Nonprofits in Massachusetts
Nonprofits in Massachusetts. Browse 52,168 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
- Student Education Development
EIN 204742364 · Headquarters: LEE, MA, USA · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ
- Student Educational Exchange Inc
EIN 208371301 · Headquarters: Northampton, MA, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Student Empowerment Program
EIN 475603087 · Headquarters: Boston, MA, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ
- Student Financial Education Initiative Inc
EIN 992451135 · Headquarters: North Andover, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Student Organizing Inc
EIN 262486476 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Student Transition Services of Massachusetts
EIN 821759028 · Headquarters: Brockton, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Students Advocating for Students Inc
EIN 812365898 · Headquarters: Carlisle, MA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Students Teaching Instruments to Create Community Harmony Inc
EIN 933945521 · Headquarters: Needham, MA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Studentstarsorg
EIN 204339828 · Headquarters: Wellesley, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Studio 170 at Goethe-institut Boston Inc
EIN 920802167 · Headquarters: Boston, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Studio 22 Inc
EIN 332036250 · Headquarters: NEEDHAM, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Studio 30 Inc
EIN 922448771 · Headquarters: Northampton, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Studio at 550
EIN 811526084 · Headquarters: Somerville, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Studio for the Promotion of Arts Culture and Excellence an Artistic
EIN 043335811 · Headquarters: Dorchester Center, MA, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Studio HPDC
EIN 831655450 · Headquarters: Newton, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Studio Theatre Worcester Inc
EIN 824747202 · Headquarters: Worcester, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Study-retreat Associates of Rolling Ridge Incorporated
EIN 550663769 · Headquarters: North Andover, MA, United States · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Sturbridge Firefighters Benefit Association Inc
EIN 043147919 · Headquarters: Sturbridge, MA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sturbridge Girls Softball League Inc
EIN 043355838 · Headquarters: Fiskdale, MA, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Sturbridge Lions Club Inc
EIN 043211050 · Headquarters: FISKDALE, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sturbridge Little League
EIN 043251995 · Headquarters: Sturbridge, MA, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Sturbridge Nursery School Inc
EIN 042430288 · Headquarters: STURBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sturbridge Recreation Soccer
EIN 934563813 · Headquarters: STURBRIDGE, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sturbridge Youth Basketball Association Inc
EIN 460841400 · Headquarters: sturbridge, MA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Sturdy Health Foundation Inc
EIN 042103631 · Headquarters: ATTLEBORO, MA, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990
- Sturdy Health Inc
EIN 042709501 · Headquarters: ATTLEBORO, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Sturdy Memorial Hospital Inc
EIN 042768252 · Headquarters: ATTLEBORO, MA, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990
- Styleta Inc
EIN 271511420 · Headquarters: Cambridge, MA, US · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Stylized Movement Inc
EIN 272386235 · Headquarters: Worcester, MA, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Su Escuela Language Academy Parents Association
EIN 824028833 · Headquarters: Hingham, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Suasco Watershed Community Council a Non Profit Corporation
EIN 043535560 · Headquarters: Stow, MA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Subdrift Boston Inc
EIN 994018634 · Headquarters: ARLINGTON, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Substance Abuse Relief Foundation Inc
EIN 830536723 · Headquarters: New Bedford, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2019 · Primary form: IRS Form 990
- Substation Community Supporters Inc
EIN 933077973 · Headquarters: ROSLINDALE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990
- Subud United States of America
EIN 462072346 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Suburban Coalition
EIN 043184235 · Headquarters: Lynnfield, MA, US · Public & Societal Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Suburvanettes Twirl Team
EIN 813627095 · Headquarters: CHELMSFORD, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sudanese American Integration and Development Center Inc
EIN 113665782 · Headquarters: Roxbury, MA, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Sudanese Collaborative Corp
EIN 841909148 · Headquarters: Chestnut Hill, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sudbury Access Corporation
EIN 262998786 · Headquarters: SUDBURY, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sudbury American Legion #191
EIN 046189342 · Headquarters: Sudbury, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Sudbury Ancient Fyfe and Drum Companie
EIN 043263957 · Headquarters: Sudbury, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sudbury Chamber of Commerce
EIN 043143863 · Headquarters: SUDBURY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sudbury Community Food Pantry
EIN 043237546 · Headquarters: Sudbury, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990
- Sudbury Companies of Militia & Minute Inc
EIN 510463285 · Headquarters: Sudbury, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sudbury Cooperative Preschool Inc
EIN 042265860 · Headquarters: Sudbury, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sudbury Earth Decade Committee
EIN 043210337 · Headquarters: Sudbury, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sudbury Education Association
EIN 237132796 · Headquarters: Shrewsbury, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sudbury Education Resource Fund
EIN 223148328 · Headquarters: SUDBURY, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sudbury Extended Day Inc
EIN 222551529 · Headquarters: SUDBURY, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sudbury Family Network
EIN 861084398 · Headquarters: SUDBURY, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sudbury for Wounded Warriors Inc
EIN 452725191 · Headquarters: SUDBURY, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sudbury Garden Club
EIN 042724866 · Headquarters: Sudbury, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sudbury Girls Field Hockey Incorporated
EIN 991040225 · Headquarters: Sudbury, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Sudbury Girls Softball League Inc
EIN 810623547 · Headquarters: Sudbury, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Sudbury Historical Society Inc
EIN 046193032 · Headquarters: Sudbury, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sudbury Maynard Stow Youth Hockey Association Inc
EIN 043123200 · Headquarters: STOW, MA, USA · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990
- Sudbury Meetinghouse
EIN 331771953 · Headquarters: sudbury, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sudbury Military Support Network Inc
EIN 275559127 · Headquarters: SUDBURY, MA, US · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Sudbury Permanent Firefighters Association Iaff Local 2023
EIN 510226959 · Headquarters: SUDBURY, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Sudbury River Tennis Club Inc
EIN 237140870 · Headquarters: Framingham, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sudbury Savoyards Inc
EIN 813297005 · Headquarters: Sudbury, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sudbury Scouting Association Inc
EIN 884185061 · Headquarters: Sudbury, MA, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990
- Sudbury Senior Activities Inc
EIN 043290702 · Headquarters: SUDBURY, MA, USA · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ
- Sudbury Swim & Tennis
EIN 042428007 · Headquarters: SUDBURY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sudbury Swim Team Inc
EIN 042900954 · Headquarters: Sudbury, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sudbury Track and Running for Youth Development
EIN 992834547 · Headquarters: Sudbury, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sudbury Valley New Horizons Music Inc
EIN 383918748 · Headquarters: Sudbury, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sudbury Valley School Inc
EIN 042457051 · Headquarters: FRAMINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sudbury Valley Trustees
EIN 046049963 · Headquarters: Sudbury, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sudbury Youth Basketball Inc
EIN 010731280 · Headquarters: SUDBURY, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sudbury Youth Soccer Association Inc
EIN 042712863 · Headquarters: SUDBURY, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sudbury-wayland-lincoln Domestic Violence Roundtable Inc
EIN 043478066 · Headquarters: Sudbury, MA, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Sudireddy Foundation Inc
EIN 463480804 · Headquarters: ANDOVER, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Sue Devries Cancer Foundation Inc
EIN 204761312 · Headquarters: Salem, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Sue Donovan Memorial Scholorship Fund
EIN 043576185 · Headquarters: WORTHINGTON, MA, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Suenos Basketball
EIN 474540840 · Headquarters: LAWRENCE, MA, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990
- Suffolk Cares Charitable Foundation Inc
EIN 205409073 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Suffolk County Community Foundation Inc
EIN 811732656 · Headquarters: DORCHESTER CENTER, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Suffolk County Provincial Militia Inc
EIN 113590829 · Headquarters: Plymouth, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Suffolk District Medical Society
EIN 042483879 · Headquarters: WALTHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Suffolk Lawyers for Justice Inc
EIN 043511289 · Headquarters: CHARLESTOWN, MA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Suffolk University
EIN 042133255 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sugan Theater Company Inc
EIN 043179969 · Headquarters: CAMBRIDGE, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sugar River Foundation Inc
EIN 813794475 · Headquarters: Needham Heights, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sugarglass Theatre Foundation Inc
EIN 472935758 · Headquarters: Hingham, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sugarloaf Mountain Athletic Club Inc
EIN 203855755 · Headquarters: S Deerfield, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Suit Up Springfield Inc
EIN 472155711 · Headquarters: SPRINGFIELD, MA, USA · Employment · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- Suldan Foundation Inc
EIN 332666711 · Headquarters: ROXBURY, MA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Suleyman D Celimli Foundation
EIN 333423274 · Headquarters: CAMBRIDGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Sullivan Family Foundation C/o Michael Walsh
EIN 203864725 · Headquarters: MILTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Sullivan Middle School Pto
EIN 113710150 · Headquarters: LOWELL, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sullivan Rep Inc
EIN 922029671 · Headquarters: WELLESLEY, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sulmona Sport Association Inc
EIN 237206460 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sum Ups Inc
EIN 333666918 · Headquarters: Danvers, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sumathi Narayanan Educational Trust Inc
EIN 824403541 · Headquarters: SHREWSBURY, MA, US · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Summer Beit Midrash Inc
EIN 043473269 · Headquarters: SHARON, MA, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Summer Ink Inc
EIN 043239179 · Headquarters: LEXINGTON, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Summer Music Association
EIN 421426441 · Headquarters: Hopkinton, MA, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Summer of Sass Inc
EIN 851817099 · Headquarters: PROVINCETOWN, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990