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. Montville Education Foundation Inc

    EIN 263475842 · Headquarters: Uncasville, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Montville Fire Company #1 Inc

    EIN 061057189 · Headquarters: UNCASVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  3. Montville Firefighters Association Local No 3386

    EIN 912004993 · Headquarters: Oakdale, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  4. Montville High School Athletic Boosters Organization

    EIN 364841117 · Headquarters: Oakdale, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Montville High School Music Association Inc

    EIN 471919414 · Headquarters: Oakdale, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Montville High School Project Graduation Inc

    EIN 461025945 · Headquarters: Oakdale, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Montville Lacrosse

    EIN 454912519 · Headquarters: Oakdale, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Montville Rotary Club Foundation Inc

    EIN 223221937 · Headquarters: Uncasville, CT, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Montville Rotary Club Inc

    EIN 061101603 · Headquarters: Uncasville, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Montville Youth Football League Incorporated

    EIN 061194234 · Headquarters: OAKDALE, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Montville Youth Soccer Club Inc

    EIN 222857230 · Headquarters: OAKDALE, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Monument Builders of Connecticut

    EIN 061445589 · Headquarters: North Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  13. Moodus Cemetery Assoc Tr Ua

    EIN 066043884 · Headquarters: EAST HADDAM, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Moodus Drum and Fife Corp

    EIN 237449846 · Headquarters: Moodus, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Moodus Reservoir Preservation Group Incorporated

    EIN 463837244 · Headquarters: Moodus, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Moodus Sportsman Club

    EIN 061024212 · Headquarters: Moodus, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Mooreland Hill School Inc C/o Seth Brewer

    EIN 060662151 · Headquarters: NEW BRITAIN, CT, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990

  18. Moosup Little League

    EIN 222605065 · Headquarters: MOOSUP, CT, USA · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990

  19. Moosup Pond Lakefront Association

    EIN 262304222 · Headquarters: Moosup, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Mopars in Motion Ltd

    EIN 061570617 · Headquarters: Kensington, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Mor Reading Inc

    EIN 872760313 · Headquarters: Darien, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. More Human Internet Foundation

    EIN 852279240 · Headquarters: Weston, CT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. More International Ministries

    EIN 320439405 · Headquarters: TERRYVILLE, CT, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. More Miracles Made

    EIN 850904906 · Headquarters: WATERBURY, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. More Than Likes

    EIN 861187423 · Headquarters: NORTH HAVEN, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. More Than Robots Inc

    EIN 394637164 · Headquarters: Pawcatuck, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. More Than Walking Incorporated

    EIN 823271603 · Headquarters: Stratford, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Morgan Brook Christian Radio

    EIN 061637383 · Headquarters: Barkhamsted, CT, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  29. Morgan Dressage Association Inc

    EIN 882063331 · Headquarters: Ashford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Morgan Wier American Legion Aux Unit 27 Litchfield Conn

    EIN 900439838 · Headquarters: Litchfield, CT, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Morgan's Place Inc

    EIN 464253474 · Headquarters: REDDING, CT, USA · Animal Related · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  32. Moriah Lodge Building Corporation

    EIN 743186759 · Headquarters: Brooklyn, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  33. Morley Extended Day Care Inc

    EIN 061341360 · Headquarters: WEST HARTFORD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Morning Glory Ministries Inc

    EIN 331253886 · Headquarters: Hartford, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Morningside Cemetery Association of Gaylordville Connecticut

    EIN 066042510 · Headquarters: Gaylordsville, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  36. Moroccan House of American Inc

    EIN 863038216 · Headquarters: Norwalk, CT, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. Morrill Family Foundation

    EIN 270192408 · Headquarters: WEST HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  38. Morris Cares Inc

    EIN 934867729 · Headquarters: Morris, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Morris Fire Company

    EIN 831023856 · Headquarters: MORRIS, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Morris Foundation Inc

    EIN 060846975 · Headquarters: WATERBURY, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2010 · Primary form: IRS Form 990

  41. Morris Historical Society Inc

    EIN 060888412 · Headquarters: Morris, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Morris Land Trust Inc

    EIN 352286224 · Headquarters: BANTAM, CT, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. Morris S & Florence H Bender Foundation

    EIN 132951469 · Headquarters: Greenwich, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  44. Morris Street School Pto Inc

    EIN 262906783 · Headquarters: Danbury, CT, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  45. Morris Volunteer Fire Department Inc

    EIN 061392409 · Headquarters: MORRIS, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  46. Morrow Family Foundation Inc

    EIN 392933194 · Headquarters: Old Saybrook, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  47. Morrys Big Idea Inc

    EIN 994000061 · Headquarters: Cos Cob, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Morse Wilson Family Foundation

    EIN 873894365 · Headquarters: TRUMBULL, CT, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  49. Mortlake Fire Company

    EIN 510187539 · Headquarters: Brooklyn, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Morton B Kahn & Phyllis C Kahn Family Private Foundation

    EIN 311577521 · Headquarters: WESTPORT, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  51. Mory's Preservation Inc

    EIN 264794593 · Headquarters: NEW HAVEN, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Mosaic Coalition

    EIN 994444097 · Headquarters: Danbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Moses Ginsberg Family Foundation Inc C/o Donald Ginsberg

    EIN 237418806 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  54. Moses Y Beach Pto

    EIN 061594475 · Headquarters: Wallingford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Moses/Weitzman Health System

    EIN 850521893 · Headquarters: Middletown, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Most Royal Prince Hall Grand Court Order of Cyrene

    EIN 061433351 · Headquarters: Meriden, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Mason of Ct Inc

    EIN 223281653 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  58. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 060966615 · Headquarters: Ansonia, CT, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  59. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 061270863 · Headquarters: NEW HAVEN, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  60. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 061313142 · Headquarters: South Windsor, CT, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  61. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 061339706 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  62. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 061347664 · Headquarters: HARTFORD, CT, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  63. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 061453669 · Headquarters: New Haven, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  64. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 061454920 · Headquarters: West Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  65. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 066055264 · Headquarters: Middletown, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 222582936 · Headquarters: Middletown, CT, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223164523 · Headquarters: Ansonia, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223205884 · Headquarters: NEW BRITAIN, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  69. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223205887 · Headquarters: NORWALK, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  70. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223205890 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  71. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223205893 · Headquarters: BRIDGEPORT, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  72. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281647 · Headquarters: Waterbury, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281649 · Headquarters: NEW LONDON, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281651 · Headquarters: SOUTH NORWALK, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  75. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281652 · Headquarters: Bridgeport, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  76. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281655 · Headquarters: New Haven, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  77. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281657 · Headquarters: hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  78. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281659 · Headquarters: New Haven, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  79. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281663 · Headquarters: New London, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  80. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281664 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  81. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281665 · Headquarters: New Haven, CT, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  82. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281667 · Headquarters: Middletown, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281668 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  84. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 223281669 · Headquarters: Stamford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  85. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 237300154 · Headquarters: Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  86. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 237636185 · Headquarters: NEW HAVEN, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  87. Most Worshipful Prince Hall Grd Ldg of Free and Acptd Masons of Ct Inc

    EIN 911924664 · Headquarters: Bridgeport, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  88. Most Worshipful Prince Hall of Free and Accepted Masons of Connecticut

    EIN 061418270 · Headquarters: Bridgeport, CT, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  89. Mostly Baroque Inc

    EIN 873272418 · Headquarters: Glastonbury, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Motherhouse Inc

    EIN 200382827 · Headquarters: CORNWALL BRIDGE, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Mothering Center Inc

    EIN 060987819 · Headquarters: Cos Cob, CT, US · Human Services · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  92. Mothers Connection of the Farmington Valley Inc

    EIN 223240595 · Headquarters: Simsbury, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. Mothers Day Dash Inc

    EIN 061595991 · Headquarters: Vernon, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Mothers Demand Action Corporation

    EIN 463976409 · Headquarters: North Haven, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Mothers for Others Inc

    EIN 814585971 · Headquarters: Greenwich, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Mothers Natures Garden of Killingly Ct

    EIN 474540224 · Headquarters: DANIELSON, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Mothers of Victims Equality Inc

    EIN 832098563 · Headquarters: West Haven, CT, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  98. Mothers Protecting Children

    EIN 223053580 · Headquarters: Ansonia, CT, US · Crime & Legal Related · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  99. Mothers United Against Violence

    EIN 412262294 · Headquarters: Hartford, CT, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Motivate Kids

    EIN 932396892 · Headquarters: NEW HAVEN, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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