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. Suffield Land Conservancy Inc

    EIN 061031536 · Headquarters: SUFFIELD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Suffield Library Foundation Inc

    EIN 800356414 · Headquarters: Suffield, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Suffield Masonic Association

    EIN 066073946 · Headquarters: Suffield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Suffield Middle School Parent Teacher Advisory Council Inc

    EIN 061597322 · Headquarters: Suffield, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Suffield Music Booster Association Inc

    EIN 933981412 · Headquarters: West Suffield, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Suffield Platform Tennis Assoc

    EIN 060921168 · Headquarters: Suffield, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Suffield Players Inc

    EIN 066056943 · Headquarters: Suffield, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Suffield Rotary Foundation Inc

    EIN 201728227 · Headquarters: SUFFIELD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Suffield Sportsmens Associationinc

    EIN 814610847 · Headquarters: WEST SUFFIELD, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Suffield Vol Ambul Assoc Inc

    EIN 060947163 · Headquarters: SUFFIELD, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Suffield Youth Theater Inc

    EIN 814032513 · Headquarters: Suffield, CT, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  12. Suffieldsoccerclub

    EIN 222965014 · Headquarters: Suffield, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. Sugar Maple Horse Farm Inc

    EIN 934906151 · Headquarters: Bethany, CT, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Sugar Paws Rescue Assist Inc

    EIN 474497794 · Headquarters: TRUMBULL, CT, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  15. Suicide Prevention Care Fund

    EIN 912116216 · Headquarters: North Haven, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  16. Sukyh Corp

    EIN 833716205 · Headquarters: Waterbury, CT, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  17. Sulik Assistance Fund for Employees Inc

    EIN 863768809 · Headquarters: Fairfield, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Sullivan Basketball Academy Inc

    EIN 473751814 · Headquarters: Hamden, CT, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  19. Sullivan Benson Llc Employees' Welfare Benefits Trust

    EIN 856220590 · Headquarters: PLAINVILLE, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Sullivan Foundation Julie Coscarelli Trustee

    EIN 061501914 · Headquarters: WEST HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  21. Sullivan Mckinney Elder Housing Inc

    EIN 222536262 · Headquarters: FAIRFIELD, CT, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Sullivans Toy Run

    EIN 834203762 · Headquarters: Ledyard, CT, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  23. Summer Campership Fund for Meriden and Wallingford Inc

    EIN 060975919 · Headquarters: Meriden, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Summer Knights Inc

    EIN 811446924 · Headquarters: Farmington, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. Summer Theatre of New Canaan Inc

    EIN 200936471 · Headquarters: NEW CANAAN, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Summit Adaptive Sports Inc

    EIN 883377429 · Headquarters: New Hartford, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Summit Missing Animal Response Team Inc

    EIN 471464234 · Headquarters: Stonington, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Sumner Brook Farm Inc

    EIN 823698445 · Headquarters: MIDDLETOWN, CT, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  29. Sumo Laypolor Foundation Inc

    EIN 352346554 · Headquarters: Granby, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  30. Sumple Graney Scholarship Fund Inc

    EIN 454847158 · Headquarters: DANBURY, CT, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  31. Sun Hill Foundation

    EIN 061326091 · Headquarters: Southport, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  32. Sun Moon &Stars Inc

    EIN 831361279 · Headquarters: WATERTOWN, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. Sun Scholars Inc

    EIN 843452250 · Headquarters: Hartford, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Sunapee Kearsarge Intercommunity Theater-skit

    EIN 020480459 · Headquarters: NEW LONDON, CT, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  35. Sundown Ski Patrol Inc

    EIN 061107347 · Headquarters: NEW HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Sunny Brook Farm and Sanctuary

    EIN 813623433 · Headquarters: Hampton, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Sunny Reach Property Owners

    EIN 237050682 · Headquarters: WEST HARTFORD, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. Sunnyside Elementary School Pto

    EIN 273588783 · Headquarters: Shelton, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Sunrise Athletic Club Inc

    EIN 510498189 · Headquarters: STRATFORD, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Sunrise Cafe New Haven Inc

    EIN 842398786 · Headquarters: NEW HAVEN, CT, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Sunrise Foundation for Women Inc C/o Theresa C Valentine

    EIN 471550944 · Headquarters: NEW HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  42. Sunrise Lake Estates Association

    EIN 020477071 · Headquarters: Rocky Hill, CT, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  43. Sunrise Meals

    EIN 850497450 · Headquarters: Fairfield, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Sunrise Rotary 21St Century Foundation Inc

    EIN 061616012 · Headquarters: WESTPORT, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Sunset Hill Inc

    EIN 061371582 · Headquarters: HAMPTON, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Sunset Ridge Pto

    EIN 274088706 · Headquarters: East Hartford, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Sunshine Fund Incorporated

    EIN 861981531 · Headquarters: Coventry, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  48. Sunshine House Inc

    EIN 061456429 · Headquarters: Milford, CT, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  49. Sunstone Equine Sanctuary Incorporated

    EIN 994665093 · Headquarters: Columbia, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Super East Collegiate Hockey League Inc

    EIN 272939845 · Headquarters: Watertown, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Super Paws Rescue

    EIN 472207199 · Headquarters: Southport, CT, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Superhero Training Corps

    EIN 334974954 · Headquarters: East Hampton, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Superheroes Are Found Everywhere

    EIN 851934155 · Headquarters: Weston, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Supplemental Unemployment Benefit Plan of Xerox Corp & the Xerographic Division

    EIN 061002325 · Headquarters: Norwalk, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Support D1 Hartford Atheltics Incorporated

    EIN 871235047 · Headquarters: Fairfield, CT, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  56. Support Info Go Initiative Inc

    EIN 843627122 · Headquarters: WINDSOR, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Support Jfk Inc

    EIN 463695486 · Headquarters: Waterbury, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Support Lines Inc

    EIN 412900266 · Headquarters: Fairfield, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Support Our Veterans Organization

    EIN 270496150 · Headquarters: CENTRAL VILLAGE, CT, USA · Public & Societal Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990

  60. Support Parkinsons Inc

    EIN 271950976 · Headquarters: Woodbridge, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  61. Support Weston Ems Inc C/o Alycia Angus

    EIN 934671170 · Headquarters: WESTON, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Supporters of Ellington Public Schools

    EIN 844481231 · Headquarters: Ellington, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  63. Supporters of Oak Hills Park Inc

    EIN 830813369 · Headquarters: Norwalk, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Supporters of Wamogo Agricultural Science Swags

    EIN 352613068 · Headquarters: LITCHFIELD, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Supportgrove Inc

    EIN 412617529 · Headquarters: Hartford, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Supreme Anchor Club of America Inc

    EIN 066055146 · Headquarters: BRIDGEPORT, CT, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  67. Supreme Anchor Club of America Inc

    EIN 066090120 · Headquarters: East Haven, CT, US · Crime & Legal Related · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  68. Supreme Being Inc

    EIN 455536605 · Headquarters: Hartford, CT, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. Supreme Emblem Club of the United States of America

    EIN 060966898 · Headquarters: Fairfield, CT, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  70. Supreme Emblem Club of the United States of America

    EIN 133805705 · Headquarters: Milford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  71. Supreme Emblem Club of the United States of America 289

    EIN 066098206 · Headquarters: Wallingford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  72. Supreme Emblem Club of the United States of America 380 Enfield

    EIN 066098209 · Headquarters: Milford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  73. Supreme Emblem Club of the United States of America 464

    EIN 237164239 · Headquarters: Groton, CT, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  74. Supreme Emblem Club of the United States of America 53 Stamford

    EIN 066098215 · Headquarters: Milford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  75. Supreme Emblem Club of the United States of America Inc

    EIN 061036833 · Headquarters: Putnam, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Supreme Emblem Club of the United States of America Inc

    EIN 061459164 · Headquarters: Waterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Supreme Emblem Club of the United States of America Inc

    EIN 066068579 · Headquarters: Manchester, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Supreme Emblem Club of the United States of America Inc

    EIN 066098822 · Headquarters: Naugatuck, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Supreme Emblem Club of the United States of America Inc

    EIN 222627653 · Headquarters: Westbrook, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Supreme Emblem Club of the United States of America Inc

    EIN 222724180 · Headquarters: Milford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  81. Supreme Emblem Club of the United States of America Inc

    EIN 226094544 · Headquarters: Wallingford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  82. Supreme Emblem Club of the United States of America Inc

    EIN 363989923 · Headquarters: Southington, CT, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  83. Supreme Emblem Club of the United States of America Inc

    EIN 942574284 · Headquarters: Middletown, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Supreme Emblem Club of the United States of America New Haven 47

    EIN 066098212 · Headquarters: New Haven, CT, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  85. Supreme Emblem Club of the United States of America Scarsdale-334

    EIN 136256427 · Headquarters: MILFORD, CT, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  86. Supreme Emblem Club of the USA 341

    EIN 066098224 · Headquarters: East Hartford, CT, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  87. Supreme Lodge of the Danish Sisterhood

    EIN 361843856 · Headquarters: MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Sure Women Ministries Inc

    EIN 261183471 · Headquarters: WINDSOR, CT, US · Human Services · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  89. Surfside 8 Square Dance Club

    EIN 142013193 · Headquarters: Pawcatuck, CT, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  90. Surrender Wellness Inc

    EIN 931629218 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  91. Survive Cancer Inc

    EIN 842192112 · Headquarters: SOUTHPORT, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  92. Survive the Drive Inc

    EIN 203315722 · Headquarters: Lakeville, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  93. Survive-oars Inc

    EIN 862555805 · Headquarters: WESTPORT, CT, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Surviving Bullies Charity Inc

    EIN 204449052 · Headquarters: Portland, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Survivn N Da Hood

    EIN 061387482 · Headquarters: New Haven, CT, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  96. Survivors of Homicide Inc

    EIN 061499257 · Headquarters: Wethersfield, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Susan & George Craig Family Foundation Inc

    EIN 061533338 · Headquarters: RIDGEFIELD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  98. Susan B Anthony Project Inc

    EIN 061085983 · Headquarters: TORRINGTON, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Susan John Memorial Foundation for Cancer Cure

    EIN 270254053 · Headquarters: danbury, CT, US · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Susquehanna Valley Flintlocks Inc

    EIN 161067893 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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