| Drew Kamp | Ames Chamber of Commerce | Undecided | GA88 |
| Tim Reilly | Department of Revenue | Undecided | GA88 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA88 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA88 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA88 |
| Joe Murphy | Greater Des Moines Partnership | Undecided | GA88 |
| Katie Graham | Greater Des Moines Partnership | Undecided | GA88 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA88 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA88 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA88 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA88 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA88 |
| Katie Graham | Iowa Chamber Alliance | Undecided | GA88 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA88 |
| Erika Eckley | Iowa Hospital Association | Undecided | GA88 |
| Erin Cubit | Iowa Hospital Association | Undecided | GA88 |
| J. Norris | Iowa Hospital Association | Undecided | GA88 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA88 |
| Maureen Keehnle | Iowa Hospital Association | Undecided | GA88 |
| Jim Henter | Iowa Retail Federation | Undecided | GA88 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Katie Graham | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA88 |