| Jerry Fitzgerald | Agribusiness Association of Iowa | Supporting | GA85 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Supporting | GA85 |
| Marc Beltrame | Agribusiness Association of Iowa | Supporting | GA85 |
| Mark Joyce | Agribusiness Association of Iowa | Supporting | GA85 |
| Matt McKinney | Agribusiness Association of Iowa | Supporting | GA85 |
| Brad Epperly | American Insurance Association | Undecided | GA85 |
| Paula Dierenfeld | American Insurance Association | Undecided | GA85 |
| Scott Sundstrom | American Insurance Association | Undecided | GA85 |
| Daniel Weiser | Annett Holdings | Undecided | GA85 |
| Robert Weiser | Annett Holdings | Undecided | GA85 |
| Frank Chiodo | Associated General Contractors of Iowa | Supporting | GA85 |
| Scott Newhard | Associated General Contractors of Iowa | Supporting | GA85 |
| Brad Epperly | BNSF Railway Co. | Undecided | GA85 |
| Paula Dierenfeld | BNSF Railway Co. | Undecided | GA85 |
| Scott Sundstrom | BNSF Railway Co. | Undecided | GA85 |
| Daniel Weiser | CRST International | Undecided | GA85 |
| Robert Weiser | CRST International | Undecided | GA85 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Supporting | 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 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA85 |
| Lindsay Phillips | Iowa Cattlemen's Association | Undecided | GA85 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA85 |
| Elizabeth Baird | Iowa Dept. of Transportation | Supporting | GA85 |
| David Scott | Iowa Motor Truck Association | Supporting | GA85 |
| Laverne Schroeder | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA85 |
| Will Rogers | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA85 |
| William Heckroth | Iowa State Association of County Supervisors | Undecided | GA85 |
| Gary Grant | Linn County Board of Supervisors | Supporting | GA85 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA85 |
| John Pederson | UPS | Undecided | GA85 |
| Matt Eide | UPS | Undecided | GA85 |