| Jerry Fitzgerald | Agribusiness Association of Iowa | Undecided | GA86 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Undecided | GA86 |
| Matt Fitzgerald | Agribusiness Association of Iowa | Undecided | GA86 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA86 |
| Joe Murphy | Board of Regents, State of Iowa | Undecided | GA86 |
| Katie Mulholland | Board of Regents, State of Iowa | Undecided | GA86 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA86 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA86 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA86 |
| Jim Obradovich | Conservation Districts of Iowa | Undecided | GA86 |
| Mark Joyce | Du Pont Businesses | Undecided | GA86 |
| Angela Davis | Hy-Vee, Inc. | Undecided | GA86 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA86 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Rachel Geilenfeld | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Zach Dalluge | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Dustin Noble | Iowa Cattlemen's Association | Undecided | GA86 |
| Justine Stevenson | Iowa Cattlemen's Association | Undecided | GA86 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA86 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA86 |
| Jerry Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA86 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA86 |
| Matt Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA86 |
| Mindy Poldberg | Iowa Corn Growers Association(ICG) | Undecided | GA86 |
| Matt Gronewald | Iowa Dept. of Agriculture | Supporting | GA86 |
| Jim Obradovich | Iowa Environmental Council | Undecided | GA86 |
| John Pederson | Iowa Ethanol Producers Association | Undecided | GA86 |
| Laura Book | Iowa Ethanol Producers Association | Undecided | GA86 |
| Matt Eide | Iowa Ethanol Producers Association | Undecided | GA86 |
| Jake Oeth | Iowa Farmers Union | Undecided | GA86 |
| Kent Hartwig | Iowa Farmers Union | Undecided | GA86 |
| Threase Harms | Iowa Farmers Union | Undecided | GA86 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Grocery Industry Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Grocery Industry Association | Undecided | GA86 |
| John Pederson | Iowa Harness Horsemen's Association | Undecided | GA86 |
| Laura Book | Iowa Harness Horsemen's Association | Undecided | GA86 |
| Matt Eide | Iowa Harness Horsemen's Association | Undecided | GA86 |
| Kayla Lyon | Iowa Institute for Cooperatives | Undecided | GA86 |
| Cody McKinley | Iowa Pork Producers Association (IPP) | Undecided | GA86 |
| Jerry Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA86 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA86 |
| Matt Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA86 |
| Dawn Carlson | Petroleum Marketers and Convenience Stores of Iowa | Undecided | GA86 |
| Dustin Noble | Petroleum Marketers and Convenience Stores of Iowa | Undecided | GA86 |
| Kellie Paschke | Petroleum Marketers and Convenience Stores of Iowa | Undecided | GA86 |
| Troy Skinner | Petroleum Marketers and Convenience Stores of Iowa | Undecided | GA86 |