| 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 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | 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 |
| David Adelman | IA. Community Foundations | Supporting | GA84 |
| Jennifer Harbison | IA. Dept. of Human Services | Undecided | GA84 |
| Laverne Schroeder | IA. Nebraska Farm Equipment Dealers Assn. | Undecided | GA84 |
| Mike Heller | IA. Retail Federation | Undecided | GA84 |
| Paula Feltner | IA. Retail Federation | Undecided | GA84 |
| Brad Epperly | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Keith Luchtel | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Paula Dierenfeld | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Scott Sundstrom | IA. Society of Certified Public Accountants | Undecided | GA84 |
| George Appleby | IA. State Bar Assn. | Undecided | GA84 |
| Jennifer Tyler | IA. State Bar Assn. | Undecided | GA84 |
| Jim Carney | IA. State Bar Assn. | Undecided | GA84 |
| Brad Hudson | IA. State Education Assn. | Undecided | GA84 |
| Melissa Peterson | IA. State Education Assn. | Undecided | GA84 |
| Ed Wallace | IA. Taxpayers Assn. | Supporting | GA84 |
| Brad Epperly | Monsanto Company | Undecided | GA84 |
| Keith Luchtel | Monsanto Company | Undecided | GA84 |
| Scott Sundstrom | Monsanto Company | Undecided | GA84 |