| Gary Grant | City of Cedar Rapids | Undecided | GA90 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA90 |
| Colleen Lynn | DogsBite.org | Opposing | GA90 |
| Jefferson Fink | Iowa Conservation Alliance | Undecided | GA90 |
| Jim Obradovich | Iowa Conservation Alliance | Undecided | GA90 |
| Jefferson Fink | Iowa Coon Hunters Association | Undecided | GA90 |
| Jim Obradovich | Iowa Coon Hunters Association | Undecided | GA90 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA90 |
| Tom Ferguson | Iowa County Attorneys Association | Undecided | GA90 |
| Jill Altringer | Iowa Federation of Animal Owners | Undecided | GA90 |
| Jim Obradovich | Iowa Hunting Dog Association | Undecided | GA90 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA90 |
| Jefferson Fink | Iowa Trappers Association | Undecided | GA90 |
| Jim Obradovich | Iowa Trappers Association | Undecided | GA90 |
| Doug Struyk | Iowa Veterinary Medical Association | Supporting | GA90 |
| Jennifer Dorman | Iowa Veterinary Medical Association | Supporting | GA90 |
| Jim Carney | Iowa Veterinary Medical Association | Supporting | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| Kellie Paschke | Marion County Board of Supervisors | Undecided | GA90 |
| Kelly Meyers | Marion County Board of Supervisors | Undecided | GA90 |
| Troy Skinner | Marion County Board of Supervisors | Undecided | GA90 |
| Julie Wall | Responsible Citizens for Public Safety | Opposing | GA90 |
| Gary Grant | Urban County Coalition | Undecided | GA90 |
| Larry Murphy | Urban County Coalition | Undecided | GA90 |