| Brad Epperly | BNSF Railway Co. | Undecided | GA84 |
| Keith Luchtel | BNSF Railway Co. | Undecided | GA84 |
| Paula Dierenfeld | BNSF Railway Co. | Undecided | GA84 |
| Scott Sundstrom | BNSF Railway Co. | Undecided | GA84 |
| Brad Epperly | CDS Global, Inc. | Undecided | GA84 |
| Keith Luchtel | CDS Global, Inc. | Undecided | GA84 |
| Paula Dierenfeld | CDS Global, Inc. | Undecided | GA84 |
| Scott Sundstrom | CDS Global, Inc. | 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 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA84 |
| Keith Luchtel | Greater Des Moines Partnership | Undecided | GA84 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA84 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Kevin Condon | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Michael Ralston | 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 |
| Brad Epperly | IA. Broadcasters Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Broadcasters Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Broadcasters Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Broadcasters Assn. | Undecided | GA84 |
| Brad Epperly | IA. Chamber Alliance | Undecided | GA84 |
| John Stineman | IA. Chamber Alliance | Undecided | GA84 |
| Keith Luchtel | IA. Chamber Alliance | Undecided | GA84 |
| Paula Dierenfeld | IA. Chamber Alliance | Undecided | GA84 |
| Scott Sundstrom | IA. Chamber Alliance | Undecided | GA84 |
| Adam Mason | IA. Citizens for Community Improvement Action Fund | Opposing | GA84 |
| Brad Epperly | IA. Grocery Industry Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Grocery Industry Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Grocery Industry Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Grocery Industry Assn. | Undecided | GA84 |
| Brad Epperly | IA. Newspaper Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Newspaper Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Newspaper Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Newspaper Assn. | Undecided | GA84 |
| Brad Epperly | IA. Propane Gas Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Propane Gas Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Propane Gas Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Propane Gas Assn. | Undecided | GA84 |
| Jim Henter | IA. Retail Federation | 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 | Meredith Corporation | Supporting | GA84 |
| George Appleby | Meredith Corporation | Undecided | GA84 |
| Jennifer Tyler | Meredith Corporation | Supporting | GA84 |
| Jennifer Tyler | Meredith Corporation | Undecided | GA84 |
| Jim Carney | Meredith Corporation | Supporting | GA84 |
| Jim Carney | Meredith Corporation | Undecided | GA84 |
| Brad Epperly | Monsanto Company | Undecided | GA84 |
| Keith Luchtel | Monsanto Company | Undecided | GA84 |
| Scott Sundstrom | Monsanto Company | Undecided | GA84 |
| Kristin Failor | National Federation of Independent Business (NFIB /IA) | Undecided | GA84 |
| Daniel Weiser | Windstream Communications Corporation | Undecided | GA84 |
| Robert Weiser | Windstream Communications Corporation | Undecided | GA84 |