| Clark Charitable Foundation Inc | | Bethesda, MD | National | 5 | 2024 | $1,374,202 |
| Galena-Yorktown Foundation | | Washington, DC | National | 6 | 2024 | $314,500 |
| Deloitte Foundation | | Stamford, CT | National | 4 | 2024 | $225,000 |
| Sallie Mae Fund | | Newark, DE | Local | 1 | 2024 | $75,000 |
| Bookey Family Foundation | | Des Moines, IA | Local | 2 | 2024 | $70,434 |
| Mars Hq Regional Foundation | | New York, NY | National | 4 | 2024 | $37,000 |
| United Way of the National Capital Area | | Vienna, VA | Local | 4 | 2024 | $28,636 |
| The Rennoc Corporation Foundation Inc | | Sewell, NJ | Local | 1 | 2024 | $22,500 |
| Gates Foundation | | Seattle, WA | National | 6 | 2023 | $8,600,000 |
| W Russell and Norma Ramsey Foundation Inc | | Mclean, VA | Local | 1 | 2023 | $25,000 |
| Lumina Foundation for Education Inc | | Indianapolis, IN | National | 1 | 2023 | $10,000 |
| Attwell Foundation | | Houston, TX | Local | 3 | 2023 | $4,000 |
| Gary and Pennie Abramson Charitable Foundation | | Rockville, MD | National | 5 | 2022 | $375,000 |
| Rona and Jeffrey Abramson Foundation | | Rockville, MD | Local | 5 | 2022 | $375,000 |
| The Glickenhaus Foundation | | | — | 1 | 2022 | $1,200 |
| Barry S and Evelyn M Strauch Foundation Inc | | Mclean, VA | Local | 1 | 2021 | $250 |
| Citybridge Foundation | | Washington, DC | — | 3 | 2020 | $100,000 |
| Carl M Freeman Foundation Inc | | Selbyville, DE | Local | 3 | 2020 | $35,000 |
| Mody Foundation 7Pwc0500 | | Mclean, VA | National | 1 | 2020 | $30,000 |
| Monumental Sports & Entertainment Foundation | | Washington, DC | National | 2 | 2019 | $60,000 |
| Fredrick D and Karen G Schaufeld Family Foundation | | Greensboro, NC | National | 1 | 2019 | $47,998 |
| The Diller Foundation Dba the Diller- Von Furstenberg Family Foundation | | | — | 2 | 2019 | $20,000 |
| Ernst & Young Foundation | | New York, NY | National | 1 | 2019 | $15,000 |
| Annette M and Theodore N Lerner Family Foundation Inc | | Rockville, MD | Local | 1 | 2019 | $10,000 |
| Jurie Foundation | | Garden City, NY | National | 1 | 2019 | $10,000 |
| The Noto Family Foundation | | Garden City, NY | National | 1 | 2019 | $5,000 |
| Sant Charitable Foundation Inc | | | Local | 1 | 2018 | $250,000 |
| The Leonsis Foundation Inc | | Washington, DC | — | 2 | 2018 | $100,000 |
| Capital One Foundation Inc | | Mclean, VA | National | 1 | 2018 | $75,000 |
| The Robert P and Arlene R Kogod Family Foundation | | Arlington, VA | — | 1 | 2018 | $50,000 |
| Kiwanis International Inc | | Washington, DC | Local | 1 | 2018 | $5,000 |