| Angela Davis | Home Builders Association of Iowa | Undecided | GA85 |
| Bill Wimmer | Home Builders Association of Iowa | Undecided | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Automobile Dealers Association | Undecided | GA85 |
| Mikel Derby | Iowa Dept. of Transportation | Undecided | GA85 |
| Doug Struyk | Iowa Drainage District Association | Undecided | GA85 |
| George Appleby | Iowa Drainage District Association | Undecided | GA85 |
| Jennifer Tyler | Iowa Drainage District Association | Undecided | GA85 |
| Jim Carney | Iowa Drainage District Association | Undecided | GA85 |
| Mona Bond | Iowa Drainage District Association | Undecided | GA85 |
| Jim Obradovich | Iowa Shortline and Regional Railroad Association | Undecided | GA85 |
| Hanna DeGroot | Iowa State Association of Counties | Supporting | GA85 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA85 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA85 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA85 |
| William Peterson | Iowa State Association of Counties | Supporting | GA85 |
| William Heckroth | Iowa State Association of County Supervisors | Supporting | GA85 |
| Jarret Heil | Iowa State County Treasurers Association | Supporting | GA85 |
| Terri Kness | Iowa State County Treasurers Association | Supporting | GA85 |
| Steven Schoenebaum | Smithfield Foods, Inc. | Undecided | GA85 |
| Lewis Finch | Urban Education Network of Iowa | Undecided | GA85 |
| Margaret Buckton | Urban Education Network of Iowa | Undecided | GA85 |