Nonprofits in Niantic, Connecticut

Nonprofits in Niantic, Connecticut. Browse 101 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. 958 Corp

    EIN 060890861 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Abc Gymnastics Team Parent Organization

    EIN 900602408 · Headquarters: Niantic, CT, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  3. Ahepa 250 Inc

    EIN 222855925 · Headquarters: NIANTIC, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Ahepa 250-Iv Inc

    EIN 204556679 · Headquarters: NIANTIC, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Ahepa 250-V Inc

    EIN 264231174 · Headquarters: NIANTIC, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Ahepa New London Foundation Inc

    EIN 311588062 · Headquarters: Niantic, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. American Legion

    EIN 060871409 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Society of Plumbing Engineers

    EIN 061566246 · Headquarters: Niantic, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  9. Ancient Free & Accepted Masons of Connecticut

    EIN 060243309 · Headquarters: NIANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Ancient Free & Accepted Masons of Connecticut

    EIN 066088010 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. Ancient Free & Accepted Masons of Connecticut

    EIN 237107639 · Headquarters: Niantic, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. Anglican Foundation of Rhode Island Inc

    EIN 562428376 · Headquarters: Niantic, CT, US · Religion Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  13. Antique Veterans of Connecticut Shoreline

    EIN 562328913 · Headquarters: Niantic, CT, US · Public & Societal Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  14. Association for Women in Science Inc

    EIN 061461324 · Headquarters: Niantic, CT, US · Social Science · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  15. Association of School Business Officials International

    EIN 222989991 · Headquarters: Niantic, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Bayview Masonic Temple Association Incorporated

    EIN 060952251 · Headquarters: Niantic, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Bears Pet Food Pantry Inc

    EIN 820647127 · Headquarters: Niantic, CT, US · Animal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  18. Beelzebubs Alumni Association Inc

    EIN 202881494 · Headquarters: NIANTIC, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Bring Our Music Back Inc

    EIN 271574977 · Headquarters: NIANTIC, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Bseb-birth Support Education & Beyond Inc

    EIN 933981292 · Headquarters: NIANTIC, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Bubs Foundation Inc

    EIN 043647668 · Headquarters: Niantic, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Care & Share of East Lyme Inc

    EIN 061494526 · Headquarters: Niantic, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Children's Museum of Southeastern Connecticut Inc

    EIN 112113076 · Headquarters: Niantic, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  24. Connecticut Federation of School Administrators

    EIN 222489724 · Headquarters: Niantic, CT, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Connecticut Jaycee International Senate Inc

    EIN 223072781 · Headquarters: Niantic, CT, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. Connecticut Lacrosse Foundation

    EIN 813918770 · Headquarters: NIANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Connecticut Society of Association Executives Inc

    EIN 222584373 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Counselors Without Borders Inc

    EIN 452378892 · Headquarters: NIANTIC, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Creative Playschool Inc

    EIN 060811257 · Headquarters: Niantic, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. East Lyme Ambulance Fund Inc

    EIN 061553185 · Headquarters: NIANTIC, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. East Lyme Beautification Committee Incorporated

    EIN 222519681 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  32. East Lyme Cemetery Association Inc

    EIN 222975408 · Headquarters: NIANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  33. East Lyme High School Football Hall of Fame Inc

    EIN 371699567 · Headquarters: Niantic, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. East Lyme Library Foundation Inc

    EIN 223158782 · Headquarters: NIANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  35. East Lyme Police Cadets Inc

    EIN 202761920 · Headquarters: Niantic, CT, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. East Lyme Police Union Local 2852

    EIN 334456239 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. East Lyme Police Union Local 2852 Council 15

    EIN 222698057 · Headquarters: NIANTIC, CT, USA · Employment · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  38. East Lyme Public Library Inc

    EIN 060775062 · Headquarters: NIANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. East Lyme Public Trust Foundation Inc

    EIN 061430188 · Headquarters: Niantic, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. East Lyme Scholarship Association Inc

    EIN 061290851 · Headquarters: NIANTIC, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. East Lyme Uniformed Firefighters Local 3377

    EIN 061316039 · Headquarters: Niantic, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. East Lyme Veterans Council

    EIN 320274810 · Headquarters: Niantic, CT, US · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  43. East Lyme Youth Basketball League Inc

    EIN 061483022 · Headquarters: Niantic, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. East Lyme Youth Football and Cheerleading Incorporated

    EIN 030541981 · Headquarters: Niantic, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  45. Eastlyme Aquatic & Fitness Center Foundation Inc

    EIN 900534071 · Headquarters: Niantic, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Friends of Brookside Farm Museum Inc

    EIN 061018863 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Friends of Feral Felines

    EIN 061470735 · Headquarters: Niantic, CT, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Friends of Mansfield Hollow Inc

    EIN 061634348 · Headquarters: Niantic, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Friends of Samuel Smith House and Property Inc

    EIN 352471207 · Headquarters: Niantic, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Friends of the Oswegatchie Hills Nature Preserve Inc

    EIN 061632142 · Headquarters: NIANTIC, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Hearts Journey Inc

    EIN 811746922 · Headquarters: Niantic, CT, US · Public & Societal Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  52. International Association of Lions Clubs

    EIN 066068761 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. International Association of Lions Clubs

    EIN 237247470 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  54. John and Jessie Kelley Half Marathon Inc

    EIN 871857465 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. John P Holland Division of the Ancient Order of Hibernians In

    EIN 800695290 · Headquarters: Niantic, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Juliana Valentine Mccourt Childrens Education Fund

    EIN 043724588 · Headquarters: Niantic, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  57. Knights of Columbus

    EIN 237541396 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Knights of Columbus

    EIN 474404494 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Little Blessings Foundation Incorporated

    EIN 415181926 · Headquarters: NIANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Little League Baseball Inc

    EIN 061057425 · Headquarters: NIANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Meriden Ski & Snowboard Club Incorporated

    EIN 332634553 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Miracle League of Southeastern Connecticut Inc

    EIN 853810944 · Headquarters: NIANTIC, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Musical Dreams for Human Harmony Inc

    EIN 200286187 · Headquarters: NIANTIC, CT, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  64. National Society of Tole & Decorative Painters

    EIN 061298977 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  65. New London Spiritualist Church Inc

    EIN 066048919 · Headquarters: NIANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  66. Niantic Bay Playhouse

    EIN 812608418 · Headquarters: Niantic, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Niantic Bay Sailing Academy Inc

    EIN 471703043 · Headquarters: Niantic, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. Niantic Bay Yacht Club Inc

    EIN 060684502 · Headquarters: Niantic, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. Niantic Fire Department Inc

    EIN 066046542 · Headquarters: NIANTIC, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Niantic Lions Charities Inc

    EIN 201833841 · Headquarters: NIANTIC, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Niantic Sportsmans Club

    EIN 060888218 · Headquarters: NIANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Oak Grove Beach Community Association Inc

    EIN 471129777 · Headquarters: Niantic, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Old Black Point Association Inc

    EIN 060625729 · Headquarters: Niantic, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Oswegatchie Hills Club Inc

    EIN 060865114 · Headquarters: Niantic, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Paid in Full Ministries Inc

    EIN 204729622 · Headquarters: Niantic, CT, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. Pals Foundation Inc

    EIN 264528752 · Headquarters: Niantic, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  77. Parent Teacher Association of Conneticut Inc

    EIN 222535808 · Headquarters: Niantic, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Particular Council Society of St Vincent De Paul

    EIN 066047550 · Headquarters: NIANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Pequot Cyclists Inc

    EIN 222720928 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Peter Loscoe Memorial Fund

    EIN 831542749 · Headquarters: Niantic, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Projectkoguma Inc

    EIN 394687311 · Headquarters: Niantic, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Ptsa Connecticut Congress

    EIN 911798364 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Ptsa Connecticut Inc

    EIN 060993970 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Renew East Lyme Inc

    EIN 311779945 · Headquarters: Niantic, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Rotary International

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

  86. Salon National Laboutique Des Huit Chapeaux Et Quarante Femmes

    EIN 061258343 · Headquarters: NIANTIC, CT, US · Public & Societal Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  87. Samaritan House Incorporated

    EIN 861268512 · Headquarters: Niantic, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Seabase 1 Corp

    EIN 270356308 · Headquarters: NIANTIC, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Seacoast Youth Chorale Inc

    EIN 883756477 · Headquarters: Niantic, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Shawn Reeder Memorial Scholarship Fund

    EIN 061409839 · Headquarters: NIANTIC, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. Society of St Vincent De Paul

    EIN 611673545 · Headquarters: Niantic, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Southeastern Connecticut Organization for Racial Equity

    EIN 853033379 · Headquarters: Niantic, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. Stars to Stem Inc

    EIN 611874338 · Headquarters: Niantic, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Thames Yacht Club Inc

    EIN 060836944 · Headquarters: NIANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  95. The Blue Door Foundation Inc

    EIN 920285490 · Headquarters: NIANTIC, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. The Institute of Ministry Management & Leadership Inc

    EIN 861029287 · Headquarters: NIANTIC, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. The New England Adolescent Treatment Center Inc

    EIN 060872470 · Headquarters: NIANTIC, CT, USA · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  98. Toastmasters International

    EIN 061316879 · Headquarters: Niantic, CT, US · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  99. Veterans of Foreign Wars of the United States Dept of Connecticut

    EIN 222511765 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Vfw Auxiliary Department of Connecticut Inc

    EIN 270887890 · Headquarters: Niantic, CT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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