| William D Yahn Foundation for the Preservation of Nature Inc | | Palm Beach, FL | Local | 4 | 2024 | $129,610 |
| Isdell Family Foundation | | Chatham, NJ | Local | 2 | 2024 | $37,676 |
| Fort Wayne Zoological Society Inc | | Fort Wayne, IN | National | 4 | 2024 | $35,625 |
| Keefe Family Foundation | | Greenwich, CT | National | 1 | 2024 | $32,600 |
| Wildlife Conservation Society | | Bronx, NY | National | 2 | 2024 | $25,386 |
| Zoological Society of Cincinnati | | Cincinnati, OH | National | 1 | 2024 | $12,581 |
| Henry O Schaefer Family Foundation | | Roanoke, VA | Local | 3 | 2024 | $5,500 |
| Folke H Peterson Charitable Foundation | | Orlando, FL | National | 5 | 2023 | $290,000 |
| Indianapolis Zoological Society Inc | | Indianapolis, IN | National | 5 | 2023 | $124,455 |
| Friends of Tracy Aviary 09-20-93 | | Salt Lake Cty, UT | Local | 2 | 2023 | $40,000 |
| The Batir Foundation Inc C/O Patricia Bauman | | | — | 3 | 2022 | $31,124 |
| Conservation Centers for Species Survival | | Austin, TX | National | 1 | 2021 | $12,500 |
| The@Elizabeth Wakeman Henderson Charitable Foundation | | New York, NY | Local | 1 | 2021 | $6,000 |
| Minnesota Zoo Foundation | | Apple Valley, MN | Local | 2 | 2019 | $17,000 |
| Shearwater Foundation | | Huntsville, AL | National | 1 | 2019 | $8,000 |
| David and Terri@Kester Foundation Inc | | Asheville, NC | National | 1 | 2018 | $2,500 |
| Rockefeller Foundation | | New York, NY | Local | 1 | 2018 | $450 |