| Dustin Rush | Americans For Prosperity | Supporting | GA91 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA91 |
| Clair Lewis | City of Bettendorf | Undecided | GA91 |
| Kate Walton | City of Bettendorf | Undecided | GA91 |
| Matt Eide | City of Bettendorf | Undecided | GA91 |
| Megan Schlesky | IPERS | Undecided | GA91 |
| Lyle Brehm | Iowa County Engineers Association | Undecided | GA91 |
| Deanna Triplett | Iowa Economic Development Authority | 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 | Opposing | GA91 |
| Andrea Woodard | Iowa State Association of County Supervisors | Undecided | GA91 |
| Beth Manley | Iowa State Association of County Supervisors | Opposing | GA91 |
| Beth Manley | Iowa State Association of County Supervisors | Undecided | GA91 |
| Jamie Cashman | Iowa State Association of County Supervisors | Opposing | GA91 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA91 |
| Lucas Beenken | Iowa State Association of County Supervisors | Opposing | GA91 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA91 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA91 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA91 |
| Gary Grant | Linn County Board of Supervisors | Opposing | GA91 |
| Larry Murphy | Linn County Board of Supervisors | Opposing | GA91 |
| Kellie Paschke | Marion County Board of Supervisors | Opposing | GA91 |
| Amy Campbell | Polk County - Board of Supervisors | Undecided | GA91 |
| Craig Patterson | Polk County - Board of Supervisors | Undecided | GA91 |
| Gary Grant | Urban County Coalition | Opposing | GA91 |
| Gary Grant | Urban County Coalition | Withdrawn | GA91 |
| Gary Grant | Urban County Coalition | Undecided | GA91 |
| Larry Murphy | Urban County Coalition | Opposing | GA91 |
| Larry Murphy | Urban County Coalition | Withdrawn | GA91 |
| Larry Murphy | Urban County Coalition | Undecided | GA91 |