Unknown & Unclassified nonprofits in Connecticut

Unknown & Unclassified nonprofits in Connecticut. Browse 7,402 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 International- Fairfield Rotary Club

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

  2. 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

  3. Roton Point Association

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

  4. Round Hill Cemetery Association Inc

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

  5. Round Hill Nursery School Inc

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

  6. Rowayton Parents Exchange

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

  7. Rowayton Senior Housing Corporation

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

  8. Rowayton Tennis Association Inc

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

  9. Roxbury Ambulance Association Inc

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

  10. Roxbury Cemetery Association

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

  11. Roxbury Parent-teacher Organization

    EIN 237009941 · Headquarters: Roxbury, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Roxbury Swim & Tennis Club Inc

    EIN 060741988 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  13. Royal and Select Masters of Connecticut

    EIN 061100035 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Royal and Select Masters of Connecticut

    EIN 066046618 · Headquarters: East Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Royal and Select Masters of Connecticut

    EIN 066049931 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Royal and Select Masters of Connecticut

    EIN 066066086 · Headquarters: Collinsville, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. 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

  18. Royal and Select Masters of Connecticut

    EIN 237123376 · Headquarters: Preston, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Royal and Select Masters of Connecticut

    EIN 237123381 · Headquarters: Waterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. Royal and Select Masters of Connecticut

    EIN 237216223 · Headquarters: Suffield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Royal and Select Masters of Connecticut Most Puissant Grd Conl

    EIN 237188651 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Royal and Select Masters of Connecticut Most Ruissant Gap Conl

    EIN 823394752 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Royal and Select Masters of Ct Crawford 19

    EIN 066055661 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Royal Arch Masons of Connecticut

    EIN 060989981 · Headquarters: EAST GRANBY, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Royal Arch Masons of Connecticut

    EIN 066039295 · Headquarters: Stratford, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Royal Arch Masons of Connecticut

    EIN 066045654 · Headquarters: Preston, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Royal Arch Masons of Connecticut

    EIN 066065542 · Headquarters: SANDY HOOK, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  28. Royal Arch Masons of Connecticut

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

  29. Royal Arch Masons of Connecticut

    EIN 237119335 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Royal Arch Masons of Connecticut

    EIN 237119337 · Headquarters: Waterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Royal Arch Masons of Connecticut

    EIN 237119339 · Headquarters: East Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Royal Arch Masons of Connecticut

    EIN 237119346 · Headquarters: Wallingford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Royal Arch Masons of Connecticut

    EIN 237119347 · Headquarters: East Hampton, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  34. Royal Arch Masons of Connecticut

    EIN 237119348 · Headquarters: Suffield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Royal Arch Masons of Connecticut

    EIN 237119349 · Headquarters: Collinsville, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Royal Arch Masons of Connecticut

    EIN 237119357 · Headquarters: Guilford, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  37. Royal Arch Masons of Connecticut

    EIN 237119359 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  38. Royal Arch Masons of Connecticut

    EIN 823374041 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Royal Order of Jesters

    EIN 237151553 · Headquarters: Waterbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. Royal Order of Jesters Hartford Court No 141

    EIN 237151578 · Headquarters: Newington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Royal Scottish Country Dance Society

    EIN 061225701 · Headquarters: Windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Royals Inc

    EIN 474014081 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  43. Royce Family Fund Inc C/o Royce & Associates

    EIN 133318620 · Headquarters: GREENWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  44. RTA Incorporated

    EIN 060768741 · Headquarters: New Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Ruff and Scratchy Incorporated

    EIN 455027309 · Headquarters: Hamden, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Rural Homes Ltd

    EIN 061007256 · Headquarters: PLAINFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Ruth & Robert L Newman Foundation

    EIN 132961121 · Headquarters: GREENWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  48. Ruth Ann Heller Music Foundation

    EIN 061634043 · Headquarters: OLD LYME, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  49. Ruth F and Henry W Klein Foundation Inc

    EIN 136068385 · Headquarters: WESTPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  50. Ruth K Patten Tuw Fbo Charities

    EIN 066088948 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. Ruth Lloyd Trust Fbo Metropolitan Museum of Art (Lwb)

    EIN 136844377 · Headquarters: GREENWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  52. Rvnahealth Inc

    EIN 060646613 · Headquarters: RIDGEFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Ryan Gomes Inc

    EIN 320213699 · Headquarters: Plantsville, CT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  54. S C S C Womens Association

    EIN 061060952 · Headquarters: Hamden, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. S John Poppalardo Scholarship Fund

    EIN 222484435 · Headquarters: Middletown, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  56. S N a P S Inc Supporting Needs of All People Services

    EIN 010969773 · Headquarters: Milford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. S Spencer Scott Fund Inc

    EIN 136113359 · Headquarters: OLD LYME, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  58. Sabina Dolan and Gladys Saulsbury Foundation Inc

    EIN 061088838 · Headquarters: BRANFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  59. Sachem's Head Yacht Club

    EIN 060520250 · Headquarters: GUILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Safari Club International

    EIN 465395792 · Headquarters: SHELTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. Safe Deposit Box Inc

    EIN 471152544 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  62. Safe Harbor Inc

    EIN 222579445 · Headquarters: WESTBROOK, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Saint Andrew Ladies Society

    EIN 392130909 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Saint Andrews Society of Connecticut Incorporated

    EIN 061086389 · Headquarters: Wallingford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Saint Augustine Building Association of Stamfordinc

    EIN 060416481 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Saint Edwards Council 12968

    EIN 912153360 · Headquarters: NEW FAIRFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Saint Francis Emergency Medical Group Inc

    EIN 451994612 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  68. Saint Francis Hospital and Medical Center Foundation Inc

    EIN 061008255 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  69. Saint Francis School Foundation Inc

    EIN 061039307 · Headquarters: NAUGATUCK, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Saint Luke's Home

    EIN 060653129 · Headquarters: MIDDLETOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  71. Saint Patricks Scholarship Fund Inc

    EIN 237154673 · Headquarters: TRUMBULL, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Saint Vincent De Paul Society

    EIN 263307855 · Headquarters: New Britain, CT, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  73. Sal Tinari Biddy Basketball League Inc

    EIN 223159762 · Headquarters: EAST HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Salem Federation of Teachers

    EIN 060055058 · Headquarters: Salem, CT, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  75. Salem Historical Society Inc

    EIN 237051657 · Headquarters: Salem, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Salem Volunteer Fire Co Inc

    EIN 066061814 · Headquarters: Salem, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  77. Salisbury Cemetery Association

    EIN 060660451 · Headquarters: SALISBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  78. Salisbury Visiting Nurse Association Inc

    EIN 060646887 · Headquarters: SALISBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Salisbury Winter Sports Assoc Inc

    EIN 060672022 · Headquarters: SALISBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Salisbury Youth Hockey Inc

    EIN 061052902 · Headquarters: LAKEVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Sally & Julius Smolen Foundation C/o Susan Sheridan

    EIN 237031674 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  82. Salon 60 8-40

    EIN 651313750 · Headquarters: Naugatuck, CT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  83. Salon National Laboutique Des Huit Chapeaux Et Quarante Femmes

    EIN 300544064 · Headquarters: PUTNAM, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Salvatore & Anna Beltrone Family Fn Selina Beltrone Plotkin Trustee

    EIN 141790563 · Headquarters: RIDGEFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  85. SAM Advocacy Fund

    EIN 832913327 · Headquarters: Stonington, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Samba Football Club Corp

    EIN 465223485 · Headquarters: Danbury, CT, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  87. Sampson High School Alumni Association Inc

    EIN 510156304 · Headquarters: Naugatuck, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  88. SAMUEL & ABRAHAM GOLDSTEIN FOUNDATION C/o Fredricka Stillman Trustee

    EIN 136077539 · Headquarters: New Milford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  89. Samuel a Mcintosh Trust Uw Fbo the Center

    EIN 066086889 · Headquarters: TORRINGTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. Samuel P Senior Memorial Park Inc

    EIN 066084180 · Headquarters: Easton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Samuel Weiss Family Charitable the Swf Foundation

    EIN 066379616 · Headquarters: CLINTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  92. San Juan Center Elderly Housing Inc

    EIN 061152427 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  93. Sandy Hook Promise Action Fund

    EIN 461665232 · Headquarters: NEWTOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Sankofa Education and Leadership Inc

    EIN 462773617 · Headquarters: Norwich, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Santa Iglesia Gnostica Cristiana Universal Samael Aun Weor Institut

    EIN 812138393 · Headquarters: STAMFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  96. Sarah Whitman Hooker Foundation Inc

    EIN 237391486 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Saturday Step Sisters Group

    EIN 882134634 · Headquarters: Bloomfield, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. Saugatuck Elementary School Pta C/o Nick Logan

    EIN 043681812 · Headquarters: WESTPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Saugatuck Shores Club Inc

    EIN 060629473 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Save Prospect Corporation

    EIN 274052528 · Headquarters: PROSPECT, CT, USA · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

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