| Jeff Smith | Agribusiness Association of Iowa | Opposing | GA90 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Opposing | GA90 |
| Matt Fitzgerald | Agribusiness Association of Iowa | Opposing | GA90 |
| Brad Epperly | Bayer U.S. LLC | Undecided | GA90 |
| Casey Nickel | Bayer U.S. LLC | Undecided | GA90 |
| Dustin Miller | Bayer U.S. LLC | Undecided | GA90 |
| Katie Hall | Cargill | Undecided | GA90 |
| Mark Joyce | Corteva Agriscience | Undecided | GA90 |
| John Cacciatore | Farm Credit Service of America | Undecided | GA90 |
| Justin Hupfer | Farm Credit Service of America | Undecided | GA90 |
| Liz Hobart | Growmark, Inc. | Undecided | GA90 |
| Mike Rozenboom | Iowa Bankers Association | Undecided | GA90 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA90 |
| Jeff Smith | Iowa Corn Growers Association | Undecided | GA90 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association | Undecided | GA90 |
| Matt Fitzgerald | Iowa Corn Growers Association | Undecided | GA90 |
| Mindy Poldberg | Iowa Corn Growers Association | Undecided | GA90 |
| Colin Tadlock | Iowa Department of Agriculture & Land Stewardship | Supporting | GA90 |
| Haley Hook | Iowa Department of Agriculture & Land Stewardship | Supporting | GA90 |
| Kevin Kuhle | Iowa Farm Bureau Federation | Supporting | GA90 |
| Matt Gronewald | Iowa Farm Bureau Federation | Supporting | GA90 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Supporting | GA90 |
| Chelsea Hoye | Iowa Farmers Union | Supporting | GA90 |
| Threase Harms | Iowa Farmers Union | Supporting | GA90 |
| Bobby Martens | Iowa Institute for Cooperatives | Opposing | GA90 |
| Mike St. Clair | Iowa Institute for Cooperatives | Opposing | GA90 |
| Rebecca Boyer | Iowa Institute for Cooperatives | Opposing | GA90 |
| Nathan Hohnstein | Iowa Renewable Fuels Association (IRF) | Undecided | GA90 |
| Jill Altringer | Iowa State Dairy Association | Undecided | GA90 |
| Jill Altringer | Iowa Turkey Federation | Undecided | GA90 |
| Elizabeth Burns-Thompson | Landus Cooperative | Undecided | GA90 |