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. Housatonic Cairn Terrier Club

    EIN 061250016 · Headquarters: Bloomfield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Housatonic Chapter of Construction Specifications Institute Inc

    EIN 900292139 · Headquarters: New Haven, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Housatonic Child Care Center Inc

    EIN 237055646 · Headquarters: SALISBURY, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Housatonic Community College Foundation Inc

    EIN 061291848 · Headquarters: BRIDGEPORT, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Housatonic Environmental Action League Inc

    EIN 061618175 · Headquarters: Cornwall Bridge, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Housatonic Fly Fishing Association Inc

    EIN 334240065 · Headquarters: North Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Housatonic Habitat for Humanity

    EIN 061326389 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Housatonic Homeowners Association Inc

    EIN 061309315 · Headquarters: NEW MILFORD, CT, US · Housing & Shelter · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  9. Housatonic Industrial Development Corp

    EIN 237061237 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  10. Housatonic Model Railway Club Inc

    EIN 061099998 · Headquarters: FAIRFIELD, CT, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  11. Housatonic Rowing Association Inc

    EIN 272008253 · Headquarters: Bridgeport, CT, US · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  12. Housatonic Valley Association Inc

    EIN 066049295 · Headquarters: CORNWALL BRIDGE, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Housatonic Valley Waldorf School Association

    EIN 061310057 · Headquarters: Newtown, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Housatonic Youth Service Bureau

    EIN 223124429 · Headquarters: Falls Village, CT, United States · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. House of Arrows Inc

    EIN 882577311 · Headquarters: East Haven, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. House of Bread Inc

    EIN 061073478 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. House of Fire Ministries Inc

    EIN 862672225 · Headquarters: Bristol, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. House of God-the Living Stone

    EIN 522447214 · Headquarters: West Hartford, CT, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  19. House of Grace Ministries Inc

    EIN 061517803 · Headquarters: DANBURY, CT, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. House of Harrison Corp

    EIN 393499103 · Headquarters: NEWTOWN, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. House of Heroes Connecticut Chapter Inc

    EIN 454794687 · Headquarters: Hamden, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. House of Hope

    EIN 372116300 · Headquarters: TORRINGTON, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. House of Hope of Ct Inc

    EIN 263058909 · Headquarters: Shelton, CT, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. House of Jacob Church Inc

    EIN 237008037 · Headquarters: West Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-T

  25. House of Nipple Inc

    EIN 920668831 · Headquarters: Wallingford, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. House of Prayer Camp

    EIN 475540326 · Headquarters: EAST HARTFORD, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. House of Rest

    EIN 331709669 · Headquarters: Canton, CT, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. House of Restoration and Deliverance Ministries

    EIN 863032986 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  29. Housing Corporation of East Windsor

    EIN 921665024 · Headquarters: Broad Brook, CT, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Housing Corporation of Wethersfield

    EIN 474367656 · Headquarters: Wethersfield, CT, US · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Housing Development Fund Inc

    EIN 061276156 · Headquarters: STAMFORD, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Housing Education Resource Center Inc

    EIN 061026852 · Headquarters: HARTFORD, CT, USA · Housing & Shelter · Latest available filing year: 2015 · Primary form: IRS Form 990

  33. Housing Initiatives of Cheshire Inc

    EIN 811272555 · Headquarters: Cheshire, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Housing One Corporation Co Carabetta Mgmt Co

    EIN 222552856 · Headquarters: MERIDEN, CT, USA · Housing & Shelter · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  35. Housing Operations Management Enterprises Inc

    EIN 222873559 · Headquarters: New Haven, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Housing Telecommunications Inc

    EIN 061386493 · Headquarters: CHESHIRE, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Howard & Bess Chapman Charitable Corp C/o Nbt Financial Group

    EIN 161373396 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. Howard Garfinkel Foundation

    EIN 812949729 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  39. Howard Head Family Foundation C/o Nancy Head Thode

    EIN 061530707 · Headquarters: STAMFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  40. Howard S Dorris Charitable Trust U-art Third E Ua 6-14-2023

    EIN 336689950 · Headquarters: WILTON, CT, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  41. Howard Whittemore Memorial Library

    EIN 060646963 · Headquarters: NAUGATUCK, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Hoysala Kannady Koota Association of Connecticut Inc

    EIN 383788241 · Headquarters: South Windsor, CT, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  43. Hoyt Farm Homeowners Association Inc

    EIN 222843250 · Headquarters: New Canaan, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  44. Hoyt Foundation C/o Marshall M Green

    EIN 137125483 · Headquarters: RIDGEFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  45. Hpg of Greater Danbury Inc

    EIN 462595289 · Headquarters: DANBURY, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Hqht Foundation

    EIN 460537525 · Headquarters: Stamford, CT, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Hr Properties Inc

    EIN 061341463 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Hrp Associates Inc Employee Benefits Trust

    EIN 134242441 · Headquarters: FARMINGTON, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990

  49. Hs Supplemental Unemp Benefit Plan

    EIN 900664089 · Headquarters: HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2010 · Primary form: IRS Form 990

  50. HSC Community Services Inc

    EIN 061464179 · Headquarters: New Britain, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Ht Ct Inc

    EIN 994464247 · Headquarters: BRANFORD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Htc Youth Inc

    EIN 823185259 · Headquarters: MADISON, CT, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  53. Huambenos Unidos Inc

    EIN 474976437 · Headquarters: Meriden, CT, USA · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  54. Huaxia Chinese School Connecticut Inc

    EIN 202801504 · Headquarters: Danbury, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Hubbard Family Association Inc

    EIN 222976685 · Headquarters: Milford, CT, US · Human Services · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  56. Hubbard He-oes

    EIN 066035769 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  57. Hubbard School Parent Teacher Org Hubbard Elementary School

    EIN 061248392 · Headquarters: Berlin, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Hubbard W-curt Mem

    EIN 066035770 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  59. Hubbard W-first Cong

    EIN 066035771 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  60. Hubbard W-hubb Park

    EIN 066035772 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  61. Hubbard W-mer Hosp

    EIN 066035774 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  62. Hubbard W-no Cong Ch

    EIN 066035775 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  63. Hubbard W-poor Mer

    EIN 066035776 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  64. Hubbard W-poor Midd

    EIN 066035777 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  65. Hubcap of Wallingford

    EIN 822073986 · Headquarters: Wallingford, CT, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  66. Hudson Bay Project Corporation

    EIN 061448157 · Headquarters: REDDING, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Hudson Union Society Inc

    EIN 223834700 · Headquarters: Fairfield, CT, USA · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990

  68. Hudson Valley Adaptive Sports Corporation

    EIN 852433336 · Headquarters: Newtown, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Hudson Valley Allegros

    EIN 923201246 · Headquarters: Ridgefield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Hudson Valley Association of Occupational Health Nurses

    EIN 133198939 · Headquarters: Danbury, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  71. Hudson West Productions Inc

    EIN 222663064 · Headquarters: BETHEL, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Huf Inc

    EIN 921606869 · Headquarters: BRIDGEPORT, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  73. Hugh Obrian Youth Leadership

    EIN 222580053 · Headquarters: Hartford, CT, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  74. Hugh Obrian Youth Leadership

    EIN 452878496 · Headquarters: South Glastonbury, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Hughes Holden Foundation

    EIN 931425747 · Headquarters: STAMFORD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Hugo A Simonelli Post 3263 Veterans of Foreign Wars of the United Stat

    EIN 060736644 · Headquarters: Mystic, CT, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Hugo Kauder Society Inc

    EIN 270032094 · Headquarters: New Haen, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Hugz4haiti

    EIN 272353999 · Headquarters: Danbury, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Human Capital International Inc

    EIN 061544844 · Headquarters: WINDSOR, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2010 · Primary form: IRS Form 990-PF

  80. Human Genome Organization International

    EIN 853902726 · Headquarters: Farmington, CT, US · Medical Research · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Human Relations Area Files Inc

    EIN 066057678 · Headquarters: NEW HAVEN, CT, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Human Resource Development Agency Inc

    EIN 060939080 · Headquarters: NAUGATUCK, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Human Resource Leadership Forum of So New England Inc

    EIN 205786004 · Headquarters: BLOOMFIELD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. Human Resources Agency of New Britain Inc

    EIN 060954802 · Headquarters: NEW BRITAIN, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Human Resources Agency of New Britain Inc

    EIN 412142108 · Headquarters: New Britain, CT, US · Human Services · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  86. Human Services Council Inc

    EIN 066102160 · Headquarters: NORWALK, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Human Systemics Inc

    EIN 931623344 · Headquarters: Derby, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Humanidad Inc

    EIN 061083425 · Headquarters: ROCKY HILL, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Humanitaria World Foundation

    EIN 061414358 · Headquarters: BANTAM, CT, US · Human Services · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  90. Humanitarian Kids Foundation

    EIN 475627902 · Headquarters: New Canaan, CT, US · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  91. Humanitarian Organization for Physical Education Inc

    EIN 814169941 · Headquarters: Riverside, CT, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Humanitarian Resource Institute

    EIN 943215212 · Headquarters: Milford, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Humanitas Inc C/o Edward Gormbley

    EIN 851271187 · Headquarters: NORWALK, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  94. Humanity Giveaway Inc

    EIN 843571322 · Headquarters: Bloomfield, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Humanity Now

    EIN 800143726 · Headquarters: West Haven, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Humanity Plus Inc

    EIN 010575214 · Headquarters: Glastonbury, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Humble Ladle Inc

    EIN 863926091 · Headquarters: Portland, CT, USA · Food, Agriculture & Nutrition · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  98. Hummingbird Cay Foundation Inc

    EIN 237268623 · Headquarters: SOUTHPORT, CT, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990

  99. Huneebee Project Inc

    EIN 853837316 · Headquarters: NEW HAVEN, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Hungarian Community Club Inc

    EIN 061554248 · Headquarters: WALLINGFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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