| Robert Weiser | Annett Holdings | Undecided | GA87 |
| Brad Epperly | BNSF Railway Co. | Opposing | GA87 |
| Brad Epperly | BNSF Railway Co. | Undecided | GA87 |
| Dustin Miller | BNSF Railway Co. | Opposing | GA87 |
| Dustin Miller | BNSF Railway Co. | Undecided | GA87 |
| Paige Thorson | BNSF Railway Co. | Opposing | GA87 |
| Paige Thorson | BNSF Railway Co. | Undecided | GA87 |
| Paula Dierenfeld | BNSF Railway Co. | Opposing | GA87 |
| Paula Dierenfeld | BNSF Railway Co. | Undecided | GA87 |
| Kate Walton | CN Rail | Opposing | GA87 |
| Matt Eide | CN Rail | Opposing | GA87 |
| Robert Weiser | CRST International | Undecided | GA87 |
| Doug Struyk | City of Waukee | Undecided | GA87 |
| Jim Carney | City of Waukee | Undecided | GA87 |
| Shannon Henson | City of Waukee | Undecided | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Mikel Derby | Iowa Dept. of Transportation | Undecided | GA87 |
| Susan Fenton | Iowa Dept. of Transportation | Undecided | GA87 |
| Angela Davis | Iowa Lumber Association | Undecided | GA87 |
| Bill Wimmer | Iowa Lumber Association | Undecided | GA87 |
| David Scott | Iowa Motor Truck Association | Undecided | GA87 |
| Will Rogers | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA87 |
| Jim Obradovich | Iowa Shortline and Regional Railroad Association | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA87 |
| William Peterson | Iowa State Association of Counties | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA87 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA87 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA87 |
| Bob Rafferty | Truckstops of Iowa | Undecided | GA87 |
| Eric Goranson | Union Pacific Railroad | Opposing | GA87 |
| Karla Fultz McHenry | Union Pacific Railroad | Opposing | GA87 |
| Michael Triplett | Union Pacific Railroad | Opposing | GA87 |
| Michael Triplett | Union Pacific Railroad | Undecided | GA87 |
| Gary Grant | Urban County Coalition | Undecided | GA87 |
| Larry Murphy | Urban County Coalition | Undecided | GA87 |
| Meghan Malloy | Urban County Coalition | Undecided | GA87 |