| The Ivymount Foundation Inc | | Rockville, MD | Local | 8 | 2024 | $3,561,521 |
| Walter a Bloedorn Foundation | | Washington, DC | Local | 7 | 2024 | $150,000 |
| Kahlert Foundation Inc | | Sykesville, MD | Local | 5 | 2024 | $145,000 |
| Charrock Foundation Charitable Tr Agrmnt | | West River, MD | National | 6 | 2024 | $35,000 |
| Scott a and Phyllis P Crabtree Family Foundation Inc | | Alexandria, VA | National | 3 | 2024 | $30,000 |
| The Meil Family Foundation Inc | | Potomac, MD | Local | 4 | 2024 | $7,000 |
| Coydog Foundation | | Charleston, SC | National | 1 | 2024 | $500 |
| Redskin Foundation Inc | | Bethesda, MD | Local | 4 | 2023 | $75,000 |
| William S Abell Foundation Inc | | Chevy Chase, MD | Local | 2 | 2023 | $50,000 |
| Morris and Gwendolyn Cafritz Foundation | | Washington, DC | Local | 2 | 2023 | $50,000 |
| M B Lewis Charitable Foundation | | Washington, DC | National | 1 | 2023 | $2,520 |
| Margaret Evans Tuten Foundation | | Bryn Mawr, PA | Local | 1 | 2023 | $500 |
| Max & Victoria Dreyfus Foundation | | Washington, DC | — | 3 | 2022 | $45,000 |
| A Kathleen Gran & Alice J Talcott Charitable Trust | | | Local | 5 | 2022 | $38,234 |
| Childrens National Rehabilitation and Specialized Care | | Washington, DC | — | 2 | 2022 | $20,000 |
| Truist Foundation Inc | | Orlando, FL | National | 1 | 2022 | $10,000 |
| John J Pohanka Family Foundation | | Capitol Hgts, MD | National | 1 | 2022 | $10,000 |
| Louis and Helen Fanaroff Charitable Foundation Ltd | | Potomac, MD | Local | 2 | 2022 | $4,000 |
| Bessie Family Foundation | | Jessup, MD | National | 3 | 2021 | $15,000 |
| Carl M Freeman Foundation Inc | | Selbyville, DE | Local | 1 | 2020 | $1,500 |
| The Hsc Foundation | | | — | 1 | 2019 | $6,000 |
| District of Columbia Assn for Special Education | | | — | 1 | 2019 | $5,150 |
| United Way of the National Capital Area | | Vienna, VA | Local | 2 | 2018 | $12,996 |
| Ivymount Outreach Programs Inc | | Rockville, MD | — | 1 | 2017 | $7,902 |