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. Wallingford Hawks Youth Hockey Assoc Inc

    EIN 237132697 · Headquarters: WALLINGFORD, CT, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990

  2. Wallingford Historic Preservation Trust

    EIN 061326697 · Headquarters: WALLINGFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Wallingford Jr Football League Inc

    EIN 900674577 · Headquarters: Wallingford, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  4. Wallingford Land Trust Inc The

    EIN 060982140 · Headquarters: Wallingford, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Wallingford Little League Baseball Inc 2070521

    EIN 061059296 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  6. Wallingford Lodge 1365 of the Bpoe

    EIN 060333017 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Wallingford Lodge 748 Loyal Order of Moose

    EIN 060433720 · Headquarters: WALLINGFORD, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  8. Wallingford Police Benevolent Assoc

    EIN 066180440 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Wallingford Public Access Association Inc

    EIN 061378847 · Headquarters: Wallingford, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Wallingford Public Library Association

    EIN 060653534 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Wallingford Sharks Incorporated

    EIN 393542878 · Headquarters: Wallingford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Wallingford Symphony Society Inc

    EIN 061011304 · Headquarters: WALLINGFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Wallingford United Municipal Employeess Local 2019- Nipseu

    EIN 841842081 · Headquarters: WALLINGFORD, CT, US · Employment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  14. Wallingford Wolverines Inc

    EIN 920373591 · Headquarters: Wallingford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Wallingford Youth Lacrosse Inc

    EIN 272772599 · Headquarters: WALLINGFORD, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. Wallingford Youth Soccer League Inc

    EIN 223067666 · Headquarters: WALLINGFORD, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Wally Byam Caravan Club International Inc

    EIN 200634250 · Headquarters: Wilton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Walnut Beach Arts & Business Association Inc

    EIN 820689694 · Headquarters: MILFORD, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Walnut Beach Association

    EIN 061496532 · Headquarters: Milford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Walsh Family Foundation

    EIN 133950961 · Headquarters: STAMFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  21. Walsh Family Foundation

    EIN 814517504 · Headquarters: Westport, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  22. Walt Czekaj Foundation Charitable Tr

    EIN 276294224 · Headquarters: Westport, CT, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. Walter & Merle Baum Foundation Inc C/o Berchem Moses Pc

    EIN 810585669 · Headquarters: MILFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  24. Walter C Polson Pto

    EIN 061505721 · Headquarters: Madison, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Walter Camp Football Foundation Charitable Corporation

    EIN 205622460 · Headquarters: North Haven, CT, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  26. Walter Camp Football Foundation Inc

    EIN 066099383 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Walter Family Pediatric Leukemia Foundation

    EIN 205416137 · Headquarters: WESTPORT, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Walter Kann Foundation Inc

    EIN 133381799 · Headquarters: WESTPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  29. Walter Pop Smith Little League

    EIN 061370470 · Headquarters: new Haven, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Walton E and Mary T Burdick Family Foundation

    EIN 066379689 · Headquarters: Stamford, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  31. WAM United Soccer Club

    EIN 061457886 · Headquarters: Storrs Mansfield, CT, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Wamogo Education Association in Regional School District No 6

    EIN 237174476 · Headquarters: Torrington, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  33. Wampanoag Country Club

    EIN 060579870 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Wandering Star Project Inc

    EIN 061476536 · Headquarters: Branford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Wapping Cemetery Association Inc

    EIN 066062828 · Headquarters: SOUTH WINDSOR, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. Wapping Elementary School Parent Teacher Organization Incorporated

    EIN 203527046 · Headquarters: South Windsor, CT, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  37. Warburton Chapel Trustees

    EIN 060646928 · Headquarters: Hartford, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Ward-heitman Museum Foundation Inc

    EIN 061450014 · Headquarters: WEST HAVEN, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Warde Football Gridiron

    EIN 825192227 · Headquarters: Fairfield, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Warden Carl Robinson Correctional Foundation Inc

    EIN 454656455 · Headquarters: WINDSOR, CT, USA · Crime & Legal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  41. Warehouse Point Fire Department Incorporated

    EIN 066101696 · Headquarters: East Windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Warehouse Point Housing for the Elderly Inc

    EIN 060909048 · Headquarters: EAST WINDSOR, CT, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  43. Warm the Children Inc

    EIN 223240222 · Headquarters: SOUTHBURY, CT, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  44. Warnock Thomas H

    EIN 066035819 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  45. Warren Affordable Housing Corporation

    EIN 061299310 · Headquarters: Warren, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Warren Historical Society Inc

    EIN 205052190 · Headquarters: Warren, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Warren Land Trust Inc

    EIN 223018018 · Headquarters: WARREN, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Warren Public Library Inc

    EIN 061353369 · Headquarters: WARREN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. Warren Volunteer Fire Company Inc

    EIN 061083891 · Headquarters: WARREN, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. Warrior Collective Inc

    EIN 851728383 · Headquarters: Ridgefield, CT, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Warriors for Warriors Inc

    EIN 465479685 · Headquarters: EAST LYME, CT, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. Wartime Outreach Ministry Inc

    EIN 991670552 · Headquarters: Naugatuck, CT, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  53. Washington Ambulance Association Inc

    EIN 066055363 · Headquarters: WASHINGTON, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Washington Art Association Incorporated

    EIN 060754956 · Headquarters: WASHINGTON DEPOT, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Washington Association of Maintenance and Operations Administrators

    EIN 911186143 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. Washington Cemetery Association

    EIN 060580783 · Headquarters: WASHINGTON DEPOT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Washington Citizens Scholarship Fdn Trust

    EIN 066070594 · Headquarters: LITCHFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. Washington Club Inc

    EIN 060580785 · Headquarters: WASHINGTON, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Washington Community Fund Inc

    EIN 066038773 · Headquarters: WASHINGTON, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. Washington Community Housing Trust Inc

    EIN 061235451 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Washington Engine Company No 1 Incorporated

    EIN 811904903 · Headquarters: GUILFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Washington Environmental Council Inc

    EIN 060916292 · Headquarters: Washington, CT, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Washington Friends of Music Inc

    EIN 475034272 · Headquarters: Washington, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Washington Lodge 19 a F Am

    EIN 066052810 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Washington Montessori Association Inc

    EIN 237100723 · Headquarters: NEW PRESTON, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Washington Park Association Incorporated

    EIN 060980198 · Headquarters: Bridgeport, CT, US · Recreation & Sports · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  67. Washington Park Drum Corps Committee Inc

    EIN 222578045 · Headquarters: Meriden, CT, US · Arts, Culture & Humanities · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  68. Washington Park Foundation Inc

    EIN 462392418 · Headquarters: WASHINGTON DEPOT, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Washington Pietro Micca North Italian League Inc

    EIN 060900356 · Headquarters: WEST HAVEN, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Washington Primary School Pto

    EIN 113800893 · Headquarters: Washington, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Washington Scholarship Fund Inc

    EIN 462433377 · Headquarters: WASHINGTON DEPOT, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Washington Social Club Inc

    EIN 060580990 · Headquarters: MANCHESTER, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Washington Street Residents Merchants Association Incorporated

    EIN 651274044 · Headquarters: Norwalk, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  74. Washington Symphonic Brass and Percussion Ensemble

    EIN 521903552 · Headquarters: Burlington, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Washington Volunteer Fire Dept Inc

    EIN 061330480 · Headquarters: Washington Depot, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Washington Young Sinfonia

    EIN 843891807 · Headquarters: New Haven, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  77. Washingtonville Teachers Benets Trust Fund

    EIN 222352870 · Headquarters: Wallingford, CT, USA · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990

  78. Washirika Foundation Corp

    EIN 934392076 · Headquarters: Newington, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Wasi Peru Tricultural

    EIN 415307169 · Headquarters: New London, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Waste Free Greenwich Inc

    EIN 922949060 · Headquarters: Old Greenwich, CT, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Waste Not Want Not Community Kitchen Inc

    EIN 272539276 · Headquarters: East Granby, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. Wat Lao Buddhadhan Nb Inc

    EIN 061482801 · Headquarters: South Windsor, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. Watchorn Foundation

    EIN 237037270 · Headquarters: HAMDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  84. Water Emergency Training Wet Inc

    EIN 820957471 · Headquarters: GUILFORD, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Water Innovations Alliance Foundation

    EIN 270624903 · Headquarters: FAIRFIELD, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Water N Webs Waterbird Rehabilitation Centre Inc

    EIN 061423600 · Headquarters: Northford, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Water Oak Circle of Sports

    EIN 200176308 · Headquarters: Watertown, CT, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Water Rats Parents Club Inc

    EIN 061368264 · Headquarters: WESTPORT, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Water Witch Hose Co No 2 of New Milf

    EIN 061047580 · Headquarters: NEW MILFORD, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Water Witch Hose Company Inc

    EIN 471739115 · Headquarters: Danbury, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  91. Water-oak Athletic Club

    EIN 061310254 · Headquarters: Watertown, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Water-oak Community Women Inc

    EIN 060884365 · Headquarters: WATERTOWN, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Water-oak Community Youth Center Inc

    EIN 061635116 · Headquarters: OAKVILLE, CT, US · Youth Development · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  94. Water-oak Crime Stoppers Inc

    EIN 061435112 · Headquarters: Oakville, CT, US · Crime & Legal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  95. Water-oak Scouting Inc

    EIN 923968136 · Headquarters: Oakville, CT, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. Waterbury Addiction Recovery Residence Inc

    EIN 862155998 · Headquarters: WATERBURY, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. Waterbury Arc Inc

    EIN 060743645 · Headquarters: WATERBURY, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Waterbury Area Fire Chiefs Association Inc

    EIN 060932878 · Headquarters: CHESHIRE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Waterbury Arts Magnet School Ptso

    EIN 814112250 · Headquarters: Waterbury, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Waterbury Ballet Company

    EIN 061228091 · Headquarters: MIDDLEBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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