Nonprofits in Boston, Massachusetts
Nonprofits in Boston, Massachusetts. Browse 5,392 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
- South End Athletics & Activities Association Inc
EIN 043053210 · Headquarters: Boston, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- South End Business Alliance
EIN 043294164 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- South End Historical Society Inc
EIN 046149016 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- South End Lower Roxbury Open Space Land Trust
EIN 042610775 · Headquarters: BOSTON, MA, USA · Housing & Shelter · Latest available filing year: 2011 · Primary form: IRS Form 990
- Southeastern New England Section of Ite
EIN 920419481 · Headquarters: BOSTON, MA, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southwest Corridor Park Conservancy Inc
EIN 593785841 · Headquarters: Boston, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sp16 Foundation
EIN 392762235 · Headquarters: Boston, MA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Spam Benevolent Fund Inc
EIN 264331647 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Span Inc
EIN 042594873 · Headquarters: BOSTON, MA, USA · Crime & Legal Related · Latest available filing year: 2015 · Primary form: IRS Form 990
- Spanish Immersion Jp & Br Inc
EIN 475580376 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- SparkShare Inc
EIN 814004922 · Headquarters: Boston, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Spaulding Hospital-cambridge Inc
EIN 270273715 · Headquarters: boston, MA, US · Health Care · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Speak for the Trees Inc
EIN 825492599 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Speakeasy Stage Company Inc
EIN 223230841 · Headquarters: Boston, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Speaker Thomas P Oneill Jr Memorial Foundation Inc
EIN 043424189 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- SpeakOUT Boston
EIN 042679978 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ
- Special Needs Advocacy Network Inc
EIN 033300997 · Headquarters: Boston, MA, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Spector Foundation
EIN 271536343 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Spektrum Care Inc
EIN 811113225 · Headquarters: Boston, MA, US · Public & Societal Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Spoke Art Inc (Fka Medicine Wheel Productions Inc)
EIN 043502628 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Spooner John and Susan Charitable Trust
EIN 046878983 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Spring Healthcare Cooperative Inc
EIN 454646233 · Headquarters: BOSTON, MA, USA · Health Care · Latest available filing year: 2017 · Primary form: IRS Form 990
- Springhouse Inc
EIN 043152499 · Headquarters: BOSTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sprinkler Fitters & Appr Local Union 55
EIN 041859910 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sprinkler Fitters and Apprentices Local 550 Vacation Fund
EIN 900450042 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Spruce Street Nursery School Inc
EIN 043326852 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sri Lanka Association of New England Inc
EIN 812280947 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sse Worthington Foundation
EIN 922273725 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- St Botolph Club Foundation
EIN 046156578 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Botolph Club Inc
EIN 041801070 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Helenas Foundation of Boston Inc
EIN 823687486 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Lawrence Foundation for Theological Education Inc
EIN 160967912 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- St Mary's Housing Corporaton
EIN 900532866 · Headquarters: Boston, MA, USA · Housing & Shelter · Latest available filing year: 2021 · Primary form: IRS Form 990-PF
- St Peter Academy Inc
EIN 201525308 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- St. Anthony Shrine
EIN 208965928 · Headquarters: Boston, MA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- St. Anthony Shrine
EIN 266868950 · Headquarters: Boston, MA, United States · Religion Related · Latest available filing year: 2010 · Primary form: IRS Form 990
- Stage Source Inc
EIN 042897621 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Stahili Foundation Incorporated
EIN 472198619 · Headquarters: Boston, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Stamps Family Charitable Foundation Inc
EIN 042943910 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Stand with Love Foundation
EIN 933806362 · Headquarters: Boston, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Stanton K-9 Foundation
EIN 991383074 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Star Store Community for the Arts Inc
EIN 334958376 · Headquarters: BOSTON, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Starlight Childrens Foundation
EIN 042982399 · Headquarters: Boston, MA, US · Health Care · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Start Families Inc
EIN 813124581 · Headquarters: Boston, MA, US · Medical Research · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Starting Out Solo
EIN 453649610 · Headquarters: Boston, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Startup Secrets Inc
EIN 813692193 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- State Police Association of Massachusetts
EIN 042462459 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- State Street Foundation Inc
EIN 562615567 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- State Symbols USA
EIN 205994082 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- Status Project
EIN 922185325 · Headquarters: Boston, MA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Status Project Inc
EIN 993865004 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Steinway Society of Massachusetts
EIN 550842431 · Headquarters: Boston, MA, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Stella P Holt Foundation
EIN 261316481 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Stem Advocacy Institute Aka Civic Science Media Lab
EIN 823902027 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Stemberg Thomas G Char Fnd Attn Noreen Snow Bbh
EIN 205672425 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Step by Step Behavioral Solutions Inc
EIN 463843618 · Headquarters: BOSTON, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Stephanie L Brown Foundation C/o Joseph G Imbriani Esq
EIN 203954546 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Stephen Casey Carlotta Casey Coyne Fund
EIN 046793631 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Stephen D and Susan W Paine Foundation
EIN 046013050 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Stephen J Meoli Memorial Foundation
EIN 042679904 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Stephen Phillips Memorial Charitable Trust
EIN 237235347 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2013 · Primary form: IRS Form 990-PF
- Steppingstone Foundation Inc
EIN 043086666 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sterling Silversmiths Guild Inc
EIN 201144191 · Headquarters: Boston, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Steward Health Care Disaster Relief Foundation
EIN 850546474 · Headquarters: Boston, MA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Stillwater Heights Inc % the Community Builders Inc
EIN 371452727 · Headquarters: BOSTON, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- Storer Goodwin Decatur Foundation
EIN 272849654 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Strategic Grant Partners Inc
EIN 460512638 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-PF
- Strategies for Children Inc
EIN 043551406 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Strategies to Enhance Life Forever
EIN 474281524 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Street2Ivy Community Corporation
EIN 862110636 · Headquarters: Boston, MA, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Streilein Foundation for Ocular Immunology Inc
EIN 208861308 · Headquarters: Boston, MA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Strobe Alert Foundation
EIN 991187698 · Headquarters: Boston, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Strong Women in Action Swia
EIN 832073988 · Headquarters: Boston, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Structural Engineers Assocation of Massachusetts Inc
EIN 270461270 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Student Athletes Rising Inc
EIN 711022381 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Student Clinic for Immigrant Justice Inc
EIN 851956744 · Headquarters: Boston, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Student Clubs of HBS Inc
EIN 571152691 · Headquarters: Boston, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Student Empowerment Program
EIN 475603087 · Headquarters: Boston, MA, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ
- Student Organizing Inc
EIN 262486476 · Headquarters: BOSTON, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- 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
- Subud United States of America
EIN 462072346 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Suffolk Cares Charitable Foundation Inc
EIN 205409073 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Suffolk University
EIN 042133255 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sulmona Sport Association Inc
EIN 237206460 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Summer Star Foundation for Nature Art and Humanity Inc
EIN 043504566 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Summits Education C/o Partners in Health
EIN 472768711 · Headquarters: BOSTON, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sumner Roy Kates Charitable Trust #0762147
EIN 812865402 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Sunday Assembly Boston Inc
EIN 465101898 · Headquarters: Boston, MA, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Superior Court Clerk-magistrate Association
EIN 042712919 · Headquarters: Boston, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Supreme Council of the Royal Arcanum
EIN 020467612 · Headquarters: Boston, MA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Supreme Council of the Royal Arcanum
EIN 041885430 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Supreme Council of the Royal Arcanum
EIN 042799347 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Supreme Council of the Royal Arcanum
EIN 043269563 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Supreme Council of the Royal Arcanum
EIN 142011499 · Headquarters: Boston, MA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Supreme Council of the Royal Arcanum
EIN 222128540 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Supreme Council of the Royal Arcanum
EIN 222512051 · Headquarters: Boston, MA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Supreme Council of the Royal Arcanum
EIN 223198333 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Supreme Council of the Royal Arcanum
EIN 226035517 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Supreme Council of the Royal Arcanum
EIN 232743814 · Headquarters: Boston, MA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Supreme Council of the Royal Arcanum
EIN 236260981 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N