| Patterson Family Foundation | | Chicago, IL | National | 8 | 2024 | $235,000 |
| Lau & Bea Christensen Charitable Foundat | | | Local | 7 | 2024 | $70,000 |
| Jahns Family Foundation | | Chicago, IL | Local | 3 | 2024 | $51,100 |
| Bradshaw-Knight Foundation Inc | | Madison, WI | National | 4 | 2024 | $35,000 |
| Malcolm Stack Foundation Inc | | Windsor, WI | Local | 6 | 2024 | $27,500 |
| Phoebe R and John D Lewis Foundation | | Green Bay, WI | National | 1 | 2024 | $15,000 |
| The Leila and Mickey Straus Fam Charitable Tr | | New York, NY | Local | 1 | 2024 | $5,000 |
| John J Frautschi Family Foundation Inc | | Madison, WI | Local | 2 | 2024 | $2,000 |
| Gorbach Family Foundation | | Topanga, CA | Local | 1 | 2024 | $250 |
| The Bobolink Foundation | | Chicago, IL | Local | 1 | 2023 | $300,000 |
| John C Bock Foundation | | Pickett, WI | Local | 6 | 2023 | $87,000 |
| American Farmland Trust | | Washington, DC | National | 1 | 2023 | $10,000 |
| Powers-Wolfe Charitable Trust | | Madison, WI | Local | 2 | 2023 | $10,000 |
| Lake Michigan Bird Observatory Inc | | Prt Washingtn, WI | Local | 1 | 2023 | $8,000 |
| Madison Community Foundation | | Madison, WI | Local | 1 | 2022 | $20,000 |
| Madison Gas & Electric Foundation Inc | | Madison, WI | Local | 1 | 2022 | $1,000 |
| Natural Resources Foundation of Wisconsin Inc | | Madison, WI | Local | 1 | 2021 | $25,000 |
| Schlecht Family Foundation Inc | | Waunakee, WI | Local | 1 | 2021 | $15,000 |
| James E Dutton Foundation Inc | | Merrill, WI | Local | 1 | 2021 | $10,000 |
| Single Step Foundation | | Boulder, CO | Local | 1 | 2021 | $1,000 |
| Patagoniaorg | | | National | 1 | 2019 | $12,500 |
| Jennie H Olson Charitable Foundation Inc | | Scottsdale, AZ | Local | 1 | 2018 | $6,000 |