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
- Whitman-hanson Boys Hockey Booster Club
EIN 334382379 · Headquarters: Hanson, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Whitman-hanson Youth Soccer Inc
EIN 452245090 · Headquarters: WHITMAN, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Whitmans Pond Association Inc
EIN 043521138 · Headquarters: Weymouth, MA, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Whitney Center for the Arts Inc
EIN 463003163 · Headquarters: Pittsfield, MA, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Whittemore Improvement Association
EIN 270959511 · Headquarters: Saugus, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Whittier Health and Wellness Foundation Inc
EIN 562567401 · Headquarters: Roxbury, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Whittier Health Network Charitable Foundation Inc
EIN 043138344 · Headquarters: HAVERHILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Whittier Home Association
EIN 046147852 · Headquarters: Amesbury, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Whittier Reg Vocational Supportive Staff Assoc
EIN 042685198 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Whittier Street Health Center
EIN 042619517 · Headquarters: Roxbury, MA, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Whittier Street Health Center Realty Corporation
EIN 273026474 · Headquarters: Roxbury, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Whittier Tech Educational Foundation Inc
EIN 812183308 · Headquarters: Haverhill, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Who We Are Inc
EIN 873578679 · Headquarters: Wellesley Hills, MA, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Whole Brain Foundation Inc
EIN 475121684 · Headquarters: Cambridge, MA, US · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Whole Child Foundation for Complimentary Health Inc
EIN 262736099 · Headquarters: FLORENCE, MA, USA · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ
- Whole Child Inc
EIN 814157535 · Headquarters: Upton, MA, USA · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- WholeSchool Mindfulness Inc
EIN 842830024 · Headquarters: Wrentham, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wholistic Health Alliance Inc
EIN 473850907 · Headquarters: North Grafton, MA, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Whos Got Morale Inc
EIN 475141514 · Headquarters: Dorchester, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Whs Baseball Booster Club
EIN 922368178 · Headquarters: Westfield, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Whs Baseball Diamond Club Inc
EIN 300664253 · Headquarters: Wellesley Hills, MA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Whs Spirit Club Inc
EIN 823781857 · Headquarters: Wellesley, MA, USA · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-PF
- Whs Swim Booster Club
EIN 933388781 · Headquarters: Weymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Whs Ultimate Frisbee
EIN 461175835 · Headquarters: Winchester, MA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Whs Xc Track Boosters
EIN 474244104 · Headquarters: WALPOLE, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Why Me Inc
EIN 042880644 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Why Socks Inc
EIN 992222374 · Headquarters: Westford, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Whynotdevin Foundation to End Dipg Inc
EIN 824907354 · Headquarters: FRAMINGHAM, MA, USA · Health Care · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Wia Boston
EIN 921599890 · Headquarters: Dedham, MA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wianno Club Inc
EIN 041971640 · Headquarters: OSTERVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Wianno Sailing Foundation Inc
EIN 043293135 · Headquarters: EAST SANDWICH, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wianno Senior Class Association Inc
EIN 223056112 · Headquarters: South Yarmouth, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wianno Yacht Club
EIN 042064443 · Headquarters: OSTERVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wic Social Services Inc
EIN 843984507 · Headquarters: Worcester, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wicfol Human Services Corporation
EIN 901078681 · Headquarters: Stoughton, MA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wickaboag Sportsmans Club
EIN 046075716 · Headquarters: West Brookfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wicked Ausome Foundation Inc
EIN 814352088 · Headquarters: WOBURN, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Wicked Good Cause Organization Inc
EIN 462563332 · Headquarters: DUXBURY, MA, USA · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990
- Wicked in Pink Run Inc
EIN 464696548 · Headquarters: Agawam, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wicked Running Club Inc
EIN 271340155 · Headquarters: Salem, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wickman Family Foundation Inc
EIN 823677192 · Headquarters: Harvard, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Wicn Public Radio Inc
EIN 042500578 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wide Eyes Theatre Company Inc
EIN 471289267 · Headquarters: West Boxford, MA, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Wide Horizons for Children Inc
EIN 042564960 · Headquarters: WALTHAM, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wide Horizons Fund for Children
EIN 260372159 · Headquarters: Waltham, MA, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Widen the Circle Inc
EIN 992666863 · Headquarters: NEEDHAM, MA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Widows in Motion
EIN 881474173 · Headquarters: Fall River, MA, US · Mental Health & Crisis Intervention · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Widows Sons Massachusetts Guardians Incorporated
EIN 922777307 · Headquarters: HANSON, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Widows Sons Mra Massachusetts Grand Chapter Incorporated
EIN 263069198 · Headquarters: EAST BRIDGEWATER, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Widows Walk Outreach Inc
EIN 464395979 · Headquarters: NORWELL, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wiffletree Works Inc
EIN 932362562 · Headquarters: BYFIELD, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wigglekids Inc
EIN 465248182 · Headquarters: SOMERSET, MA, USA · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ
- Wigs for Well-being Inc
EIN 263613461 · Headquarters: BOSTON, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Wil-dae Charitable Foundation Inc Co Steven D Johnson
EIN 043519293 · Headquarters: SUDBURY, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Wilahmenas Place
EIN 811554918 · Headquarters: Attleboro, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wilbraham 250Th Celebration Inc
EIN 451436366 · Headquarters: Wilbraham, MA, USA · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ
- Wilbraham and Monson Academy
EIN 042105838 · Headquarters: WILBRAHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wilbraham Community Association Inc
EIN 222751781 · Headquarters: Wilbraham, MA, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Wilbraham Community Pre-school Pto
EIN 881592958 · Headquarters: Wilbraham, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wilbraham Community Preschool
EIN 852827503 · Headquarters: WILBRAHAM, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wilbraham Friends of Recreation Inc
EIN 043434198 · Headquarters: WILBRAHAM, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wilbraham Friends of the Library Inc
EIN 042620151 · Headquarters: Wilbraham, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wilbraham Hampden Academic Trust Inc
EIN 200071675 · Headquarters: WILBRAHAM, MA, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- Wilbraham Hampden Scholarship Foundation
EIN 046157046 · Headquarters: WILBRAHAM, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wilbraham Hampden Softball Corp
EIN 933989436 · Headquarters: Wilbraham, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wilbraham Library Memorial Fund Inc
EIN 042645086 · Headquarters: Wilbraham, MA, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Wilbraham Mason Bldg Assoc the Grand Lodge of Masons in Mass
EIN 042952941 · Headquarters: Wilbraham, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ
- Wilbraham Middle School PTO Inc
EIN 205900714 · Headquarters: Wilbraham, MA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wilbraham Nature and Cultural Center Inc
EIN 223245499 · Headquarters: Wilbraham, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wilbraham Peach Blossom Festival Association Inc
EIN 352593368 · Headquarters: Wilbraham, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wilbraham Police Relief Association
EIN 134337970 · Headquarters: Wilbraham, MA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wilbraham Rotary Memorial Foundation Inc
EIN 222633046 · Headquarters: WILBRAHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Wilbraham Soccer Club Inc
EIN 043331662 · Headquarters: WILBRAHAM, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wilbraham Twin Meadows Hockey
EIN 223170648 · Headquarters: LONGMEADOW, MA, USA · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ
- Wilbraham Welcome Project Inc
EIN 873844797 · Headquarters: Wilbraham, MA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wild Apples Inc
EIN 261823471 · Headquarters: Harvard, MA, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Wild Careinc
EIN 043234724 · Headquarters: EASTHAM, MA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wild Cohasset Inc
EIN 861836172 · Headquarters: Cohasset, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wild Earth Institute Inc
EIN 845075408 · Headquarters: PETERSHAM, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Wild Geese Foundation Inc
EIN 264607134 · Headquarters: HULL, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Wild Harbor Sailing Inc
EIN 042320701 · Headquarters: N FALMOUTH, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990
- Wild Hearts Therapeutic Equestrain Program Inc
EIN 270914013 · Headquarters: West Bridgewater, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Wild Image Extreme
EIN 800389772 · Headquarters: brockton, MA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Wild Irish Acres
EIN 920617707 · Headquarters: Acushnet, MA, US · Animal Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Wild Life Retreat Inc
EIN 995087318 · Headquarters: Groton, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wild Mustangs Foundation Inc
EIN 814251029 · Headquarters: Hamilton, MA, US · Animal Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Wild Response
EIN 833753390 · Headquarters: Eastham, MA, US · Animal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Wild Rose Montessori School
EIN 471477397 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wildcat 5K
EIN 921652245 · Headquarters: Templeton, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wildcat River Trust Charles E Clapp Iii Trustee
EIN 046576568 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Wildcat Sports Group Inc
EIN 934869323 · Headquarters: LEE, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wildebeest Tail Inc
EIN 831513978 · Headquarters: Boxborough, MA, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wilder Beach Association Inc
EIN 272516881 · Headquarters: Leominster, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wilder Charitable & Educational Fund Inc
EIN 042179067 · Headquarters: HINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Wilder Memorial Nursery School
EIN 042108392 · Headquarters: Hingham, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wildflower Foundation
EIN 825469181 · Headquarters: newton, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Wildflower Inc
EIN 201224412 · Headquarters: LEXINGTON, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990
- Wildflower Montessori School
EIN 900977000 · Headquarters: CAMBRIDGE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wildflower Seaglass Inc
EIN 874540792 · Headquarters: MARBLEHEAD, MA, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wildheart Evolution Inc
EIN 882987028 · Headquarters: Needham, MA, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N