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
- Cudworth-st Johns West Hartford Trust
EIN 061073650 · Headquarters: WEST HARTFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cullens Memorial Inc
EIN 061022227 · Headquarters: Newtown, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cultural Alliance of Fairfield County Inc
EIN 943434503 · Headquarters: Norwalk, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cultural Alliance of Western Connecticut Inc
EIN 260811232 · Headquarters: DANBURY, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cultural Coalition
EIN 462842862 · Headquarters: New London, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Culturally Correct Creative Inc
EIN 852865203 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Culture Explorers Inc
EIN 833908413 · Headquarters: Norwalk, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Culture for Service Inc
EIN 853331483 · Headquarters: Vernon, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Culture Fund Inc
EIN 874272481 · Headquarters: WESTON, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Culture of Respect Inc
EIN 464307158 · Headquarters: WESTPORT, CT, USA · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990
- Cultured Pearl Foundation Inc
EIN 271390650 · Headquarters: Stamford, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cummings & Lockwood Foundation Inc
EIN 061426176 · Headquarters: STAMFORD, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Cunniffe Family Foundation
EIN 061458464 · Headquarters: Greenwich, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Cuno-cuno Camp
EIN 066035735 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Curbstone Foundation Inc
EIN 060950981 · Headquarters: ASHFORD, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- CURE Collaborations LLC
EIN 822470728 · Headquarters: New Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990
- Cure Innovations Llc
EIN 463840398 · Headquarters: GROTON, CT, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cure Rare Disease Inc
EIN 822473513 · Headquarters: WOODBRIDGE, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cureage Inc
EIN 472146748 · Headquarters: Milford, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Curechief Foundation Inc
EIN 061606116 · Headquarters: Cheshire, CT, US · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Curenow Pd Inc
EIN 843912356 · Headquarters: Weatogue, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Currach Rowers of Connecticut Shore S
EIN 412993441 · Headquarters: Old Lyme, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Curran Family Foundation Inc
EIN 061485381 · Headquarters: BLOOMFIELD, CT, USA · Crime & Legal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-PF
- Curtain Call Inc
EIN 061343144 · Headquarters: Stamford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Curtis and Sheila Robinson Foundation Inc
EIN 475235694 · Headquarters: HARTFORD, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Curtis R Vance Foundation
EIN 030364324 · Headquarters: Simsbury, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Curtis Summer Camp Fund Inc
EIN 853649071 · Headquarters: Fairfield, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Curtiss Cemetery Association Inc
EIN 066072268 · Headquarters: Simsbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cush Inc
EIN 260230587 · Headquarters: Stonington, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Custodial Maintenance & Security United Inc
EIN 811477518 · Headquarters: Norwalk, CT, US · Employment · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Custom Supprots Inc
EIN 884279099 · Headquarters: PUTNAM, CT, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Cut Out Cancer Inc
EIN 463871965 · Headquarters: West Hartford, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cutler Middle School Pto
EIN 611626000 · Headquarters: Mystic, CT, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Cuzwecare Incorporated
EIN 760773639 · Headquarters: Newington, CT, US · Health Care · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Cvma Ct 31-1
EIN 464022011 · Headquarters: Rocky Hill, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cvma Ct 31-2 Inc
EIN 814990181 · Headquarters: Milford, CT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cw Group Inc
EIN 222784283 · Headquarters: NEW BRITAIN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cw Meis Family Foundation Inc
EIN 934342899 · Headquarters: FARMINGTON, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- CW Resources, Inc
EIN 060806499 · Headquarters: New Britain, CT, United States · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cwpn Inc
EIN 010750115 · Headquarters: New Milford, CT, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cyberknights Robotics Inc
EIN 923725101 · Headquarters: SOUTHINGTON, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cybersec Education Inc
EIN 821634093 · Headquarters: Marion, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cycle Haven Foundation Inc
EIN 823660834 · Headquarters: GUILFORD, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cyclonauts Racers Inc
EIN 881005277 · Headquarters: GRANBY, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cyco Social & Athletic Club Inc
EIN 066071031 · Headquarters: Stamford, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cypress Cemetary Association Inc
EIN 066044303 · Headquarters: Old Saybrook, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cyrenius H Booth Library
EIN 066002263 · Headquarters: NEWTOWN, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cyrus M Quigley Foundation C/o Gregory and Adams Pc
EIN 222547157 · Headquarters: WILTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Cyrus W & Amy F Jones & Bessie D Phelps Foundation Inc
EIN 060943204 · Headquarters: FAIRFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Cystic Fibrosis Project Inc
EIN 465594107 · Headquarters: Stamford, CT, US · Health Care · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Czechoslovak-american Club of Shelton Inc
EIN 060630397 · Headquarters: SHELTON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ
- D a N Dignity and Advocacy Network Inc
EIN 471033023 · Headquarters: east haven, CT, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- D Art Studio Inc
EIN 923549681 · Headquarters: Hartford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- D E S T I N E D to Succeed Inc
EIN 300562454 · Headquarters: Hamden, CT, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- D L Massey Ministries Inc
EIN 200952798 · Headquarters: East Hartford, CT, US · Religion Related · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- D S M Tr 1 Ox Inc
EIN 237435491 · Headquarters: seymour, CT, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- D'errico Family Foundation Corp
EIN 332557892 · Headquarters: AVON, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Daar-Ul-Ehsaan USA Inc
EIN 061319840 · Headquarters: Bristol, CT, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- DACS Foundation Inc
EIN 871372198 · Headquarters: East Hartford, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- Dads Against Depression Incorporated
EIN 851434047 · Headquarters: BROOKFIELD, CT, USA · Mental Health & Crisis Intervention · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Dads for Kids Inc
EIN 201206886 · Headquarters: Ridgefield, CT, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Dae Inc
EIN 823618329 · Headquarters: NEW HAVEN, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Dag Hammarskjold Pto
EIN 061579509 · Headquarters: Wallingford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Dahesh Museum of Art
EIN 133458208 · Headquarters: GREENWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Daily Bread An Ecumenical Food Pantry Inc
EIN 061152682 · Headquarters: Danbury, CT, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990
- Daily Bread Soup Kitchen
EIN 270935172 · Headquarters: Bridgeport, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990
- Dalio Family Fund Inc
EIN 831575536 · Headquarters: WESTPORT, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Dalio Foundation Inc
EIN 431965846 · Headquarters: WESTPORT, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Daly Irrev Trust Fbo Romance Languages
EIN 467160135 · Headquarters: WINDSOR, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Damon Sisters Foundation Inc
EIN 813418116 · Headquarters: Fairfield, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Dan Orlovsky Foundation Inc
EIN 030595694 · Headquarters: MONROE, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Dana's Angels Research Trust
EIN 516528048 · Headquarters: Greenwich, CT, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990
- Danburty Dental Hygienists Association
EIN 273631951 · Headquarters: Ridgefield, CT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Danbury Animal Welfare Society
EIN 060945388 · Headquarters: Bethel, CT, United States · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- Danbury Area Computer Society Inc
EIN 061304936 · Headquarters: New Milford, CT, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Danbury Area Refugee Assistance Inc
EIN 811902386 · Headquarters: Redding Center, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Danbury Arion Singing Society Inc
EIN 060315210 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Danbury Athletic Youth Organization
EIN 060983878 · Headquarters: DANBURY, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Danbury Band AIDS Inc
EIN 061353413 · Headquarters: DANBURY, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Danbury Celtic American Society Inc
EIN 274518883 · Headquarters: Danbury, CT, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Danbury Cemetery Association Inc
EIN 060315340 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Danbury Central Labor Concil
EIN 066084560 · Headquarters: DANBURY, CT, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Danbury Chapter No 314 Women of the Moose
EIN 222564607 · Headquarters: DANBURY, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Danbury Co-ed Softball League Inc
EIN 061399967 · Headquarters: BROOKFIELD, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Danbury Community Radio Inc
EIN 060983343 · Headquarters: DANBURY, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ
- Danbury Concert Association Inc
EIN 061045799 · Headquarters: Danbury, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Danbury Conn Lions Charities Inc
EIN 222812493 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Danbury Cyanamid Employees Credit Union
EIN 060761502 · Headquarters: DANBURY, CT, USA · Public & Societal Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990
- Danbury Dialysis Fund Inc
EIN 061068588 · Headquarters: Danbury, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Danbury Dockhounds Baseball Inc
EIN 332480840 · Headquarters: Brookfield, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Danbury Downtown Council Inc
EIN 061033623 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Danbury Education Foundation Inc
EIN 300215853 · Headquarters: DANBURY, CT, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- Danbury Fall Softball League Inc
EIN 061399970 · Headquarters: Danbury, CT, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Danbury Family Learning Center Inc
EIN 465714227 · Headquarters: DANBURY, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Danbury Fish and Game Association Incorporated
EIN 060673403 · Headquarters: Danbury, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Danbury Flyers
EIN 800895327 · Headquarters: Danbury, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Danbury Grassroots Academy Inc
EIN 204929313 · Headquarters: DANBURY, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Danbury Hackerspace Inc
EIN 461577321 · Headquarters: DANBURY, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Danbury Helping Hand Fund Inc
EIN 061297716 · Headquarters: Danbury, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Danbury High School Athletic Hall of Fame Inc
EIN 562623939 · Headquarters: DANBURY, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N