Nonprofits in District of Columbia
Nonprofits in District of Columbia. Browse 18,651 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
- Marina Orth Foundation
EIN 270115624 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Marine Debris Foundation
EIN 884011690 · Headquarters: Washington, DC, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Marine Gas Hazards Control Program
EIN 521171545 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Marine Technology Society Inc
EIN 520805471 · Headquarters: Washington, DC, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990
- Marion Barry Jr Legacy Foundation
EIN 812285779 · Headquarters: Washington, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Marion Barry-Kim Dickens Kidney Foundation
EIN 464872909 · Headquarters: Washington, DC, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Maritime Archaeological and Historical Society
EIN 541515401 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Maritime Institute for Research & Development
EIN 521171303 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Maritime Labor Alliance
EIN 463470491 · Headquarters: Washington, DC, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Maritime Trades Department Afl-cio
EIN 530231686 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Market Project Inc
EIN 464190613 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990
- Marketplace Solutions and Incentives Project
EIN 473552567 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ
- Markets Association
EIN 522304754 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Marlcrest Aza
EIN 272033812 · Headquarters: WASHINGTON, DC, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Marlibox Inc
EIN 852474049 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Maroon and Gray Eagles of Dc Foundation Inc
EIN 823182954 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Marquita Anissa Vaughn Foundation
EIN 264387234 · Headquarters: Washington, DC, US · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Marshall B Coyne Foundation Inc
EIN 526054965 · Headquarters: WASHINGTON DC, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-PF
- Marshall Brown Institute for Political Awareness
EIN 824756749 · Headquarters: WASHINGTON, DC, US · Public & Societal Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Marshall Heights Bison Inc
EIN 263018697 · Headquarters: Washington, DC, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Marshall Heights Civic Association Lca
EIN 814837185 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Marshall Heights Community Development
EIN 521165147 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990
- Marshall Sherfield Fellowship Foundation
EIN 311594015 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Martha's Table Inc
EIN 521186071 · Headquarters: WASHINGTON, DC, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990
- Martha's Table So Inc
EIN 810730630 · Headquarters: WASHINGTON, DC, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990
- Martin Luther King Jr D C Support Group Inc
EIN 521987601 · Headquarters: Washington, DC, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Martin M S Alliance Foundation
EIN 371478450 · Headquarters: Washington, DC, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Maru Montero Dance Center
EIN 521905138 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Marvin Bozarth Memorial Scholarship Fund Inc
EIN 992539180 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Marvin Fowler Royal Arch Masons
EIN 932244681 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mary Catherine Kilday & George W Malzone Foundation
EIN 200095313 · Headquarters: WASHINGTON, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Mary Flannery O'connor Charitable Trust
EIN 586309841 · Headquarters: WASHINGTON, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Mary House Inc
EIN 521253494 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Mary Joy Charity Inc
EIN 474527342 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Mary Mcleod Bethune Day Academy Parent Teacher Organization
EIN 811847621 · Headquarters: Washington, DC, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- Mary Mcleod Bethune Day Academy Public Charter School
EIN 770601491 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Mary W Smallwood Memorial Foundation Inc
EIN 237295519 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mary's Center for Maternal and Child Care Inc
EIN 521594116 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Mary's House for Older Adults Inc
EIN 461335557 · Headquarters: WASHINGTON, DC, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Maryland American Sign Language Educators Association
EIN 020761336 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Maryland Bosnia and Herzegovina Exc Hange Council
EIN 395060022 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Maryland Dc Alliance for Retired Americans
EIN 200034479 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Maryland Health Care Coalition Inc
EIN 521324879 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Maryland Radiological Society Inc
EIN 526040915 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Maryland Regional Direct Services Collaborative Inc
EIN 833251607 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Maryland Vietnam Veterans Association Inc
EIN 260303613 · Headquarters: WASHINGTON, DC, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Maryland Workers' Compensation Educational Association Inc
EIN 521353216 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Marys Moonlight
EIN 862520223 · Headquarters: Washington, DC, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Masada Holdings
EIN 465393880 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- Masakhani Center for International Art & Culture Inc
EIN 320113371 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Masjid Ahlul Qur'an Wal Hadeeth
EIN 521975420 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2013 · Primary form: IRS Form 990
- Mason Terrell and Doris Terrell Moore Scholarship Fund
EIN 842395312 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Masonry Veneer Manufacturers Association Inc
EIN 113773373 · Headquarters: WASHINGTON, DC, USA · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990
- Massachusetts Society Foundation
EIN 834072470 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Master Style Soccer
EIN 853314226 · Headquarters: WASHINGTON, DC, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Masters After School Math Enrichment Program
EIN 813232412 · Headquarters: Washington, DC, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- Masters Argentina
EIN 872934080 · Headquarters: WASHINGTON, DC, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Match Dot Dollars Inc
EIN 371790243 · Headquarters: WASHINGTON, DC, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Math for America Dc
EIN 270373010 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Math Speaks
EIN 861328777 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 116015911 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155832 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155833 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155834 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155835 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155836 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155837 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155838 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155839 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155840 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155841 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155842 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155843 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155844 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155845 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155846 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155847 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155848 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155849 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155850 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155851 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155852 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237155853 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 237159375 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 346524885 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 486120362 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 510207470 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 756038595 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America
EIN 836006620 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mathematical Association of America Inc
EIN 160743079 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Matrimonial Dialogue Inc
EIN 521004875 · Headquarters: WASHINGTON, DC, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Mattachine Society of Washington DC
EIN 454584473 · Headquarters: Washington, DC, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Matthews Memorial Baptist Church
EIN 520799424 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990
- Matthews Memorial Housing Inc
EIN 521350579 · Headquarters: WASHINGTON, DC, USA · Housing & Shelter · Latest available filing year: 2015 · Primary form: IRS Form 990-PF
- Mattie R Griffin Chapter No 16
EIN 522221807 · Headquarters: Wa, DC, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Maudeline Momah Foundation Nfp
EIN 922197575 · Headquarters: WASHINGTON, DC, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Mauritius- U S Business Association Incorporated
EIN 521937318 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Maury Elementary Pta
EIN 270404305 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- Mavericks Inc
EIN 471939582 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Max & Victoria Dreyfus Foundation Inc
EIN 131687573 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF