| Foundation for Metrowest Inc | | Natick, MA | Local | 4 | 2024 | $70,000 |
| Sudbury Foundation | | Sudbury, MA | Local | 1 | 2024 | $40,000 |
| Edwin M Johnston Jr Family Foundation | | Buffalo, NY | Local | 5 | 2024 | $32,000 |
| Avidia Charitable Foundation Inc | | Hudson, MA | Local | 6 | 2024 | $13,000 |
| Mystic River Watershed Association Inc | | Arlington, MA | Local | 1 | 2024 | $8,927 |
| Greater Lowell Community Foundation Inc | | Lowell, MA | Local | 1 | 2024 | $8,500 |
| Fuller Fam Charitable Tr | | Providence, RI | National | 2 | 2024 | $5,000 |
| Fieldstone Foundation Inc | | Stow, MA | Local | 6 | 2024 | $2,450 |
| Spofford Foundation | | Wilmington, DE | Local | 1 | 2024 | $1,000 |
| Fidelity Foundation | | Boston, MA | National | 1 | 2023 | $100,000 |
| Fleetwing Charitable Foundation Tr | | Wilmington, DE | Local | 1 | 2023 | $60,000 |
| National Park Foundation | | Washington, DC | National | 1 | 2023 | $40,100 |
| Charlesview Foundation | | Beverly, MA | Local | 1 | 2023 | $10,000 |
| Steven and Marcy Schaeffer Family Foundation Inc | | Ithaca, NY | Local | 1 | 2023 | $2,500 |
| Chatham-Beech Charitable Foundation | | South Windsor, CT | Local | 7 | 2023 | $1,950 |
| North and South Rivers Watershed Association Inc | | Norwell, MA | — | 1 | 2022 | $7,800 |
| Charles River Watershed Association Inc | | Boston, MA | — | 1 | 2020 | $6,224 |
| Middlesex Savings Charitable Foundation Inc | | Natick, MA | Local | 1 | 2020 | $400 |