| Kate Walton | Grow Clinton County | Undecided | GA90 |
| Madeleine Bradley | Grow Clinton County | Undecided | GA90 |
| Matt Eide | Grow Clinton County | Undecided | GA90 |
| Nick Laning | Iowa Chapter of the Association of Public Safety Communications Officials (APCO) | Undecided | GA90 |
| Threase Harms | Iowa Chapter of the Association of Public Safety Communications Officials (APCO) | Undecided | GA90 |
| Nick Laning | Iowa Chapter of the National Emergency Number Association (NENA) | Supporting | GA90 |
| Threase Harms | Iowa Chapter of the National Emergency Number Association (NENA) | Supporting | GA90 |
| Nick Laning | Iowa Emergency Management Association | Supporting | GA90 |
| Threase Harms | Iowa Emergency Management Association | Supporting | GA90 |
| Kevin Kuhle | Iowa Farm Bureau Federation | Opposing | GA90 |
| Matt Gronewald | Iowa Farm Bureau Federation | Opposing | GA90 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Opposing | GA90 |
| Blake DeRouchey | Iowa Homeland Security & Emergency Management Div. | Undecided | GA90 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA90 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA90 |
| Chloe Gayer | League of Women Voters of Iowa | Undecided | GA90 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| Andy Conlin | Mahaska County - Board of Supervisors | Opposing | GA90 |
| Dennis Tibben | Mahaska County - Board of Supervisors | Opposing | GA90 |
| Kellie Paschke | Marion County Board of Supervisors | Undecided | GA90 |
| Kelly Meyers | Marion County Board of Supervisors | Undecided | GA90 |
| Jake Highfill | Motorola Solutions, Inc. | Supporting | GA90 |
| David Peck | Racom Corporation | Supporting | GA90 |
| Marc Beltrame | Racom Corporation | Supporting | GA90 |
| Gary Grant | Urban County Coalition | Undecided | GA90 |
| Larry Murphy | Urban County Coalition | Undecided | GA90 |