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
- The Margery E Feldberg Foundation
EIN 042944103 · Headquarters: FRAMINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Marine Museum at Fall River Inc
EIN 042435721 · Headquarters: FALL RIVER, MA, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- The Marion Institute Inc
EIN 043206583 · Headquarters: MARION, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990
- The Marjot Foundation Inc
EIN 043413918 · Headquarters: FALMOUTH, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Mark and Suzannah Schroeder Charitable Trust
EIN 823691699 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Mark Duke Saccardo Scholarship Fund Inc
EIN 043401014 · Headquarters: HANOVER, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- The Mark Eric Jepson Foundation Inc C/o Mahoney Fiorentino & Co
EIN 873778812 · Headquarters: WAKEFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Mark Hennessy Foundation Inc
EIN 923614045 · Headquarters: Barnstable, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Mark O'connell Foundation for Lake Winnipesaukee Safety
EIN 822379328 · Headquarters: WESTBOROUGH, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Mark Twain Circle of America
EIN 562214555 · Headquarters: Carlisle, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Markus Foundation C/o Susan Silberberg
EIN 206240722 · Headquarters: BROOKLINE VILLAGE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-PF
- The Marla Foundation
EIN 455267840 · Headquarters: Hyannis, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- The Marlborough Foundation Inc
EIN 223006211 · Headquarters: MARLBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Marlee Foundation Inc
EIN 473165035 · Headquarters: SCITUATE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Marneegil Charitable Fdn
EIN 046737675 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Marshall Family Foundation
EIN 043446938 · Headquarters: CENTERVILLE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-PF
- The Marshall Foundation Inc
EIN 042104687 · Headquarters: Malden, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-PF
- The Marshall Fund 7522-Xxxxxx00227
EIN 020467589 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Marshall Home Fund Inc
EIN 331122321 · Headquarters: WATERTOWN, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Martha and Max Rubinstein Family Foundation (Grossman Office)
EIN 141852996 · Headquarters: LEXINGTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Martha Hw Crowninshield Charitable Foundation
EIN 043344991 · Headquarters: WALTHAM, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-PF
- The Martha's Vineyard Institute of Creative Writing Inc
EIN 462087977 · Headquarters: AQUINNAH, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Martha's Vineyard Striped Bass Bluefish Derby Inc
EIN 042952525 · Headquarters: EDGARTOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- The Martin & Deborah Hale Foundation
EIN 043294711 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Martin Luther King Jr Business Empowerment Center Inc
EIN 043221277 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990
- The Mary Beth Benison Foundation Inc
EIN 811369282 · Headquarters: HOLDEN, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Mary Bielecki Foundation Inc
EIN 931820823 · Headquarters: Braintree, MA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Mary Collins Moynahan Foundation Inc
EIN 043566393 · Headquarters: Longmeadow, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-PF
- The Mary E Murphy & John F Murphy Jr Charitable Trust
EIN 046772198 · Headquarters: Winchester, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Mary Ferrell Foundation Inc
EIN 043565424 · Headquarters: IPSWICH, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Mary Guarente Charitable Foundation
EIN 823076361 · Headquarters: Danvers, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Mary Jo Brown Foundation Inc
EIN 455432020 · Headquarters: WILMINGTON, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Mary Louise Clayton Foundation Inc
EIN 261535661 · Headquarters: LYNNFIELD, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2021 · Primary form: IRS Form 990-PF
- The Mary P Barton Charitable Foundation Irrev
EIN 043478593 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Mary P Wakeman Conservation Center Trust
EIN 222567254 · Headquarters: VINEYARD HAVEN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Mashnee Association Inc
EIN 042617435 · Headquarters: Monument Beach, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Mass Ave Project Inc
EIN 851898372 · Headquarters: SOUTH BOSTON, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Mass Mentoring Partnership Inc
EIN 223207958 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts 911 Fund Inc
EIN 300001456 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Massachusetts American Baptist Investment Trust
EIN 223245433 · Headquarters: GROTON, MA, USA · Religion Related · Latest available filing year: 2015 · Primary form: IRS Form 990
- The Massachusetts Association for Adult Day Health Services Inc
EIN 042883153 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts Association for Community Action Inc
EIN 222777630 · Headquarters: BOSTON, MA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts Association of Probation Officers Local 229 Of
EIN 331131899 · Headquarters: Quincy, MA, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Massachusetts Aviation Historical Society Inc
EIN 111086095 · Headquarters: Wakefield, MA, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- The Massachusetts Chapter of the Federal Bar Association Co Annabel Rodriguez
EIN 264753222 · Headquarters: Worcester, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- The Massachusetts Coalition of Taft-hartley Trust Funds Labor Health
EIN 320609287 · Headquarters: TAUNTON, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Massachusetts Council on Gaming and Health Inc
EIN 222743890 · Headquarters: SALEM, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts Delta Chapter of Sigma Alpha Eps
EIN 911959110 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- The Massachusetts Eta Chapter of Sigma Phi Epsilon
EIN 943178308 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- The Massachusetts Foundation for Learning Disabilities
EIN 043099610 · Headquarters: WESTFIELD, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts General Hospital
EIN 041564655 · Headquarters: SOMERVILLE, MA, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-T
- The Massachusetts Green High Performance Computing Center Inc
EIN 273014805 · Headquarters: HOLYOKE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts Hokkaido Association Inc
EIN 223029741 · Headquarters: Holyoke, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- The Massachusetts Housing Coalition
EIN 850839958 · Headquarters: IPSWICH, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- The Massachusetts Human Resource Fund Inc
EIN 042940626 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Massachusetts Institute for a New Commonwealth Inc
EIN 043271457 · Headquarters: BOSTON, MA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts Laborers Building Unified Trust
EIN 043408566 · Headquarters: Hopkinton, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Massachusetts Laborers Highway Unified Trust
EIN 043408561 · Headquarters: Hopkinton, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Massachusetts Lands Trust Inc C/o David D Croll
EIN 810680877 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Massachusetts Lgbtq Bar Association Inc
EIN 043014093 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Massachusetts Lodge Af & Am
EIN 046017720 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts Mental Health Counselors Association Inc
EIN 043428656 · Headquarters: FOXBORO, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts Reading Association Incorporated
EIN 043409172 · Headquarters: W Barnstable, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Massachusetts Review Inc
EIN 042276154 · Headquarters: Hadley, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts Riichi Mahjong So Ciety Inc
EIN 393820416 · Headquarters: Salem, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Massachusetts Society for Medical Research Inc
EIN 042770981 · Headquarters: NORTH CHELMSFORD, MA, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Massachusetts Society for Respiratory Therapy Inc
EIN 042648882 · Headquarters: CANTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Mast Cell Disease Society Inc
EIN 521959601 · Headquarters: STERLING, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Match Foundation Inc
EIN 043476160 · Headquarters: JAMAICA PLAIN, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Maureen Ingram Scholarship Fund Inc
EIN 452389513 · Headquarters: Salem, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Maurice and Anne Makepeace Family Foundation
EIN 046863845 · Headquarters: MARION, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Max Warburg Courage Curriculum Inc
EIN 043256902 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- The May Institute Inc
EIN 042197449 · Headquarters: RANDOLPH, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990
- The May-west Roxbury Residences Inc
EIN 043331170 · Headquarters: RANDOLPH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Mccall Family Charitable Foundation C/o William Mccall
EIN 046931843 · Headquarters: WINCHESTER, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Mccallum Family Foundation
EIN 222721718 · Headquarters: LOWELL, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2013 · Primary form: IRS Form 990-PF
- The McCance Foundation
EIN 046772532 · Headquarters: North Scituate, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Mccarthy Family Foundation
EIN 036075387 · Headquarters: PEABODY, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Mcclosky Institute of Voice Inc
EIN 222514487 · Headquarters: Maynard, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Mcconnell Family Foundation
EIN 200914341 · Headquarters: HINGHAM, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Mccourt Foundation Inc
EIN 900623963 · Headquarters: SOUTH BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Mclaughlin Foundation
EIN 237416882 · Headquarters: WALPOLE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Mclean Hospital Corporation Employee & Retiree Medical Trust
EIN 043362620 · Headquarters: SOMERVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- The Me Llamo Art Foundation Inc
EIN 884239905 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Meadows Institute Inc
EIN 043404422 · Headquarters: BROOKLINE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Meadows Lodge Af & Am
EIN 237578790 · Headquarters: EAST LONGMEADOW, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Mediation Group Inc
EIN 042910698 · Headquarters: BROOKLINE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Medical Staff of Cooley Dickinson Hospital Inc
EIN 813871395 · Headquarters: NORTHAMPTON, MA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Meelia Family Foundation
EIN 207198269 · Headquarters: LYNNFIELD, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Megan House Foundation Inc
EIN 473503719 · Headquarters: DRACUT, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Melampy-lawrence Charitable Trust
EIN 387082935 · Headquarters: DUNSTABLE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Melinda Julbert Charitable Foundation Kevin Meuse Trustee
EIN 933414923 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Melissa Gosule Foundation Inc
EIN 043486051 · Headquarters: MILTON, MA, USA · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ
- The Mellen Foundation Inc C/o Paul Mccoy Family Office Services
EIN 222778847 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Melrose Family Room Inc
EIN 043024769 · Headquarters: Melrose, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Melvin & Beatrice Fraiman Charitable Foundation
EIN 043530126 · Headquarters: ARLINGTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Memorial Society Inc
EIN 046086159 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- The Men of Honor Youth Mentorship Program Inc
EIN 833740612 · Headquarters: Springfield, MA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Menotomy Minute Men
EIN 042797646 · Headquarters: Arlington, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Mens March Inc
EIN 270917785 · Headquarters: Wareham, MA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N