| The Bobolink Foundation | | Chicago, IL | Local | 7 | 2024 | $285,000 |
| Vanderpoel Conservation Foundation | | Chicago, IL | Local | 7 | 2024 | $151,439 |
| Oberweiler Foundation | | Barrington, IL | Local | 5 | 2024 | $100,000 |
| Charles and Margery Barancik Foundation | | Sarasota, FL | Local | 3 | 2024 | $65,000 |
| Hamill Family Foundation | | | Local | 5 | 2024 | $50,000 |
| Corwith Fund | | Chicago, IL | Local | 7 | 2024 | $38,500 |
| Earle M Combs & Virginia M Combs | | Barrington, IL | National | 3 | 2024 | $37,000 |
| The P Bruce and Virginia C Benson Foundation | | Colorado Spgs, CO | National | 7 | 2024 | $36,100 |
| S & E Bramsen Foundation | | Chicago, IL | Local | 6 | 2024 | $30,000 |
| Nancy Kaighin Van Fossan Family Foundation Inc | | Warren, OH | Local | 3 | 2024 | $6,500 |
| Yellow-Crowned Foundation | | Inverness, IL | National | 4 | 2024 | $2,000 |
| Berry Family Charitable Foundation | | Scales Mound, IL | Local | 1 | 2024 | $1,000 |
| On the House Foundation | | Tower Lakes, IL | National | 1 | 2024 | $500 |
| Illinois Clean Energy Community Foundation | | | Local | 6 | 2023 | $5,801,419 |
| James and Wanda Hollensteiner Foundation | | Edina, MN | Local | 1 | 2022 | $75 |
| The Duchossois Family Foundation | | Chicago, IL | Local | 1 | 2021 | $10,000 |
| Openlands | | Chicago, IL | Local | 1 | 2021 | $10,000 |
| Barrington Area Community Foundation | | Barrington, IL | Local | 1 | 2020 | $8,000 |
| Edwin F Schild Charitable Foundation | | Barrington, IL | Local | 2 | 2020 | $1,000 |
| Cme Group Community Foundation F/K/a Nymex Foundation | | | — | 1 | 2019 | $50 |
| Rice Family Foundation | | Bainbridge Is, WA | National | 2 | 2018 | $10,000 |