| Jerry Fitzgerald | Agribusiness Association of Iowa | Supporting | GA85 |
| Jerry Fitzgerald | Agribusiness Association of Iowa | Undecided | GA85 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Supporting | GA85 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Undecided | GA85 |
| Mark Joyce | Agribusiness Association of Iowa | Supporting | GA85 |
| Mark Joyce | Agribusiness Association of Iowa | Undecided | GA85 |
| Christopher Riley | Archer Daniels Midland Company | Supporting | GA85 |
| Billi Hunt | Du Pont Businesses | Supporting | GA85 |
| Mark Joyce | Du Pont Businesses | Supporting | GA85 |
| Angela Davis | Hy-Vee, Inc. | Undecided | GA85 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA85 |
| Gary Dickey | Iowa Biodiesel Board | Supporting | GA85 |
| Brad Epperly | Iowa Broadcasters Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Broadcasters Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Broadcasters Association | Undecided | GA85 |
| Justine Stevenson | Iowa Cattlemen's Association | Undecided | GA85 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA85 |
| Lindsay Phillips | Iowa Cattlemen's Association | Undecided | GA85 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA85 |
| Jerry Fitzgerald | Iowa Corn Growers Association(ICG) | Supporting | GA85 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association(ICG) | Supporting | GA85 |
| Mark Joyce | Iowa Corn Growers Association(ICG) | Supporting | GA85 |
| Mindy Poldberg | Iowa Corn Growers Association(ICG) | Supporting | GA85 |
| John Pederson | Iowa Ethanol Producers Association | Undecided | GA85 |
| Matt Eide | Iowa Ethanol Producers Association | Undecided | GA85 |
| Don Petersen | Iowa Farm Bureau Federation | Supporting | GA85 |
| Marty Schwager | Iowa Farm Bureau Federation | Supporting | GA85 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Supporting | GA85 |
| Courtney Willits | Iowa Farmers Union | Undecided | GA85 |
| Kent Hartwig | Iowa Farmers Union | Undecided | GA85 |
| Threase Harms | Iowa Farmers Union | Undecided | GA85 |
| Drue Sander | Iowa Institute for Cooperatives | Undecided | GA85 |
| Kayla Lyon | Iowa Institute for Cooperatives | Undecided | GA85 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Newspaper Association | Undecided | GA85 |
| Jerry Fitzgerald | Iowa Pork Producers Association (IPP) | Supporting | GA85 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association (IPP) | Supporting | GA85 |
| Mark Joyce | Iowa Pork Producers Association (IPP) | Supporting | GA85 |
| Jill Altringer | Iowa Poultry Association | Supporting | GA85 |
| Grant Menke | Iowa Renewable Fuels Association (IRF) | Supporting | GA85 |
| Brad Epperly | Monsanto Company | Undecided | GA85 |
| Scott Sundstrom | Monsanto Company | Undecided | GA85 |
| Scott Hedderich | Renewable Energy Group (REG) | Supporting | GA85 |
| Steven Schoenebaum | Smithfield Foods, Inc. | Undecided | GA85 |