| Adam Gregg | Allied Insurance | Undecided | GA84 |
| Marc Beltrame | Allied Insurance | Undecided | GA84 |
| Brad Epperly | Deere & Company | Undecided | GA84 |
| Jason Francque | Deere & Company | Undecided | GA84 |
| Keith Luchtel | Deere & Company | Undecided | GA84 |
| Paula Dierenfeld | Deere & Company | Undecided | GA84 |
| Scott Sundstrom | Deere & Company | Undecided | GA84 |
| Andrea Jansa | Goff Public for Polaris Industries | Supporting | GA84 |
| Susan Fenton | Goff Public for Polaris Industries | Supporting | GA84 |
| Susan Fenton | Goff Public for Polaris Industries | Undecided | GA84 |
| Brad Epperly | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Mike Heller | IA. Conservation Alliance | Undecided | GA84 |
| Paula Feltner | IA. Conservation Alliance | Undecided | GA84 |
| Diane Ford | IA. Dept. of Natural Resources | Undecided | GA84 |
| Ross Loder | IA. Dept. of Public Safety | Undecided | GA84 |
| Elizabeth Baird | IA. Dept. of Transportation | Undecided | GA84 |
| Jim Obradovich | IA. Environmental Council | Opposing | GA84 |
| MARK MAXWELL | IA. Motorcycle Dealers Assn. | Opposing | GA84 |
| Michael Wentzien | IA. State Assn. of County Supervisors | Undecided | GA84 |
| Mike Heller | IA. State Snowmobile Assn. | Undecided | GA84 |
| Paula Feltner | IA. State Snowmobile Assn. | Undecided | GA84 |
| MIke Delaney | Izaak Walton League - Iowa Division | Undecided | GA84 |
| Adam Gregg | Nationwide Agribusiness | Undecided | GA84 |
| Marc Beltrame | Nationwide Agribusiness | Undecided | GA84 |
| Adam Gregg | Nationwide Mutual Ins. Co. | Undecided | GA84 |
| Marc Beltrame | Nationwide Mutual Ins. Co. | Undecided | GA84 |