| Danaher Foundation | | Washington, DC | National | 1 | 2024 | $1,000,000 |
| Community First-Americas Charities | | Chantilly, VA | National | 7 | 2024 | $489,175 |
| Kahlert Foundation Inc | | Sykesville, MD | Local | 4 | 2024 | $370,000 |
| Cyrus Katzen Foundation Inc | | Baileys Xrds, VA | Local | 5 | 2024 | $370,000 |
| Robert I Schattner Foundation Inc | | Rockville, MD | National | 5 | 2024 | $325,000 |
| Somaiya Family Foundation | | Miami Beach, FL | Local | 4 | 2024 | $288,000 |
| Bernard Family Foundation | | Chevy Chase, MD | Local | 3 | 2024 | $215,000 |
| The Childrens Cancer Foundation Inc | | Columbia, MD | Local | 7 | 2024 | $201,000 |
| Eaglebank Foundation Inc | | Potomac, MD | Local | 7 | 2024 | $193,000 |
| Mead Family Foundation | | Bethesda, MD | Local | 6 | 2024 | $170,000 |
| Cencora Impact Foundation | | Conshohocken, PA | National | 1 | 2024 | $150,000 |
| Dr Hila Louise Chashin-Simon Foundation Inc | | Boca Raton, FL | Local | 5 | 2024 | $125,000 |
| W Earl and Barbara Griffin Foundation Inc | | Grasonville, MD | Local | 2 | 2024 | $100,000 |
| Gilbert Fam Foundation | | Detroit, MI | Local | 1 | 2024 | $100,000 |
| Alexion Foundation Inc | | Boston, MA | National | 1 | 2024 | $75,000 |
| Laszlo N Tauber Family Foundation Inc | | Rockville, MD | National | 7 | 2024 | $50,000 |
| Dart Group II Foundation Inc | | | Local | 6 | 2024 | $49,000 |
| Warten Foundation Inc | | Boca Raton, FL | Local | 3 | 2024 | $45,000 |
| Sanders Foundation | | Bethesda, MD | National | 7 | 2024 | $40,400 |
| Mccutchen Foundation | | Brunswick, MD | National | 2 | 2024 | $40,000 |
| Fred Bergfors and Margaret Sandberg Foundation Inc | | Wakefield, MA | National | 5 | 2024 | $35,000 |
| Maxine R & Jack S Schiffman Family Foundation Inc | | Columbus, GA | Local | 7 | 2024 | $35,000 |
| Kyle Todd Public Service Foundation Inc | | Washington, DC | Local | 7 | 2024 | $30,500 |
| Spm Foundation Inc | | Winston Salem, NC | National | 5 | 2024 | $30,000 |
| Impact USA | | Great Falls, VA | Local | 1 | 2024 | $30,000 |
| Weinberg-Guttman Family Foundation Inc | | | Local | 3 | 2024 | $30,000 |
| Walter and Sarah Diener Foundation Inc | | Rockville, MD | Local | 4 | 2024 | $25,000 |
| Afcea Educational Foundation | | Alexandria, VA | Local | 3 | 2024 | $22,500 |
| Owen Family Foundation | | Bethesda, MD | National | 6 | 2024 | $17,000 |
| Independent Order of Odd Fellows | | Washington, DC | Local | 2 | 2024 | $15,600 |
| Schuble Family Foundation Inc | | Bethesda, MD | Local | 5 | 2024 | $15,500 |
| Mary Daly Macfarland Foundation Tr | | Sparks, MD | National | 4 | 2024 | $12,500 |
| Richard Wood Averill Charitable Tr | | Winston Salem, NC | Local | 4 | 2024 | $11,500 |
| The Jewish Federation of Greater Washington Inc | | North Bethesda, MD | National | 1 | 2024 | $10,300 |
| Wagner-Braunsberg Family Foundation Inc | | Rockville, MD | Local | 7 | 2024 | $7,000 |
| Charles and Margaret Levin Family Foundation Inc | | Wheaton, MD | National | 7 | 2024 | $6,400 |
| Walter a Bloedorn Foundation | | Washington, DC | Local | 1 | 2024 | $5,000 |
| Thelma and Melvin Lenkin Family Charitable Foundation Inc | | Washington, DC | Local | 5 | 2024 | $5,000 |
| Adler Foundation Inc | | Fairfax, VA | Local | 1 | 2024 | $5,000 |
| Irving R and Naomi K Raber Family Foundation Inc | | Palm Bch Gdns, FL | National | 2 | 2024 | $4,360 |
| Heart Sing | | Chevy Chase, MD | National | 6 | 2024 | $3,750 |
| Gary and Pennie Abramson Charitable Foundation | | Rockville, MD | National | 1 | 2024 | $2,500 |
| Brownstein Family Foundation | | Rockville, MD | National | 1 | 2024 | $1,000 |
| Sami and Annie Totah Family Foundation | | Bethesda, MD | Local | 2 | 2024 | $300 |
| Frank C Marino Foundation Inc | | Baltimore, MD | Local | 3 | 2024 | $300 |
| Pohlad Family Foundation | | Minneapolis, MN | Local | 1 | 2024 | $200 |
| Foundation for Advanced Education in the Sciences Inc | | Bethesda, MD | Local | 1 | 2024 | $0 |
| Merck Company Foundation | | Rahway, NJ | National | 3 | 2023 | $3,350,000 |
| The Abe & Kathyrn Selsky Foundation Inc | | | Local | 6 | 2023 | $60,000 |
| Dubner Family Foundation Inc | | Stuart, FL | National | 5 | 2023 | $50,000 |
| Act for Nih Foundation Inc | | Washington, DC | National | 1 | 2023 | $25,000 |
| Jane Elizabeth Cohen Foundation | | Ashburn, VA | Local | 2 | 2023 | $15,000 |
| Nancy Anne Charitable Foundation | | Manassas, VA | National | 4 | 2023 | $14,000 |
| Capitano Foundation Ua 041097 | | West Islip, NY | Local | 6 | 2023 | $9,500 |
| Neall Family Charitable Foundation | | Haymarket, VA | Local | 3 | 2023 | $6,000 |
| Amarican-Indus Corporation | | Potomac, MD | National | 1 | 2023 | $5,000 |
| Nora Roberts Foundation Inc | | Glenn Dale, MD | National | 1 | 2023 | $5,000 |
| Belvedere Foundation | | Norwalk, CT | Local | 1 | 2023 | $5,000 |
| Jeff & Sherry Hwang Foundation | | Haymarket, VA | Local | 1 | 2023 | $520 |
| Davis Elkins Foundation Ua 09202013 | | Detroit, MI | National | 2 | 2022 | $40,000 |
| S & R Foundation | | Washington, DC | Local | 1 | 2022 | $10,000 |
| Louis and Helen Fanaroff Charitable Foundation Ltd | | Potomac, MD | Local | 4 | 2022 | $7,000 |
| Ronald and Joy Paul Family Foundation Inc | | Potomac, MD | National | 2 | 2022 | $1,250 |
| Bobs Discount Furniture Charitable Foundation Inc | | Oakdale, CT | National | 1 | 2022 | $1,000 |
| Pharmaceutical Research and Manufacturers of America | | Washington, DC | Local | 3 | 2021 | $75,000 |
| Sachiko Kuno Foundation Inc | | | — | 3 | 2021 | $30,000 |
| Pedersen Family Foundation | | Tysons, VA | Local | 1 | 2021 | $10,000 |
| Hy and Myra Shapiro Family Foundation | | Minneapolis, MN | National | 1 | 2021 | $6,600 |
| Samuel Burtoff Foundation Inc | | Chevy Chase, MD | Local | 2 | 2021 | $6,000 |
| Kbr Foundation | | Lakewood Rch, FL | Local | 1 | 2021 | $5,000 |
| The Jack Gantz Charitable Foundation Inc | | Harrison, NY | National | 1 | 2021 | $5,000 |
| Taranto Family Foundation | | Naples, FL | Local | 4 | 2021 | $4,000 |
| Granite Foundation | | Mendota Hts, MN | Local | 1 | 2021 | $1,000 |
| The Steve Lawrence and Eydie Gorme Foundation | | Encino, CA | Local | 1 | 2021 | $1,000 |
| Diana Davis Spencer Foundation | | Bethesda, MD | National | 1 | 2020 | $100,000 |
| The Dsfederal Idea Foundation | | Rockville, MD | National | 1 | 2020 | $20,000 |
| Franklin Street Giving Tree Foundation | | Doylestown, PA | Local | 2 | 2020 | $10,000 |
| Mann-Paller Foundation Inc | | Bethesda, MD | National | 1 | 2020 | $10,000 |
| Horwitz Family Fund | | Scarsdale, NY | National | 3 | 2020 | $3,000 |
| Aris and Marianne Mardirossian Charitable Foundation | | Venice, FL | — | 1 | 2020 | $1,000 |
| Hansan Family Foundation Inc | | Bethesda, MD | National | 1 | 2020 | $1,000 |
| Lorelei Foundation Inc | | Burr Ridge, IL | National | 1 | 2020 | $750 |
| Marcia Brady Tucker Foundation Inc | | Easton, MD | National | 3 | 2020 | $750 |
| Rock and Roll for Children Foundation Inc | | Derwood, MD | — | 2 | 2019 | $100,000 |
| Haymakers for Hope Inc | | Wellesley, MA | Local | 1 | 2019 | $10,595 |
| Arthur V Davis Foundation Pf 3 | | Ponte Vedra Beach, FL | National | 1 | 2019 | $4,000 |
| Buchly Charity Fund of Federal Lodge Farm Nect | | Washington, DC | National | 1 | 2019 | $3,000 |
| Kiwanis International Inc | | Washington, DC | Local | 1 | 2019 | $2,500 |
| J William & Helen D Stuart Foundation | | Philadelphia, PA | National | 1 | 2019 | $2,000 |
| Rona and Jeffrey Abramson Foundation | | Rockville, MD | Local | 1 | 2019 | $1,000 |
| The Rhea S Schwartz and Paul Martin Wolff Foundation | | Chevy Chase, MD | Local | 1 | 2019 | $250 |
| Dennis and Lorraine Udwin Family Foundation Inc | | Boca Raton, FL | Local | 1 | 2019 | $200 |
| Aetas Mirabilis Foundation | | Oakton, VA | Local | 1 | 2019 | $188 |
| Research Triangle Institute | | Durham, NC | Local | 2 | 2018 | $50,000 |
| Golf Fights Cancer Inc | | Norton, MA | Local | 1 | 2018 | $50,000 |
| United Charitable | | Ashburn, VA | National | 1 | 2018 | $25,000 |
| Arthur Vining Davis Foundation 2 | | Pittsburgh, PA | National | 1 | 2018 | $4,000 |
| The George L Shields Foundation Inc | | Bethesda, MD | National | 1 | 2018 | $2,000 |
| Morgan Stanley Foundation Inc | | New York, NY | Local | 1 | 2018 | $500 |
| Greene Family Foundation Inc | | Fernandina Beach, FL | Local | 1 | 2018 | $300 |
| Melvyn and Barbara Ciment Family Foundation Inc | | | — | 1 | 2018 | $100 |
| The Allen H and Selma W Berkman Charitable Trust C/O Gma Foundations | | | — | 1 | 2017 | $7,500 |
| Berlin Family Foundation Inc | | Akron, OH | National | 1 | 2017 | $1,000 |
| Alan M & Mildred S Ravenal Foundation | | Bethesda, MD | National | 1 | 2017 | $250 |