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. Liver & Health Innovation Consortiu M Inc

    EIN 394566046 · Headquarters: NEW HAVEN, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Livewell Alliance Inc

    EIN 223068632 · Headquarters: PLANTSVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  3. Livfree Inc

    EIN 812625920 · Headquarters: HUNTINGTON, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Livfun Inc

    EIN 824637424 · Headquarters: Shelton, CT, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  5. Living Donor Support Foundation Inc

    EIN 882604984 · Headquarters: GREENWICH, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Living in Safe Alternatives Inc

    EIN 060899577 · Headquarters: SOUTHINGTON, CT, USA · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990

  7. Living Messages

    EIN 050380963 · Headquarters: Putnam, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Living Science Center Foundation

    EIN 463351428 · Headquarters: GREENWICH, CT, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Living the Dream Dog Rescue Inc

    EIN 932322566 · Headquarters: Windsor Locks, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Living Water Project Inc

    EIN 414935291 · Headquarters: Danielson, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Living Word Refuge Ministries

    EIN 851083986 · Headquarters: Litchfield, CT, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  12. Liz Baldino Memorial Fund

    EIN 061325304 · Headquarters: BETHANY, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Liz Milwe Inc

    EIN 133047051 · Headquarters: Westport, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. LJMN Media Inc

    EIN 871609627 · Headquarters: Falls Village, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Ll Global Education Foundation Inc

    EIN 202458799 · Headquarters: Windsor, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. LL Global Inc

    EIN 261339203 · Headquarters: WINDSOR, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Lloyd & Virginia Saxton Memorial Scholarship Trust

    EIN 061565398 · Headquarters: WINDSOR, CT, USA · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  18. Lmt Network

    EIN 473767661 · Headquarters: WATERFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  19. Loaves & Fishes Hospitality House Inc

    EIN 222544673 · Headquarters: NEW MILFORD, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Loaves and Fishes Ministries Inc

    EIN 061328823 · Headquarters: Hartford, CT, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Loaves and Fishes New Haven Inc

    EIN 833038362 · Headquarters: NEW HAVEN, CT, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Loaves to Give Inc

    EIN 882525208 · Headquarters: Meriden, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Local 1035 Health Service and Insurance Plan

    EIN 060997832 · Headquarters: SOUTH WINDSOR, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Local 1228 Ibew Building Corporation

    EIN 204549178 · Headquarters: SIMSBURY, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Local 1253 Health & Welfare Fund

    EIN 016029461 · Headquarters: Wallingford, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990

  26. Local 191 Health Service and Insurance Plan

    EIN 060689974 · Headquarters: BRIDGEPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Local 371 Robert Burke Petronella Scholarship Fund

    EIN 066147136 · Headquarters: WESTPORT, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Local 443 Health Svce & Ins Plan

    EIN 060690083 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Local 493 Health Service and Insurance Plan

    EIN 060689500 · Headquarters: UNCASVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Local 671a Health Service and Insurance Plan

    EIN 060683663 · Headquarters: BLOOMFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Local 677 Health Service and Insurance Plan

    EIN 060691862 · Headquarters: CHESHIRE, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  32. Local 777 Jatc Realty Inc

    EIN 205921776 · Headquarters: MERIDEN, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Local Chapter 609 Utility Workers Union of America

    EIN 364700424 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  34. Local No 488 Ibew Education Trust Fund

    EIN 222823741 · Headquarters: MONROE, CT, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  35. Local No 488 International Brotherhood of Electrical Workers

    EIN 060400910 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. Local Nos 35 & 90 Adt Security Systems Inc

    EIN 061500646 · Headquarters: Wallingford, CT, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Local R 01 224 Nage

    EIN 237324610 · Headquarters: EAST LYME, CT, US · Employment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  38. Local Union #90 Building Corporation

    EIN 611433979 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Local Union 420 Building Corp

    EIN 061548935 · Headquarters: WATERBURY, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Local Union 488 Ibew Building Corporation

    EIN 261560789 · Headquarters: MONROE, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Local United Network to Combat Hunger

    EIN 061530307 · Headquarters: Mystic, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Lock Museum of America Inc

    EIN 060965116 · Headquarters: Terryville, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Locked in Movement Inc

    EIN 933112500 · Headquarters: Waterbury, CT, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  44. Lockwood-Mathews Foundation Inc

    EIN 030418655 · Headquarters: New Canaan, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  45. Lockwood-mathews Mansion Museum of Norwalk Inc

    EIN 060811776 · Headquarters: NORWALK, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Loden Iss

    EIN 900495827 · Headquarters: Orange, CT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  47. Lodge 2832 Charitable Trust Inc

    EIN 275468749 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  48. Loeffler Athletic Scholarship Fund Inc

    EIN 061776561 · Headquarters: Norwalk, CT, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  49. Loft Artists Association Inc

    EIN 222767244 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Logan Murphy Mengold Foundation

    EIN 861700606 · Headquarters: Southbury, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Logans Foundation for Childhood Cancer Inc

    EIN 822581439 · Headquarters: West Simsbury, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  52. Logas Foundation of New Haven Inc

    EIN 061480950 · Headquarters: WOODBRIDGE, CT, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  53. Lojeri Productions Inc

    EIN 050498819 · Headquarters: Glastonbury, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Lomdus Shiur Inc

    EIN 275034227 · Headquarters: Waterbury, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Lon a Smith Family Foundation

    EIN 061630637 · Headquarters: WESTBROOK, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  56. Lone Oak Wildlife Rescue

    EIN 863298935 · Headquarters: Willimantic, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Lone Pine Foundation Inc

    EIN 061637040 · Headquarters: Greenwich, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  58. Long Hill Burial Assoc C/o Paul Kostopoulos Cpa

    EIN 066047473 · Headquarters: STRATFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. Long Hill Burial Ground Ltd

    EIN 066033891 · Headquarters: Shelton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Long Hill Fire Department

    EIN 066069003 · Headquarters: TRUMBULL, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Long Hill School Parent Teacher Organization Inc

    EIN 474552600 · Headquarters: SHELTON, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Long Lots School Pta C/o Kristen Rossi

    EIN 060994206 · Headquarters: WESTPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Long Meadow Elementary School Pto Inc

    EIN 208660222 · Headquarters: MIDDLEBURY, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Long Mountain Road Foundation C/o Peter Lederer

    EIN 521657562 · Headquarters: NEW MILFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-PF

  65. Long Pond Common Land Trust Co

    EIN 462795986 · Headquarters: LEDYARD, CT, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. Long Ridge Fire Company Inc

    EIN 060673947 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Long Ridge Library

    EIN 060859168 · Headquarters: DANBURY, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. Long Ridge Union Cemetery Associati C/o Paul Isla

    EIN 066041820 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Long Wall Charitable Inc

    EIN 453323170 · Headquarters: New Canaan, CT, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  70. Long Watch Foundation Inc

    EIN 393722586 · Headquarters: Middletown, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  71. Look for the Good Project Inc

    EIN 471070802 · Headquarters: CHESHIRE, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  72. Looking Glass Animal Rescue

    EIN 810810006 · Headquarters: Ridgefield, CT, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Lookout Trust

    EIN 836462138 · Headquarters: WESTPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  74. Loon Point Foundation

    EIN 810684611 · Headquarters: STAMFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  75. Loot Sailing Foundation Inc

    EIN 872962911 · Headquarters: WEST HAVEN, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Lorca Venetos Music Fund

    EIN 137157276 · Headquarters: New London, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  77. Lordship Fathers Club Inc

    EIN 061231163 · Headquarters: Stratford, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Lordship Improvement Association Inc

    EIN 270670033 · Headquarters: Stratford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Lore F Leder Foundation Trust

    EIN 206742467 · Headquarters: HAMDEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  80. Lorenzo Christmas Wish Inc

    EIN 851012017 · Headquarters: WEST HAVEN, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  81. Lori J Bono Rham High School Scholarship Fund

    EIN 853199750 · Headquarters: Glastonbury, CT, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  82. Lori's Truth Inc

    EIN 842776202 · Headquarters: Plantsville, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Lorna Jorgenson Wendt Foundation Danielle P

    EIN 826426234 · Headquarters: HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  84. Lorraine D Foster Day School Inc

    EIN 060766714 · Headquarters: ESSEX, CT, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990

  85. Lost and Found Inc

    EIN 823229918 · Headquarters: Dayville, CT, US · Animal Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  86. Lost Art Preservation Society Inc

    EIN 332513066 · Headquarters: Woodbury, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Lost in New Haven Inc

    EIN 871163998 · Headquarters: NEW HAVEN, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990

  88. Lotte Lehmann Foundation

    EIN 990339088 · Headquarters: Avon, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Lotus Foundation

    EIN 475287559 · Headquarters: Stratford, CT, US · Health Care · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  90. Lotus Light Mission

    EIN 392154029 · Headquarters: Monroe, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Lotus Re-emerge Inc

    EIN 333636572 · Headquarters: Waterbury, CT, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  92. Lou Stefanski Foundation

    EIN 813788401 · Headquarters: Preston, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Louis & Dora T Mohill Foundation Inc C/o Roger Astmann

    EIN 066104889 · Headquarters: NORTH HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  94. Louis and Virginia Clemente Foundationinc

    EIN 510163549 · Headquarters: GREENWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  95. Louis F & Mary a Tagliatela Family Foundation

    EIN 061482333 · Headquarters: NEW HAVEN, CT, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  96. Louis F & Virginia C Bantle Charitable Foundation Inc

    EIN 223199626 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  97. Louis J and June E Kay Foundation

    EIN 262145377 · Headquarters: STAMFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  98. Louis J Kuriansky Foundation Inc C/o Edward Backer

    EIN 066035305 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  99. Louis Toffolon Elementry School Pto

    EIN 061509369 · Headquarters: Plainville, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Louise Duffy School PTO

    EIN 223182446 · Headquarters: West Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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