| Brad Epperly | Greater Des Moines Partnership | Undecided | GA85 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA85 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA85 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA85 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA85 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA85 |
| Scott Sundstrom | Iowa Chamber Alliance | Undecided | GA85 |
| Don Petersen | Iowa Farm Bureau Federation | Opposing | GA85 |
| Marty Schwager | Iowa Farm Bureau Federation | Opposing | GA85 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Opposing | GA85 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Newspaper 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 |
| Doug Struyk | Iowa State Bar Association | Supporting | GA85 |
| George Appleby | Iowa State Bar Association | Supporting | GA85 |
| Jennifer Tyler | Iowa State Bar Association | Supporting | GA85 |
| Jim Carney | Iowa State Bar Association | Supporting | GA85 |
| Steve Ovel | Kirkwood Community College | Supporting | GA85 |
| Gary Grant | Linn County Board of Supervisors | Supporting | GA85 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA85 |
| Gary Grant | Urban County Coalition | Supporting | GA85 |
| Larry Murphy | Urban County Coalition | Supporting | GA85 |