| Council of Independent Colleges | | Washington, DC | National | 8 | 2024 | $834,965 |
| Prairie Meadows Race Track & Casino Inc | | Altoona, IA | Local | 6 | 2024 | $581,100 |
| Kent Corporation Charitable Foundation | | Muscatine, IA | Local | 7 | 2024 | $390,000 |
| Greater Cedar Rapids Community Foundation | | Cedar Rapids, IA | Local | 7 | 2024 | $223,000 |
| Kinney-Lindstrom Foundation Inc | | Mason City, IA | Local | 4 | 2024 | $217,500 |
| United Fire Group Foundation | | Cedar Rapids, IA | Local | 7 | 2024 | $176,000 |
| Emc Insurance Foundation | | Des Moines, IA | Local | 3 | 2024 | $110,250 |
| Mcintyre Foundation | | Lawrence, KS | Local | 7 | 2024 | $101,300 |
| Grinnell Mutual Group Foundation | | Grinnell, IA | Local | 5 | 2024 | $72,000 |
| Pella Rolscreen Foundation | | Pella, IA | Local | 5 | 2024 | $51,000 |
| Greenstate Credit Union | | | Local | 5 | 2024 | $50,000 |
| Voorhees Family Foundation | | Cedar Falls, IA | Local | 4 | 2024 | $49,000 |
| A Y Mcdonald Mfg Co Charitable Foundation | | Dubuque, IA | Local | 5 | 2024 | $45,500 |
| The Vogel Foundation | | Orange City, IA | Local | 7 | 2024 | $44,509 |
| Rpc Inc Charitable Foundation | | Iowa City, IA | Local | 5 | 2024 | $40,000 |
| Lsb Foundation | | Reinbeck, IA | Local | 7 | 2024 | $36,000 |
| First Citizens Charitable Foundation Inc | | Mason City, IA | Local | 7 | 2024 | $35,000 |
| Johnson Foundation | | Chariton, IA | Local | 8 | 2024 | $32,000 |
| John Ruan Foundation Trust | | Urbandale, IA | Local | 5 | 2024 | $25,000 |
| New Hope Foundation | | Muscatine, IA | National | 7 | 2024 | $22,000 |
| Spahn & Rose Lumber Co Charitable Foundation | | Dubuque, IA | Local | 7 | 2024 | $19,250 |
| Klauer Foundation Trust | | Chicago, IL | Local | 7 | 2024 | $17,500 |
| Merchants Bonding Company Foundation | | Wdm, IA | Local | 7 | 2024 | $16,750 |
| Quad Cities Community Foundation | | Bettendorf, IA | Local | 2 | 2024 | $16,000 |
| Community Foundation of Greater Dubuque | | Dubuque, IA | Local | 2 | 2024 | $13,000 |
| Daniel J & Ann L Krumm Charitable Trust | | Ames, IA | Local | 6 | 2024 | $12,000 |
| Fairfax State Savings Bank Charitable Trust | | Fairfax, IA | Local | 6 | 2024 | $11,000 |
| Stanley Consultants Charitable Foundation | | Muscatine, IA | Local | 5 | 2024 | $10,750 |
| Home State Bank Charitable Foundation | | Jefferson, IA | Local | 6 | 2024 | $7,250 |
| Iowa State Bank Charitable Foundation | | Sac City, IA | Local | 7 | 2024 | $7,000 |
| Krause Gentle Foundation | | | Local | 7 | 2024 | $7,000 |
| Nicholas J Schrup Charitable Trust | | Dubuque, IA | Local | 4 | 2024 | $6,500 |
| Richter Family Foundation | | Hayward, WI | National | 4 | 2024 | $4,000 |
| Interstates Foundation | | Sioux Center, IA | Local | 2 | 2024 | $3,000 |
| Gantz Foundation Charit Tr | | Dubuque, IA | Local | 1 | 2024 | $2,500 |
| Demco Charitable Foundation | | Boyden, IA | Local | 6 | 2024 | $1,500 |
| Iowa Savings Bank Charitable Foundation | | Carroll, IA | Local | 4 | 2024 | $1,300 |
| Mahoney-Hill Charitable Fund Trust | | Sioux City, IA | Local | 6 | 2023 | $10,850 |
| Cambridge Foundation Inc | | Fairfield, IA | Local | 5 | 2023 | $5,750 |
| Woodward Foundation | | Dubuque, IA | Local | 2 | 2023 | $5,500 |
| C Richard Stark Jr Foundation | | Fort Dodge, IA | Local | 4 | 2023 | $5,000 |
| John & Mary Pappajohn Scholarship Foundation | | | National | 6 | 2023 | $4,500 |
| Molo Fam Chrtble Tr 11132000 | | Dubuque, IA | Local | 1 | 2023 | $2,000 |
| Breidegam Family Foundation Inc | | Lancaster, PA | Local | 2 | 2023 | $2,000 |
| William C Knapp Charitable Foundation | | Wdm, IA | Local | 4 | 2023 | $1,000 |
| Encova Foundation of Ohio | | Columbus, OH | Local | 3 | 2022 | $24,500 |
| Abbott B and Joan M Lipsky Fund | | Cedar Rapids, IA | National | 5 | 2022 | $22,250 |
| Hni Charitable Foundation | | Muscatine, IA | Local | 5 | 2022 | $5,000 |
| Clausen Family Foundation | | Holstein, IA | Local | 2 | 2021 | $700,000 |
| Crescent Electric Charitable Foundation | | East Dubuque, IL | Local | 2 | 2021 | $5,000 |
| Iowa Grocers Education Foundation | | Urbandale, IA | — | 3 | 2020 | $490,163 |
| Harold R Bechtel Charitable Tr | | Davenport, IA | Local | 1 | 2020 | $40,000 |
| West Bancorporation Foundation Inc | | Wdm, IA | Local | 1 | 2020 | $3,500 |
| Fnnb Foundation | | Newton, IA | Local | 2 | 2020 | $500 |
| James W and Frances M Ackerman Charitable Foundation | | Fort Dodge, IA | Local | 2 | 2020 | $500 |
| Community Foundation of Greater Muscatine | | Muscatine, IA | Local | 1 | 2019 | $367,259 |
| South Story Bank Charitable Foundation | | Huxley, IA | Local | 2 | 2019 | $2,000 |
| Thomson Charitable Foundation | | Cresco, IA | Local | 2 | 2019 | $2,000 |
| Winegard Foundation | | Burlington, IA | Local | 2 | 2019 | $1,500 |
| Chrysalis Foundation | | Wdm, IA | Local | 2 | 2018 | $10,000 |
| Foundation for Advancing Technology and Community Giving | | | — | 1 | 2018 | $1,500 |
| R&r Realty Group Foundation | | Wdm, IA | Local | 1 | 2018 | $1,000 |