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
- Main Street Middletown Inc
EIN 061485297 · Headquarters: MIDDLETOWN, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Main Street Theater Company
EIN 223409739 · Headquarters: Woodbury, CT, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Main Street Torrington
EIN 465564530 · Headquarters: Torrington, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Main Street Waterbury Inc Dba Main Street Waterbury
EIN 010817355 · Headquarters: WATERBURY, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Maina Foundation Incorporated
EIN 743231404 · Headquarters: OLD LYME, CT, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990
- Mainers for Fair Laws
EIN 872245349 · Headquarters: Orange, CT, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990
- Mainspring Narrative Films Inc
EIN 825093737 · Headquarters: Litchfield, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Maison at Yale
EIN 333204336 · Headquarters: New Haven, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Maitland Justice Foundation Inc
EIN 843020823 · Headquarters: ANSONIA, CT, US · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Maj Steven Roy Andrews Fishing Outreach Program Incorporated
EIN 262141373 · Headquarters: Cheshire, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Majestic Waterfowl Sanctuary Inc
EIN 202891425 · Headquarters: Lebanon, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Majorette & Dance Factory Inc
EIN 862353861 · Headquarters: Woodbridge, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Makalia Temple
EIN 413155492 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Makalia Temple No 172
EIN 991308888 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Make a Difference Inc
EIN 061574587 · Headquarters: New Haven, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Make a Home Foundation
EIN 272932637 · Headquarters: Middlebury, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Make It So Foundation
EIN 831537466 · Headquarters: TRUMBULL, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Make Over 2710 Inc
EIN 861900426 · Headquarters: Waterbury, CT, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Make Your Mark Inc
EIN 843057041 · Headquarters: WATERBURY, CT, USA · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- Make-a-wish Foundation of Connecticut Inc
EIN 222710919 · Headquarters: TRUMBULL, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- MakeHartford
EIN 463073400 · Headquarters: WEST HARTFORD, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Makehaven Inc
EIN 454570710 · Headquarters: NEW HAVEN, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Making Magic Inc
EIN 833452145 · Headquarters: Cheshire, CT, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Malachie 4 Tabernacle
EIN 814946455 · Headquarters: Bridgeport, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Malaika Kids Us Inc
EIN 262221916 · Headquarters: Westport, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Malaki Inc
EIN 873132337 · Headquarters: NEW HAVEN, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Malawi Childrens Fund
EIN 270663284 · Headquarters: Stamford, CT, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Malawi Farmers Inc
EIN 812067474 · Headquarters: West Haven, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Malcolm S Pray Jr Foundation
EIN 222746854 · Headquarters: GREENWICH, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF
- Malik Human Services Institute Inc
EIN 813223039 · Headquarters: New Haven, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Malima Foundation Corporation
EIN 992729682 · Headquarters: East Hartford, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Mallory Brook Farm Inc
EIN 331473431 · Headquarters: Stamford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Maloney Football Booster Club
EIN 823076885 · Headquarters: Meriden, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Maloney High School Band Boosters Llc
EIN 202671599 · Headquarters: Meriden, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Malta House Inc
EIN 061604710 · Headquarters: NORWALK, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- Malta House of Care Foundation Inc
EIN 203562371 · Headquarters: HARTFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990
- Malta House of Care Inc
EIN 203562424 · Headquarters: HARTFORD, CT, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990
- Malta House of Care New Haven Inc
EIN 464539705 · Headquarters: WOODBRIDGE, CT, US · Health Care · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Malta House of Care-waterbury Inc C/o Michael C Culhane
EIN 263484648 · Headquarters: MIDDLEBURY, CT, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990
- Malta Inc
EIN 061554478 · Headquarters: Groton, CT, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Malta Justice Initiative Inc F/k/a Malta Prison Volunteers of Ct Inc
EIN 900130004 · Headquarters: SOUTHPORT, CT, USA · Crime & Legal Related · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ
- Malta St Justin St Michael Food Pantry
EIN 461144548 · Headquarters: Hartford, CT, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Maltempo Family Charitable Foundation Inc
EIN 061454553 · Headquarters: COLCHESTER, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Mamanasco Lake Improvement Fund Inc
EIN 237446617 · Headquarters: RIDGEFIELD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mamay Project Corp
EIN 920274699 · Headquarters: NEWINGTON, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Mambazham Inc
EIN 883450367 · Headquarters: Ellington, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Managers of Emergency Communication Centers Association Inc
EIN 043809517 · Headquarters: Waterbury, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Manchester Art Association Inc
EIN 753211339 · Headquarters: Manchester, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manchester Bi-centennial Bandshell Corporation
EIN 060956615 · Headquarters: MANCHESTER, CT, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Manchester BPOE 1893
EIN 060649225 · Headquarters: Manchester, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Manchester Community College Foundation Inc
EIN 066105971 · Headquarters: MANCHESTER, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Manchester Community Services Council Inc
EIN 222606362 · Headquarters: Manchester, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Manchester Community Support Group Inc
EIN 923874383 · Headquarters: Manchester, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manchester Community Television Inc
EIN 061546131 · Headquarters: Manchester, CT, US · Arts, Culture & Humanities · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Manchester Congregations Housing Corporation
EIN 061079802 · Headquarters: Manchester, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Manchester Connecticut Sports Hall of Fame Inc
EIN 060192307 · Headquarters: Manchester, CT, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Manchester Coon and Fox Club Incorporated
EIN 992397564 · Headquarters: Coventry, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Manchester Ct Hope Initiative Inc
EIN 814765441 · Headquarters: Manchester, CT, US · Crime & Legal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Manchester Dog Owners Group
EIN 262633574 · Headquarters: Manchester, CT, US · Animal Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Manchester Early Learning Center
EIN 060949846 · Headquarters: MANCHESTER, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Manchester Firefighters Athletic Association Inc
EIN 061524221 · Headquarters: Manchester, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Manchester High School Project Graduation Inc
EIN 815184480 · Headquarters: MANCHESTER, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Manchester Historical Society Inc
EIN 237002464 · Headquarters: MANCHESTER, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990
- Manchester Housing Corporation
EIN 821298467 · Headquarters: Manchester, CT, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manchester Housing Corporation II
EIN 990880933 · Headquarters: MANCHESTER, CT, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990
- Manchester Land Conservation Trust Inc
EIN 237212665 · Headquarters: MANCHESTER, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Manchester Latino Affairs Council Inc
EIN 825176710 · Headquarters: Manchester, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Manchester Lions Foundation Inc
EIN 991383659 · Headquarters: Manchester, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manchester Lithuanian Co-operative Association
EIN 066059656 · Headquarters: MANCHESTER, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990
- Manchester Little League - NL
EIN 521242381 · Headquarters: Bolton, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Manchester Memorial Service & Skilled Maintenance Employees United Local 5121
EIN 061615967 · Headquarters: MANCHESTER, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Manchester Musical Players
EIN 061013829 · Headquarters: Manchester, CT, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Manchester Pipe Band Inc
EIN 510200353 · Headquarters: Woodstock Valley, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Manchester Police Activities League Inc
EIN 061501114 · Headquarters: Manchester, CT, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Manchester Police Benevolent Officers Association Inc
EIN 061333040 · Headquarters: Manchester, CT, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manchester Police Officers Associat
EIN 455493873 · Headquarters: MANCHESTER, CT, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Manchester Redhawks Baseball Boosters
EIN 921191492 · Headquarters: Manchester, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manchester Road Race Committee Inc
EIN 061051527 · Headquarters: Manchester, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Manchester Rocs Inc
EIN 274313434 · Headquarters: Manchester, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manchester Rotary Club Foundation Inc
EIN 273819375 · Headquarters: MANCHESTER, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Manchester Running Club Inc
EIN 933412525 · Headquarters: Manchester, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Manchester Scholarship Foundation Inc
EIN 066076924 · Headquarters: MANCHESTER, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Manchester School Administrators
EIN 200907805 · Headquarters: Manchester, CT, US · Employment · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Manchester Sentinals Pop Warner Youth Football League
EIN 271329781 · Headquarters: Manchester, CT, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Manchester Soccer Club Inc
EIN 061378943 · Headquarters: MANCHESTER, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Manchester Sportsmans Association Inc
EIN 814967133 · Headquarters: MANCHESTER, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Manchester Symphony Orchestra and Chorale Inc
EIN 061002370 · Headquarters: MANCHESTER, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Manchester Travel Basketball
EIN 823670875 · Headquarters: Manchester, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manchester Unico Foundation Inc
EIN 431988998 · Headquarters: Manchester, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manchester Youth Aquatics Inc
EIN 201831567 · Headquarters: CROMWELL, CT, USA · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-T
- Manda Institute for Counseling Services
EIN 850884068 · Headquarters: Bridgeport, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mandarin Mathematics Corporation
EIN 843741083 · Headquarters: Fairfield, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Mandell JCC
EIN 060662142 · Headquarters: West Hartford, CT, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Mandeville-deviney Vfw Post 6875
EIN 060639318 · Headquarters: Rocky Hill, CT, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Manes and Motions Therapeutic Riding Center Inc
EIN 061550599 · Headquarters: New Britain, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Manewaves Inc
EIN 270502424 · Headquarters: Ellington, CT, US · Public & Societal Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Mango Mentors Foundation Inc
EIN 932644160 · Headquarters: UNIONVILLE, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mangold Music Foundation
EIN 454483497 · Headquarters: Cos Cob, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Manhattan-hall Associates Inc
EIN 061310134 · Headquarters: Hartford, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Manoff Foundation
EIN 843745735 · Headquarters: Stamford, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF