Data / Nonprofits / District of Columbia / Philanthropy, voluntarism and grantmaking foundations
Philanthropy, voluntarism and grantmaking foundations nonprofits in District of Columbia: 526 registered with the IRS
526 philanthropy, voluntarism and grantmaking foundations nonprofits are registered with the IRS in District of Columbia, 519 of them 501(c)(3) charities; the 160 that report revenue took in $2.50 billion. The most are in Washington (522), Washington DC (1), Washingron (1). The largest by revenue: Paypal Charitable Giving Fund ($813.4 million), Pew Charitable Trusts ($468 million), Assets Under Movement ($396.9 million).
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The 500 largest by revenue
| Organization | City | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Paypal Charitable Giving Fund | Washington | 501(c)(3) | 2011 | $813.4 million | $106.3 million | 2024-12 |
| Pew Charitable Trusts | Washington | 501(c)(3) | 2003 | $468 million | $1.46 billion | 2025-06 |
| Assets Under Movement | Washington | 501(c)(3) | 2017 | $396.9 million | $361.1 million | 2024-12 |
| Hopewell Fund | Washington | 501(c)(3) | 2015 | $208 million | $172.9 million | 2024-12 |
| Greater Washington Community Foundation | Washington | 501(c)(3) | 1974 | $123.2 million | $518.3 million | 2025-03 |
| Msi Us | Washington | 501(c)(3) | 1999 | $55.1 million | $3.6 million | 2025-12 |
| Capital for Good USA | Washington | 501(c)(3) | 2010 | $31.5 million | $55.9 million | 2025-06 |
| Black Economic Alliance Foundation | Washington | 501(c)(3) | 2019 | $22.9 million | $28.9 million | 2024-12 |
| Better Medicare Alliance Inc | Washington | 501(c)(4) | 2016 | $17.2 million | $5.6 million | 2024-12 |
| National Council of Nonprofits | Washington | 501(c)(3) | 1990 | $16.9 million | $13.9 million | 2025-12 |
| Clean Power Institute | Washington | 501(c)(3) | 2022 | $15.5 million | $14.2 million | 2025-12 |
| Future Now Institute | Washington | 501(c)(3) | 2022 | $15.3 million | $19.7 million | 2025-09 |
| Modern Classrooms Project Inc | Washington | 501(c)(3) | 2018 | $13.8 million | $11.3 million | 2025-12 |
| Horizon Institute for Public Service | Washington | 501(c)(3) | 2022 | $13.1 million | $20 million | 2024-12 |
| Helvetas USA | Washington | 501(c)(3) | 2015 | $12.9 million | $1.2 million | 2025-12 |
| Council On Foundations Inc | Washington | 501(c)(3) | 1957 | $12.9 million | $38.2 million | 2024-12 |
| The Philanthropy Roundtable Inc | Washington | 501(c)(3) | 1978 | $12.5 million | $22.5 million | 2024-12 |
| Reset Tech Action | Washington | 501(c)(4) | 2023 | $11.7 million | $3.1 million | 2024-12 |
| Independence Initiative Inc | Washington | 501(c)(3) | 2024 | $11.6 million | $11.1 million | 2024-12 |
| SD Foundation | Washington | 501(c)(3) | 2022 | $11.1 million | $4.7 million | 2024-12 |
| Independent Sector | Washington | 501(c)(3) | 1977 | $11.1 million | $22.2 million | 2025-12 |
| Sentinel Bio Inc | Washington | 501(c)(3) | 2024 | $10.6 million | $9.1 million | 2024-12 |
| International Initiative for Impact Evaluation Inc | Washington | 501(c)(3) | 2008 | $10.3 million | $25.9 million | 2025-12 |
| Grantmakers for Effective Organizations | Washington | 501(c)(3) | 2002 | $10 million | $13 million | 2024-12 |
| National Center for Family Philanthropy Inc | Washington | 501(c)(3) | 1998 | $8.5 million | $10.8 million | 2025-12 |
| Grantmakers in Health | Washington | 501(c)(3) | 1984 | $6.7 million | $16.4 million | 2025-12 |
| Farm Journal Agricultural Foundation | Washington | 501(c)(3) | 2011 | $6.5 million | $4.6 million | 2024-12 |
| National Adult Protective Services Association | Washington | 501(c)(3) | 2002 | $5.9 million | $5.5 million | 2025-12 |
| Sustain Our Future Foundation Inc | Washington | 501(c)(3) | 2023 | $5.6 million | $3.3 million | 2024-12 |
| Telescope Fund | Washington | 501(c)(3) | 2023 | $5.5 million | $28.2 million | 2024-12 |
| Peak Grantmaking Inc | Washington | 501(c)(3) | 2006 | $5.3 million | $2.8 million | 2024-12 |
| Generations United Inc | Washington | 501(c)(3) | 1997 | $4.7 million | $2.9 million | 2025-12 |
| International Planned Parenthood Federation - Worldwide Inc | Washington | 501(c)(3) | 2007 | $4.5 million | $4.8 million | 2025-12 |
| Fauna & Flora International USA Inc | Washington | 501(c)(3) | 2017 | $4.4 million | $2.9 million | 2025-12 |
| Mba Opens Doors Foundation | Washington | 501(c)(3) | 2012 | $4.3 million | $8.8 million | 2025-09 |
| Washington Lawyers Committee for Civil Rights & Urban Affairs | Washington | 501(c)(3) | 1992 | $4.1 million | $4.4 million | 2024-12 |
| The Forum for Youth Investment | Washington | 501(c)(3) | 2001 | $3.6 million | $2.8 million | 2025-06 |
| Monumental Sports & Entertainment Foundation | Washington | 501(c)(3) | 2000 | $3.5 million | $1.9 million | 2025-06 |
| Foundations and Donors Interest in Catholic Activities | Washington | 501(c)(3) | 1976 | $3.5 million | $10.9 million | 2024-12 |
| Association of Small Foundations | Washington | 501(c)(3) | 1996 | $3.3 million | $3.7 million | 2025-12 |
| Association of State Service Commissions | Washington | 501(c)(3) | 2000 | $3.2 million | $538,842 | 2025-12 |
| Malaria No More Fund | Washington | 501(c)(3) | 2006 | $3.2 million | $9.6 million | 2024-12 |
| Humanities Council of Washington DC Inc | Washington | 501(c)(3) | 1980 | $3.1 million | $1.3 million | 2025-10 |
| Lulac Institute Inc | Washington | 501(c)(3) | 1998 | $2.8 million | $2.7 million | 2024-12 |
| Us Mexico Foundation | Washington | 501(c)(3) | 2001 | $2.8 million | $1 million | 2024-12 |
| National Association of State Budget Officers | Washington | 501(c)(3) | 1994 | $2.7 million | $4.7 million | 2025-06 |
| United Philanthropy Forum | Washington | 501(c)(3) | 2015 | $2.6 million | $2 million | 2024-12 |
| Osa Foundation Inc | Washington | 501(c)(3) | 2002 | $2.6 million | $44.2 million | 2025-12 |
| Unidos Investment Fund Inc | Washington | 501(c)(3) | 2001 | $2.4 million | $48.2 million | 2025-09 |
| The Trinity Forum Inc | Washington | 501(c)(3) | 1992 | $2.4 million | $2.3 million | 2025-12 |
| Association for Enterprise Opportunity Inc | Washington | 501(c)(3) | 1997 | $2.4 million | $2.9 million | 2024-12 |
| Association of Fundraising Professionals | Washington | 501(c)(3) | 1987 | $2.4 million | $1.2 million | 2024-12 |
| International Lifeline Fund | Washington | 501(c)(3) | 2003 | $2.1 million | $632,531 | 2025-06 |
| Good Projects | Washington | 501(c)(3) | 2016 | $2 million | $896,098 | 2024-12 |
| Center for Energy Workforcedevelopment | Washington | 501(c)(3) | 2007 | $1.9 million | $2.7 million | 2024-12 |
| Progressive Multiplier Fund | Washington | 501(c)(3) | 2019 | $1.9 million | $1.7 million | 2025-06 |
| American Association for Justice Robert L Habush Endowment | Washington | 501(c)(3) | 1996 | $1.9 million | $26.4 million | 2025-07 |
| Gdi-Solutions Inc | Washington | 501(c)(3) | 2023 | $1.8 million | $7.9 million | 2024-12 |
| Justin Thomas Foundation Inc | Washington | 501(c)(3) | 2020 | $1.8 million | $5.6 million | 2024-12 |
| Unity Eor Properties Inc | Washington | 501(c)(3) | 2021 | $1.7 million | $24.5 million | 2024-12 |
| Washington Regional Association of Grantmakers | Washington | 501(c)(3) | 1992 | $1.7 million | $1.6 million | 2024-12 |
| Philanthropy for Active Civic Engagement | Washington | 501(c)(3) | 2000 | $1.5 million | $1.1 million | 2024-12 |
| National Alliance of Faith and Justice | Washington | 501(c)(3) | 2007 | $1.4 million | $207,718 | 2024-12 |
| Taste of the South Committee | Washington | 501(c)(3) | 1990 | $1.4 million | $313,129 | 2025-12 |
| Thomas Alva Edison Foundation | Washington | 501(c)(3) | 2016 | $1.3 million | $3.2 million | 2024-12 |
| FDP Foundation | Washington | 501(c)(3) | 2010 | $1.2 million | $4.1 million | 2024-12 |
| Score Foundation | Washington | 501(c)(3) | 1996 | $1.2 million | $1.4 million | 2025-09 |
| Unite and Renew Fund Inc | Washington | 501(c)(4) | 2022 | $1.1 million | $168,097 | 2024-12 |
| Spur Local Inc | Washington | 501(c)(3) | 2006 | $1.1 million | $634,148 | 2025-06 |
| Batonga Foundation | Washington | 501(c)(3) | 2007 | $1.1 million | $770,904 | 2025-12 |
| Appleseed Foundation Inc | Washington | 501(c)(3) | 2021 | $1.1 million | $2 million | 2025-06 |
| Equipment Leasing and Finance Foundation | Washington | 501(c)(3) | 1990 | $1 million | $1.3 million | 2024-12 |
| Marijuana Policy Project Foundation | Washington | 501(c)(3) | 1997 | $987,270 | $1.3 million | 2024-12 |
| Esas Foundation | Washington | 501(c)(3) | 2000 | $975,852 | $1.4 million | 2025-03 |
| Omega Life Membership Foundation Inc | Washington | 501(c)(3) | 1989 | $936,749 | $11.9 million | 2025-03 |
| Family Faith and Freedom Foundation | Washington | 501(c)(3) | 1998 | $933,266 | $18.8 million | 2025-06 |
| Friends of Anacostia Park | Washington | 501(c)(3) | 2021 | $931,662 | $95,665 | 2024-12 |
| Ufcw Charity Foundation | Washington | 501(c)(3) | 1999 | $910,940 | $6 million | 2024-12 |
| Tax Council Policy Institute | Washington | 501(c)(3) | 1998 | $886,533 | $1.4 million | 2024-12 |
| Tudor Place Foundation Inc 2 | Washington | 501(c)(3) | 1997 | $823,243 | $7.3 million | 2025-12 |
| Just Futures Impact Inc | Washington | 501(c)(3) | 2023 | $793,643 | $5.4 million | 2024-12 |
| Opportunities Industrialization | Washington | 501(c)(3) | 2000 | $777,486 | $37,299 | 2023-12 |
| Capitol Hill Community Foundation | Washington | 501(c)(3) | 1988 | $739,867 | $2.5 million | 2024-12 |
| Credit Union Miracle Day Committee Inc | Washington | 501(c)(3) | 2003 | $726,699 | $378,073 | 2025-06 |
| Mbi Research Institute | Washington | 501(c)(3) | 2014 | $703,904 | $597,618 | 2024-12 |
| Turning the Page | Washington | 501(c)(3) | 1998 | $665,584 | $852,710 | 2025-06 |
| Finn Church Aid USA Inc | Washington | 501(c)(3) | 2015 | $657,110 | $171,426 | 2025-12 |
| St Johns Community Services Foundation Inc | Washington | 501(c)(3) | 1999 | $653,041 | $12 million | 2025-09 |
| Feedback Labs Inc | Washington | 501(c)(3) | 2017 | $652,876 | $2.1 million | 2024-12 |
| Ladies of Liberty Alliance | Washington | 501(c)(3) | 2012 | $649,812 | $101,485 | 2024-12 |
| World Bank Community Connections Fund | Washington | 501(c)(3) | 2003 | $617,360 | $536,359 | 2026-06 |
| Federal Communications Bar Association Foundation | Washington | 501(c)(3) | 1991 | $613,981 | $1.1 million | 2025-06 |
| Serve Your City | Washington | 501(c)(3) | 2013 | $575,764 | $747,494 | 2025-12 |
| Invested Faith Inc | Washington | 501(c)(3) | 2023 | $542,935 | $340,256 | 2025-12 |
| Goods for Good | Washington | 501(c)(3) | 2022 | $541,315 | $420,035 | 2025-12 |
| Tudor Place Foundation Inc Trust 1 P-02965-00-5 | Washington | 501(c)(3) | 1991 | $539,853 | $4.7 million | 2025-12 |
| Uptown Community Initiative | Washington | 501(c)(3) | 2019 | $538,928 | $338,762 | 2025-09 |
| Roots of Empathy USA | Washington | 501(c)(3) | 2012 | $535,400 | $596,195 | 2025-08 |
| Phi Community Foundation | Washington | 501(c)(3) | 1995 | $523,869 | $180,282 | 2025-12 |
| Attachments Energy Rating Council Inc | Washington | 501(c)(3) | 2025 | $479,849 | $29,628 | 2024-12 |
| Sustained Dialogue Institute | Washington | 501(c)(3) | 2017 | $472,649 | $634,865 | 2024-12 |
| Community Foundations National Standards Board | Washington | 501(c)(3) | 2011 | $427,068 | $1 million | 2024-12 |
| Birdseed Inc | Washington | 501(c)(3) | 2021 | $425,418 | $410,481 | 2025-12 |
| World Federalist Association Endowment Fund Trust | Washington | 501(c)(3) | 2006 | $419,376 | $3 million | 2025-09 |
| HTTP | Washington | 501(c)(3) | 2024 | $394,172 | $392,946 | 2024-12 |
| Washington Winter Show Inc | Washington | 501(c)(3) | 2010 | $384,892 | $177,816 | 2025-06 |
| Lido Civic Club Charities Inc | Washington | 501(c)(3) | 2005 | $380,996 | $1.5 million | 2024-12 |
| Nalc Disaster Relief Foundation | Washington | 501(c)(3) | 2019 | $347,720 | $359,995 | 2025-03 |
| Earthshare Chapters Inc | Washington | 501(c)(3) | 2011 | $344,827 | $1.8 million | 2025-06 |
| Institute for Middle East Options Inc | Washington | 501(c)(3) | 2016 | $322,032 | $7,572 | 2024-12 |
| American Institute of Architects College of Fellows Fund Inc | Washington | 501(c)(3) | 2003 | $317,473 | $4.1 million | 2025-12 |
| Friends of the Truman Foundation | Washington | 501(c)(3) | 2017 | $301,031 | $2.4 million | 2025-09 |
| National Air Traffic Controllers Association Charitable Foundation | Washington | 501(c)(3) | 1997 | $289,752 | $291,923 | 2025-12 |
| Kollel Vilna | Washington | 501(c)(3) | 2003 | $283,600 | $14,530 | 2025-12 |
| Nailba Charitable Foundation | Washington | 501(c)(3) | 2006 | $270,940 | $249,590 | 2024-12 |
| Squire Patton Boggs Foundation | Washington | 501(c)(3) | 2001 | $263,738 | $1.9 million | 2024-12 |
| Congressional Football Game for Charity Inc | Washington | 501(c)(3) | 2018 | $252,237 | $156,796 | 2024-12 |
| Leading Education | Washington | 501(c)(3) | 2021 | $249,974 | $50,944 | 2025-12 |
| Kids Chance of Maryland Inc | Washington | 501(c)(3) | 1997 | $247,669 | $968,732 | 2025-12 |
| Freedom From Hunger | Washington | 501(c)(3) | 2017 | $229,951 | $482,959 | 2025-06 |
| Giving Gap Inc | Washington | 501(c)(3) | 2022 | $209,238 | $196,398 | 2025-06 |
| Zevnik Charitable Foundation | Washington | 501(c)(3) | 2000 | $201,250 | $1.7 million | 2024-12 |
| Continental Societies Inc | Washington | 501(c)(3) | 1974 | $199,604 | $554,983 | 2024-06 |
| Physical Activity Alliance | Washington | 501(c)(3) | 1999 | $199,480 | $207,582 | 2024-12 |
| Magnify Mentoring | Washington | 501(c)(3) | 2020 | $186,110 | $333,996 | 2026-04 |
| Women S Congressional Staff Foundation | Washington | 501(c)(3) | 2019 | $166,885 | $198,184 | 2024-12 |
| Smile & Olive Foundation | Washington | 501(c)(3) | 2017 | $165,825 | $5,023 | 2025-12 |
| Afp DC Education Fund | Washington | 501(c)(3) | 2022 | $165,381 | $92,838 | 2024-12 |
| Becky Lee Womens Support Fund | Washington | 501(c)(3) | 2007 | $163,923 | $12,236 | 2024-12 |
| Surety Foundation Incorporated | Washington | 501(c)(3) | 2005 | $154,486 | $1.7 million | 2025-12 |
| International Flight Services Association Foundation Inc | Washington | 501(c)(3) | 2001 | $142,679 | $96,168 | 2024-12 |
| National Debutante Cotillion Foundation Inc | Washington | 501(c)(3) | 2020 | $136,880 | $314,455 | 2026-01 |
| Friends of Publish What You Fund | Washington | 501(c)(3) | 2015 | $125,409 | $24,688 | 2025-09 |
| Adventures for the Mind Foundation Inc | Washington | 501(c)(3) | 2010 | $122,711 | $20,323 | 2024-12 |
| United Black Fund Inc | Washington | 501(c)(3) | 1970 | $121,342 | $491,406 | 2025-06 |
| Icba Foundation Inc | Washington | 501(c)(3) | 2019 | $118,068 | $53,461 | 2025-12 |
| American Mothers Inc | Washington | 501(c)(3) | 2025 | $100,759 | $558,914 | 2025-06 |
| United States Telephone Association 501 C 9 Trust | Washington | 501(c)(9) | 2005 | $93,972 | $2.1 million | 2024-12 |
| Stempler Family Foundation | Washington | 501(c)(3) | 2001 | $89,515 | $747,670 | 2026-06 |
| Charitable Foundation of the Energy Bar Association | Washington | 501(c)(3) | 2002 | $84,286 | $183,082 | 2025-12 |
| The Jack Kemp Foundation | Washington | 501(c)(3) | 2009 | $75,507 | $71,986 | 2024-12 |
| Euphonium Foundation | Washington | 501(c)(3) | 2002 | $67,761 | $2.2 million | 2025-12 |
| Friends of Auckland Grammar School NFP | Washington | 501(c)(3) | 2012 | $66,700 | $130,187 | 2025-12 |
| Friends of Jamaica | Washington | 501(c)(3) | 2017 | $66,187 | $63,074 | 2025-12 |
| Friends of Hec Montreal | Washington | 501(c)(3) | 2002 | $64,154 | $318 | 2025-12 |
| Drcnet Foundation Inc | Washington | 501(c)(3) | 1998 | $48,919 | $25,264 | 2023-12 |
| Howard Brain Sciences Foundation | Washington | 501(c)(3) | 2015 | $38,501 | $630 | 2022-12 |
| Creative Families Association | Washington | 501(c)(3) | 2018 | $26,539 | $29,161 | 2023-06 |
| New Community Foundation Inc | Washington | 501(c)(3) | 2001 | $25,942 | $22,220 | 2025-12 |
| Community Vision Inc | Washington | 501(c)(3) | 2016 | $24,599 | $849,296 | 2025-09 |
| Irish Peace Foundation Inc | Washington | 501(c)(3) | 1997 | $22,595 | $19,406 | 2025-12 |
| Foundation of the Epstein Family Munch Collection | Washington | 501(c)(3) | 1999 | $20,520 | $21.5 million | 2025-06 |
| Hispanic Bar Association of the District of Columbia Foundation | Washington | 501(c)(3) | 1995 | $12,622 | $25,362 | 2025-12 |
| John Alexander Project | Washington | 501(c)(3) | 2009 | $12,245 | $69,283 | 2024-12 |
| Aci-Na Relief Foundation | Washington | 501(c)(3) | 2018 | $10,003 | $19,090 | 2025-06 |
| National Committee To Preserve Social SECURITY&MEDICARE FNDN | Washington | 501(c)(3) | 2007 | $5,327 | $8,116 | 2026-03 |
| Wcoe Resource Center Inc | Washington | 501(c)(3) | 2019 | $3,136 | $3,721 | 2025-12 |
| Southwest Community Foundation | Washington | 501(c)(3) | 2016 | $2,239 | $52,521 | 2024-12 |
| Bread Inc | Washington | 501(c)(3) | 2008 | $810 | $27.2 million | 2025-06 |
| Washington Parking Association Inc | Washington | 501(c)(6) | 1957 | $2 | $17,202 | 2025-12 |
| 5TH Space Operations Squadron | Bolling Afb | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Act for Nih Foundation Inc | Washington | 501(c)(3) | 2017 | $2.7 million | 2024-12 | |
| Action Foundation | Washington | 501(c)(3) | 2009 | $150,062 | 2025-12 | |
| Actions for Responsible Impact Solutions | Washington | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Adkins Family Foundation | Washington | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Ai Verification and Evaluation Research Institute | Washington | 501(c)(3) | 2025 | |||
| Alfred N Watson Family Foundation | Washington | 501(c)(3) | 2001 | $238,299 | 2025-10 | |
| Alice and Russell True Foundation | Washington | 501(c)(3) | 1997 | $5.4 million | 2025-12 | |
| Allibhoy-Khaishgi Family Foundation | Washington | 501(c)(3) | 2022 | $4.1 million | 2024-12 | |
| Amenawon Foundation | Washington | 501(c)(3) | 2022 | $0 | $0 | 2025-01 |
| Amerasians Heritage Quest | Washington | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| American Beverage Foundation for A Healthy America | Washington | 501(c)(3) | 2011 | $1.5 million | 2024-12 | |
| American Citizens Abroad Global Foundation | Washington | 501(c)(3) | 2013 | $0 | $0 | 2024-12 |
| American Society for Public Administration | Washington | 501(c)(3) | 1981 | $0 | $0 | 2025-12 |
| American Society for Public Administration | Washington | 501(c)(3) | 1981 | $0 | $0 | 2025-12 |
| Americorps and Service Alums DC | Washington | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| An-Bryce Foundation | Washington | 501(c)(3) | 1995 | $10.8 million | 2024-12 | |
| And Mingle | Washington | 501(c)(3) | 2025 | |||
| Arnold & Porter Foundation | Washington | 501(c)(3) | 1990 | $4.5 million | 2024-12 | |
| Association for Insurance Excellenc E Inc | Washington | 501(c)(3) | 2026 | |||
| Aviv Foundation Inc | Washington | 501(c)(3) | 2015 | $10.5 million | 2024-12 | |
| BGR Foundation Inc | Washington | 501(c)(3) | 2004 | $5,653 | 2024-12 | |
| BHP Foundation | Washington | 501(c)(3) | 2014 | $185.4 million | 2025-06 | |
| Bainum Family Foundation | Washington | 501(c)(3) | 1969 | $752.8 million | 2025-06 | |
| Banyan Tree Foundation | Washington | 501(c)(3) | 2016 | $48,624 | 2024-12 | |
| Barbara Koch Daniels Family Foundation | Washington | 501(c)(3) | 2006 | $100,606 | 2025-12 | |
| Begreatdc | Washington | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Bens Chili Bowl Foundation | Washington | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Best You Programming Nonprofit | Washington | 501(c)(3) | 2021 | $0 | $0 | 2024-08 |
| Binitie Family Foundation | Washington | 501(c)(3) | 2017 | $24,975 | 2023-12 | |
| Binn Family Foundation Inc | Washington | 501(c)(3) | 1999 | $331,057 | 2026-05 | |
| Blackberry Fund Inc | Washington | 501(c)(3) | 2020 | $683,854 | 2026-06 | |
| Blossm Inc | Washington | 501(c)(3) | 2026 | |||
| Blue Horizon Foundation | Washington | 501(c)(3) | 2021 | $0 | $0 | 2026-06 |
| Board Family Association | Washington | 501(c)(3) | 2018 | $142,395 | 2025-12 | |
| Bob and Diane Fund Inc | Washington | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Bosco Della Ragnaia Foundation | Washington | 501(c)(3) | 2014 | $43,538 | 2026-01 | |
| Bradley Media Foundation | Washington | 501(c)(3) | 2022 | $285,915 | 2025-12 | |
| Breakthrough Prize in Life Sciences Foundation | Washington | 501(c)(3) | 2014 | $1.5 million | 2025-05 | |
| Brendan & Helen Bechtel Foundation | Washington | 501(c)(3) | 2022 | $18.8 million | 2024-12 | |
| Brian P & Janet S Hehir Family Foundation | Washington | 501(c)(3) | 2008 | $458,177 | 2025-12 | |
| Brimstone Fund | Washington | 501(c)(3) | 1996 | $1.6 million | 2025-12 | |
| Buffy and William Cafritz Familyfoundation Inc | Washington | 501(c)(3) | 2009 | $2.1 million | 2025-12 | |
| Build the Vote | Washington | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Building Hope Florida Inc | Washington | 501(c)(3) | 2018 | $1 | 2024-12 | |
| Building Hope Holdings Inc | Washington | 501(c)(3) | 2019 | $7 million | 2024-12 | |
| Building Hope Idaho | Washington | 501(c)(3) | 2018 | $25.6 million | 2024-12 | |
| Building Hope Siegen Lane Inc | Washington | 501(c)(3) | 2021 | $336,523 | 2024-12 | |
| Building Open Doors | Washington | 501(c)(3) | 2024 | |||
| Bulang Foundation | Washington | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Byrne and Pamela Murphy Family Foundation | Washington | 501(c)(3) | 2022 | $23.5 million | 2024-12 | |
| CPMG Foundation | Washington | 501(c)(3) | 2015 | $1.4 million | 2025-12 | |
| Campbell Family Foundation | Washington | 501(c)(3) | 2011 | $1.5 million | 2025-12 | |
| Cancer Fund Inc | Washington | 501(c)(3) | 1996 | $0 | $0 | 2024-12 |
| Capital Christmas Group | Washington | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Capital Yacht Club Community Chest | Washington | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Cardinal BSC | Washington | 501(c)(3) | 2026 | |||
| Carol and Gene Ludwig Family Foundation | Washington | 501(c)(3) | 2003 | $137.5 million | 2024-12 | |
| Carter Foundation | Washington | 501(c)(3) | 2015 | $1.5 million | 2024-12 | |
| Catalonia America Council | Washington | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Center for Nonviolent Conflict Research Inc | Washington | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Charity and Prosperity International Inc | Washington | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Charles A Ansbacher Foundation | Washington | 501(c)(3) | 2009 | $1.2 million | 2025-12 | |
| Chi Chapter Foundation Inc | Washington | 501(c)(3) | 2022 | $0 | $0 | 2023-12 |
| Children of Ukraine Inc | Washington DC | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Choksi Family Charitable Trust | Washington | 501(c)(3) | 2011 | $608,200 | 2024-12 | |
| Christian Action for Reconciliation and Social Assistance Carsa in | Washington | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Claire Williams Oneil Foundation | Washington | 501(c)(3) | 2000 | $676,596 | 2025-12 | |
| Clinical Research Foundation Inc | Washington | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Clinicians Clique Incorporated | Washington | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Coach Kemper Foundation Trust DTD 09-04-2024 | Washington | 501(c)(3) | 2024 | $482,945 | 2024-12 | |
| Coip Corporation | Washington | 501(c)(3) | 2026 | |||
| Combat Veterans Alumni Group | Washington | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Common Good | Washingron | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Commons Impact Foundation | Washington | 501(c)(3) | 2016 | $340 | 2024-12 | |
| Compass Point Research and Trading Charitable Foundation Inc | Washington | 501(c)(3) | 2010 | $237 | 2023-12 | |
| Concordia Foundation | Washington | 501(c)(3) | 2015 | $2.9 million | 2024-12 | |
| Continuing To Serve Foundation | Washington | 501(c)(3) | 2022 | $7.6 million | 2025-12 | |
| Cornerstone Foundation Inc | Washington | 501(c)(3) | 2005 | $52.4 million | 2024-12 | |
| Crowell & Moring Foundation | Washington | 501(c)(3) | 2001 | $365,583 | 2024-12 | |
| Cultured Pearl | Washington | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| DC Amvets Department Service Foundation Inc | Washington | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| DC Council for Excellence Inc | Washington | 501(c)(3) | 2015 | $3.2 million | 2024-12 | |
| DC Metro Circle of Friends Incorporated | Washington | 501(c)(3) | 2018 | $0 | $0 | 2025-06 |
| DC Prince Hall Order of Eastern Star Title Holding Company | Washington | 501(c)(2) | 2022 | $0 | $3,538 | 2024-12 |
| Datcher Chapter 7 | Washington | 501(c)(8) | 2014 | $0 | $0 | 2025-10 |
| Davies Foundation | Washington | 501(c)(3) | 2009 | $178,871 | 2024-12 | |
| Dcha Program Services Company Inc | Washington | 501(c)(3) | 1989 | $0 | $0 | 2024-12 |
| Deafinite Possibilities Foundation Inc | Washington | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Del Rey Medico | Washington | 501(c)(3) | 2025 | |||
| Delaney Charitable Foundation | Washington | 501(c)(3) | 2010 | $1.4 million | 2025-12 | |
| Dhatt Family Foundation | Washington | 501(c)(3) | 2020 | $9.9 million | 2024-12 | |
| Dolphin Foundation Inc | Washington | 501(c)(3) | 2001 | $81,725 | 2024-12 | |
| Dons Dogs LLC Dons Dogs | Washington | 501(c)(3) | 1981 | $0 | $0 | 2025-12 |
| Dontenwill Infrastructure Charitable Trust | Washington | 501(c)(3) | 2013 | |||
| Duber Family Foundation Inc | Washington | 501(c)(3) | 2000 | $1.3 million | 2024-12 | |
| Dupont Circle Rotary Charitable Foundation | Washington | 501(c)(3) | 2016 | $0 | $0 | 2024-06 |
| Eagle Wings Inc | Washington | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Eieio Foundation | Washington | 501(c)(3) | 2026 | |||
| Ejl98 Charitable Trust | Washington | 501(c)(3) | 1999 | $874,969 | 2025-12 | |
| El Hibri Foundation | Washington | 501(c)(3) | 2001 | $28.2 million | 2025-12 | |
| Elevation Society | Washington | 501(c)(3) | 2016 | $0 | $0 | 2024-02 |
| Elizabeth Anne Keys Charitable Foundation | Washington | 501(c)(3) | 2025 | $24,069 | 2025-12 | |
| Ellavate Charity Foundation | Washington | 501(c)(3) | 2022 | $0 | $0 | 2025-06 |
| Elva and Lawrence Obrien Fam Trust | Washington | 501(c)(3) | 2003 | $6.1 million | 2024-12 | |
| Empowerment Legal Services | Washington | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Empty Bottle Fund | Washington | 501(c)(3) | 2026 | |||
| Enfranchisement Foundation | Washington | 501(c)(3) | 1999 | $17.5 million | 2025-03 | |
| Engage Foundation Inc | Washington | 501(c)(3) | 2018 | $1 | 2025-06 | |
| Esteban Bullrich Foundation | Washington | 501(c)(3) | 2022 | $0 | $0 | 2023-12 |
| Estelle Friedman Gervis Charitable Foundation Inc | Washington | 501(c)(3) | 1997 | $4.2 million | 2024-12 | |
| Evan Miles Harris Co | Washington | 501(c)(3) | 2026 | |||
| F Y Chang Foundation | Washington | 501(c)(3) | 1999 | $1.9 million | 2025-12 | |
| Fabre Governance Charitable Trust | Washington | 501(c)(3) | 2013 | |||
| Farvue Foundation Inc | Washington | 501(c)(3) | 2010 | $97 million | 2025-12 | |
| Fernandez Foundation Inc | Washington | 501(c)(3) | 1999 | $210,590 | 2024-12 | |
| Flamboyan Foundation Inc | Washington | 501(c)(3) | 2007 | $16.8 million | 2025-06 | |
| Flynn Family Foundation | Washington | 501(c)(3) | 2022 | $52,382 | 2024-12 | |
| For Those in Need Inc | Washington | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| For the Love of Kiddies Incorporate D | Washington | 501(c)(3) | 2026 | |||
| Forsythia Foundation Inc | Washington | 501(c)(3) | 2016 | $33.8 million | 2024-12 | |
| Foundation for Middle East Peace | Washington | 501(c)(3) | 2023 | $7.2 million | 2024-12 | |
| Foundation for Technology News and Public Affairs Inc | Washington | 501(c)(3) | 2022 | $2.7 million | 2024-12 | |
| Frank & Myrtle Cleghorn Foundation | Washington | 501(c)(3) | 2023 | $1 | 2025-12 | |
| Frederick Douglass Housing Corporation | Washington | 501(c)(3) | 2022 | $2.9 million | 2024-12 | |
| Freedom Costs Foundation Inc | Washington | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Freedom Forum Inc | Washington | 501(c)(3) | 1992 | $650.2 million | 2024-12 | |
| Friends of Fiji | Washington | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Friends of Ridge Road | Washington | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Friends of Sky Riders Inc | Washington | 501(c)(3) | 2026 | |||
| Friends of Southwest D C | Washington | 501(c)(3) | 1998 | $0 | $0 | 2025-12 |
| Friends of Vanuatu | Washington | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Friends of the Benedictines in the Holy Land Inc | Washington | 501(c)(3) | 2013 | |||
| Friends of the Center for Innovation & Law | Washington | 501(c)(3) | 2026 | |||
| Fulcrum Foundation Inc | Washington | 501(c)(3) | 2019 | $53,118 | 2023-12 | |
| Fund II Foundation | Washington | 501(c)(3) | 2015 | $92.5 million | 2025-11 | |
| Gabyshouse Inc | Washington | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Gail D Bassin Family Foundation | Washington | 501(c)(3) | 2017 | $540,113 | 2025-12 | |
| Galena-Yorktown Foundation | Washington | 501(c)(3) | 2009 | $40 million | 2024-12 | |
| Gamba Family Foundation Inc | Washington | 501(c)(3) | 2005 | $1.9 million | 2025-12 | |
| Geen Family Foundation | Washington | 501(c)(3) | 2009 | $1.4 million | 2024-12 | |
| Gen-Z for Change Initiative | Washington | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| George Wolf Memorial Intrvs Trust Ua 08082003 | Washington | 501(c)(3) | 2003 | $11.9 million | 2025-06 | |
| Georges Maechel Euro-American Foundation Inc | Washington | 501(c)(3) | 1997 | $0 | $0 | 2024-12 |
| Global Clover Network Inc | Washington | 501(c)(3) | 2001 | $0 | $1 | 2025-06 |
| Global Fund for Assistance Greater Washington DC Corporation | Washington | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Global South Watch | Washington | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Good Hope Foundation | Washington | 501(c)(3) | 2014 | $9 million | 2024-12 | |
| Good Words Foundation | Washington | 501(c)(3) | 2019 | $18.5 million | 2024-12 | |
| Greenwold Family Foundation | Washington | 501(c)(3) | 2016 | $118,749 | 2025-12 | |
| Guide Foundation Inc | Washington | 501(c)(3) | 2014 | $1.3 million | 2025-12 | |
| H-M Foundation | Washington | 501(c)(3) | 1998 | $148,869 | 2024-12 | |
| Halal Wrist Foundation | Washington | 501(c)(3) | 2025 | |||
| Hariana Foundation Inc | Washington | 501(c)(3) | 2026 | |||
| Harry and Lea Gudelsky Foundation Inc | Washington | 501(c)(3) | 2014 | $2.2 million | 2025-12 | |
| Hasumi International Research Foundation | Washington | 501(c)(3) | 2020 | $51,396 | 2024-12 | |
| Healthy Women Wealthy Nations Foundation | Washington | 501(c)(3) | 2024 | |||
| Heart of A Nation | Washington | 501(c)(3) | 2021 | $40,384 | 2024-12 | |
| Hellenic American Womens Council | Washington | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Helping Hive | Washinton | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Hennys Kids Inc | Washington | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Herb Block Foundation | Washington | 501(c)(3) | 2002 | $55.3 million | 2025-09 | |
| Hewlett Packard Enterprise Foundation | Washington | 501(c)(3) | 2015 | $103.3 million | 2025-10 | |
| Hill Snowdon Foundation | Washington | 501(c)(3) | 1962 | $38.7 million | 2024-12 | |
| Horning Family Foundation | Washington | 501(c)(3) | 2018 | $1,716 | 2024-12 | |
| Hospitality High School Washington DC A Public Charter School | Washington | 501(c)(3) | 1998 | $0 | $490,424 | 2025-06 |
| House of Help City of Hope | Washington | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Idfa Foundation | Washington | 501(c)(3) | 2023 | $343,519 | 2025-02 | |
| If A Foundation for Radical Possibility | Washington | 501(c)(3) | 2025 | |||
| Imperial Court of Washington DC | Washington | 501(c)(3) | 2013 | $0 | $0 | 2025-09 |
| International Center On Nonviolent Conflict | Washington | 501(c)(3) | 2004 | $1.2 million | 2024-12 | |
| International Hajji Baba Society | Washington | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| International Qeerroo Or Youth Support Group Inc | Washington | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| J Gerard Peace Foundation | Washington | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| JCM Foundation | Washington | 501(c)(3) | 2003 | $3.8 million | 2025-09 | |
| JLM Foundation Inc | Washington | 501(c)(3) | 2021 | $1 | 2025-12 | |
| JSRCT | Washington | 501(c)(3) | 2024 | $16.3 million | 2025-12 | |
| James J Norris Foundation for Migrants and Refugees | Washington | 501(c)(3) | 1995 | $0 | $0 | 2025-09 |
| James R Rice Family Foundation | Washington | 501(c)(3) | 2021 | $309,187 | 2025-12 | |
| James and Theodore Pedas Family Foundation Inc | Washington | 501(c)(3) | 1999 | $13.4 million | 2025-12 | |
| Jeffrey Dahn Memorial Foundation | Washington | 501(c)(3) | 2024 | $1 | 2024-12 | |
| Jelks Family Foundation Inc | Washington | 501(c)(3) | 1995 | $6.5 million | 2025-12 | |
| Jenco Foundation Inc | Washington | 501(c)(3) | 2017 | $1.1 million | 2025-12 | |
| Jensam Foundation Inc | Washington | 501(c)(3) | 1997 | $20.8 million | 2024-12 | |
| Jessie M Harris Charitable Foundation | Washington | 501(c)(3) | 2022 | $2.1 million | 2025-12 | |
| John and Sarah Freeman Foundationinc | Washington | 501(c)(3) | 2006 | $218,223 | 2025-12 | |
| Joseph E Robert Jr Charitable Trust | Washington | 501(c)(3) | 2017 | $38.8 million | 2024-12 | |
| Journey Fund Trust 10212009 | Washington | 501(c)(3) | 2010 | $2 million | 2025-12 | |
| Kahan Family Foundation | Washington | 501(c)(3) | 2011 | $2.1 million | 2024-12 | |
| Kazi-Khan Chowdhury Foundation | Washington | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Keenan Family Foundation | Washington | 501(c)(3) | 2012 | $5.9 million | 2025-12 | |
| Kermit Scragg Foundation Inc | Washington | 501(c)(3) | 2010 | $669,718 | 2025-12 | |
| Kertist A Augustus Foundation Inc | Washington | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Kevin and Lesley Lilly Foundation | Washington | 501(c)(3) | 1997 | $146,617 | 2025-07 | |
| Kids Space Inc | Washington | 501(c)(3) | 2026 | |||
| Kimmel Family Foundation | Washington | 501(c)(3) | 2023 | $2.7 million | 2024-12 | |
| Kimsey Foundation | Washington | 501(c)(3) | 1997 | $45.2 million | 2024-12 | |
| Klein Fabry Foundation | Washington | 501(c)(3) | 2024 | $1 | 2024-12 | |
| Koe Family Foundation Inc | Washington | 501(c)(3) | 2023 | $618,506 | 2025-12 | |
| Kuminzohn Tikun Olam | Washington | 501(c)(3) | 2026 | |||
| Kyle Todd Public Service Foundation Inc | Washington | 501(c)(3) | 2001 | $5.4 million | 2024-12 | |
| LSM Foundation Inc | Washington | 501(c)(3) | 2016 | $384,279 | 2024-12 | |
| Labroi Foundation | Washington | 501(c)(3) | 2023 | $46,365 | 2025-12 | |
| Lantry Family Foundation | Washington | 501(c)(3) | 2017 | $881,504 | 2025-12 | |
| Lavillardiere Unit Charitable Trust | Washington | 501(c)(3) | 2013 | |||
| Leadingage State Partner Services Inc | Washington | 501(c)(3) | 2022 | $0 | $0 | 2023-09 |
| Lehman-Smith Design Foundation Inc | Washington | 501(c)(3) | 2016 | $894,270 | 2024-12 | |
| Leo A Daly Foundation | Washington | 501(c)(3) | 2024 | $1.8 million | 2025-12 | |
| Levatus Charitable Trust | Washington | 501(c)(3) | 2019 | $2.4 million | 2024-12 | |
| Lions Foundation of Washington D C Inc | Washington | 501(c)(3) | 2003 | $0 | $0 | 2025-12 |
| Little Warriors Brain Trust | Washington | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| M V Mayo Charitable Foundation | Washington | 501(c)(3) | 2016 | $10.4 million | 2024-12 | |
| M4L Community Services | Washington | 501(c)(3) | 2022 | $3,000 | 2024-12 | |
| MCN Build Foundation Inc | Washington | 501(c)(3) | 2017 | $2,940 | 2025-12 | |
| MDTP Foundation | Washington | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Macneil Hollinger Foundation | Washington | 501(c)(3) | 2015 | $520,365 | 2025-12 | |
| Maine Avenue Inc | Washington | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Malawi Washington Foundation | Washington | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Marcio Duffles Harold Dunkerley Foundation | Washington | 501(c)(3) | 2010 | $1.5 million | 2024-12 | |
| Margen R Penick Charitable Trust Uw | Washington | 501(c)(3) | 2001 | $215,202 | 2024-12 | |
| Mark and Anne Hansen Foundation | Washington | 501(c)(3) | 2007 | $20.2 million | 2025-09 | |
| Mary Catherine Kilday & George W Malzone Foundation | Washington | 501(c)(3) | 2003 | $110,447 | 2025-11 | |
| Mary Flannery O Connor Char Trust | Washington | 501(c)(3) | 1997 | $4.4 million | 2025-12 | |
| Masters Argentina | Washington | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Maxon Foundation | Washington | 501(c)(3) | 1996 | $232,832 | 2024-12 | |
| McIntosh Foundation | Washington | 501(c)(3) | 2014 | $47.4 million | 2025-12 | |
| Mid-Atlantic Cooperative Baptistfellowship | Washington | 501(c)(3) | 2007 | |||
| Mildred S M White Inc | Washington | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Milky Way Research Foundation | Washington | 501(c)(3) | 2023 | $198,227 | 2025-05 | |
| Missionsquare Foundation | Washington | 501(c)(3) | 2022 | $17.5 million | 2024-12 | |
| Modeste Adelaide Lima Foundation Incorporated | Washington | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Morris and Gwendolyn Cafritz Foundation | Washington | 501(c)(3) | 1949 | $636.1 million | 2025-04 | |
| Moses Family Fund Inc | Washington | 501(c)(3) | 2023 | $8.2 million | 2025-12 | |
| Mozelle and Donald Saltz Foundation Inc | Washington | 501(c)(3) | 2007 | $1 | 2025-12 | |
| Mufson Family Foundation Inc | Washington | 501(c)(3) | 1997 | $501,105 | 2025-12 | |
| My Own Education Fund | Washington | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| NCS Systems | Washington | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| NPC Fund for Charitable Giving Inc | Washington | 501(c)(3) | 2003 | |||
| National Association for Objectivity in Science | Washington | 501(c)(3) | 1999 | $3,225 | 2025-12 | |
| New Mighty Foundation | Washington | 501(c)(3) | 2006 | $25.2 million | 2025-12 | |
| New-Bell Foundation | Washington | 501(c)(3) | 2026 | |||
| Newspaper Guild Freedom Award Fund | Washington | 501(c)(3) | 2013 | $0 | $0 | 2024-12 |
| Nkeanyi Foundation | Washington | 501(c)(3) | 2025 | |||
| Nu Church Charitable Foundation Inc | Washington | 501(c)(3) | 2026 | |||
| Numbersalive Foundation | Washington | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Omega Foundation | Washington | 501(c)(3) | 2003 | $2.6 million | 2025-12 | |
| One Jerusalem Charitable and Educational Fund | Washington | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Opalack Foundation | Washington | 501(c)(3) | 2005 | $1.8 million | 2024-12 | |
| Operation Little Angel 101hope After Loss Association | Washington | 501(c)(3) | 2023 | $0 | $0 | 2025-01 |
| Operation Mali Inc | Washington | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Oppsforzim Foundation | Washington | 501(c)(3) | 2026 | |||
| Oregon Avenue Trust | Washington | 501(c)(3) | 2014 | $0 | $1.3 million | 2025-12 |
| Our Energy Policy Foundation | Washington | 501(c)(3) | 2009 | $143,272 | 2024-12 | |
| P Bruce and Virginia C Bensonfoundation - B | Washington | 501(c)(3) | 2007 | $1.4 million | 2025-12 | |
| PBJ Foundation | Washington | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| PMRC Foundation Inc | Washington | 501(c)(3) | 2015 | $650 | 2025-12 | |
| Patten Foundation Inc | Washington | 501(c)(3) | 2024 | |||
| Paul W and E Carol Schafer Foundation for Centriolar Research | Washington | 501(c)(3) | 2014 | $232,951 | 2024-12 | |
| Paulson Charitable Foundation Inc | Washington | 501(c)(3) | 2006 | $556,590 | 2025-12 | |
| Peoples Fundraiser Inc | Washington | 501(c)(3) | 2024 | |||
| Person Center | Washington | 501(c)(3) | 2017 | $122,070 | 2024-12 | |
| Peter N G Schwartz Foundation | Washington | 501(c)(3) | 1994 | $398,312 | 2025-09 | |
| Philantropic Foundation | Washington | 501(c)(3) | 2008 | $40,498 | 2025-12 | |
| Philip Qiu and Family Foundation | Washington | 501(c)(3) | 2016 | $1 | 2024-12 | |
| Phyllis Margolius Family Foundation Inc | Washington | 501(c)(3) | 2015 | $333,703 | 2025-12 | |
| Pilars Promise Foundation | Washington | 501(c)(3) | 2023 | |||
| Pillsbury Winthrop Shaw Pittman Foundation | Washington | 501(c)(3) | 2008 | $0 | $495,840 | 2025-07 |
| Positive Force World | Washington | 501(c)(3) | 2024 | |||
| Pro Ject | Washington | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Project for Immigration Reform | Washington | 501(c)(3) | 2019 | $0 | $0 | 2023-12 |
| Psychedelic Medicine Coalition | Washington | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Public Service Promise | Washington | 501(c)(3) | 2021 | $2 million | 2024-12 | |
| Public Welfare Foundation Inc | Washington | 501(c)(3) | 1966 | $614.7 million | 2025-09 | |
| Pursuit Media | Washington | 501(c)(3) | 2025 | |||
| Ralph S and Frances R Dweck Family Foundation Inc | Washington | 501(c)(3) | 2006 | $1.1 million | 2025-12 | |
| Ralrosa Foundation | Washington | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Randi Rubovits-Seitz Foundation Inc | Washington | 501(c)(3) | 2018 | $46,998 | 2025-12 | |
| Raya Foundation | Washington | 501(c)(3) | 2017 | $0 | $0 | 2026-08 |
| Rev Dr Arlester Brown & MRS Ozeal Beatrice Shyne Brown Foundation | Washington | 501(c)(3) | 2025 | |||
| Rice Cameron Family Foundation | Washington | 501(c)(3) | 2009 | $1.9 million | 2025-11 | |
| Richard W Goldman Family Foundation | Washington | 501(c)(3) | 2011 | $83.4 million | 2024-12 | |
| Robert J Siciliano Charitable Foundation | Washington | 501(c)(3) | 2022 | $6,624 | 2025-12 | |
| Robert and Margaret McNamara Foundation 3 | Washington | 501(c)(3) | 2011 | $1.4 million | 2025-12 | |
| Robertson Foundation for Government Inc | Washington | 501(c)(3) | 2006 | $22.8 million | 2024-12 | |
| Rumsfeld Foundation | Washington | 501(c)(3) | 2007 | $419,598 | 2024-12 | |
| Run the World Appalachia | Washington | 501(c)(3) | 2024 | |||
| Russert Family Foundation Inc | Washington | 501(c)(3) | 1998 | $2.5 million | 2024-12 | |
| S & R Foundation | Washington | 501(c)(3) | 2015 | $120.3 million | 2024-12 | |
| S G Foundation Inc | Washington | 501(c)(3) | 2025 | |||
| SK Shurberg-Klein Foundation Inc | Washington | 501(c)(3) | 1997 | $412,833 | 2024-12 | |
| SMR Foundation | Washington | 501(c)(3) | 2001 | $1 | 2025-12 | |
| Saige Lauren Foundation | Washington | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Saint and Street Fighter Foundation | Washington | 501(c)(3) | 2017 | $0 | $0 | 2023-12 |
| Samuel M Levy Family Foundation | Washington | 501(c)(3) | 1997 | $1.1 million | 2025-12 | |
| Sandler Family Foundation Inc | Washington | 501(c)(3) | 2016 | $338,744 | 2025-12 | |
| Sea Spirit Foundation | Washington | 501(c)(3) | 2016 | $0 | $0 | 2023-12 |
| Sea Turtle Conservation Fund Inc | Washington | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Seline Remez Family Foundation | Washington | 501(c)(3) | 2026 | $1 | 2025-12 | |
| Sharing the Power Foundation | Washington | 501(c)(3) | 2026 | $4 million | 2024-12 | |
| Short Line Education Foundation | Washington | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Shure Family Charitable Foundation Inc | Washington | 501(c)(3) | 2018 | $109,894 | 2024-12 | |
| Sky Dragon Foundation Inc | Washington | 501(c)(3) | 2005 | $89,020 | 2023-12 | |
| Smith & Atcheson Fund for | Washington | 501(c)(3) | 2018 | $1.5 million | 2025-12 | |
| Smyth Family Charitable Foundation | Washington | 501(c)(3) | 2021 | $311,360 | 2025-12 | |
| Social Distance Delivery Inc | Washington | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Society for the Preservation of Ancient Churches Inc | Washington | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Society of the Descendants of the Signers of the Constitution | Washington | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Solutions for Society Foundation | Washington | 501(c)(3) | 2024 | |||
| Sonia & Louis Rothschild Family Foundation | Washington | 501(c)(3) | 1999 | $661 | 2023-12 | |
| Soullier Formation Charitable Trust | Washington | 501(c)(3) | 2013 | |||
| Sowafrica | Washington | 501(c)(3) | 2018 | $0 | $0 | 2024-12 |
| Spectemur Agendo Inc | Washington | 501(c)(3) | 2007 | $1.1 million | 2025-12 | |
| Stage Hands Emergency Relief Fund | Washington | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Stephen Case Foundation | Washington | 501(c)(3) | 1997 | $34,569 | 2024-12 | |
| Stewards Charitable Trust Second | Washington | 501(c)(3) | 2013 | $451,563 | 2025-04 | |
| Sylvan C Herman Foundation Inc | Washington | 501(c)(3) | 2005 | $87.1 million | 2024-12 | |
| Tara Chand Foundation | Washington | 501(c)(3) | 2016 | $8.1 million | 2024-12 | |
| Tewaaraton Award Foundation | Washington | 501(c)(3) | 2000 | $10,811 | 2010-06 | |
| The Bessie Foundation | Washington | 501(c)(3) | 2026 | |||
| The Crimsonbridge Foundation Inc | Washington | 501(c)(3) | 2020 | $19.9 million | 2025-12 | |
| The Dobranski Foundation Inc | Washington | 501(c)(3) | 2000 | $328,539 | 2025-12 | |
| The Freda Utley Foundation | Washington | 501(c)(3) | 2000 | $570,763 | 2024-12 | |
| The Hanley Foundation | Washington | 501(c)(3) | 2000 | $6.2 million | 2025-12 | |
| The Hillside Foundation | Washington | 501(c)(3) | 2006 | $1.1 million | 2024-12 | |
| The LWH Family Foundation | Washington | 501(c)(3) | 1995 | $22,501 | 2024-12 | |
| The Leonsis Foundation Inc | Washington | 501(c)(3) | 2001 | $20,201 | 2024-12 | |
| The Marie Schiffler Ryczek Memorial Trust | Washington | 501(c)(3) | 2007 | $92,564 | 2025-12 | |
| The Matz Family Foundation | Washington | 501(c)(3) | 2004 | $911,735 | 2025-12 | |
| The Nathan Seter Foundation | Washington | 501(c)(3) | 2002 | $22.9 million | 2024-12 | |
| The Ptarmigan Foundation Inc | Washington | 501(c)(3) | 2007 | $3.8 million | 2024-12 | |
| The Quetzal Trust | Washington | 501(c)(3) | 2001 | $344.3 million | 2025-12 | |
| The She Foundation Inc | Washington | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| The Sigal Family Foundation | Washington | 501(c)(3) | 2009 | $1.7 million | 2025-12 | |
| The Vardaman Family Foundation | Washington | 501(c)(3) | 2000 | $480,913 | 2025-12 | |
| The Washington Times Foundation Inc | Washington | 501(c)(3) | 1996 | $26,616 | 2025-03 | |
| The@joan L and Robert C Gilkison Family Foundation | Washington | 501(c)(3) | 2008 | $6.2 million | 2025-12 | |
| The@linda and Isaac Stern Charitable Foundation | Washington | 501(c)(3) | 1998 | $455,593 | 2025-12 | |
| Thelma and Melvin Lenkin Family Charitable Foundation Inc | Washington | 501(c)(3) | 1998 | $6.3 million | 2025-11 | |
| Tiffany Shackelford Foundation | Washington | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Ubuntu Inclusive Foundation | Washington | 501(c)(3) | 2025 |
Every nonprofit in District of Columbia
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.