| 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 |
| Kellie Paschke | Iowa Cattlemen's Association | Supporting | GA90 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA90 |
| Kelly Meyers | Iowa Cattlemen's Association | Supporting | GA90 |
| Kelly Meyers | Iowa Cattlemen's Association | Undecided | GA90 |
| Troy Skinner | Iowa Cattlemen's Association | Supporting | GA90 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA90 |
| Haley Hook | Iowa Department of Agriculture & Land Stewardship | Undecided | GA90 |
| Kevin Kuhle | Iowa Farm Bureau Federation | Supporting | GA90 |
| Matt Gronewald | Iowa Farm Bureau Federation | Supporting | GA90 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Supporting | GA90 |
| Ben Nuelle | Iowa Pork Producers Association | Supporting | GA90 |
| Jeff Smith | Iowa Pork Producers Association | Supporting | GA90 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association | Supporting | GA90 |
| Matt Fitzgerald | Iowa Pork Producers Association | Supporting | 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 |