| Mercy Medical Center Cedar Rapids Iowa Endowment Foundation Inc | | Cedar Rapids, IA | Local | 8 | 2024 | $62,923,133 |
| Mercycare Service Corporation | | Cedar Rapids, IA | Local | 8 | 2024 | $4,875,197 |
| Greater Cedar Rapids Community Foundation | | Cedar Rapids, IA | Local | 7 | 2024 | $3,128,475 |
| Hall-Perrine Foundation | | Cedar Rapids, IA | Local | 4 | 2024 | $2,800,000 |
| Weaver G Witwer Charitable Trust No 4 | | Saint Louis, MO | Local | 6 | 2024 | $1,499,345 |
| Lavern T Busse & Audrey Busse Foundation | | Cedar Rapids, IA | Local | 7 | 2024 | $241,625 |
| Variety the Childrens Charity of Iowa | | Des Moines, IA | Local | 7 | 2024 | $210,968 |
| Iowa Oncology Research Association | | Des Moines, IA | Local | 1 | 2024 | $197,592 |
| David C Neuhaus Family Foundation | | Fairfax, IA | Local | 7 | 2024 | $152,500 |
| Rohde Family Charitable Foundation | | Cedar Rapids, IA | Local | 7 | 2024 | $120,000 |
| Aiming for a Cure Foundation | | Iowa City, IA | Local | 2 | 2024 | $115,000 |
| United Fire Group Foundation | | Cedar Rapids, IA | Local | 2 | 2024 | $75,000 |
| I Know Jack Foundation Inc | | Cedar Rapids, IA | Local | 2 | 2024 | $70,000 |
| Fairfax State Savings Bank Charitable Trust | | Fairfax, IA | Local | 6 | 2024 | $58,500 |
| Mcintyre Foundation | | Lawrence, KS | Local | 5 | 2024 | $55,000 |
| John C Pangborn Tr Uw Item 15 Nect | | Pittsburgh, PA | Local | 1 | 2024 | $23,085 |
| Kenneth K Kinsey Family Foundation | | Iowa City, IA | Local | 4 | 2024 | $20,000 |
| Grinnell Regional Medical Center | | Grinnell, IA | Local | 2 | 2024 | $14,530 |
| John P and Lawrence J Giacoletto Foundation | | Marion, IA | Local | 1 | 2024 | $10,000 |
| Esp International Charitable Foundation | | Cedar Rapids, IA | Local | 4 | 2024 | $8,066 |
| Cockburn Res Tw | | | Local | 7 | 2024 | $4,680 |
| John E Fetzer Institute Inc | | Kalamazoo, MI | National | 5 | 2024 | $1,200 |
| Norman R & L Rachel Gangestad Davis Foundation | | Wilmington, DE | National | 1 | 2024 | $250 |
| United Way of East Central Iowa | | Cedar Rapids, IA | Local | 3 | 2023 | $24,886 |
| Chicopee Savings Bank Charitable Foundation | | Chicopee, MA | Local | 2 | 2023 | $18,000 |
| Bolduc Schuster Family Foundation | | West Hartford, CT | Local | 1 | 2023 | $8,000 |
| Wabtec Foundation | | Pittsburgh, PA | National | 1 | 2023 | $50 |
| Mercy Gift Shop | | Dubuque, IA | — | 4 | 2022 | $176,926 |
| Joseph and Helen Ertl Family Foundation | | Dubuque, IA | Local | 4 | 2021 | $38,000 |
| Wolfe Cataract Foundation | | Marshalltown, IA | Local | 1 | 2021 | $8,514 |
| Vizient Foundation Inc | | Irving, TX | National | 1 | 2020 | $20,000 |
| Mercy Health Network Inc | | Des Moines, IA | — | 1 | 2020 | $10,000 |
| Herrig Charitable Foundation | | Dubuque, IA | Local | 1 | 2020 | $2,000 |
| Dupaco Rw Hoefer Foundation | | Dubuque, IA | Local | 1 | 2019 | $1,000 |
| Melissa Lea Reicks Foundation Inc | | Lawler, IA | Local | 1 | 2018 | $50,500 |
| Community Foundation of Greater Dubuque | | Dubuque, IA | Local | 1 | 2018 | $11,160 |