| David Scott | American Council of Engineering Companies | Opposing | GA91 |
| Jon Murphy | American Planning Association Iowa Chapter | Undecided | GA91 |
| Tom Cope | American Planning Association Iowa Chapter | Undecided | GA91 |
| Scott Newhard | Associated General Contractors of Iowa | Supporting | GA91 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA91 |
| Doug Struyk | City of Waukee | Undecided | GA91 |
| Jennifer Dorman | City of Waukee | Undecided | GA91 |
| Jim Carney | City of Waukee | Undecided | GA91 |
| Brad Epperly | Developers Council | Supporting | GA91 |
| Casey Nickel | Developers Council | Supporting | GA91 |
| Dustin Miller | Developers Council | Supporting | GA91 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA91 |
| Greta Haas | Iowa Association of Realtors | Supporting | GA91 |
| Jennifer Kingland | Iowa Association of Realtors | Supporting | GA91 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA91 |
| Jason Chapman | Iowa Board of Regents | Undecided | GA91 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA91 |
| Jillian Carlson | Iowa Board of Regents | Undecided | GA91 |
| Lyle Brehm | Iowa County Engineers Association | Undecided | GA91 |
| Todd Coffelt | Iowa Dept. of Natural Resources | Undecided | GA91 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA91 |
| Deanna Triplett | Iowa Finance Authority | Undecided | GA91 |
| Chelsea Hoye | Iowa League of Cities | Undecided | GA91 |
| Cody Carlson | Iowa League of Cities | Undecided | GA91 |
| Andrea Woodard | Iowa State Association of Counties | Undecided | GA91 |
| Beth Manley | Iowa State Association of Counties | Undecided | GA91 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA91 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA91 |
| Andrea Woodard | Iowa State Association of County Supervisors | Undecided | GA91 |
| Beth Manley | Iowa State Association of County Supervisors | Undecided | GA91 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA91 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA91 |
| Catherine Pollard | Iowa Stormwater Education Partnership | Undecided | GA91 |
| Nick Laning | Iowa Stormwater Education Partnership | Undecided | GA91 |
| Threase Harms | Iowa Stormwater Education Partnership | Undecided | GA91 |
| Kellie Paschke | Marion County Board of Supervisors | Undecided | GA91 |
| Ben Hammes | Master Builders of Iowa | Supporting | GA91 |
| Logan Shine | Master Builders of Iowa | Supporting | GA91 |
| Amy Campbell | Refugee & Immigrant Voices in Action (RIVA) | Undecided | GA91 |
| Craig Patterson | Refugee & Immigrant Voices in Action (RIVA) | Undecided | GA91 |