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. Shoreline Adult Soccer League Inc

    EIN 061380197 · Headquarters: Cheshire, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. Shoreline Affordable Housing Inc

    EIN 223214968 · Headquarters: EAST LYME, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Shoreline Amateur Radio Club

    EIN 060957902 · Headquarters: WESTBROOK, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Shoreline Arts Alliance Inc

    EIN 061027403 · Headquarters: MADISON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Shoreline Astronomical Society Inc

    EIN 990918229 · Headquarters: Madison, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Shoreline Breakers

    EIN 823510863 · Headquarters: KILLINGWORTH, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Shoreline Chamber of Commerce

    EIN 061196325 · Headquarters: GUILFORD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Shoreline Christian School Inc

    EIN 061391416 · Headquarters: MADISON, CT, USA · Education · Latest available filing year: 2012 · Primary form: IRS Form 990

  9. Shoreline Ct Modern Quild Guild

    EIN 844351894 · Headquarters: Guiford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Shoreline Eldercare Alliance Inc

    EIN 263576417 · Headquarters: Branford, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Shoreline Fc Foundation Inc

    EIN 472005679 · Headquarters: Norwalk, CT, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  12. Shoreline Greenway Trail Inc

    EIN 562338589 · Headquarters: GUILFORD, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Shoreline Islamic Academy Inc

    EIN 271892002 · Headquarters: Madison, CT, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  14. Shoreline Outdoor Education Center

    EIN 061074154 · Headquarters: Guilford, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  15. Shoreline Quilters Guild Inc

    EIN 061390655 · Headquarters: Branford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Shoreline Ringers Inc

    EIN 061787323 · Headquarters: GALES FERRY, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  17. Shoreline Robotics Inc

    EIN 810769382 · Headquarters: Pawcatuck, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Shoreline Roller Derby Inc

    EIN 451231554 · Headquarters: NEW LONDON, CT, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  19. Shoreline Sailing Club

    EIN 061444147 · Headquarters: Westbrook, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Shoreline Sharks Youth Hockey Inc

    EIN 262670622 · Headquarters: GUILFORD, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Shoreline Spartans Youth Rugby Club

    EIN 832863937 · Headquarters: Clinton, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Shoreline Theatrical Arts

    EIN 811520106 · Headquarters: GUILFORD, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  23. Shoreline Veterans Corporation

    EIN 881655485 · Headquarters: Branford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Shoreline Village Ct

    EIN 451267826 · Headquarters: BRANFORD, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Shoreline Wellness Behavioral Health Outreach Inc

    EIN 461212607 · Headquarters: West Haven, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Shoreline Youth Symphony Orchestra Inc

    EIN 223181811 · Headquarters: Madison, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Shoreline Youth Training Corporation

    EIN 872210951 · Headquarters: Clinton, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Shoreride Inc

    EIN 394302817 · Headquarters: Deep River, CT, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Short Beach Hose Hook and Ladder Company Inc

    EIN 222900388 · Headquarters: Branford, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  30. Shoshannascheraga Library Inc

    EIN 222999234 · Headquarters: Stamford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Shoshin Ryu Association Inc

    EIN 061386710 · Headquarters: ROCKY HILL, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. Shovak Catholic Sokol Group 2

    EIN 611762806 · Headquarters: huntington, CT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  33. Showing Gods Heart Inc

    EIN 882612192 · Headquarters: East Haven, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Showpeople Theatre Collective Inc

    EIN 934501073 · Headquarters: Plantsville, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Showtown

    EIN 833134570 · Headquarters: Lakeville, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Shqiperia Tjeter Corp

    EIN 853926084 · Headquarters: Stamford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Shri Shirdi Sai Temple of Connecticut

    EIN 992563711 · Headquarters: Manchester, CT, United States · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Shriners International

    EIN 270199244 · Headquarters: STRATFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Shriners International

    EIN 301370695 · Headquarters: STRATFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Shriners International

    EIN 320748268 · Headquarters: STRATFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Shriners International

    EIN 372106512 · Headquarters: STRATFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Shriners International

    EIN 612227491 · Headquarters: STRATFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Shriners International

    EIN 901740207 · Headquarters: STRATFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Shriners International

    EIN 901744402 · Headquarters: STRATFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Shriners International

    EIN 901744414 · Headquarters: STRATFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Shriners International Pyramid Shriners Group Return

    EIN 237401555 · Headquarters: STRATFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  47. Shs Chorus Boosters

    EIN 830977466 · Headquarters: Pawcatuck, CT, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  48. Shs Girls Softball Booster Club Cor P

    EIN 991833251 · Headquarters: Shelton, CT, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  49. Shs Softball Booster Club

    EIN 872421841 · Headquarters: Plantsville, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Shut the Door Farm Rescue Inc

    EIN 852264190 · Headquarters: Salem, CT, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Shuttle Meadow Country Club

    EIN 060669704 · Headquarters: KENSINGTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Sickel Cell Disease Association of America-CT

    EIN 222699876 · Headquarters: New Haven, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Side by Side Charter School Inc

    EIN 223208841 · Headquarters: NORWALK, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Siena Session for Music & the Arts Inc

    EIN 061073608 · Headquarters: Waterbury, CT, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  55. Sigma Alpha Epsilon Fraternity

    EIN 222938336 · Headquarters: New Haven, CT, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  56. Sigma Alpha Epsilon Fraternity

    EIN 263654431 · Headquarters: Bloomfield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Sigma Alpha Epsilon Fraternity

    EIN 611607392 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Sigma Alpha Epsilon Fraternity

    EIN 872710325 · Headquarters: Storrs, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Sigma Alpha Sorortiy

    EIN 263737023 · Headquarters: Storrs, CT, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  60. Sigma Chi Alpha

    EIN 881995010 · Headquarters: Bridgeport, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  61. Sigma Chi Fraternity

    EIN 061209372 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Sigma Chi Fraternity

    EIN 237222167 · Headquarters: Woodbridge, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Sigma Chi Fraternity

    EIN 510174469 · Headquarters: Enfield, CT, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  64. Sigma Chi Fraternity

    EIN 822676922 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Sigma Chi Fraternity

    EIN 831019228 · Headquarters: WEST HAVEN, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Sigma Chi New Haven Alumni Chapter

    EIN 871767285 · Headquarters: Burlington, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  67. Sigma Delta Tau Society

    EIN 923436876 · Headquarters: West Hartford, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Sigma Delta Tau Society

    EIN 923461414 · Headquarters: Danbury, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Sigma Gamma Rho Sorority

    EIN 992638214 · Headquarters: WEST HARTFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Sigma Gamma Rho Sorority Inc

    EIN 263107201 · Headquarters: STORRS, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Sigma Gamma Rho Sorority Inc

    EIN 264756087 · Headquarters: DERBY, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Sigma Gamma Rho Sorority Inc

    EIN 264768667 · Headquarters: HAMDEN, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Sigma Gamma Rho Sorority Inc

    EIN 311445516 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Sigma Gamma Rho Sorority Inc

    EIN 550904055 · Headquarters: NEW HAVEN, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Sigma Nu Fraternity

    EIN 900824346 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Sigma Outreach Educational Development Initiative Inc

    EIN 472595796 · Headquarters: New Haven, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Sigma Phi Alpha Dental Hygiene Honor Society

    EIN 066087862 · Headquarters: Bridgeport, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Sigma Phi Alpha Dental Hygiene Honor Society

    EIN 900453911 · Headquarters: Southington, CT, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  79. Sigma Phi Alpha Dental Hygiene Honor Society

    EIN 911895155 · Headquarters: Farmington, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  80. Sigma Phi Alpha Dental Hygiene Honor Society

    EIN 911940781 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Sigma Phi Epsilon Fraternity Inc

    EIN 060727846 · Headquarters: New Haven, CT, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  82. Sigma Sigma Sigma Inc

    EIN 474190476 · Headquarters: Naugatuck, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Sigma Theta Tau Inc

    EIN 311242958 · Headquarters: Danbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Sigma Theta Tau Inc

    EIN 311309950 · Headquarters: new Haven, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Sigma Theta Tau Inc

    EIN 311361605 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Sigma Theta Tau International Inc

    EIN 066070315 · Headquarters: STORRS, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Sigma Theta Tau International Inc

    EIN 311309952 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Sigma Theta Tau International Inc

    EIN 621092017 · Headquarters: Orange, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. Sigma Theta Tau International Inc

    EIN 900264197 · Headquarters: Hamden, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  90. Sigma Theta Tau International Inc

    EIN 901029452 · Headquarters: Waterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Sigmon Family Charitable Foundation

    EIN 866794470 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  92. Signs and Smiles

    EIN 850954308 · Headquarters: Storrs Mansfield, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Sikh Art Gallery Inc

    EIN 861538247 · Headquarters: NORWICH, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Sikh Education & Cultural Foundation Inc

    EIN 262752551 · Headquarters: Norwalk, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Sikorsky Aircraft Security Officers Association

    EIN 811854277 · Headquarters: STRATFORD, CT, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Sikorsky Financial Credit Union

    EIN 060634736 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Sikorsky Ski Club Inc

    EIN 200077634 · Headquarters: STRATFORD, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Silas C Beers Uw Charitable Trust Uad

    EIN 776259773 · Headquarters: CORNWALL, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  99. Silas Deane Middle School Parent Action Committee

    EIN 271396322 · Headquarters: Wethersfield, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Silent Reading Incorporated

    EIN 933847304 · Headquarters: Southbury, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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