| Bravo Greater Des Moines Inc | | Des Moines, IA | Local | 8 | 2024 | $1,201,925 |
| Fred Maytag Family Foundation | | San Francisco, CA | National | 7 | 2024 | $175,000 |
| Prairie Meadows Race Track & Casino Inc | | Altoona, IA | Local | 4 | 2024 | $155,000 |
| Nelson Foundation | | Des Moines, IA | Local | 3 | 2024 | $130,000 |
| C Robert Brenton and Babette Cbrenton Foundation | | Saint Louis, MO | Local | 3 | 2024 | $110,000 |
| Ethel S Abbott Charitable Foundation | | Ralston, NE | Local | 4 | 2024 | $100,000 |
| Emc Insurance Foundation | | Des Moines, IA | Local | 4 | 2024 | $85,000 |
| Marlin Cole and Connie Belin Charitable Foundation | | Des Moines, IA | Local | 7 | 2024 | $85,000 |
| Coons Foundation | | Memphis, TN | Local | 7 | 2024 | $39,000 |
| Gartner Family Foundation | | Des Moines, IA | Local | 5 | 2024 | $6,500 |
| Beasley Family Foundation Inc | | Mason City, IA | Local | 7 | 2024 | $3,500 |
| John K and Luise V Hanson Foundation | | Forest City, IA | Local | 1 | 2024 | $2,500 |
| Andringa Family Foundation Inc | | Mitchellville, IA | National | 1 | 2023 | $50,000 |
| The Growmark Foundation | | Bloomington, IL | Local | 4 | 2023 | $40,000 |
| The Vogel Foundation | | Orange City, IA | Local | 6 | 2023 | $18,000 |
| Silos and Smokestacks National Heritage Area Inc | | Waterloo, IA | Local | 2 | 2023 | $10,792 |
| John and Ann Ghrist Family Foundation | | Des Moines, IA | Local | 5 | 2023 | $9,500 |
| Hermanson Family Charitable Foundation | | Story City, IA | Local | 6 | 2023 | $2,800 |
| Roy J Carver Charitable Tr | | Muscatine, IA | Local | 2 | 2022 | $465,000 |
| Wt and Edna M Dahl Trust C/O Paul R Tyler Trustee | | | — | 1 | 2022 | $100,000 |
| Lienemann Charitable Foundation Inc | | Lincoln, NE | — | 1 | 2022 | $13,000 |
| Union Pacific Foundation | | Omaha, NE | National | 1 | 2021 | $5,000 |
| Meredith Corporation Foundation | | Des Moines, IA | Local | 1 | 2020 | $2,600 |
| Meier Bernstein Foundation C/O Mcgrath Doyle & Phair | | | — | 2 | 2019 | $27,500 |
| Krause Gentle Foundation | | | Local | 1 | 2019 | $1,000 |
| Community Foundation of Northern Colorado | | Fort Collins, CO | Local | 1 | 2017 | $6,000 |