Nonprofits in Willimantic, Connecticut

Nonprofits in Willimantic, Connecticut. Browse 97 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. Access Agency Inc

    EIN 060801861 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Access Senior Housing of Franklin Inc

    EIN 383796386 · Headquarters: WILLIMANTIC, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. American Fed of Teachers Local 5099 Windham Community Memorial Hos

    EIN 061415568 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  4. American Federation of Teachers

    EIN 061352339 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. American Legion Post 19

    EIN 060242003 · Headquarters: WILLIMANTIC, CT, USA · Public & Societal Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  6. Ancient Free & Accepted Masons of Connecticut

    EIN 066050019 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Ancient Free & Accepted Masons of Connecticut

    EIN 066087076 · Headquarters: Willimantic, CT, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  8. Ancient Free & Accepted Masons of Connecticut

    EIN 237107004 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Ave Maria Inc

    EIN 300541760 · Headquarters: Willimantic, CT, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  10. Birthright of Windham Inc

    EIN 061333408 · Headquarters: WILLIMANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Caring Families Pregnancy Services Inc

    EIN 061214017 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Center for Medicare Advocacy Inc

    EIN 061172509 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Click Inc

    EIN 453938472 · Headquarters: WILLIMANTIC, CT, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Community Companion and Homemakers by Nancy and Hazel Inc

    EIN 061331633 · Headquarters: WILLIMANTIC, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Connecticut Association of Directors of Health Cadh Inc

    EIN 061473233 · Headquarters: WILLIMANTIC, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. Council for Christian Arts Inc

    EIN 061636862 · Headquarters: WILLIMANTIC, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Covenant Soup Kitchen Inc

    EIN 203498376 · Headquarters: WILLIMANTIC, CT, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Eastconn Federation of Teachers Local 4238

    EIN 061063849 · Headquarters: WILLIMANTIC, CT, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Eastern Connecticut State University Alumni Association Inc

    EIN 060726009 · Headquarters: Willimantic, CT, USA · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  20. Eastern Connecticut Training School for Firemen Inc

    EIN 060986217 · Headquarters: WILLIMANTIC, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Ecsu Foundation Inc

    EIN 237111053 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Foundation for Campus Ministry Inc

    EIN 060888867 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Friends of Perception Programs Inc

    EIN 061025234 · Headquarters: WILLIMANTIC, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  24. Friends of the Willimantic Public Library

    EIN 352392757 · Headquarters: Willimantic, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Garden Club of Windham

    EIN 651187171 · Headquarters: WILLIMANTIC, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Generations Holdings Inc C/o Generations Family Health Center

    EIN 473273828 · Headquarters: WILLIMANTIC, CT, USA · Health Care · Latest available filing year: 2017 · Primary form: IRS Form 990

  27. Genesis Church

    EIN 881764395 · Headquarters: WILLIMANTIC, CT, USA · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990

  28. Global Stem Partnership Inc

    EIN 992429953 · Headquarters: Willimantic, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Gold Star Port No 1724 Veterans of Foreign Wars Inc

    EIN 060725032 · Headquarters: Willimantic, CT, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  30. Grow Windham Inc

    EIN 933678132 · Headquarters: Willimantic, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Growing Stronger Inc

    EIN 203978005 · Headquarters: WILLIMANTIC, CT, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  32. Habitat for Humanity of the Windham Area Inc

    EIN 061422354 · Headquarters: Willimantic, CT, USA · Housing & Shelter · Latest available filing year: 2018 · Primary form: IRS Form 990

  33. Holy Family Home and Shelter Inc

    EIN 061329333 · Headquarters: Willimantic, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. International Association of Firefighters Local 1033

    EIN 066084747 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. International Association of Lions Clubs

    EIN 066070020 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Irish Club of Willimantic

    EIN 061325574 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  37. James C Devivo Educational Foundation Inc

    EIN 061516003 · Headquarters: Willimantic, CT, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  38. Kappa Sigma Fraternity

    EIN 821483886 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  39. Knights of Columbus

    EIN 463157115 · Headquarters: WILLIMANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Little Angels Program

    EIN 542191794 · Headquarters: Willimantic, CT, US · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  41. Little League Baseball Inc

    EIN 066098263 · Headquarters: Willimantic, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Lone Oak Wildlife Rescue

    EIN 863298935 · Headquarters: Willimantic, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Masonic Charity & Educational Assn Inc

    EIN 060676335 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Moms Club

    EIN 260065483 · Headquarters: Willimantic, CT, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  45. Naubesatuck Watershed Council Inc

    EIN 061569352 · Headquarters: Willimantic, CT, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  46. Northeast Community Housing Corp

    EIN 061024117 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. Northeast Ct Economic Alliance Inc

    EIN 061263432 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Parents of Act

    EIN 920347115 · Headquarters: Willimantic, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Perception Programs Inc

    EIN 060873149 · Headquarters: WILLIMANTIC, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2022 · Primary form: IRS Form 990

  50. Phi Delta Kappa International Inc

    EIN 471139859 · Headquarters: WILLIMANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Project Genesis

    EIN 061328903 · Headquarters: WILLIMANTIC, CT, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Project Hope of Eastern Connecticut

    EIN 201542111 · Headquarters: WILLIMANTIC, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Project Imo Inc

    EIN 853968595 · Headquarters: WILLIMANTIC, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  54. Psi Chi the National Honor Society in Psychology

    EIN 521538518 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Ragnorak Wrestling Club Inc C/o Christopher Warran

    EIN 883894304 · Headquarters: WILLIMANTIC, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Road Runners Club of Ameica

    EIN 061059509 · Headquarters: WILLIMANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  57. Rotary International

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

  58. Royal and Select Masters of Connecticut

    EIN 237123374 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Royal Arch Masons of Connecticut

    EIN 237119334 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Senior Citizens Center of Willimantic Inc

    EIN 060904484 · Headquarters: Willimantic, CT, US · Human Services · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  61. Sexual Assault Crisis Center of Eastern Connecticut Inc

    EIN 061033609 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Silverbacks Wrestling Club Inc

    EIN 542192838 · Headquarters: WILLIMANTIC, CT, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  63. Storrs Cemetery Association Inc

    EIN 066040576 · Headquarters: Willimantic, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Sword in the Scroll Fencing Academy Inc

    EIN 474302249 · Headquarters: Willimantic, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. The Beacon Trust

    EIN 222531744 · Headquarters: Willimantic, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  66. The Card Home for the Aged Inc

    EIN 060653041 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  67. The Willimantic Switchboard Fire Chiefs Association Inc

    EIN 061003203 · Headquarters: WILLIMANTIC, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. The Windham Historical Society

    EIN 066107746 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Thread City Dance Co

    EIN 814822972 · Headquarters: Willimantic, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. Thread City Development Inc

    EIN 201705441 · Headquarters: Willimantic, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Tri-county Fire Police Association

    EIN 060974862 · Headquarters: Willimantic, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  72. Uriel Temple Corp

    EIN 061060451 · Headquarters: Willimantic, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Vfw Auxiliary Department of Connecticut Inc

    EIN 270886892 · Headquarters: WILLIMANTIC, CT, US · Public & Societal Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  74. Willimantic Bpoe 1311

    EIN 060258965 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Willimantic Housing Corporation

    EIN 811517188 · Headquarters: Willimantic, CT, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990

  76. Willimantic Public Art

    EIN 853718463 · Headquarters: WILLIMANTIC, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Willimantic Renaissance Inc

    EIN 030422128 · Headquarters: Willimantic, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Willimantic Victorian Neighborhood Association Inc

    EIN 202333856 · Headquarters: Willimantic, CT, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  79. Willimantic Whitewater Partnership Inc

    EIN 200905978 · Headquarters: Willimantic, CT, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  80. Windham 4 Paws Inc

    EIN 800370529 · Headquarters: WILLIMANTIC, CT, USA · Animal Related · Latest available filing year: 2016 · Primary form: IRS Form 990

  81. Windham Area Arts Collaborative

    EIN 061559008 · Headquarters: WillimantiC, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Windham Charter School Corporation Path Academy Windham

    EIN 464109569 · Headquarters: WILLIMANTIC, CT, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  83. Windham Community Memorial Hospital Inc

    EIN 060646966 · Headquarters: Willimantic, CT, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  84. Windham Community Memorial Hospital Women's Auxiliary Inc

    EIN 060677728 · Headquarters: Willimantic, CT, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990

  85. Windham Harm Reduction Coalition

    EIN 900738904 · Headquarters: Willimantic, CT, US · Health Care · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  86. Windham High School Booster Club Inc

    EIN 061051840 · Headquarters: WILLIMANTIC, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Windham Hospital Foundation Inc

    EIN 562546632 · Headquarters: WILLIMANTIC, CT, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  88. Windham Region Chamber of Commerce Foundation

    EIN 844752904 · Headquarters: Willimantic, CT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Windham Region Chamber of Commerce Foundation Inc

    EIN 060591400 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Windham Regional Arts Council Inc

    EIN 222814964 · Headquarters: WILLIMANTIC, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Windham Regional Community Council Inc

    EIN 060990205 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Windham Regional Vocational Technical School Pfo Inc

    EIN 371666853 · Headquarters: Willimantic, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Windham Textile and History Museum Inc

    EIN 061137719 · Headquarters: WILLIMANTIC, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Windham Theatre Guild Inc

    EIN 222721945 · Headquarters: Willimantic, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Windham Willimantic Child Care & Family Dev Program Inc

    EIN 060871784 · Headquarters: WILLIMANTIC, CT, USA · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990

  96. Windham Youth Football and Cheerleading Inc

    EIN 923613403 · Headquarters: Willimantic, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Womens Softball Association of Greater Willimantic Inc

    EIN 061042220 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N