| Brad Epperly | AIG-American International Companies | Undecided | GA89 |
| Dustin Miller | AIG-American International Companies | Undecided | GA89 |
| Drew Klein | Americans For Prosperity | Supporting | GA89 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA89 |
| Brad Epperly | Bayer U.S. LLC | Undecided | GA89 |
| Dustin Miller | Bayer U.S. LLC | Undecided | GA89 |
| Carolann Jensen | Board of Regents, State of Iowa | Undecided | GA89 |
| Jennifer Harbison | Board of Regents, State of Iowa | Undecided | GA89 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA89 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA89 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Undecided | GA89 |
| Karla Fultz McHenry | Delta Dental of Iowa | Undecided | GA89 |
| Lynh Patterson | Delta Dental of Iowa | Undecided | GA89 |
| Bob Rafferty | Electronic Services System | Undecided | GA89 |
| Nick Laning | Electronic Services System | Undecided | GA89 |
| Rachel Ong | Electronic Services System | 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 Epperly | Helena Agri-Enterprises, LLC | Undecided | GA89 |
| Dustin Miller | Helena Agri-Enterprises, LLC | Undecided | GA89 |
| Jennifer Kingland | Iowa Association of Realtors | Undecided | GA89 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA89 |
| Dustin Miller | Iowa Automobile Dealers Association | Undecided | GA89 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA89 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA89 |
| David Walker | Iowa Commission on Uniform State Laws c/o David S. Walker, Chair | Opposing | GA89 |
| Eric Gookin | Iowa Secretary of State | Undecided | GA89 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA89 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA89 |
| Jim Carney | Iowa State Bar Association | Undecided | GA89 |
| Chris Draper | Meidh Technologies, Inc | Undecided | GA89 |
| Chris Draper | Meidh Technologies, Inc | Opposing | GA89 |
| Sydney Gangestad | Principal Financial Group | Undecided | GA89 |
| Tim Coonan | Principal Financial Group | Undecided | GA89 |
| Jake Highfill | Smart Contracts | Supporting | GA89 |