| David Adelman | American Chemistry Council | Supporting | GA90 |
| Frank Chiodo | American Chemistry Council | Supporting | GA90 |
| Matt Hinch | American Chemistry Council | Supporting | GA90 |
| Paige Thorson | American Chemistry Council | Supporting | GA90 |
| Sara Allen | American Chemistry Council | Supporting | GA90 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA90 |
| Doug Struyk | City of Waukee | Undecided | GA90 |
| Jennifer Dorman | City of Waukee | Undecided | GA90 |
| Jim Carney | City of Waukee | Undecided | GA90 |
| Rachel Ong | Greater Des Moines Habitat for Humanity | Supporting | GA90 |
| Eric Goranson | Habitat for Humanity of Iowa | Supporting | GA90 |
| Jake Highfill | Home Builders Association of Iowa | Supporting | GA90 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA90 |
| Tony Phillips | Home Builders Association of Iowa | Supporting | GA90 |
| Jefferson Fink | Iowa Association of Building Officials | Undecided | GA90 |
| Jim Obradovich | Iowa Association of Building Officials | Undecided | GA90 |
| Victoria Sinclair | Iowa Association of Building Officials | Undecided | GA90 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Supporting | GA90 |
| John Davis | Iowa Association of Business and Industry (ABI) | Supporting | GA90 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA90 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA90 |
| Greta Haas | Iowa Association of Realtors | Supporting | GA90 |
| Jennifer Kingland | Iowa Association of Realtors | Supporting | GA90 |
| Joe Murphy | Iowa Business Council | Supporting | GA90 |
| Sara Throener | Iowa Department of Inspections, Appeals, and Licensing | Undecided | GA90 |
| Nichole Hansen | Iowa Finance Authority | Undecided | GA90 |
| Alan Kemp | Iowa League of Cities | Opposing | GA90 |
| Daniel Stalder | Iowa League of Cities | Opposing | GA90 |
| Robert Palmer | Iowa League of Cities | Opposing | GA90 |
| Dane Schumann | North Central States Regional Council of Carpenters | Undecided | GA90 |
| Gabrielle Deliz | The Brick Industry Association | Opposing | GA90 |
| Patrick Burns | The Brick Industry Association | Opposing | GA90 |
| Dave Stone | United Way of Central Iowa | Supporting | GA90 |
| Logan Shine | Vinyl Siding Institute | Supporting | GA90 |