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. Hicks Gallery and Community Art Studio Inc

    EIN 201779437 · Headquarters: New Britain, CT, US · Arts, Culture & Humanities · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  2. Hicks School Trust A

    EIN 066035760 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  3. Hicks-stearns Family Museum

    EIN 814443850 · Headquarters: TOLLAND, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  4. Hidden Acres Therapeutic Riding Center Inc

    EIN 263248176 · Headquarters: NAUGATUCK, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Hidden Cabinet Films Co

    EIN 812657895 · Headquarters: Hamden, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Hidden Gem Animal Rescue

    EIN 934514128 · Headquarters: EASTON, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Hidden Havana Social Club Inc

    EIN 320402842 · Headquarters: Southington, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Hidden Springs Horse Rescue

    EIN 934882566 · Headquarters: Hampton, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Higganum Cemetery Association Inc

    EIN 066045240 · Headquarters: Higganum, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. High Hopes Inc

    EIN 061054014 · Headquarters: MERIDEN, CT, USA · Religion Related · Latest available filing year: 2012 · Primary form: IRS Form 990

  11. High Hopes Therapeutic Riding Inc

    EIN 060987749 · Headquarters: OLD LYME, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. High Performance Parents Organization Inc

    EIN 832035359 · Headquarters: Hamden, CT, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  13. High Pines Foundation C/o J Murphy and M Murphy

    EIN 061544971 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  14. High Places Inc

    EIN 061574599 · Headquarters: Danbury, CT, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  15. High Riders Snowmobile Club Inc

    EIN 461296413 · Headquarters: HARWINTON, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2023 · Primary form: IRS Form 990

  16. High Rock Shooting Association

    EIN 275510392 · Headquarters: NAUGATUCK, CT, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. High Rock Sportsmen Assoc Inc

    EIN 061307505 · Headquarters: NORTHFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. High School Network for Global Philanthropy Inc

    EIN 813124875 · Headquarters: Litchfield, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. High Street Housing Corporation Co Tania Syergue

    EIN 912004648 · Headquarters: Newtown, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. High Watch Recovery Center Inc

    EIN 060674970 · Headquarters: KENT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Highcrest Elementary School Parent Teacher Organization Inc

    EIN 201606103 · Headquarters: WETHERSFIELD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Higher Edge

    EIN 462852512 · Headquarters: New London, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Higher Education and Responsibility Through Overseas Exchange

    EIN 432048347 · Headquarters: Bridgeport, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  24. Higher Education Literacy Professionals Incorporated

    EIN 475033668 · Headquarters: Norwalk, CT, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Higher Ground Ministry

    EIN 061540385 · Headquarters: SEYMOUR, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  26. Higher Heights Youth Empowerment Programs Inc

    EIN 830424360 · Headquarters: HAMDEN, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Highland Employees Assoc

    EIN 510190742 · Headquarters: waterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Highland Farms Vocational Agricultrural Center Inc

    EIN 800537306 · Headquarters: North Stonington, CT, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  29. Highland Festival Association of Scotland Ct Inc

    EIN 061310677 · Headquarters: SCOTLAND, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Highland Golf Club of Shelton Inc

    EIN 060389720 · Headquarters: SHELTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Highland Green Foundation Inc

    EIN 274830140 · Headquarters: STAMFORD, CT, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. Highland Lake Watershed Association Inc

    EIN 061403617 · Headquarters: Winsted, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Highland School Pto Inc

    EIN 263441116 · Headquarters: CHESHIRE, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Highland Yalesville Elementary School Pto

    EIN 061578035 · Headquarters: WALLINGFORD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Highlander Soccer Club

    EIN 263215889 · Headquarters: New Hartford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Highstead Foundation Inc

    EIN 061108612 · Headquarters: REDDING, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  37. Hightech Clubhouse Corp

    EIN 992741295 · Headquarters: NEW BRITAIN, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Highville Charter School

    EIN 260858723 · Headquarters: New Haven, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Highways and Hedges Inc

    EIN 050584621 · Headquarters: DANBURY, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  40. Hill City Point Neighborhood Action Group Inc

    EIN 061591431 · Headquarters: New Haven, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Hill-stead Museum

    EIN 060646673 · Headquarters: FARMINGTON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Hill-stead Museum Board of Governors Inc

    EIN 061349061 · Headquarters: FARMINGTON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Hillel at the University of Hartford

    EIN 066068500 · Headquarters: West Hartford, CT, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990

  44. Hillel School Incorporated

    EIN 060760905 · Headquarters: Fairfield, CT, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  45. Hillhouse Opera Company

    EIN 263218851 · Headquarters: Bethel, CT, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  46. Hillside Association Inc

    EIN 800277816 · Headquarters: portland, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Hillside Cemetery Association

    EIN 060390328 · Headquarters: TORRINGTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Hillside Cemetery Association

    EIN 061343221 · Headquarters: Storrs, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Hillside Cemetery Association C/o Carrie Vibert Treasurer

    EIN 060615151 · Headquarters: WEST HARTFORD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Hillside Elderly Housing Inc

    EIN 061307718 · Headquarters: NORTH HAVEN, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Hillside Game Club Inc

    EIN 843049841 · Headquarters: Naugatuck, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Hillside Historic District Assoc Inc

    EIN 823102914 · Headquarters: Waterbury, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. Hilltop Academy

    EIN 874466451 · Headquarters: Suffield, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Hilltop Foundation Inc

    EIN 133345688 · Headquarters: NEW CANAAN, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  55. Hilltop Nursery School Inc

    EIN 061209221 · Headquarters: CROMWELL, CT, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990

  56. Himalaya Currents Inc

    EIN 510568084 · Headquarters: WOODBRIDGE, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  57. Hindu Cultural Center of Connecticut

    EIN 362858653 · Headquarters: Stratford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Hindu Cultural Center of Connecticut Inc

    EIN 043752474 · Headquarters: STRATFORD, CT, USA · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990

  59. Hindu Sabha of Connecticut Inc

    EIN 832497751 · Headquarters: WINDSOR LOCKS, CT, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. Hip Hop 1001

    EIN 842748397 · Headquarters: Bridgeport, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Hip Hop for the Homeless

    EIN 993179125 · Headquarters: Wetherfield, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Hiram Lodge #1 Af & Am

    EIN 066020309 · Headquarters: NEW HAVEN, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990

  63. His Church Incorporated Gilford M Parmley Pastor

    EIN 471136596 · Headquarters: Dayville, CT, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  64. His Majesty S 54Th Regiment of Foot Inc

    EIN 450883336 · Headquarters: Mansfield, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. His Oaks Inc

    EIN 453864651 · Headquarters: Eastford, CT, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. His People His Way Ministries Inc

    EIN 883197696 · Headquarters: Bridgeport, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. His Walk Media Inc

    EIN 472969716 · Headquarters: NORWALK, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. His Word the Bread of Life Inc

    EIN 900540556 · Headquarters: Stonington, CT, US · Religion Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  69. Hispanic Alliance of Southeastern Connecticut Inc

    EIN 020573328 · Headquarters: New London, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Hispanic American Cultural Council Inc

    EIN 061027369 · Headquarters: New Britain, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Hispanic Center of Greater Danbury Inc

    EIN 061056978 · Headquarters: DANBURY, CT, USA · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990

  72. Hispanic Chamber of Commerce of Greater Bridgeport Inc

    EIN 262841415 · Headquarters: BRIDGEPORT, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Hispanic Coalition of Greater Waterbury

    EIN 061349937 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Hispanic Health Council Inc

    EIN 061018979 · Headquarters: HARTFORD, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Hispanic Health Council Properties Inc

    EIN 061527685 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Hispanic Shipbuilders Association Inc

    EIN 842176345 · Headquarters: GROTON, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Hispanic Society Bridgeport Police Department Inc

    EIN 222667149 · Headquarters: Bridgeport, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Hispanic-american Veterans of Conne

    EIN 208457208 · Headquarters: WEST HARTFORD, CT, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Hispanola Health Partners

    EIN 464787690 · Headquarters: Salisbury, CT, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Hispanos Unidos Inc

    EIN 061222584 · Headquarters: New Haven, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2010 · Primary form: IRS Form 990

  81. Hisses to Kisses

    EIN 843110802 · Headquarters: Hamden, CT, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Hist1h1e Foundation Inc

    EIN 843710368 · Headquarters: Westport, CT, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Historians of American Communism Inc

    EIN 223236011 · Headquarters: Washington, CT, US · Religion Related · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  84. Historic Cemetery Preservation Society

    EIN 061488667 · Headquarters: Stamford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Historic East Lyme Cemeteries Association

    EIN 061252515 · Headquarters: East Lyme, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Historic Mead Family Burying Groungs Associates Inc

    EIN 061305625 · Headquarters: Stamford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  87. Historic Neighborhood Preservation Program Inc

    EIN 061090319 · Headquarters: Stamford, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Historic Properties of Greenwich Inc

    EIN 825033533 · Headquarters: COS COB, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Historic Rowayton

    EIN 066105257 · Headquarters: Rowayton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. Historic Wooster Square Association

    EIN 061266077 · Headquarters: New Haven, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Historical Firsts Cultural Foundation Inc

    EIN 770691215 · Headquarters: East Hartford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  92. Historical Society of East Hartford Incorporated

    EIN 237079151 · Headquarters: East Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. Historical Society of Easton Inc

    EIN 060850150 · Headquarters: Easton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Historical Society of Glastonbury Inc

    EIN 060775931 · Headquarters: GLASTONBURY, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  95. Historically Black College Alumni

    EIN 061361292 · Headquarters: New London, CT, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  96. History Chip Foundation

    EIN 413969712 · Headquarters: Bethlehem, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. History Chip Foundation Inc

    EIN 993378503 · Headquarters: Bethlehem, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Hitchcock Lake Improvement Association Inc

    EIN 510197307 · Headquarters: WOLCOTT, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Hk Alumni Association Inc

    EIN 204900134 · Headquarters: Higganum, CT, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  100. Hk Backpack Program

    EIN 815450853 · Headquarters: Deep River, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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