| Andrew W Mellon Foundation | | New York, NY | National | 2 | 2024 | $650,000 |
| Proteus Fund Inc | | Waltham, MA | National | 2 | 2024 | $133,750 |
| Community Foundation for Greater New Haven | | New Haven, CT | Local | 2 | 2024 | $70,000 |
| New Alliance Foundation Inc | | New Haven, CT | Local | 7 | 2024 | $53,250 |
| Jane and William Curran Foundation Inc | | Palm Coast, FL | Local | 6 | 2024 | $20,000 |
| William Caspar Graustein Memorial Fund | | Hamden, CT | Local | 5 | 2023 | $171,750 |
| Pincus Family Foundation | | Wilmington, DE | Local | 4 | 2023 | $150,000 |
| The Josef and Anni Albers Foundation Inc | | Bethany, CT | Local | 4 | 2023 | $55,000 |
| Werth Family Foundation Inc | | Woodbridge, CT | Local | 2 | 2023 | $50,000 |
| Liberty Bank Foundation | | Middletown, CT | Local | 1 | 2023 | $5,000 |
| Pcpa Foundation C/O Pelli Clarke & Partners Inc | | | National | 1 | 2023 | $500 |
| Connecticut Humanities Council | | Middletown, CT | Local | 3 | 2022 | $199,285 |
| Miriam H Merin Charitable Foundation | | | — | 1 | 2022 | $60,000 |
| The Emily Hall Tremaine Foundation Inc | | Tolland, CT | National | 2 | 2022 | $40,000 |
| New England Grassroots Environment Fund Inc | | Newmarket, NH | National | 1 | 2022 | $16,050 |
| Bob and Renee Parsons Foundation | | Scottsdale, AZ | Local | 1 | 2022 | $13,333 |
| Jeniam Clarkson Foundation | | Newtown, CT | Local | 1 | 2022 | $5,000 |
| Seedlings Foundation | | Branford, CT | Local | 1 | 2021 | $100,000 |
| Yale University | | New Haven, CT | National | 3 | 2021 | $45,000 |
| Avangrid Foundation Inc | | Orange, CT | National | 1 | 2021 | $25,000 |
| Lawson Valentine Foundation | | Hartford, CT | National | 1 | 2021 | $20,000 |
| Social Impact Partners Inc | | Westport, CT | Local | 1 | 2020 | $25,000 |
| The Eder Family Foundation Inc | | West Haven, CT | Local | 1 | 2020 | $10,000 |
| Yale University Elizabethan Club Corp | | New Haven, CT | Local | 1 | 2020 | $5,000 |
| Joe and Cindy Goldberg Family Foundation Inc | | Guilford, CT | Local | 2 | 2019 | $750 |
| Foxboro Foundation Inc | | Essex, CT | Local | 1 | 2017 | $150 |