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. Northeast Regional Radiation Oncology Network Inc

    EIN 061426856 · Headquarters: Manchester, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2015 · Primary form: IRS Form 990

  2. Northeast Right to Work Coalition Inc

    EIN 822764532 · Headquarters: Westport, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Northeast Rox Athletics Corporation

    EIN 332977780 · Headquarters: WATERFORD, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Northeast Stockdog Association

    EIN 061313254 · Headquarters: Guilford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Northeast Toyota Crawlers

    EIN 262404362 · Headquarters: Southbury, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Northeast Transportation Co Inc Voluntary Employees' Beneficiary Trust

    EIN 061526749 · Headquarters: WATERBURY, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Northeast United Premier Sc

    EIN 061636389 · Headquarters: STORRS MANSFIELD, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Northeast Ursamen Society of Bears Inc

    EIN 932483509 · Headquarters: Hartford, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Northeast Volunteer Fire Fighters Association

    EIN 300847522 · Headquarters: NORTH HAVEN, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Northeast Wisdom Inc

    EIN 464065282 · Headquarters: DARIEN, CT, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Northeast Youth Sports Club Inc

    EIN 061554426 · Headquarters: THOMPSON, CT, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  12. Northeastern Assoc of Forensic Scientist

    EIN 510213291 · Headquarters: GLASTONBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Northeastern Connecticut Art Guild Inc

    EIN 061256449 · Headquarters: North Grosvenordale, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Northeastern Connecticut Chamber of Commerce Inc

    EIN 060700367 · Headquarters: DANIELSON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. Northeastern Drone Society Incorporated

    EIN 562476261 · Headquarters: Coventry, CT, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. Northeastern Educational Research Association

    EIN 223007342 · Headquarters: HAMDEN, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. Northeastern Midget Hockey League

    EIN 522366188 · Headquarters: Ledyard, CT, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  18. Northeastern Poultry Congress Inc

    EIN 020482823 · Headquarters: North Branford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Northeastern States Sheet Metal Contractors Council

    EIN 222329584 · Headquarters: GRANBY, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Northend Fire Association Inc

    EIN 922684385 · Headquarters: WOLCOTT, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Northern Bound Rescue

    EIN 460644247 · Headquarters: southington, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Northern California Chapter American Academy Psychiatry & Law

    EIN 223358047 · Headquarters: Bloomfield, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  23. Northern Connecticut Land Trust Inc

    EIN 222935986 · Headquarters: Somers, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Northern Connecticut Radio Control Club Inc Ncrcc

    EIN 861074649 · Headquarters: Ellington, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Northern Connecticut Veterans Association

    EIN 923284713 · Headquarters: East Granby, CT, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Northern Ct Sports Inc

    EIN 760769496 · Headquarters: SIMSBURY, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Northern Fairfield County Assoc of Realtors

    EIN 060846068 · Headquarters: Bethel, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. Northern Ghana Association of New England Inc

    EIN 462315140 · Headquarters: HAMDEN, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Northern Ireland Women's Initiative

    EIN 134054590 · Headquarters: GOSHEN, CT, USA · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  30. Northern Junior Golf Association

    EIN 814223322 · Headquarters: West Hartford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Northern Lights Animal Recue Corp

    EIN 842907239 · Headquarters: New Haven, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. Northern Mcgown Teachers Workshop

    EIN 843136889 · Headquarters: NORTH GROSVENORDALE, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Northfield Historical Society Inc

    EIN 061056585 · Headquarters: NORTHFIELD, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Northfield Village Improvement Society Inc

    EIN 222599782 · Headquarters: Northfield, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  35. Northfield Voluteer Fire Company I

    EIN 061420265 · Headquarters: NORTHFIELD, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Northford Community Nursery School Inc

    EIN 060797128 · Headquarters: Northford, CT, USA · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  37. Northford Volunteer Fire Department

    EIN 060915741 · Headquarters: NORTHFORD, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Northford-north Branford Womens Club Gfwc

    EIN 223930246 · Headquarters: Northford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Northington Meadow

    EIN 342051088 · Headquarters: Avon, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Northside Institutions Neighborhood Alliance Inc

    EIN 223887275 · Headquarters: HARTFORD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Northstar Foundation

    EIN 061589586 · Headquarters: STORRS MANFLD, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Northville Amateur Radio Association Inc

    EIN 010828143 · Headquarters: New Milford, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  43. Northville Cemetery Association

    EIN 222488800 · Headquarters: NEW MILFORD, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Northville Residents Association Inc

    EIN 061251770 · Headquarters: New Preston, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Northville Volunteer Fire Department C/o George Russell

    EIN 060925033 · Headquarters: NEW MILFORD, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Northwell Health

    EIN 463756713 · Headquarters: Danbury, CT, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  47. Northwell Health

    EIN 562669185 · Headquarters: Danbury, CT, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  48. Northwell Health

    EIN 834214573 · Headquarters: Danbury, CT, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  49. Northwest Community Bank Foundation Inc

    EIN 872625371 · Headquarters: Winsted, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  50. Northwest Community Cooperative Inc

    EIN 814105296 · Headquarters: Colebrook, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Northwest Connecticut Arts Council Inc

    EIN 061725017 · Headquarters: TORRINGTON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. Northwest Connecticut Association for the Arts Inc

    EIN 061048713 · Headquarters: TORRINGTON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Northwest Connecticut Chamber Education Foundation

    EIN 208919128 · Headquarters: TORRINGTON, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Northwest Connecticut Community Foundation Inc

    EIN 061565733 · Headquarters: TORRINGTON, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Northwest Connecticut Crime Stoppers Inc

    EIN 061160521 · Headquarters: Torrington, CT, US · Crime & Legal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  56. Northwest Connecticut Economic Development Corporation

    EIN 200421459 · Headquarters: Torrington, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  57. Northwest Connecticut Education Association

    EIN 061308494 · Headquarters: Sharon, CT, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  58. Northwest Connecticut Emergency Medical Services Council Inc Rte 1

    EIN 061069277 · Headquarters: Wolcott, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Northwest Connecticut Human Resource Association

    EIN 061637203 · Headquarters: Torrington, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Northwest Connecticut Land Conservancy Inc

    EIN 066082034 · Headquarters: KENT, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Northwest Connecticut Rod & Gun Club

    EIN 066047267 · Headquarters: Canaan, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  62. Northwest Connecticut Sportsmans Council

    EIN 300115714 · Headquarters: WATERTOWN, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Northwest Connecticut Sportsmans Land Trust Inc

    EIN 844439650 · Headquarters: HARWINTON, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Northwest Connecticut Tennis Academy Inc

    EIN 934696118 · Headquarters: Winsted, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Northwest Conservation District Inc

    EIN 060869263 · Headquarters: Torrington, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Northwest Corner Preservation Inc

    EIN 811735909 · Headquarters: LAKEVILLE, CT, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  67. Northwest Corner Triad

    EIN 900993446 · Headquarters: Sharon, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  68. Northwest Ct Community Foundation Trust

    EIN 066114199 · Headquarters: TORRINGTON, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. Northwest Ct Public Safety Comm Ctr

    EIN 061065828 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Northwest Hills Credit Union Inc

    EIN 066041088 · Headquarters: TORRINGTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. Northwest Hills K-9 Rescue Inc

    EIN 800743738 · Headquarters: TORRINGTON, CT, US · Animal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  72. Northwest Hills Youth and Family Se Rvices Inc

    EIN 472359128 · Headquarters: OAKVILLE, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Northwest Regional Mental Health Association Inc

    EIN 060942683 · Headquarters: DANBURY, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  74. Northwest Regional Workforce Investment Board Inc

    EIN 061623757 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Northwest Senior Housing Corporation

    EIN 202203611 · Headquarters: WINSTED, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Northwest United Soccer Club Inc

    EIN 273253074 · Headquarters: Lakeville, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Northwestern Community College Foundation and Regional Advisory Council Inc

    EIN 061044425 · Headquarters: WINSTED, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. Northwestern Connecticut Dialysis Fund Inc

    EIN 060960008 · Headquarters: Torrington, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  79. Northwestern Connecticut Youth Hockey and Skating Association Inc

    EIN 222531618 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Northwestern Ct Cyber Lions Club

    EIN 843528918 · Headquarters: Riverton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Northwestern Ct Dog Club Inc

    EIN 222947612 · Headquarters: Torrington, CT, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  82. Northwestern Ct Sportsmens Association

    EIN 061337371 · Headquarters: WEST CORNWALL, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Northwestern Ct Ymca Inc

    EIN 222878484 · Headquarters: TORRINGTON, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Northwestern Veterans Club Inc

    EIN 060616898 · Headquarters: New Britain, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  85. Norwalk 2 0 Inc

    EIN 273110412 · Headquarters: Norwalk, CT, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. Norwalk Academy of Multilingual Students Inc

    EIN 993878388 · Headquarters: Norwalk, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Norwalk Acts Inc

    EIN 825334443 · Headquarters: NORWALK, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Norwalk Arts & Crafts Worksh C/o Johanna Straczek

    EIN 061018521 · Headquarters: WESTPORT, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  89. Norwalk Arts Society

    EIN 462066606 · Headquarters: Norwalk, CT, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  90. Norwalk Association of School Administrators Inc

    EIN 061445199 · Headquarters: Norwalk, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Norwalk Association of Silvermine Homeowners Inc

    EIN 203655223 · Headquarters: norwalk, CT, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Norwalk Boat Club Inc

    EIN 060474960 · Headquarters: NORWALK, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Norwalk Cal Ripken Inc

    EIN 472785162 · Headquarters: Norwalk, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  94. Norwalk Camera Club

    EIN 061008072 · Headquarters: NORWALK, CT, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  95. Norwalk Cemetery Association

    EIN 066047376 · Headquarters: STRATFORD, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Norwalk Children's Foundation Inc

    EIN 203019678 · Headquarters: NORWALK, CT, USA · Education · Latest available filing year: 2012 · Primary form: IRS Form 990

  97. Norwalk Community Benefit Fund Inc

    EIN 364732208 · Headquarters: Norwalk, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Norwalk Community Chorale Inc

    EIN 061369044 · Headquarters: Westport, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Norwalk Community College Foundation Inc

    EIN 066080293 · Headquarters: NORWALK, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Norwalk Community Health Center

    EIN 061436620 · Headquarters: Norwalk, CT, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

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