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. Kasama Crinkles Inc

    EIN 393250719 · Headquarters: Greenwich, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Kashrut Commission of Greater Hartford

    EIN 061271577 · Headquarters: West Hartford, CT, US · Religion Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  3. Kasmar Foundation

    EIN 932617205 · Headquarters: Ellington, CT, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Kastory Family Foundation

    EIN 141837220 · Headquarters: WEST HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  5. Kasulke Charitable Remainder Trust Ii

    EIN 066520309 · Headquarters: NORWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  6. Kate Foundation for Rett Syndrome Research Inc

    EIN 271218153 · Headquarters: OLD SAYBROOK, CT, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Kate Stopper Music Studies Scholarship

    EIN 464052017 · Headquarters: Middlefield, CT, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  8. Katelyn Foundation Inc

    EIN 205595591 · Headquarters: Milford, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Kateri Medical Services Inc

    EIN 271601433 · Headquarters: TARIFFVILLE, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Katharine K Mclane and Henry R Mclane

    EIN 066537915 · Headquarters: HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  11. Katherine Lilly Conroy Charitable Trust Fbo

    EIN 222756407 · Headquarters: LITCHFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  12. Kathryn Cape and Maurice Cape Scholarship

    EIN 431428750 · Headquarters: Brookfield, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  13. Kathryn Kollar & Co Inc

    EIN 060990708 · Headquarters: Shelton, CT, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  14. Kathy Mordente Solli Foundation

    EIN 274293009 · Headquarters: CHESHIRE, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  15. Katie Vayda Memorial Scholarship Fund

    EIN 061474639 · Headquarters: Enfield, CT, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  16. Katies Foundation Inc

    EIN 822030418 · Headquarters: Enfield, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Katz Family Foundation Inc

    EIN 203957834 · Headquarters: WESTPORT, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  18. Kay Mason Foundation

    EIN 464165645 · Headquarters: Lakeville, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Kaydde Foundation Inc

    EIN 334916939 · Headquarters: West Haven, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Kayleighs Preemie Project Inc

    EIN 923217029 · Headquarters: NEW MILFORD, CT, US · Health Care · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  21. Kb Ambulance Corps Inc

    EIN 061017053 · Headquarters: DANIELSON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Kbe Foundation Inc

    EIN 873692952 · Headquarters: FARMINGTON, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. KCJ Foundation

    EIN 992889158 · Headquarters: Waterbury, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  24. Kcolorful Foundation Inc

    EIN 334985308 · Headquarters: BRIDGEPORT, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Kdk Charitable Trust

    EIN 066455317 · Headquarters: RIVERSIDE, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  26. Kearns Community Center Inc

    EIN 833313901 · Headquarters: East Granby, CT, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  27. Keefe Family Foundation

    EIN 133520397 · Headquarters: GREENWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  28. Keeler Tavern

    EIN 066076244 · Headquarters: RIDGEFIELD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Keeney Foundation Inc Nancy Marikar Executive Secretary

    EIN 066033949 · Headquarters: SOUTH WINDSOR, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  30. Keep America Beautiful Inc

    EIN 131761633 · Headquarters: STAMFORD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Keep Norwalk Beautiful Inc

    EIN 271850323 · Headquarters: Norwalk, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  32. Keep Stamford Beautiful Inc

    EIN 061528027 · Headquarters: STAMFORD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Keep Strong 4 Mental Health Inc

    EIN 334536181 · Headquarters: WALLINGFORD, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Keeping North Stonington Affordable

    EIN 823200886 · Headquarters: NORTH STONINGTON, CT, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Keggi Orthopedic Foundation Inc

    EIN 222893161 · Headquarters: MIDDLEBURY, CT, US · Medical Research · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  36. Keidy Marie Foundation Inc

    EIN 821830109 · Headquarters: Bridgeport, CT, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  37. Kellie Kennedy Memorial Inc C/o Michael Federico

    EIN 830673249 · Headquarters: North Haven, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. Kellogg Lodge No 5 Prince Hall Grand Lodge St of Ct

    EIN 901107056 · Headquarters: Waterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Kelly Cortesi Touch a Child Foundation Inc

    EIN 800274625 · Headquarters: Fairfield, CT, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  40. Kelly Family Foundation

    EIN 061605254 · Headquarters: NEWTOWN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  41. Kelly Family Foundation

    EIN 522068796 · Headquarters: Sandy Hook, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  42. Kelly Robarge Memorial Fund

    EIN 463673148 · Headquarters: NORTH HAVEN, CT, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  43. Kelly Rodman Baseball Foundation Inc

    EIN 854051013 · Headquarters: Bristol, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Kelly's Kids Inc

    EIN 471725196 · Headquarters: PROSPECT, CT, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Kelsey Kindred

    EIN 222768709 · Headquarters: Higganum, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Kelsey S Harrington Foundation Inc

    EIN 261340873 · Headquarters: Waterford, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Kelsey-naylor Family Foundation Inc

    EIN 842103937 · Headquarters: OLD LYME, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  48. Ken Soubry Foundation Inc C/o Elvira M Albert Cpa

    EIN 061383531 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  49. Keney Park Sustainability Project

    EIN 061536163 · Headquarters: HARTFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Kenmore Road Association Incorporated

    EIN 066081525 · Headquarters: Bloomfield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Kenn Homes Inc Co the Kennedy Center Inc

    EIN 061542334 · Headquarters: TRUMBULL, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Kenneth Gottesfeld-charles Hohler Memorial Foundation

    EIN 860594433 · Headquarters: WOODBRIDGE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Kenneth Muhlenbruck Foundation Inc

    EIN 320143947 · Headquarters: EASTON, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  54. Kenneth R Peterson Mem Sch Tr Fund

    EIN 061311748 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  55. Kenny Sullivan Ministries Inc

    EIN 920402914 · Headquarters: Norwalk, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Kensington Berlin Rotary Foundation

    EIN 874504902 · Headquarters: Berlin, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  57. Kensington Volunteer Firemens Assoc

    EIN 141877044 · Headquarters: Berlin, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Kent Affordable Housing Inc

    EIN 223036664 · Headquarters: KENT, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Kent Art Association Inc

    EIN 066057902 · Headquarters: Kent, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. Kent Cemetery Assoc Inc

    EIN 060413638 · Headquarters: Kent, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Kent Center School Pto Inc

    EIN 471283678 · Headquarters: Kent, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Kent Center School Scholarship Fund Inc

    EIN 061075040 · Headquarters: KENT, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Kent Chamber of Commerce Inc

    EIN 743033415 · Headquarters: KENT, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Kent Children's Center Inc

    EIN 060934393 · Headquarters: KENT, CT, USA · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  65. Kent Community Fund Inc

    EIN 311695365 · Headquarters: KENT, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. Kent Community Nursery School Inc

    EIN 060887934 · Headquarters: KENT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Kent Curiosity Lab Inc

    EIN 923748837 · Headquarters: Kent, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Kent Film Festival Inc

    EIN 204817211 · Headquarters: Kent, CT, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  69. Kent Garden Club

    EIN 473332630 · Headquarters: South Kent, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Kent Historical Society Inc

    EIN 060850105 · Headquarters: KENT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Kent Kats Inc

    EIN 061620457 · Headquarters: Kent, CT, US · Animal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  72. Kent Land Trust Foundation Inc

    EIN 061599241 · Headquarters: KENT, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Kent Land Trust Inc

    EIN 061257251 · Headquarters: KENT, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Kent Library Association Inc

    EIN 060787760 · Headquarters: KENT, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Kent Lions Foundation Inc

    EIN 454991144 · Headquarters: Kent, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Kent News Inc

    EIN 882479573 · Headquarters: KENT, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  77. Kent Nursing Association Inc

    EIN 060754955 · Headquarters: KENT, CT, USA · Health Care · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  78. Kent Players

    EIN 264070871 · Headquarters: Kent, CT, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  79. Kent Presents Inc

    EIN 471971375 · Headquarters: KENT, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990

  80. Kent School

    EIN 060646687 · Headquarters: KENT, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Kent School Black Alumni Inc

    EIN 994312508 · Headquarters: Manchester, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Kent Singers Inc

    EIN 061073156 · Headquarters: KENT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. Kent Village Housing for the Elderly Inc

    EIN 066185536 · Headquarters: KENT, CT, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  84. Kent Volunteer Fire Department Inc

    EIN 066045430 · Headquarters: KENT, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Kent Youth Hockey Inc

    EIN 061594440 · Headquarters: KENT, CT, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  86. Kenways Cause

    EIN 461329666 · Headquarters: Windsor, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Kenyan Health Care Initiatives Inc

    EIN 463094885 · Headquarters: ORANGE, CT, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Kerala Association of Connecticut

    EIN 331148600 · Headquarters: Windsor, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. Kergyma Ministries Incorporated

    EIN 043654665 · Headquarters: West Haven, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Kermit and Patricia Adler Foundation Inc C/o Arthur Weinshank

    EIN 833107131 · Headquarters: NEW MILFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Kerri Holbrook Foundation Inc

    EIN 472345126 · Headquarters: Bethel, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Kes Kmar Educational Services Inc

    EIN 412144831 · Headquarters: Trumbull, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Kestrel Trust

    EIN 336636112 · Headquarters: Darien, CT, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  94. Ketch Hollow Club Incorporated

    EIN 825514089 · Headquarters: Suffield, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Kevin & Christine Kelly Fam Foundation Kevin & Christine Kelly Co-trustees

    EIN 396745161 · Headquarters: NEW CANAAN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  96. Kevin Adorno Memorial Fund

    EIN 471801996 · Headquarters: UNIONVILLE, CT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Kevin M Eidt Scholarship Fund

    EIN 061473626 · Headquarters: NORWALK, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Kevins Afterglow INC

    EIN 874477303 · Headquarters: Fairfield, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  99. Kevins Community Center Inc Attn Dina Sabia

    EIN 611436909 · Headquarters: DANBURY, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Key Club International

    EIN 066078999 · Headquarters: Milford, CT, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

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