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. Rotary Club of West Haven C/o William Sapienza

    EIN 066103649 · Headquarters: WEST HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Rotary Club of Wethersfield Helping Hand Fund

    EIN 066058697 · Headquarters: WETHERSFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Rotary District 7890 Charitable Fund Inc

    EIN 872314658 · Headquarters: West Simsbury, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Rotary District 7980 C/o Adam J Kasowitz Cpa

    EIN 800355652 · Headquarters: MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Rotary District 7980 Foundation Inc

    EIN 066517478 · Headquarters: MILFORD, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Rotary District 7980 Gift of Life Foundation Inc

    EIN 202875642 · Headquarters: Shelton, CT, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  7. Rotary Foundation of the Stoningtons Inc

    EIN 311660984 · Headquarters: STONINGTON, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Rotary Foundation of the Torrington Winsted Areas

    EIN 061455048 · Headquarters: TORRINGTON, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Rotary International

    EIN 060516425 · Headquarters: Vernon, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Rotary International

    EIN 060912960 · Headquarters: West Suffield, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. Rotary International

    EIN 061028161 · Headquarters: Litchfield, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  12. Rotary International

    EIN 061101829 · Headquarters: Deep River, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  13. Rotary International

    EIN 061214103 · Headquarters: Washington Depot, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  14. Rotary International

    EIN 061281357 · Headquarters: Westport, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Rotary International

    EIN 061300517 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Rotary International

    EIN 061310295 · Headquarters: Danielson, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Rotary International

    EIN 061349032 · Headquarters: Wethersfield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Rotary International

    EIN 061368966 · Headquarters: East Haddam, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  19. Rotary International

    EIN 061388579 · Headquarters: Stonington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Rotary International

    EIN 061473015 · Headquarters: Monroe, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Rotary International

    EIN 061621394 · Headquarters: Waterford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Rotary International

    EIN 061734680 · Headquarters: Berlin, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Rotary International

    EIN 066046407 · Headquarters: PUTNAM, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Rotary International

    EIN 066047145 · Headquarters: Norwalk, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Rotary International

    EIN 066048641 · Headquarters: MIDDLEBURY, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Rotary International

    EIN 066068949 · Headquarters: DARIEN, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  27. Rotary International

    EIN 066068953 · Headquarters: Stamford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Rotary International

    EIN 066069287 · Headquarters: Moosup, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Rotary International

    EIN 066070043 · Headquarters: New Canaan, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Rotary International

    EIN 066070286 · Headquarters: Hamden, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Rotary International

    EIN 066087070 · Headquarters: New Milford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Rotary International

    EIN 066103644 · Headquarters: Willimantic, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  33. Rotary International

    EIN 066103651 · Headquarters: Plainville, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Rotary International

    EIN 066103656 · Headquarters: Salisbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Rotary International

    EIN 066103659 · Headquarters: Enfield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Rotary International

    EIN 066103662 · Headquarters: Somers, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  37. Rotary International

    EIN 066103790 · Headquarters: Manchester, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Rotary International

    EIN 066103795 · Headquarters: NIANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  39. Rotary International

    EIN 066103801 · Headquarters: North Branford, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  40. Rotary International

    EIN 066103804 · Headquarters: Clinton, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  41. Rotary International

    EIN 066103806 · Headquarters: Ansonia, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  42. Rotary International

    EIN 066103810 · Headquarters: Cheshire, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Rotary International

    EIN 066103813 · Headquarters: Deep River, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  44. Rotary International

    EIN 066103820 · Headquarters: ESSEX, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Rotary International

    EIN 066103828 · Headquarters: Groton, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  46. Rotary International

    EIN 222564612 · Headquarters: Newington, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Rotary International

    EIN 237219409 · Headquarters: Southbury, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Rotary International

    EIN 237228471 · Headquarters: Orange, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Rotary International

    EIN 237445204 · Headquarters: Windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Rotary International

    EIN 260279959 · Headquarters: Broad Brook, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  51. Rotary International

    EIN 263159381 · Headquarters: Gales Ferry, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Rotary International

    EIN 272583981 · Headquarters: Ridgefield, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  53. Rotary International

    EIN 273051238 · Headquarters: East Lyme, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  54. Rotary International

    EIN 363981000 · Headquarters: Terryville, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Rotary International

    EIN 593804305 · Headquarters: Farmington, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  56. Rotary International

    EIN 911834187 · Headquarters: NEW MILFORD, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  57. Rotary International Bloomfield

    EIN 237182509 · Headquarters: Bloomfield, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  58. Rotary International District 7230

    EIN 136219583 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Rotary International District 7230 Incorporated

    EIN 261854165 · Headquarters: STAMFORD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  60. Rotary International District 7890

    EIN 237396897 · Headquarters: FALLS VILLAGE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Rotary International East Hartford

    EIN 066058484 · Headquarters: WEST HARTFORD, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Rotary International Middletown

    EIN 066103703 · Headquarters: MIDDLETOWN, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. Rotary International New London

    EIN 066103797 · Headquarters: NEW LONDON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Rotary International Rockville Rotary Cl

    EIN 066103665 · Headquarters: VERNON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. Rotary International Stamford

    EIN 066047075 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Rotary International the Rotary Club of Stafford Inc

    EIN 066078155 · Headquarters: Stafford Springs, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Rotary International Winsted

    EIN 066103647 · Headquarters: Torrington, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  68. Rotary International- Fairfield Rotary Club

    EIN 066058332 · Headquarters: FAIRFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Rotary of Avon-canton Inc

    EIN 030453394 · Headquarters: AVON, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Rotary Scholarship and Charitable Trust Fund of New Haven

    EIN 066074513 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Rothberg Institute Inc

    EIN 061634985 · Headquarters: GUILFORD, CT, USA · Medical Research · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  72. Roton Point Association

    EIN 060939184 · Headquarters: Rowayton, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Rough Edges Arts Productions

    EIN 461700180 · Headquarters: Windsor, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Rough Riders Fife and Drum Corps in C

    EIN 393990995 · Headquarters: Canaan, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Rouhana Family Foundation Inc

    EIN 113293390 · Headquarters: GREENWICH, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. Round Hill Association Inc

    EIN 066051492 · Headquarters: Greenwich, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Round Hill Cemetery Association Inc

    EIN 061050795 · Headquarters: Greenwich, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Round Hill Nursery School Inc

    EIN 060685114 · Headquarters: GREENWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Round Hill Volunteer Fire Company Inc

    EIN 237083479 · Headquarters: GREENWICH, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Round Table Players Inc

    EIN 832132739 · Headquarters: BRANFORD, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Round the World Women

    EIN 680664169 · Headquarters: NEW HAVEN, CT, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  82. Roundhill Scholarship Foundation Inc

    EIN 061076550 · Headquarters: GREENWICH, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Route to Rescue Corp

    EIN 873049502 · Headquarters: BLOOMFIELD, CT, US · Animal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  84. Rovers Inc

    EIN 061483048 · Headquarters: Ellington, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Row for Hope Inc

    EIN 260176485 · Headquarters: Greenwich, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  86. Rowamerica Bridgeport Inc

    EIN 994234979 · Headquarters: GREENWICH, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Rowamerica Pittsburgh Inc

    EIN 994657516 · Headquarters: GREENWICH, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Rowayton Arts Center

    EIN 066070045 · Headquarters: ROWAYTON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Rowayton Civic Association Inc

    EIN 223044753 · Headquarters: ROWAYTON, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Rowayton Firefighters Association Inc

    EIN 863385690 · Headquarters: Norwalk, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Rowayton Little League Inc

    EIN 061094639 · Headquarters: NORWALK, CT, USA · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990

  92. Rowayton Parents Exchange

    EIN 222938319 · Headquarters: Rowayton, CT, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  93. Rowayton Platform Tennis Association Inc

    EIN 920904562 · Headquarters: ROWAYTON, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Rowayton Senior Housing Corporation

    EIN 060944478 · Headquarters: ROWAYTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Rowayton Tennis Association Inc

    EIN 060961290 · Headquarters: Norwalk, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. Rowayton Union Cemetery Association

    EIN 223202054 · Headquarters: Rowayton, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Roxanne W Beardsley Charitable Trust

    EIN 326073332 · Headquarters: HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  98. Roxbury Ambulance Association Inc

    EIN 061076186 · Headquarters: ROXBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Roxbury Cemetery Association

    EIN 066036859 · Headquarters: ROXBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Roxbury Cemetery of Stamford Inc

    EIN 066072061 · Headquarters: stamford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

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