD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Jump2unite Empowerment Organization

    EIN 883835809 · Headquarters: Windsor, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Jumpstart Coalition for Personal Financial Literacy

    EIN 010876464 · Headquarters: PLANTSVILLE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Jumy Foundation Inc

    EIN 463503574 · Headquarters: DANBURY, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  7. June R Mark Private Foundation

    EIN 223366915 · Headquarters: WEST HARTFORD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  8. Juneteenth of Fairfield County Inc

    EIN 760781593 · Headquarters: Bridgeport, CT, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  9. Junior Achievement of Greater Fairfield County

    EIN 060644315 · Headquarters: Shelton, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Junior Achievement of Southwest New England Inc

    EIN 060665972 · Headquarters: HARTFORD, CT, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Junior Art & Music Inc

    EIN 820761300 · Headquarters: ROWAYTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Junior Bobcats Hockey Inc

    EIN 453302957 · Headquarters: BRANFORD, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Junior Colonial Fife & Drum Corps of Westbrook Ct Inc

    EIN 061072843 · Headquarters: Higganum, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Junior League of Eastern Fairfield County Inc

    EIN 066058169 · Headquarters: FAIRFIELD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Junior League of Greater New Haven Inc

    EIN 060733804 · Headquarters: NEW HAVEN, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  16. Junior League of Greenwich Conn Inc

    EIN 066011964 · Headquarters: GREENWICH, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Junior League of Hartford Inc

    EIN 060672786 · Headquarters: WEST HARTFORD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Junior League of Stamford-norwalk Inc

    EIN 066006696 · Headquarters: NORWALK, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Junior Major League Inc

    EIN 412151393 · Headquarters: MILFORD, CT, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. Junior Opportunities for Nurturing Excellence in Sports Inc

    EIN 331394398 · Headquarters: New Haven, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Junior Performance Academy

    EIN 842696024 · Headquarters: Wallingford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Junior Roller Derby Association

    EIN 821100332 · Headquarters: East Lyme, CT, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  23. Junior Womans Club of Milford Inc

    EIN 237086599 · Headquarters: Milford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Junior Womens Club of Wolcott Inc

    EIN 237068228 · Headquarters: wolcott, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Junta for Progressive Action Inc

    EIN 237066862 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Jupiter Rising Equine Sanctuary Inc

    EIN 991592330 · Headquarters: Burlington, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Just Cats Ct Inc

    EIN 394847772 · Headquarters: Woodbury, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Just Hands Racing Foundation

    EIN 874148322 · Headquarters: Sharon, CT, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  29. Just So You Know Inc

    EIN 261614242 · Headquarters: westport, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Just Us Movement Inc

    EIN 331998455 · Headquarters: Manchester, CT, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Just-b Cancer Free Foundation

    EIN 452295221 · Headquarters: Unionville, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Justice Dance Performance Project Inc

    EIN 223064328 · Headquarters: HARTFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Justice for Melanin Boys Inc

    EIN 883304227 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Justice Land Legal Aid Services Corp-jllas Corp

    EIN 811883227 · Headquarters: MANCHESTER, CT, US · Crime & Legal Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  35. Justin Anderson for Congress

    EIN 842525822 · Headquarters: SALEM, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  36. Justin B Weaver Scholarship Fund

    EIN 833241708 · Headquarters: THOMASTON, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  37. Justin Wisniewski Firefighter Scholarship Fund Inc

    EIN 593822257 · Headquarters: Southington, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. Justin's Wings of Hope Foundation Inc

    EIN 260848100 · Headquarters: STAMFORD, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Justins Smile Childhood Cancer Foundation Inc

    EIN 834260594 · Headquarters: RIDGEFIELD, CT, US · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Jwv Community Scholarships Inc C/o William J Arnone

    EIN 208421057 · Headquarters: STAMFORD, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. K & K Community Rebuilding Foundation Inc

    EIN 452908451 · Headquarters: Bridgeport, CT, US · Employment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  42. K and M Meyer Foundation Inc

    EIN 331772120 · Headquarters: NORFOLK, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  43. K21 Kid Strong Foundation Inc

    EIN 454475451 · Headquarters: Avon, CT, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  44. K4 Foundation

    EIN 844852779 · Headquarters: Woodbridge, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  45. K9 First Responders Inc

    EIN 471861085 · Headquarters: Milford, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. K9 Search and Rescue Services

    EIN 830628722 · Headquarters: UNIONVILLE, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. K9cs Inc

    EIN 273074421 · Headquarters: Tolland, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Kacey Rose Foundation

    EIN 262486169 · Headquarters: CHESHIRE, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Kadeem Carson Memorial Foundation

    EIN 990545134 · Headquarters: New Britain, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Kadiwaku Family Foundation

    EIN 824842018 · Headquarters: Bridgeport, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Kado Pet Foundation Inc

    EIN 760789277 · Headquarters: WINDSOR, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Kahn & Company Inc Employee Medical Plan

    EIN 061027213 · Headquarters: WETHERSFIELD, CT, USA · Health Care · Latest available filing year: 2020 · Primary form: IRS Form 990

  53. Kaizen Incorporated

    EIN 833594048 · Headquarters: Waterbury, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Kal-pa-vriksh the Giving Tree

    EIN 454157873 · Headquarters: Norwalk, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Kaleeba Inc

    EIN 990989038 · Headquarters: Redding, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Kaleidoscope Foundation Inc

    EIN 352907645 · Headquarters: Woodbridge, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Kaleidoscope Foundation Inc

    EIN 883783364 · Headquarters: Greenwich, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. Kalmia Garden Chamber Music and Arts Foundation Inc

    EIN 463769531 · Headquarters: DURHAM, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  59. Kalpulli Chaplin

    EIN 061356219 · Headquarters: Chaplin, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Kaman Club of Bloomfield Inc

    EIN 510197309 · Headquarters: Bloomfield, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. Kanarek Family Foundation C/o Robin Kanarek

    EIN 205841285 · Headquarters: GREENWICH, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  62. Kangaroo's Korner Incorporated

    EIN 061485138 · Headquarters: WATERTOWN, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Kanithi Global Foundation

    EIN 994203039 · Headquarters: CHESHIRE, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Kap Scholars and Young Professionals Foundation

    EIN 471453603 · Headquarters: Stamford, CT, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  65. Kappa Alpha Psi Fraternity Northeastern Province

    EIN 232037777 · Headquarters: Manchester, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. KAPPA ALPHA PSI FRATERNITY Stanford CT Alumni

    EIN 510196160 · Headquarters: Stamford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Kappa Alpha Theta Fraternity

    EIN 237151258 · Headquarters: New Canaan, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Kappa Beta Gamma International Inc

    EIN 475586964 · Headquarters: Storrs, CT, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  69. Kappa Delta Phi Chi Alumni Inc

    EIN 222776418 · Headquarters: Lebanon, CT, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  70. Kappa Delta Phi National Affiliated Sorority Alumnae Association Inc

    EIN 010483460 · Headquarters: Norwich, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Kappa Delta Pi

    EIN 311420562 · Headquarters: New Haven, CT, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  72. Kappa Delta Sorority - Eta Nu Chapter

    EIN 264244231 · Headquarters: FAIRFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Kappa Delta Sorority - Theta Alpha Chapter

    EIN 462257632 · Headquarters: HAMDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Kappa Educational Program Inc

    EIN 237309551 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  75. Kappa Mu Chapter of Chi Omega Fraternity

    EIN 453028228 · Headquarters: New Canaan, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Kappa Mu Chapter of Chi Omega House Corporation Board

    EIN 453532919 · Headquarters: New Canaan, CT, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  77. Kappa Psi Pharmaceutical Fraternity

    EIN 066069654 · Headquarters: SOMERS, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Kappa Psi Pharmaceutical Fraternity

    EIN 465128947 · Headquarters: Storrs, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  79. Kappa Psi Pharmaceutical Fraternity

    EIN 472993250 · Headquarters: Ledyard, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. Kappa Psi Pharmaceutical Fraternity

    EIN 742241697 · Headquarters: storrs mansfield, CT, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  81. Kappa Sigma Alumni Assoc of Ct

    EIN 272089011 · Headquarters: Bridgeport, CT, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  82. Kappa Sigma Fraternity

    EIN 133093447 · Headquarters: Storrs, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  83. Kappa Sigma Fraternity

    EIN 821483886 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  84. Kappa Sigma Fraternity

    EIN 900451647 · Headquarters: Fairfield, CT, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  85. Kappa Sigma Fraternity

    EIN 900759773 · Headquarters: HARTFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Kappa Sigma Housing Corporation of Connecticut

    EIN 061428260 · Headquarters: Stamford, CT, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  87. Kappa Sigma Sacred Heart Colony

    EIN 264688157 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  88. Kappa Sigma Upsilon-omicron Alumni Association

    EIN 991859064 · Headquarters: Milford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Karen and Kevin Lynch Foundation

    EIN 921361140 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. Karen Condron Spirit Foundation Inc

    EIN 812881198 · Headquarters: WILTON, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  91. Karen Emergency Relief Fund Inc

    EIN 061521062 · Headquarters: East Lyme, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  92. Karen Giannamore Scholarship Fund Inc

    EIN 061629224 · Headquarters: SOUTH WINDSOR, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Karen K Foundation

    EIN 823240890 · Headquarters: EAST WINDSOR, CT, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  94. Karen Leung Foundation Limited C/o Ayrton Capital Llc

    EIN 352475656 · Headquarters: WESTPORT, CT, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Karin Bain and John Kukral Foundation

    EIN 814631874 · Headquarters: OLD GREENWICH, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  96. Karing for Kelly I Inc

    EIN 474822395 · Headquarters: DANBURY, CT, US · Health Care · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  97. Karli Mae Foundation Inc

    EIN 462354170 · Headquarters: Seymour, CT, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Karmfal Inc

    EIN 822500766 · Headquarters: Ansonia, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Karst Horizon Inc

    EIN 371996487 · Headquarters: Hamden, CT, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  100. Karuna Bully Rescue Inc

    EIN 450896993 · Headquarters: New Haven, CT, US · Animal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

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