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. Center of Special Care Inc

    EIN 061464177 · Headquarters: New Britain, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Center Street Cemetery Association Inc

    EIN 060662042 · Headquarters: Wallingford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Centerbrook Cemetery Assn

    EIN 060605856 · Headquarters: Centerbrook, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  4. Centerpoint Connecticut Condo Assoc Inc

    EIN 453833521 · Headquarters: MIDDLETOWN, CT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  5. Central Area Health Education Center Inc

    EIN 061028806 · Headquarters: Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Central Burying Ground Association

    EIN 066022956 · Headquarters: Woodbridge, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Central Connecticut Chapter of the Society for Information Management

    EIN 061293494 · Headquarters: MARLBOROUGH, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  8. Central Connecticut Cycling Club Inc

    EIN 061354353 · Headquarters: NEW BRITAIN, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Central Connecticut Democratic Socialist of America

    EIN 862490397 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  10. Central Connecticut Magicians Association

    EIN 414096480 · Headquarters: Simsbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Central Connecticut Snow Flakes Inc

    EIN 223012380 · Headquarters: AVON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Central Connecticut Soccer Officials Association Inc

    EIN 061139852 · Headquarters: Broad Brook, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Central Ct Chambers of Commerce Incorporated

    EIN 060273370 · Headquarters: BRISTOL, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  14. Central Ct Dental Hygienists Association

    EIN 273631627 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  15. Central Cycle Club Inc

    EIN 060853771 · Headquarters: CENTRAL VILLAGE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Central Maine Power Co Post-retirement Medical Plan Trust for Nonunion Employee

    EIN 010517035 · Headquarters: ORANGE, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  17. Central Naugatuck Valley Help Inc

    EIN 060879554 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  18. Cerebral Palsy Housing Inc

    EIN 060986942 · Headquarters: BLOOMFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Cert

    EIN 465747027 · Headquarters: Stamford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Cfa Society Hartford Inc

    EIN 900770635 · Headquarters: GRANBY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Cfa Society of Stamford Inc

    EIN 061513527 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Cgbg Foundation

    EIN 815457733 · Headquarters: Hamden, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Cha Wi Ma Inc

    EIN 060938989 · Headquarters: Chaplin, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Chabad Lubavitch of Stamford and Southern Ct

    EIN 223007518 · Headquarters: Moodus, CT, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  25. Chamber of Commerce of Eastern Connecticut Inc

    EIN 060475490 · Headquarters: New London, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Chamber of Commerce of New Canaan Inc

    EIN 060771527 · Headquarters: NEW CANAAN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  27. Chamber of Commerce of Northwest Ct

    EIN 060564714 · Headquarters: TORRINGTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Chamber of Commerce of Wolcott

    EIN 066056938 · Headquarters: WOLCOTT, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. Chappelle Gardens Inc

    EIN 061434013 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. Chapter 10 West of the Teamster Horsemen Motorcycle Association

    EIN 393481186 · Headquarters: STRATFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Charitable Oncology Fund Inc

    EIN 423768017 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Charitable Society in Hartford C/o Us Trust

    EIN 066026007 · Headquarters: Glastonbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  33. Charles & Mabel P Jost Foundation Inc C/o Alexander R Nestor Cpa

    EIN 237070398 · Headquarters: MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  34. Charles D Fleischman Charitable Trust C/o Charles D Fleischman Trustee

    EIN 936530147 · Headquarters: OXFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  35. Charles Samdperil Humanitarian Memorial Foundation

    EIN 050397612 · Headquarters: FAIRFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  36. Charter Oak Aquatic Club Inc

    EIN 061001545 · Headquarters: FARMINGTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  37. Charter Oak Communities

    EIN 061031260 · Headquarters: Stamford, CT, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Charter Oak Figure Skating Club

    EIN 066054698 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Charter Oak Foundation

    EIN 952264158 · Headquarters: WEST SIMSBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Charter Oak Performing Arts Inc

    EIN 061213407 · Headquarters: New Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Charter Oak Photographic Society Inc

    EIN 237093865 · Headquarters: Avon, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Charter Oak State College Alumni Association

    EIN 222534367 · Headquarters: New Britain, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  43. Charter Oak State College Foundation Inc

    EIN 060969831 · Headquarters: NEW BRITAIN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Chassin Weiller Memorial Foundation

    EIN 873872599 · Headquarters: SHERMAN, CT, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  45. Chatham-beech Charitable Foundation

    EIN 226374659 · Headquarters: SOUTH WINDSOR, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  46. Cheer Fund Apa

    EIN 272163664 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Chelsea Foundation Inc

    EIN 061288107 · Headquarters: Groton, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Chelsea Players Inc

    EIN 223357504 · Headquarters: Norwich, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  49. Chelsea Reliance Realty Inc

    EIN 061481214 · Headquarters: NORWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Cheney Cemetery Association Inc

    EIN 066037911 · Headquarters: HAMDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Cheney Hall Foundation Inc

    EIN 061091869 · Headquarters: Manchester, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Chesed Shel Emeth Cemetery Association

    EIN 300632711 · Headquarters: WOODBRIDGE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Cheshire Animal Shelter Volunteers Inc

    EIN 061341705 · Headquarters: Cheshire, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  54. Cheshire Farm Sanctuary Inc

    EIN 800638476 · Headquarters: Cheshire, CT, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  55. Cheshire Food Drive Inc

    EIN 223093752 · Headquarters: Cheshire, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Cheshire Hillside Cemetery Association Inc

    EIN 060769110 · Headquarters: CHESHIRE, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. Cheshire Interfaith Housing Inc

    EIN 061395950 · Headquarters: CHESHIRE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Cheshire Land Trust Inc

    EIN 060867619 · Headquarters: CHESHIRE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Cheshire Maintenance & Custodial Unit

    EIN 841726521 · Headquarters: Southington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Cheshire Police Benevolent Association

    EIN 223007288 · Headquarters: Cheshire, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Cheshire Police Benevolent Association Inc

    EIN 061401507 · Headquarters: Cheshire, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Cheshire Senior Center Membership Association Incorporated

    EIN 061060045 · Headquarters: Cheshire, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Cheshire-prospect Regional Chamber of Commerce Inc

    EIN 060915113 · Headquarters: CHESHIRE, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Chester Historical Society

    EIN 237089770 · Headquarters: CHESTER, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Chester Square Foundation

    EIN 396867533 · Headquarters: STAMFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Chestnut Grove Association Inc

    EIN 061326286 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Chestnut Hill Heights Association Incorporated

    EIN 821245434 · Headquarters: GLASTONBURY, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Chi Omega Fraternity

    EIN 463214290 · Headquarters: DARIEN, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Chi Rho Fund Inc

    EIN 133159734 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. Child Development Center of the First Cong Church of Branford Inc

    EIN 061326028 · Headquarters: BRANFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  71. Child Guidance Center of Southern Connecticut Inc

    EIN 060712058 · Headquarters: MIDDLETOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Children in Placement Inc

    EIN 061182114 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Children's Adventure Center

    EIN 060852809 · Headquarters: Sandy Hook, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Children's Community School Inc

    EIN 061000761 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  75. Chiltern Mountain Club Inc

    EIN 020351375 · Headquarters: Danielson, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Chippens Repeater Bristol Radio Club

    EIN 272540208 · Headquarters: Bristol, CT, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  77. Chozen Generation Inc

    EIN 992414352 · Headquarters: Hamden, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Christ Church Parish of Ansonia Franklin Farrel Memorial Fund

    EIN 900754773 · Headquarters: MERIDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  79. Christ Deliverance Church Inc

    EIN 223052681 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Christ Vessel Incorporated

    EIN 994256592 · Headquarters: North Stonington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Christian Science Association of the Pupils of Sue a Spotts Csb

    EIN 364832145 · Headquarters: Glastonbury, CT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  82. Christian Worship Center Inc

    EIN 933265721 · Headquarters: HAMDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. Christine E Moser Foundation

    EIN 061353117 · Headquarters: NEW BRITAIN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  84. Christopher L Papp Scholarship Inc

    EIN 463946768 · Headquarters: Shelton, CT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  85. Christopher Potvin Scholar Athlete Fund Inc

    EIN 061195345 · Headquarters: OLD LYME, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. Christys Angels Inc

    EIN 992366721 · Headquarters: Brooklyn, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Chrysalis Center Inc

    EIN 060986069 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Church of the City New London Inc

    EIN 060653194 · Headquarters: New London, CT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  89. Church on the Rock New Haven

    EIN 061322137 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  90. Cider Mill Pta

    EIN 061263820 · Headquarters: WILTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Ciencia Puerto Rico Llc

    EIN 660746250 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  92. Cil Affordable Housing Inc

    EIN 061455925 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  93. Cil Housing Incorporated

    EIN 061256055 · Headquarters: HARTFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Cil Properties Incorporated

    EIN 861097130 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  95. Cil Realty of Ma Inc

    EIN 043138563 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Circolo Umberto Ii Disavoia Inc

    EIN 061426020 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Citigroup Staff Member's Association

    EIN 132878534 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Citizen Century Action Inc

    EIN 204091435 · Headquarters: Branford, CT, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  99. Citizen Shield Inc

    EIN 843782841 · Headquarters: Wallingford, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  100. Citizen's Television Inc

    EIN 223148596 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

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