Data / Nonprofits / Maryland / Potomac
Nonprofits in Potomac, MD: 537 registered with the IRS
537 nonprofits are registered with the IRS in Potomac, MD, 504 of them 501(c)(3) charities; the 116 that report revenue took in $242.5 million. The largest by revenue: Bullis School Inc ($66.1 million), St Andrews Episcopal School Inc ($44 million), McLean School of Maryland Inc ($30.7 million). Most common causes: education (77), philanthropy, voluntarism and grantmaking foundations (67), arts, culture and humanities (46).
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The 500 largest by revenue
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Bullis School Inc | Education | 501(c)(3) | 1938 | $66.1 million | $164.4 million | 2025-06 |
| St Andrews Episcopal School Inc | 501(c)(3) | 1979 | $44 million | $99.3 million | 2025-06 | |
| McLean School of Maryland Inc | Education | 501(c)(3) | 1978 | $30.7 million | $35.5 million | 2025-06 |
| The Heights Inc | 501(c)(3) | 2002 | $27.2 million | $34.5 million | 2025-06 | |
| Deutscher Schulverein Washington D C | Education | 501(c)(3) | 1990 | $18 million | $17.8 million | 2025-06 |
| Core | Arts, culture and humanities | 501(c)(3) | 2023 | $5.5 million | $9.7 million | 2024-07 |
| Unleash Prosperity Inc | Public and societal benefit | 501(c)(3) | 2016 | $5.3 million | $10.1 million | 2024-12 |
| Inspire Access Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $3.7 million | $8.5 million | 2024-12 |
| Manor Montessori School Inc | Education | 501(c)(3) | 1976 | $3.7 million | $3.8 million | 2025-07 |
| Montgomery County Amateur Hockey Association Inc | Recreation and sports | 501(c)(3) | 1979 | $3.2 million | $3.7 million | 2025-06 |
| Harbor School Corporation | Education | 501(c)(3) | 1976 | $2.3 million | $5.9 million | 2025-06 |
| Islamic Community Center of Potomac Inc | Religion-related | 501(c)(3) | 2013 | $2.1 million | $6.9 million | 2025-12 |
| National Union for Democracy in Iran Inc | 501(c)(4) | 2014 | $1.5 million | $572,684 | 2025-12 | |
| Escuela Argentina Inc | Education | 501(c)(3) | 2002 | $1.5 million | $3.8 million | 2025-08 |
| Alim Academy Inc | 501(c)(3) | 1986 | $1.4 million | $481,012 | 2025-06 | |
| Nufdi Fund Inc | International, foreign affairs and national security | 501(c)(3) | 2014 | $1.3 million | $2 million | 2025-12 |
| Metropolitan Washington Orthodox Seniors Housing Inc | Religion-related | 501(c)(3) | 1992 | $1.2 million | $4.5 million | 2024-12 |
| Potomac Community Resources Inc | Human services | 501(c)(3) | 2001 | $1.1 million | $1 million | 2025-06 |
| Scrubs & Heels Foundation | Health care | 501(c)(3) | 2024 | $1.1 million | $1 million | 2024-12 |
| Shepherd Foundation LTD | Human services | 501(c)(3) | 2014 | $1.1 million | $2.1 million | 2025-12 |
| The Free State Foundation Inc | Education | 501(c)(3) | 2007 | $1.1 million | $3.7 million | 2024-12 |
| Potomac Swimming and Recreation Association Inc Potomac | 501(c)(7) | 1964 | $914,135 | $2.2 million | 2024-12 | |
| Eucg Inc | Community improvement and capacity building | 501(c)(6) | 2000 | $832,773 | $858,849 | 2025-12 |
| Sikh Human Development Foundation Inc | Education | 501(c)(3) | 1999 | $815,201 | $1.8 million | 2024-12 |
| American Special Hockey Association | Recreation and sports | 501(c)(3) | 2007 | $779,035 | $138,727 | 2025-08 |
| Luv U Project in Memory of Carolyn C Mattingly Inc | Human services | 501(c)(3) | 2015 | $760,628 | $1.7 million | 2025-09 |
| Petconnect Rescue Inc | Animal-related | 501(c)(3) | 2005 | $717,463 | $1.9 million | 2025-09 |
| Cif LLC | International, foreign affairs and national security | 501(c)(3) | 2022 | $627,035 | $246,770 | 2024-12 |
| Maryland Volleyball Program Inc | Recreation and sports | 501(c)(3) | 2020 | $584,616 | $46,304 | 2025-09 |
| Montgomery Boat Club Inc | Recreation and sports | 501(c)(3) | 2011 | $535,094 | $248,908 | 2025-06 |
| Professional Remodeling Organization of Metro DC Inc | Community improvement and capacity building | 501(c)(6) | 2014 | $526,734 | $150,062 | 2025-06 |
| Islamic Education Center Inc | Religion-related | 501(c)(3) | 1988 | $486,716 | $775,272 | 2024-12 |
| Scotland Community Development Inc | Housing and shelter | 501(c)(3) | 1967 | $472,433 | $8.5 million | 2024-12 |
| Tallyho Club Inc | 501(c)(7) | 1970 | $456,615 | $572,182 | 2024-12 | |
| Maryland Fusion Soccer Inc | Recreation and sports | 501(c)(3) | 2019 | $445,283 | $314,204 | 2025-12 |
| Prevent Alzheimers Disease 2020 | Medical research | 501(c)(3) | 2009 | $442,190 | $17,659 | 2024-12 |
| Country Glen Club Inc | 501(c)(7) | 1972 | $437,781 | $545,342 | 2025-10 | |
| Free and Accepted Masons of the District of Columbia | 501(c)(8) | 1940 | $421,811 | $5.9 million | 2025-09 | |
| Determined2heal Foundation Inc | Medical research | 501(c)(3) | 2006 | $409,320 | $810,133 | 2024-12 |
| Friends of All Critters at Shelters Inc | Animal-related | 501(c)(3) | 2022 | $339,268 | $87,646 | 2024-12 |
| Aligarh Alumni Association Washington DC | Education | 501(c)(3) | 1981 | $338,380 | $3.1 million | 2025-12 |
| Eaglebank Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2006 | $319,672 | $30,959 | 2024-12 |
| National Capital Club Managers Association | 501(c)(6) | 1997 | $314,603 | $208,712 | 2024-12 | |
| Rosies Farm Sanctuary Inc | Animal-related | 501(c)(3) | 2021 | $294,773 | $34,599 | 2025-12 |
| Alliance for A Sustainable Amazon Inc | International, foreign affairs and national security | 501(c)(3) | 2018 | $272,155 | $41,374 | 2024-12 |
| World Stop Stuttering Association | 501(c)(3) | 2021 | $267,638 | $317,414 | 2024-12 | |
| Farmland Child Development Center Child Development Center | 501(c)(3) | 1977 | $241,303 | $86,552 | 2025-08 | |
| Operation Embrace Foundation Inc | Human services | 501(c)(3) | 2003 | $241,273 | $429,644 | 2025-12 |
| The Potomac Trust Inc | Community improvement and capacity building | 501(c)(3) | 2014 | $240,108 | $17,154 | 2024-12 |
| Larys Speakeasy | Human services | 501(c)(3) | 2016 | $233,914 | $206,737 | 2025-12 |
| Marathi Kala Mandal | 501(c)(3) | 1994 | $231,104 | $202,365 | 2025-12 | |
| Eldwick Homes Association Inc | 501(c)(4) | 1973 | $214,792 | $316,611 | 2024-12 | |
| Sport Disciple | Recreation and sports | 501(c)(3) | 2018 | $204,529 | $25,730 | 2024-12 |
| Glorystar Music Education and Cultural Foundation Inc | Arts, culture and humanities | 501(c)(3) | 1997 | $194,654 | $412,964 | 2025-06 |
| Association for Safe International Road Travel Inc | Social science | 501(c)(3) | 1997 | $189,415 | $67,579 | 2025-06 |
| Coach Doug Academy Inc | Education | 501(c)(3) | 2014 | $187,633 | $20,371 | 2026-04 |
| ZNRG Foundation Inc | Environment | 501(c)(3) | 2022 | $187,251 | $166,356 | 2025-12 |
| Serbian American Medical Association Sama Inc | Health care | 501(c)(3) | 2010 | $184,287 | $107,119 | 2025-12 |
| Veterans of Foreign Wars of the United States Dept of Maryland | 501(c)(19) | 1967 | $177,060 | $1.5 million | 2026-06 | |
| Org for Advancement of & Servc for Individuals With Special Needs Inc | Human services | 501(c)(3) | 2010 | $176,480 | $162,345 | 2024-12 |
| Sanskriti Inc | Arts, culture and humanities | 501(c)(3) | 1983 | $170,379 | $56,571 | 2024-12 |
| Us Affordable Housing Foundation Inc | Housing and shelter | 501(c)(3) | 2019 | $163,411 | $4.2 million | 2024-12 |
| Poor Roberts Mission | Food, agriculture and nutrition | 501(c)(3) | 2015 | $161,252 | $230,330 | 2025-12 |
| One Thousand Suns Project Inc | Youth development | 501(c)(3) | 2021 | $159,000 | $121,497 | 2024-12 |
| Hope and Wonders Ministry Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $143,296 | $277,833 | 2025-12 |
| Mayur Dance Company | Arts, culture and humanities | 501(c)(3) | 2009 | $132,369 | $89,428 | 2025-12 |
| Chinese Biopharmaceutical Association-Usa Inc | Medical research | 501(c)(3) | 2008 | $129,578 | $684,982 | 2025-12 |
| Licensed Clinical Professional Counselors of Maryland Inc | Community improvement and capacity building | 501(c)(6) | 2013 | $124,566 | $292,919 | 2025-10 |
| Ceda Inc | Health care | 501(c)(3) | 2018 | $119,473 | $79,863 | 2025-12 |
| Haven Universe Inc | Human services | 501(c)(3) | 2010 | $118,941 | $57,014 | 2024-12 |
| PCR House Inc | Housing and shelter | 501(c)(3) | 2017 | $111,689 | $1.6 million | 2025-06 |
| E Stanley Jones Foundation | Religion-related | 501(c)(3) | 2002 | $106,809 | $135,749 | 2025-12 |
| Winston Churchill High School Hockey Club Inc | Recreation and sports | 501(c)(3) | 1999 | $101,831 | $66,080 | 2025-06 |
| Potomac Charities Inc | Education | 501(c)(3) | 2008 | $100,000 | $31,133 | 2025-12 |
| Rockville Baseball Association Inc | Recreation and sports | 501(c)(3) | 2018 | $98,565 | $80,183 | 2024-12 |
| Hemath Inc | Arts, culture and humanities | 501(c)(3) | 2021 | $95,920 | $114,632 | 2025-12 |
| Montgomery County Tennis and Education Foundation Inc | Recreation and sports | 501(c)(3) | 2006 | $94,370 | $85,533 | 2025-12 |
| Montgomery County Society for the Prevention of Cruelty To Animals I | Animal-related | 501(c)(3) | 2019 | $92,310 | $3.3 million | 2025-09 |
| Federal Real Property Association | Community improvement and capacity building | 501(c)(6) | 2018 | $92,141 | $180,709 | 2024-12 |
| WCHS Booster Club Inc | Education | 501(c)(3) | 2007 | $91,863 | $382,822 | 2025-06 |
| Academy of Georgian Heritage Inc | Education | 501(c)(3) | 2014 | $88,828 | $43,947 | 2024-12 |
| University of the Southern Caribbean Alumni Association NA Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2001 | $84,927 | $498,107 | 2026-04 |
| Iskcon Communications International Inc | Religion-related | 501(c)(3) | 2002 | $81,824 | $22,970 | 2024-12 |
| Hindu American Community Services Inc | Human services | 501(c)(3) | 2009 | $76,165 | $340,802 | 2024-12 |
| Philippine Medical Association Metropolitan Washington D C Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2010 | $71,141 | $62,211 | 2024-12 |
| Upward Bound Foundation Incorporated | Human services | 501(c)(3) | 2001 | $69,908 | $23,152 | 2024-12 |
| East Gate IV Homes Association Inc | Housing and shelter | 501(c)(4) | 2008 | $66,738 | $166,388 | 2025-12 |
| Clean Fuel Development Coalition | 501(c)(6) | 1989 | $60,000 | $1,043 | 2025-12 | |
| Sos International Inc | Human services | 501(c)(3) | 2012 | $59,931 | $75,006 | 2024-12 |
| Pta Delaware Congress | 501(c)(3) | 1971 | $59,862 | $57,520 | 2025-06 | |
| Carderock Springs Elementary School Foundation Inc | Education | 501(c)(3) | 2003 | $57,542 | $94,971 | 2024-12 |
| Friends of the Potomac Community Ce Nter Inc | Recreation and sports | 501(c)(3) | 2026 | $54,189 | $58,214 | 2025-12 |
| Foundation for Special Surgery | Health care | 501(c)(3) | 2014 | $52,678 | $10,064 | 2025-12 |
| Constellations Chamber Concerts | Arts, culture and humanities | 501(c)(3) | 2020 | $48,815 | $69,540 | 2025-08 |
| HBV Institute | 501(c)(3) | 2016 | $42,181 | $102,300 | 2025-12 | |
| Jesus Atmosphere Inc | Religion-related | 501(c)(3) | 2022 | $39,451 | $50,577 | 2025-12 |
| Pta Delaware Congress | 501(c)(3) | 1971 | $38,375 | $45,609 | 2025-06 | |
| Zuaa-Gwdc Foundation Inc | Education | 501(c)(3) | 2023 | $38,073 | $25,989 | 2025-12 |
| Karuna Charities Washington Inc | International, foreign affairs and national security | 501(c)(3) | 1998 | $32,765 | $167,761 | 2025-12 |
| Ywam Brandywine Inc | Religion-related | 501(c)(3) | 2011 | $31,362 | $10,029 | 2024-12 |
| Capital Youth Outreach Club Inc | Youth development | 501(c)(3) | 2024 | $28,882 | $16,010 | 2025-12 |
| Ohevet Ozevet Productions Inc | Arts, culture and humanities | 501(c)(3) | 2022 | $28,339 | $28,344 | 2025-06 |
| Pta Delaware Congress | 501(c)(3) | 1971 | $27,839 | $18,452 | 2025-06 | |
| Pta Delaware Congress | 501(c)(3) | 1971 | $26,962 | $80,703 | 2025-06 | |
| Hungarian Academy | Arts, culture and humanities | 501(c)(3) | 2014 | $23,706 | $29,238 | 2025-12 |
| Friends of the German School Charitable Trust | Education | 501(c)(3) | 1969 | $20,170 | $50,477 | 2026-05 |
| First Star Institute Inc | Crime and legal-related | 501(c)(3) | 2016 | $17,924 | $16,642 | 2025-12 |
| DD Puri Foundation International | Education | 501(c)(3) | 2022 | $17,468 | $35,254 | 2025-12 |
| Childrens Rare Disease Organization Inc | Medical research | 501(c)(3) | 2021 | $16,012 | $290,744 | 2025-11 |
| Cory Heidaran Charitable Foundation | Medical research | 501(c)(3) | 2021 | $11,175 | $60,896 | 2025-12 |
| Bloom Education Fund | Education | 501(c)(3) | 2019 | $9,202 | $93,403 | 2024-12 |
| DMV Showcase Co | Education | 501(c)(3) | 2022 | $6,431 | $901 | 2023-12 |
| Umeed Foundation | Human services | 501(c)(3) | 2022 | $4,980 | $30,754 | 2024-12 |
| Sikh Kid 2 Kid Inc | Education | 501(c)(3) | 2016 | $3,355 | $12,180 | 2024-12 |
| Regency Estates Civic Association Inc | Community improvement and capacity building | 501(c)(3) | 2023 | $2,222 | $9,366 | 2025-12 |
| Seven Locks Civic Association Inc | Public and societal benefit | 501(c)(3) | 2004 | $300 | $941 | 2025-12 |
| 1966 Charitable Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2011 | $558,250 | 2025-12 | |
| 7TH Generation Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $37,156 | 2024-12 | |
| Ada Harris Maley Memorial Fund | 501(c)(3) | 1988 | $17,279 | 2025-12 | ||
| Adl Foundation | Religion-related | 501(c)(3) | 2017 | |||
| Advanceesg | Education | 501(c)(3) | 2023 | $2,265 | 2024-12 | |
| Africa Business and Entrepreneurship Research Soci | Community improvement and capacity building | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| African Diaspora United Incorporated | International, foreign affairs and national security | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Age Acuity Inc | Health care | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Ahns Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2011 | $2.9 million | 2025-12 | |
| Aistormer | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Allegri International Foundation Inc | Arts, culture and humanities | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Alpha Pi Chi National Sorority Inc | 501(c)(3) | 1993 | $0 | $0 | 2026-06 | |
| Altventures Media Inc | Community improvement and capacity building | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Amader Bangladesh Inc | Community improvement and capacity building | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Amar Kartar Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2004 | $311,516 | 2024-12 | |
| Amarican-Indus Corporation | Education | 501(c)(3) | 2012 | $2.8 million | 2024-12 | |
| American Association of University Women | Education | 501(c)(4) | 2020 | $0 | $0 | 2026-06 |
| American Body Mind and Soul Association Inc | Education | 501(c)(3) | 2019 | $32,991 | 2023-12 | |
| American Disadvantaged Community Development Inc | Community improvement and capacity building | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| American Educational Foundation Inc | International, foreign affairs and national security | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| American Friends of the Israel Exploration Society | 501(c)(3) | 1984 | $0 | $0 | 2026-06 | |
| American Peking Opera Academy | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| American Vaulting Association | 501(c)(3) | 1988 | $0 | $0 | 2025-12 | |
| Amy Lipsius Halpern Foundation for Journalism Excellence Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | |||
| An Family Foundation Inc | Medical research | 501(c)(3) | 2024 | $107,811 | 2025-12 | |
| Ananda Bhairavi | Arts, culture and humanities | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Andrew and Mary P Oneal Cares Project | Human services | 501(c)(3) | 2016 | $0 | $0 | 2023-12 |
| Ang Bisaya Inc | 501(c)(3) | 1983 | $0 | $0 | 2024-12 | |
| Angels International Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1996 | $70,458 | 2024-12 | |
| Animaterra Society Inc | Human services | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Apricity Solutions Inc | International, foreign affairs and national security | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Arches of Love | Health care | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Assist Goals Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Association of Spouses of African Ambassadors | Public and societal benefit | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Aumazo Inc | Education | 501(c)(3) | 2007 | $0 | $0 | 2022-12 |
| Azar Foundation for Children of the World 07072002 | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $110,670 | 2024-12 | |
| Bajaj Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $1.4 million | 2024-11 | |
| Bangladesh Empowered Inc | Youth development | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Barron Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $6.1 million | 2025-12 | |
| Basic Concepts Foundation Inc | Education | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Bayt Al-Fatwa USA Inc | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Beth Sholom Congregation and Talmud Torah | 501(c)(3) | 1959 | ||||
| Bexca North America Incorporated | Education | 501(c)(3) | 2026 | |||
| Beyond the Lanes Foundation Inc | Youth development | 501(c)(3) | 2026 | |||
| Big Red Bag Company | Health care | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Birthday Cakes 4 Free - Maryland Inc | Food, agriculture and nutrition | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Bloom Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2009 | $1.9 million | 2025-12 | |
| Blue Ripple Effect Inc | Environment | 501(c)(3) | 2024 | |||
| Blue and Yellow Hearts Foundation | International, foreign affairs and national security | 501(c)(3) | 2024 | $0 | $5,000 | 2025-12 |
| Bok Inc | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Bossak-Heilbron Charitable Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $818,600 | 2025-10 | |
| Boyarsky Maisel Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2023 | $1.5 million | 2024-12 | |
| Brain Health Education and Research Institute | Medical research | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Brave Beds Inc | Health care | 501(c)(3) | 2026 | |||
| Buchanan Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2001 | $4.3 million | 2024-12 | |
| Buildingaction | Environment | 501(c)(4) | 2021 | $0 | $0 | 2024-12 |
| Buried in Work Charitable | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| C B Laub Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2007 | $847,000 | 2025-10 | |
| Capital Animal Rescue & Environmental Foundation | Animal-related | 501(c)(3) | 2021 | $6,804 | 2025-12 | |
| Capital Area Guide Dog Users | Human services | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Capital Keys Performing Arts Foundation | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Center for Cultural Exchange | Arts, culture and humanities | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Center for Intimacy After Cancertherapy Inc | Diseases, disorders and medical disciplines | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Center for Negotiation Analysis Inc | International, foreign affairs and national security | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
| Cetadc | Education | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Chabad Potomac JDF Inc | Religion-related | 501(c)(3) | 2023 | |||
| Chabad Shul of Potomac | Religion-related | 501(c)(3) | 2005 | 2013-12 | ||
| Chabad-Lubavitch of Maryland Inc | Health care | 501(c)(3) | 2014 | |||
| Chabad-Lubavitch of Maryland Inc | Religion-related | 501(c)(3) | 2014 | |||
| Charitable Fundraising Council Inc | Education | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Charity Connect | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Charles L Gambier Trust | Arts, culture and humanities | 501(c)(3) | 1996 | $0 | $0 | 2025-12 |
| Chen Guangcheng Foundation | International, foreign affairs and national security | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Chesapeake Farmland Preservation Inc | Food, agriculture and nutrition | 501(c)(4) | 2012 | $0 | $0 | 2025-12 |
| Chinese American Society of Nanomedicine and Nanobiotechnology | Medical research | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Chinese American Society of Nuclear Medicine & Molecular Image Inc | Science and technology | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Chinese Opera Society of Greater Washington DC Inc | Arts, culture and humanities | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Choice Compass | Civil rights, social action and advocacy | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Chris Samuels Foundation Inc | Youth development | 501(c)(3) | 2008 | $317,126 | 2025-12 | |
| Chung Family Foundation LTD | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1995 | $172,904 | 2024-12 | |
| Civic Association of River Falls Inc | 501(c)(4) | 1990 | $0 | $0 | 2025-12 | |
| Claire and Jack Nath Charitable Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $1.7 million | 2025-12 | |
| Clean Planet Collective Inc | 501(c)(3) | 2023 | $0 | $0 | 2025-12 | |
| Coastal Education & Research Consortium | Diseases, disorders and medical disciplines | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Coexist Foundation America Inc | Religion-related | 501(c)(3) | 2012 | $0 | $0 | 2025-09 |
| College Knowledge Corporation | Education | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Compassion Bridge Corporation | Education | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Congregation Bnai Tzedek | Religion-related | 501(c)(3) | 1989 | |||
| Congressional Cup | Recreation and sports | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Connelly School of the Holy Child | 501(c)(3) | 1946 | ||||
| Contribucare Corp | Public and societal benefit | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Courage Collages Inc | Health care | 501(c)(3) | 2008 | |||
| Cox Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2013 | $26,635 | 2024-12 | |
| Curse Out Cancer Inc | Medical research | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| DMV Sport Karate League Inc | Recreation and sports | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Daniel A Nath Charitable Foundation Inc | Animal-related | 501(c)(3) | 2022 | $6,976 | 2025-12 | |
| Declass Foundation Inc | Education | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Design-Health Solutions | Human services | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Dmvoice Inc | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Donatedevices LTD | Human services | 501(c)(3) | 2021 | $0 | $0 | 2025-09 |
| Donohue Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1998 | $769,979 | 2025-06 | |
| Dr WD and N Meriwether | International, foreign affairs and national security | 501(c)(3) | 2010 | $0 | $0 | 2024-12 |
| Dragon Curve Tutoring Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2026-06 |
| E-Z Spindizzies Foundation | Arts, culture and humanities | 501(c)(3) | 2001 | $3.1 million | 2025-12 | |
| East Asia Research Institute | International, foreign affairs and national security | 501(c)(3) | 1992 | $0 | $0 | 2025-12 |
| Eat Pray Love Co | Education | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Ebf Us Inc | Medical research | 501(c)(3) | 2024 | |||
| Echo Vision Inc | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Eco Moco Inc | Environment | 501(c)(3) | 2024 | $0 | $0 | 2026-06 |
| Eco Viable | Environment | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| El Shaddai Ministries Metropolitan | Religion-related | 501(c)(3) | 2007 | |||
| Elansa Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2009 | $2.3 million | 2025-12 | |
| Eldream USA Inc | Human services | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Emancipation Impact Network Inc | Crime and legal-related | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Employees Association of the German School | Employment | 501(c)(5) | 2014 | $0 | $0 | 2025-12 |
| Erickson Fam Foundation Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2003 | $116,525 | 2025-06 | |
| Espritruth Films Inc | Arts, culture and humanities | 501(c)(3) | 1992 | $0 | $0 | 2025-06 |
| Everleaf Fund for Education | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | |||
| Eyeline Initiatives Inc | Arts, culture and humanities | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Fear To Confidence in Performing Ar TS | Youth development | 501(c)(3) | 2026 | |||
| First Flame Foundation Inc | Youth development | 501(c)(3) | 2026 | |||
| First Virginia Regiment of the Continental Line | 501(c)(3) | 1976 | $0 | $0 | 2025-12 | |
| Folake Global Health Outreach Found Ation | Health care | 501(c)(3) | 2026 | |||
| Forever Changed Animal Rescue Inc | Animal-related | 501(c)(3) | 2018 | $0 | $0 | 2024-12 |
| Foulger Family Foundation Inc | Education | 501(c)(3) | 2015 | $15.5 million | 2025-12 | |
| Foundation for Jewish Womens Arts and Letters Inc | Arts, culture and humanities | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Foxes Inc | Youth development | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Frank Islam & Debbie Driesman Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2007 | $3.8 million | 2024-12 | |
| Frank and Betty Wright Foundation Inc | 501(c)(3) | 1975 | $12.8 million | 2024-12 | ||
| Friends of Allison Inc | Health care | 501(c)(3) | 1990 | $0 | $0 | 2024-12 |
| Friends of Aspen Germany Inc | Social science | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Friends of Nich Charitable Foundation Inc | Diseases, disorders and medical disciplines | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Friends of the Historic Great Falls Tavern Inc | Arts, culture and humanities | 501(c)(3) | 2000 | $0 | $0 | 2024-12 |
| Generations in Tune | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Georgian-American Youth Association | Community improvement and capacity building | 501(c)(3) | 2023 | $0 | $1 | 2024-12 |
| German Lutheran Church | 501(c)(3) | 1988 | ||||
| Gholl Bedewi Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2021 | $66,381 | 2025-12 | |
| Gia Alumni and Associates Washington DC Chapter | Recreation and sports | 501(c)(7) | 2000 | $0 | $0 | 2025-12 |
| Girls for Girlz Empower | Health care | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Giveback Backpacks Incorporated | Education | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Glenstone Foundation | Arts, culture and humanities | 501(c)(3) | 2007 | $2.99 billion | 2024-12 | |
| Glew Foundation Inc | Human services | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Global Dream Charitable Foundation Inc | Health care | 501(c)(3) | 2015 | $0 | $9,934 | 2024-12 |
| Goli and Kamyar Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2003 | $1 | 2024-12 | |
| Gordon V & Helen C Smith Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1986 | $3.5 million | 2025-12 | |
| Government Wireless Technology and Communications Association | Community improvement and capacity building | 501(c)(6) | 2021 | $0 | $0 | 2025-12 |
| Grateful Tiger Incorporated | Public and societal benefit | 501(c)(3) | 2024 | |||
| Gray & Angels Safe Haven Inc | Housing and shelter | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Great Falls Foundation Inc | Recreation and sports | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Greater Baltimore Chapter Club Managers Association of America | 501(c)(10) | 1992 | $0 | $0 | 2025-10 | |
| Greater Washington Islamic Center | Religion-related | 501(c)(3) | 2018 | |||
| H & L Foundation | Education | 501(c)(3) | 2024 | $99,747 | 2025-12 | |
| Haider Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2005 | $30,028 | 2025-12 | |
| Haitibrigade Inc | International, foreign affairs and national security | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Hamzaban Cultural Foundation | Arts, culture and humanities | 501(c)(3) | 2004 | $1 | 2025-12 | |
| Hands of Love Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Hearing Hearts Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | |||
| Hellenic Performing Arts Foundation Inc | 501(c)(3) | 2017 | $0 | $0 | 2025-12 | |
| Henry Charitable Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | |||
| Hi Family | Religion-related | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| High Schoolers for Front Liners Inc | Youth development | 501(c)(3) | 2021 | $565 | 2024-12 | |
| Home for Fido | Animal-related | 501(c)(3) | 2018 | $0 | $0 | 2023-12 |
| Hook & Ladder Foundation Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Hope Horizon Foundation Inc | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Huang Yushan Memorial Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $11,197 | 2023-12 | |
| Huchen Foundation Corporation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $438,753 | 2024-12 | |
| Human Exposome Foundation | Science and technology | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Human Rights Connected | International, foreign affairs and national security | 501(c)(3) | 2011 | $0 | $0 | 2024-12 |
| Human Rights for Peace and Stability Corporation | Education | 501(c)(3) | 2024 | |||
| Ibn Sina Health Foundation of North America | Health care | 501(c)(3) | 2001 | $11,602 | 2024-12 | |
| Inclusimind Initiative | Diseases, disorders and medical disciplines | 501(c)(3) | 2023 | $0 | $0 | 2025-10 |
| India Community Center Inc | Recreation and sports | 501(c)(3) | 2014 | $0 | $63,687 | 2024-12 |
| India Heritage Foundation of Washington D C Inc | Arts, culture and humanities | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| Indonesian American Women Moving Fo Rward Corporation | Human services | 501(c)(3) | 2026 | |||
| Inner Search Foundation Inc | Human services | 501(c)(3) | 1986 | $0 | $0 | 2025-12 |
| Innovation Towards the Future | Youth development | 501(c)(3) | 2020 | $0 | $0 | 2026-07 |
| Institute for Advanced Strategic and Political Studies Inc | International, foreign affairs and national security | 501(c)(3) | 1986 | |||
| Institute for International Development Studies Inc | International, foreign affairs and national security | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| International Academy of Business I NC | Science and technology | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| International Association for Womens Mental Health Inc | Mental health and crisis intervention | 501(c)(3) | 2002 | $0 | $0 | 2024-12 |
| International Association of Chinese Infrastructure Professiona | Science and technology | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| International Awareness Group Inc | International, foreign affairs and national security | 501(c)(3) | 2007 | $158,359 | 2025-12 | |
| International Bordetella Society | 501(c)(3) | 2021 | $22,464 | 2024-12 | ||
| International Journal of Islamic Ar Chitecture Corp | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| International Pammachon Federation | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| International Society for Krishna Consciousness-Iskcon-Of Washington | 501(c)(3) | 1974 | 2024-12 | |||
| Ipul Washington DC Inc | Religion-related | 501(c)(3) | 2025 | |||
| Iqra Educational and Health Assistants Organization Inc | International, foreign affairs and national security | 501(c)(3) | 2002 | $17,020 | 2025-12 | |
| Irish Network of DC | Arts, culture and humanities | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Iskcon Deity Worship Ministry | Religion-related | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Jacy Foundation Corporation | Science and technology | 501(c)(3) | 2023 | $47,806 | 2026-04 | |
| Jannatul Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | |||
| Jeannette Ordman Fund for Dance Inisrael | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Jewish Studio Inc | Religion-related | 501(c)(3) | 2016 | |||
| Joe and Missy Walsh Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $1.4 million | 2025-12 | |
| Joshua Academy Charity Inc | Public and societal benefit | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Journey To Your Promised Land Inc | Education | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Junior Journalists Corporation | Arts, culture and humanities | 501(c)(3) | 2025 | $1 | 2025-12 | |
| Ken and Ginny Grunley Charitable Fo Undation Inc | Human services | 501(c)(3) | 2026 | |||
| Keytofive | Education | 501(c)(3) | 2026 | |||
| Kidball Foundation Inc | Youth development | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Kindh | Human services | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Kingdom Life Church International Inc | Religion-related | 501(c)(3) | 2023 | |||
| Kingdom S Corporation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2008 | $0 | $0 | 2025-07 |
| Kits Beyond Sound | Human services | 501(c)(3) | 2026 | |||
| Koolwal Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $97,747 | 2025-12 | |
| Kuentai-Usa | Public and societal benefit | 501(c)(3) | 2015 | $0 | $0 | 2026-03 |
| La Leche League International Inc | International, foreign affairs and national security | 501(c)(3) | 1979 | $0 | $0 | 2026-03 |
| La Leche League International Inc | 501(c)(3) | 1979 | $0 | $0 | 2026-03 | |
| La Leche League International Inc | 501(c)(3) | 1979 | $0 | $0 | 2026-03 | |
| La Leche League International Inc | 501(c)(3) | 1979 | $0 | $0 | 2026-03 | |
| La Leche League International Inc | 501(c)(3) | 1979 | $0 | $0 | 2026-03 | |
| La Leche League International Inc | 501(c)(3) | 1979 | $0 | $0 | 2026-03 | |
| La Leche League International Inc | 501(c)(3) | 1979 | $0 | $0 | 2026-03 | |
| La Leche League International Inc | 501(c)(3) | 1979 | $0 | $0 | 2026-03 | |
| Lakan Incorporation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2006 | $822,743 | 2024-12 | |
| Launch Project | Education | 501(c)(3) | 2023 | $0 | $0 | 2024-01 |
| Lax Foundation Inc | Human services | 501(c)(3) | 2024 | $668 | 2025-12 | |
| Leafglen Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2018 | $7.3 million | 2025-12 | |
| Leaflearn Environmental Education I Nstitute Corporation | Environment | 501(c)(3) | 2026 | |||
| Lend A Hand Inc | Public and societal benefit | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Lessons Direct Inc | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Lester Poretsky Family Foundation Inc | 501(c)(3) | 1988 | $537,533 | 2024-12 | ||
| Levitt Foundation | 501(c)(3) | 1950 | $7.2 million | 2024-12 | ||
| Library On Wheels Corporation | Education | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Life Church SBC | 501(c)(3) | 1963 | ||||
| Life Energy Foundation Inc | Health care | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Lift Every Step Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | |||
| Little Farms Garden Club of Potomac | Education | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Little Sisters of Holy Family Inc | 501(c)(3) | 1946 | ||||
| Louis Messer and Helen Messer Charitable Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $1.2 million | 2023-12 | |
| Louis and Helen Fanaroff Charitable Foundation LTD | 501(c)(3) | 1983 | $2.1 million | 2025-06 | ||
| Love Inspires Friendship and Triumph Corporation | Health care | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Luther I Replogle Foundation | 501(c)(3) | 1966 | $13.6 million | 2025-12 | ||
| Lutheran Church of the Cross | 501(c)(3) | 1941 | 2011-12 | |||
| MP in Action Inc | Human services | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Madakids Inc | International, foreign affairs and national security | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Magic Pawns Youth Club Inc | Youth development | 501(c)(3) | 2026 | |||
| Mandeep and Sarabjit K Singh Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $795,705 | 2024-12 | |
| Maryland Association of Anesthesiologist Assistants Inc | Health care | 501(c)(6) | 2025 | $0 | $0 | 2025-12 |
| Maryland Coalition of Small Assisted Living Corporation | Community improvement and capacity building | 501(c)(3) | 2025 | |||
| Maryland Council of Equestrian Therapies Inc | Recreation and sports | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Mastery of the Mind Inc | Education | 501(c)(3) | 2024 | $46,096 | 2025-12 | |
| Medcare Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2003 | $340,555 | 2025-12 | |
| Meenakshi Inc | Religion-related | 501(c)(3) | 2018 | $75,014 | 2024-12 | |
| Meiyutang Institute | International, foreign affairs and national security | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Melodeebee Music Corporation | Arts, culture and humanities | 501(c)(3) | 2020 | $0 | $0 | 2025-06 |
| Mercy in Action International Inc | Human services | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Michele Snyder Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2001 | $399 | 2025-12 | |
| Mid Atlantic Field Spaniel Club Inc | Recreation and sports | 501(c)(7) | 2011 | $0 | $0 | 2025-12 |
| Mid Atlantic Select Outh Associati | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2026-08 |
| Miff Cultural Exchange | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Mikes Place Inc | Mental health and crisis intervention | 501(c)(3) | 2016 | $49,645 | 2025-12 | |
| Mikki and Norman Freidkin Foundation | 501(c)(3) | 1988 | $1.5 million | 2025-12 | ||
| Millennial Global Youth | Arts, culture and humanities | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Milton A & Gloria G Barlow Family Foundation Inc | 501(c)(3) | 1986 | $1.6 million | 2025-12 | ||
| Mission Hope USA Inc | International, foreign affairs and national security | 501(c)(3) | 2010 | $267,923 | 2024-12 | |
| Mitchell P Rales Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1995 | $470,561 | 2025-12 | |
| Moms Club | Human services | 501(c)(3) | 2001 | $0 | $0 | 2026-06 |
| Montgomery County Brass Co | Arts, culture and humanities | 501(c)(3) | 2026 | $0 | $0 | 2025-06 |
| Montgomery County Diving League | Recreation and sports | 501(c)(7) | 2008 | $0 | $0 | 2024-12 |
| Montgomery Square Citizens Association | 501(c)(4) | 1978 | $0 | $0 | 2025-05 | |
| Morris and Ann Ashendorf Foundation Inc | 501(c)(3) | 1985 | $1.7 million | 2024-12 | ||
| Music and Love Inc | Public and societal benefit | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Musicaid Inc | Arts, culture and humanities | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Muskaan India Inc | International, foreign affairs and national security | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Mustard Seed Chinese Baptist Church | 501(c)(3) | 1963 | ||||
| Narrow Gateway Inc | Religion-related | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| National Association of Miniature Enthusiasts | 501(c)(3) | 1979 | $0 | $0 | 2026-05 | |
| National Capital Area Chapter of the Alumni Association of Hunter | Religion-related | 501(c)(3) | 1995 | $0 | $0 | 2020-12 |
| National Capitol Chapter Musical Box Society International | 501(c)(3) | 1979 | $0 | $0 | 2024-12 | |
| National Center for Rejuvenation Research | Science and technology | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| National Council of Young Israel | 501(c)(3) | 1952 | ||||
| National Society of the Daughters of the American Revolution | 501(c)(3) | 1969 | $0 | $0 | 2025-12 | |
| National Society of the Daughters of the American Revolution | 501(c)(3) | 1949 | $0 | $0 | 2026-02 | |
| National Substance Abuse Initiative Corp | Medical research | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Naval Submarine League | 501(c)(3) | 1985 | ||||
| New Partners Inc | Human services | 501(c)(3) | 1995 | |||
| New York Opera Society Inc | Arts, culture and humanities | 501(c)(3) | 2010 | $0 | $0 | 2026-06 |
| Next Education | Education | 501(c)(3) | 2026 | |||
| Nich Nou An Inc | Diseases, disorders and medical disciplines | 501(c)(3) | 2018 | $0 | $0 | 2026-01 |
| Nij Bhasha Sanstha | Education | 501(c)(3) | 2022 | $0 | $37,568 | 2025-12 |
| Nikhar Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Nimitta Matram Inc | Religion-related | 501(c)(3) | 2024 | |||
| No Paws Left Behind Corp | Animal-related | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Noor Academy Inc | Health care | 501(c)(3) | 2016 | $2,383 | 2024-12 | |
| North American Office University of Edinburgh Inc | Education | 501(c)(3) | 2015 | $0 | $0 | 2025-07 |
| Northern Virginia Knights of the Round Table | 501(c)(4) | 2013 | $0 | $0 | 2025-12 | |
| Nuvoices Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| One Light Institute Inc | Public and societal benefit | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| One World One Family Act Inc | Education | 501(c)(3) | 2026 | $0 | $0 | 2025-11 |
| Onepuente Foundation Inc | Education | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Only Love Matters Inc | Animal-related | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Onnuri Korean Baptist Church | 501(c)(3) | 1963 | ||||
| Our Lady of Mercy Church & School | 501(c)(3) | 1946 | ||||
| Overseas New Immigrant Non-Fiction Literature Research Association | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Owen M Johnson Family Foundation | 501(c)(3) | 1988 | $306,547 | 2025-06 | ||
| Pal Ping Foundation Inc | Education | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Pass With Purpose Inc | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Patrick Byrne Foundation Inc | Youth development | 501(c)(3) | 2014 | $141,330 | 2024-12 | |
| Patrick Michael McMurphy Memorial Foundation | Education | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Pencils With Purpose | Education | 501(c)(3) | 2026 | |||
| Pentecost Renewal Ministries Pentecost Chapel Incorporated | Religion-related | 501(c)(3) | 2014 | |||
| Pes Education Foundation Inc | Education | 501(c)(3) | 2022 | $0 | $0 | 2025-06 |
| Pi Kappa Alpha Fraternity | 501(c)(7) | 1941 | $0 | $0 | 2024-06 | |
| Pioneer Fund Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1938 | $304,194 | 2024-12 | |
| Potomac Area Neighbors Club | 501(c)(7) | 1997 | $0 | $0 | 2025-05 | |
| Potomac Bridle & Hiking Trails Association Inc | Mutual and membership benefit | 501(c)(3) | 1998 | $0 | $0 | 2025-12 |
| Potomac Community Village Inc | Community improvement and capacity building | 501(c)(3) | 2014 | $0 | $0 | 2026-06 |
| Potomac Falls Nature Conservation and Educational Association Inc | 501(c)(3) | 1982 | $0 | $0 | 2026-03 | |
| Potomac Rotary Charities Incorporated | Community improvement and capacity building | 501(c)(3) | 1991 | $0 | $0 | 2025-06 |
| Potomac Village Garden Club | Environment | 501(c)(3) | 2023 | $36,312 | 2025-06 | |
| Potowmack Preserve Inc | 501(c)(4) | 1973 | $0 | $0 | 2025-12 | |
| Power Revival International Prayer Ministries | Youth development | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Professional Remodeling Organization Inc | Community improvement and capacity building | 501(c)(6) | 2022 | $0 | $0 | 2025-12 |
| Project Green Sweep | Environment | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Prose for Patients | Arts, culture and humanities | 501(c)(3) | 2025 | |||
| Pta Delaware Congress | 501(c)(3) | 1971 | $0 | $0 | 2024-12 | |
| Pta Delaware Congress | 501(c)(3) | 1971 | $0 | $0 | 2025-06 | |
| Pta Delaware Congress | 501(c)(3) | 1971 | $0 | $0 | 2025-06 | |
| Pta Delware Congress | 501(c)(3) | 1971 | $0 | $0 | 2025-06 | |
| Pure Performance Foundation | Recreation and sports | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Qi & Feng Foundation | Community improvement and capacity building | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Quranai Corporation | Religion-related | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Race and Health Foundation | Health care | 501(c)(3) | 2023 | $2 | 2025-12 | |
| Radio Kerigma Inc | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Reconciliation Education Project Inc | Education | 501(c)(3) | 2014 | $53,834 | 2025-12 | |
| Red Om | Public safety, disaster preparedness and relief | 501(c)(3) | 2012 | |||
| Rhythm of the World Foundation Inc | International, foreign affairs and national security | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Rise On Ice Corporation | Education | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Rise Together Alliance Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Robert Bensen Meyer Jr Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1998 | $1.4 million | 2024-12 | |
| Robert H Smith School of Business Foundation Inc | Education | 501(c)(3) | 1975 | $13.5 million | 2025-06 | |
| Robert and Christina Silberman Charitable Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2010 | $3.6 million | 2025-12 | |
| Rock Run Family Foundation Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Rockville Recreation and Parks Foundation Inc | Recreation and sports | 501(c)(3) | 2008 | $0 | $0 | 2025-06 |
| Ron and Chitra Gupta Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2008 | $1.1 million | 2025-12 | |
| Ronald and Joy Paul Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $11.4 million | 2025-12 | |
| Ruth the Musical Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| S F Foundation Inc | 501(c)(3) | 1959 | $815 | 2025-01 | ||
| SKP Education Foundation Inc | International, foreign affairs and national security | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
| Sacha Sauda Foundation Inc | Food, agriculture and nutrition | 501(c)(3) | 2021 | $9.3 million | 2025-12 | |
| Safe Healthy Playing Fields Inc | Public and societal benefit | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Saint Andrew Romanian Orthodox Church | Religion-related | 501(c)(3) | 2009 | |||
| Saint James Episcopal Church | 501(c)(3) | 1940 | ||||
| Santiniketan Ashram Sammilani International Inc | Education | 501(c)(3) | 2009 | $0 | $0 | 2025-06 |
| Schwartzberg Fam Foundation Trust | 501(c)(3) | 2005 | $364,852 | 2025-12 | ||
| Science Is Elemental Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Scotland African Methodist Episcopal Zion Church | Religion-related | 501(c)(3) | 2021 | $0 | $0 | 2026-03 |
| Select Taiwan-Select USA Inc | International, foreign affairs and national security | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Seven Locks Baptist Church | 501(c)(3) | 1963 | ||||
| Shahid Javed and Jahanara Burki Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2004 | $248,245 | 2024-12 | |
| Shared Success Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $58,814 | 2025-12 | |
| Shatter Academy Inc | Employment | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Shrensky Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2001 | $2.7 million | 2025-12 | |
| Sidgmore Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $7.3 million | 2025-12 | |
| Society for Sonic Horizon Limited | Arts, culture and humanities | 501(c)(3) | 2024 | |||
| Soda Fund Inc | Human services | 501(c)(3) | 2018 | $0 | $0 | 2023-12 |
| Soundsphere Jazz and Justice Coalition | Arts, culture and humanities | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| South Asian Public Health Association Incorporated | Medical research | 501(c)(3) | 2003 | $39,958 | 2024-12 | |
| Sparks Book Club Inc | Education | 501(c)(3) | 2026 | |||
| Spiritual Assembly of the Bahais of Montgomery Co SW | 501(c)(3) | 1995 | ||||
| Squashempower Inc | Youth development | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| St Francis Episcopal Church | 501(c)(3) | 1940 | 2013-12 | |||
| St Luke Serbian Orthodox Church | 501(c)(3) | 1956 | ||||
| Stand With Tobytown Inc | Community improvement and capacity building | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Stemanate Corporation | Education | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Stemchefs | Science and technology | 501(c)(3) | 2025 | |||
| Supernovas Cheerleading Booster Club Inc | Human services | 501(c)(3) | 2024 | $0 | $0 | 2025-06 |
| Taiwanese Hakka Culture Foundation of America | 501(c)(3) | 1990 | $0 | $0 | 2025-12 | |
| Targeting Resistance in Cancer Cooperative | Medical research | 501(c)(3) | 2022 | $105,000 | 2024-12 | |
| Tec Share Inc | Education | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Technology Helping People Inc | Medical research | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Ted Rullo Foundation | Education | 501(c)(3) | 2013 | $0 | $0 | 2023-12 |
| Ten Talents Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2004 | $3.3 million | 2025-12 | |
| The Capital Section of the Association for Diagnostics & Laboratory Medicine | 501(c)(3) | 1982 | $0 | $0 | 2025-12 | |
| The Church of St Matthias American Episcopal | Religion-related | 501(c)(3) | 1996 | |||
| The Divine Avataric Holy Institution of Global Adidam | Religion-related | 501(c)(3) | 1998 | |||
| The Dorney-Koppel Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $16.8 million | 2025-12 | |
| The Greg and Camille Baroni Foundation Inc | Human services | 501(c)(3) | 2001 | $9 million | 2025-12 | |
| The Jawhari Diwan Corporation | Religion-related | 501(c)(3) | 2026 | |||
| The Meil Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2003 | $412,465 | 2025-12 | |
| The Strategy Foundation Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2026-06 |
| The@william J Shaw Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2001 | $2.2 million | 2025-12 |
By cause in Potomac, MD
- Education 77
- Philanthropy, voluntarism and grantmaking foundations 67
- Arts, culture and humanities 46
- Religion-related 35
- Human services 35
- International, foreign affairs and national security 28
- Recreation and sports 24
- Community improvement and capacity building 22
- Health care 21
- Youth development 16
- Medical research 14
- Public and societal benefit 13
- Animal-related 10
- Environment 8
- Science and technology 8
- Diseases, disorders and medical disciplines 5
- Food, agriculture and nutrition 5
- Housing and shelter 5
- Mental health and crisis intervention 3
Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.