| Michael Hauan | All Terrain Vehicle Assn. of IA | Undecided | GA84 |
| 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 | 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 |
| Joe Kelly | IA. County Attorneys Assn. | Supporting | GA84 |
| Susan Cameron Daemen | IA. County Attorneys Assn. | Supporting | GA84 |
| Lyle Brehm | IA. County Engineers Assn. | Undecided | GA84 |
| Ross Loder | IA. Dept. of Public Safety | Undecided | GA84 |
| Elizabeth Baird | IA. Dept. of Transportation | Undecided | GA84 |
| Jim Obradovich | IA. Environmental Council | Undecided | GA84 |
| Jen Schulte | IA. Farmers Union | Undecided | GA84 |
| Kent Hartwig | IA. Farmers Union | Undecided | GA84 |
| Threase Harms | IA. Farmers Union | Undecided | GA84 |
| Jessica Hyland | IA. Insurance Institute | Undecided | GA84 |
| Thomas Stanberry | IA. Insurance Institute | Undecided | GA84 |
| Laverne Schroeder | IA. Nebraska Farm Equipment Dealers Assn. | Supporting | GA84 |
| Laverne Schroeder | IA. Nebraska Farm Equipment Dealers Assn. | Undecided | GA84 |
| Will Rogers | IA. Nebraska Farm Equipment Dealers Assn. | Supporting | GA84 |
| Will Rogers | IA. Nebraska Farm Equipment Dealers Assn. | Undecided | GA84 |
| Hanna DeGroot | IA. State Assn. of Counties | Undecided | GA84 |
| Kristi Harshbarger | IA. State Assn. of Counties | Undecided | GA84 |
| Linda Hinton | IA. State Assn. of Counties | Undecided | GA84 |
| MaryBeth Mellick | IA. State Assn. of Counties | Undecided | GA84 |
| William Peterson | IA. State Assn. of Counties | Undecided | 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 |
| Bob Skow | Independent Insurance Agents of IA | Undecided | GA84 |
| Larry Blixt | Independent Insurance Agents of IA | 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 |