| Julie Vande Hoef | Alliant Energy Corporation | Undecided | GA89 |
| Ted Stopulos | Alliant Energy Corporation | Undecided | GA89 |
| Drew Klein | Americans For Prosperity | Supporting | GA89 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA89 |
| Kate Walton | Arconic (Formerly Alcoa) | Undecided | GA89 |
| Matt Eide | Arconic (Formerly Alcoa) | Undecided | GA89 |
| Brad Epperly | Bayer U.S. LLC | Undecided | GA89 |
| Dustin Miller | Bayer U.S. LLC | Undecided | GA89 |
| Barbra Solberg | Cedar Rapids Metro Economic Alliance | Undecided | GA89 |
| MaryNelle Trefz | Common Good Iowa | Supporting | GA89 |
| Sheila Hansen | Common Good Iowa | Supporting | GA89 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Undecided | GA89 |
| Clara Wulfsen | Department of Revenue | Undecided | GA89 |
| Ryan Sempf | Dubuque Area Chamber of Commerce | Undecided | GA89 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA89 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA89 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA89 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| John Davis | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA89 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Supporting | GA89 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA89 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA89 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Undecided | GA89 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA89 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA89 |
| Kate Walton | Lennox International | Undecided | GA89 |
| Matt Eide | Lennox International | Undecided | GA89 |
| John Hall | Marshalltown Area Chamber of Commerce | Undecided | GA89 |
| Kate Walton | POET, LLC | Undecided | GA89 |
| Matt Eide | POET, LLC | Undecided | GA89 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Steven Schoenebaum | Syngenta Crop Protection | Undecided | GA89 |