| David McDonald | Cedar Rapids Kennel Association | Undecided | GA90 |
| Dane Schumann | Dog Daycare Coalition | Supporting | GA90 |
| Preston Moore | Humane Society Veterinary Medical Association | Supporting | GA90 |
| Brad Lint | Iowa Association for Justice | Undecided | GA90 |
| Lisa Davis-Cook | Iowa Association for Justice | Undecided | GA90 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA90 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA90 |
| Keith Saunders | Iowa Board of Regents | Undecided | GA90 |
| Mary Braun | Iowa Board of Regents | Undecided | 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 |
| Haley Hook | Iowa Department of Agriculture & Land Stewardship | 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 |
| Doug Struyk | Iowa Veterinary Medical Association | Supporting | GA90 |
| Jennifer Dorman | Iowa Veterinary Medical Association | Supporting | GA90 |
| Jim Carney | Iowa Veterinary Medical Association | Supporting | GA90 |
| Angela Caulk | The Humane Society of the United States | Supporting | GA90 |
| Kole Pederson | The Humane Society of the United States | Supporting | GA90 |
| Logan Murray | The Humane Society of the United States | Supporting | GA90 |
| Noah Tabor | The Humane Society of the United States | Supporting | GA90 |
| Preston Moore | The Humane Society of the United States | Supporting | GA90 |