Mutual & Membership Benefit nonprofits in Connecticut

Mutual & Membership Benefit nonprofits in Connecticut. Browse 477 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. 14Th Willimantic Club

    EIN 060636864 · Headquarters: Windham, CT, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  2. 20 Ansantawae Lea

    EIN 066039567 · Headquarters: waterbury, CT, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  3. 5 Devotion Lea

    EIN 061296970 · Headquarters: waterbury, CT, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  4. Aba-pgt Employee Medical Trust

    EIN 066236496 · Headquarters: MANCHESTER, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990

  5. Academy of Mastery Inc

    EIN 270957303 · Headquarters: Middletown, CT, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  6. Adah Chapter No 22 Order of the Eastern Star Prince Hall Affil

    EIN 060964694 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Agc of Connecticut Foundation Inc

    EIN 814763264 · Headquarters: Wethersfield, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Ancient Egyptian Arabic Order Nobles Mystic Shrine of N & S Amer

    EIN 061071976 · Headquarters: NEW HAVEN, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  9. Ancient Egyptian Arabic Order Nobles Mystic Shrine of N & S Amer

    EIN 237536609 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  10. Ancient Free & Accepted Masons Corinthian Lodge #104 Inc

    EIN 066048492 · Headquarters: STRATFORD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Ancient Free & Accepted Masons Of

    EIN 237025264 · Headquarters: MANCHESTER, CT, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  12. Ancient Free & Accepted Masons of Connecticut

    EIN 041056519 · Headquarters: hamden, CT, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  13. Ancient Free & Accepted Masons of Connecticut

    EIN 066044120 · Headquarters: Montville, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Ancient Free & Accepted Masons of Connecticut

    EIN 066054928 · Headquarters: fairfield, CT, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  15. 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

  16. Ancient Free & Accepted Masons of Connecticut

    EIN 237056356 · Headquarters: Suffield, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Ancient Free & Accepted Masons of Connecticut

    EIN 237107628 · Headquarters: Bethel, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  18. Ancient Free & Accepted Masons of Connecticut

    EIN 237144288 · Headquarters: BARKHAMSTED, CT, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  19. Ancient Free & Accepted Masons of Connecticut

    EIN 237221558 · Headquarters: Milford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  20. Ancient Free & Accepted Masons of Connecticut

    EIN 237240006 · Headquarters: Wethersfield, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Ancient Free & Accepted Masons of Ct

    EIN 066039749 · Headquarters: WALLINGFORD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990

  22. Archbishop John F Whealon Assembly

    EIN 061375257 · Headquarters: Rocky Hill, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Ashlar Lodge No 332 Ancient Free and Accepted Masons

    EIN 800345685 · Headquarters: MERIDEN, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Aspectuck Cemetary Association Inc

    EIN 066102329 · Headquarters: Easton, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Avangrid Renewables Llc Post-retirement Medical Plan Trust

    EIN 680629872 · Headquarters: ORANGE, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990

  26. Bald Hill Cemetery Assoc Inc

    EIN 833611621 · Headquarters: Wilton, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Baldwin Chapter 13 Ram

    EIN 237107987 · Headquarters: STRATFORD, CT, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  28. Barnes Group Inc Retiree Medical Plan Voluntary Employee Benefit Association

    EIN 061479282 · Headquarters: Bristol, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990

  29. Baxter Farms Comm Water

    EIN 453989588 · Headquarters: Tolland, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Benevolent & Protective Order of Elks Inc 265

    EIN 060258964 · Headquarters: WATERBURY, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Beth Alom Cemetery Association Inc

    EIN 060261685 · Headquarters: New Britain, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Beth El Keser Israel Cemetery Association Inc

    EIN 061343276 · Headquarters: NEW HAVEN, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Beth Hillel Synagogue Memorial Park Corporation

    EIN 473143587 · Headquarters: BLOOMFIELD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Bloomfield Cemetery Association

    EIN 060663372 · Headquarters: BLOOMFIELD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. Blue & White Knights Inc

    EIN 461146210 · Headquarters: Darien, CT, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  36. Blue Knights Motorcycle Club

    EIN 222710569 · Headquarters: Orange, CT, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  37. Blue Knights Motorcycle Club

    EIN 222829305 · Headquarters: Groton, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  38. Bnai Beth Sholom Cemetery Trust

    EIN 066107394 · Headquarters: cheshire, CT, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  39. Bnai Tikvoh- Sholom Cemetery Inc

    EIN 332654965 · Headquarters: Bloomfield, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Bolton Cemetery Association Inc C/o Robert Murdock

    EIN 066039129 · Headquarters: MANCHESTER, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990

  41. Boxes to Boots Incorporated

    EIN 824502518 · Headquarters: BERLIN, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Bozrah Lodge No 950 Loyal Order of Moose

    EIN 060475599 · Headquarters: Bozrah, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Branford Police Benevolent Associat

    EIN 061251735 · Headquarters: BRANFORD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Brookfield Town Centor 4 Business Inc

    EIN 364874790 · Headquarters: Danbury, CT, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  45. Calabria Mia Inc

    EIN 061135251 · Headquarters: new britain, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  46. Cbsrz Cemetery Association

    EIN 822889777 · Headquarters: Chester, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Center Cemetery Association of Torrington Inc

    EIN 273300440 · Headquarters: MORRIS, CT, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. Central Cemetery Assoc of Brookfield

    EIN 223141045 · Headquarters: BROOKFIELD, CT, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  49. Central Maine Power Company Post- Retirement Medical Plan Trust for Union

    EIN 010517029 · Headquarters: ORANGE, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. Cenveo Worldwide Limited Employment Transition Benefit Trust

    EIN 272039520 · Headquarters: Stamford, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. Chairmens Forum Inc

    EIN 461992316 · Headquarters: Darien, CT, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  52. Cheshire Masonic Temple Association Incorporated

    EIN 060955861 · Headquarters: Cheshire, CT, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  53. Christ the Redeemer Council 15870

    EIN 465045632 · Headquarters: Milford, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  54. College Park Section Iii Owners Association Incorporated

    EIN 223340778 · Headquarters: Fairfield, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Colonial Cemeteries Inc

    EIN 060809929 · Headquarters: STAMFORD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Columbia Lodge No 25 Building Association Inc

    EIN 061054619 · Headquarters: Glastonbury, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Columbia West Street Burying Ground Association Inc

    EIN 066057349 · Headquarters: Columbia, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Columbiettes Incorpoated Supreme Council

    EIN 862634911 · Headquarters: Newtown, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Columbiettes Incorporated

    EIN 061044005 · Headquarters: Bridgeport, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  60. Columbiettes Incorporated

    EIN 061088008 · Headquarters: Hamden, CT, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  61. Columbiettes Incorporated

    EIN 061373022 · Headquarters: Norwalk, CT, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  62. Columbiettes Incorporated

    EIN 061573707 · Headquarters: Waterbury, CT, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  63. Columbiettes Incorporated

    EIN 510220132 · Headquarters: Norwalk, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  64. Columbiettes Incorporated

    EIN 510220191 · Headquarters: Wallingford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  65. Commander John J Shea Assembly 0081

    EIN 611725572 · Headquarters: New Haven, CT, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  66. Congregation B Nai Sholom Cemetery Incorporated

    EIN 452635203 · Headquarters: Newington, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Connecticut Carpenters Health Fund

    EIN 237032832 · Headquarters: HAMDEN, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  68. Connecticut Cemetery Association Inc

    EIN 066056615 · Headquarters: New Haven, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Connecticut Education Assoc Health & Benefits Plan

    EIN 020678121 · Headquarters: HARTFORD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Connecticut Fire Department Instructors Association Inc

    EIN 432113790 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Connecticut Funeral Directors Association Inc Group Insurance Tr

    EIN 066196388 · Headquarters: Cheshire, CT, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  72. Connecticut Moose Association

    EIN 237128508 · Headquarters: NEW MILFORD, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Connecticut Renaissance Inc Veba Trust

    EIN 204618170 · Headquarters: SHELTON, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Coordinated Health Mutual Inc

    EIN 454748792 · Headquarters: Farmington, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. Cornwall Hollow Cemetery Association Inc

    EIN 066035269 · Headquarters: Falls Village, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Cromwell Hillside Cemetery Association Inc

    EIN 901900962 · Headquarters: Cromwell, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Crystal Lake Cemetery Assoc Inc

    EIN 061401781 · Headquarters: Stafford Springs, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  78. Ct Athletic Booster Club

    EIN 822196672 · Headquarters: Hamden, CT, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  79. Danbury Lodge #1373 Loyal Order of Moose Danbury Moose Family Center #1373

    EIN 060433650 · Headquarters: DANBURY, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Danbury Paid Fire Department Sickness & Surgical Fund

    EIN 066062568 · Headquarters: DANBURY, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Darien Police Association Incorporated Voluntary Employees' Beneficiary Assoc

    EIN 462401826 · Headquarters: DARIEN, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Daughters of Isis of North & South America

    EIN 237532207 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Daughters of Scotia

    EIN 237166830 · Headquarters: MILFORD, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Dependable Engines Association Inc

    EIN 331299793 · Headquarters: Glastonbury, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Doncasters Inc Retiree Veba Trust

    EIN 823136698 · Headquarters: GROTON, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Downtown Mystic Merchants Inc

    EIN 462530475 · Headquarters: MYSTIC, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990

  87. Dramatic Order Knights of Khorassan

    EIN 237591221 · Headquarters: Norfolk, CT, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  88. East Side Burying Ground Assn of Woodbridge Inc

    EIN 061435909 · Headquarters: Woodbridge, CT, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. East Thompson Cemetary Association

    EIN 060793947 · Headquarters: Thompson, CT, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  90. Eastern Star Charity Foundation of Ct

    EIN 066040430 · Headquarters: WALLINGFORD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Eastford Grove Cemetery Association Inc

    EIN 066042587 · Headquarters: EASTFORD, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Edelweiss Lodge No 31 Order of Hermann Sons of the State of Conne

    EIN 332076967 · Headquarters: Guilford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Edon Club

    EIN 934152384 · Headquarters: New Haven, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Elm City Council Princes of Jerusalem Masonry Nmj

    EIN 066050336 · Headquarters: NEW HAVEN, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990

  95. Elmvale Cemetery Association of Woodstock Connecticut Incorporated

    EIN 066045627 · Headquarters: EAST WOODSTOCK, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Evergreen Cementery Association of Avon Connecticut Inc

    EIN 061503232 · Headquarters: AVON, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Evergreen Health Inc

    EIN 453193240 · Headquarters: Farmington, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Evergreenwoods Employees Scholarship Fund

    EIN 061627929 · Headquarters: NORTH BRANFORD, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  99. Fairfield County Chapter of Chartered Life Underwriters Inc

    EIN 066073427 · Headquarters: Westport, CT, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  100. Ferguson Electric & Ferguson Mech Employees Welfare Benefits Trust

    EIN 847006482 · Headquarters: PLAINVILLE, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

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