| Jeff Smith | Agribusiness Association of Iowa | Opposing | GA90 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Opposing | GA90 |
| Matt Fitzgerald | Agribusiness Association of Iowa | Opposing | GA90 |
| Drew Klein | Americans For Prosperity | Supporting | GA90 |
| Tyler Raygor | Americans For Prosperity | Supporting | 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 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA90 |
| Kelly Meyers | Iowa Cattlemen's Association | Undecided | GA90 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA90 |
| Justin LaVan | Iowa Dairy Foods Association | Opposing | GA90 |
| Haley Hook | Iowa Department of Agriculture & Land Stewardship | Opposing | GA90 |
| Carrie Malone | Iowa Department of Health and Human Services | Undecided | GA90 |
| Dax Oberreuter | Iowa Department of Health and Human Services | Undecided | GA90 |
| Jancy Nielson | Iowa Department of Health and Human Services | Undecided | GA90 |
| Sara Throener | Iowa Dept. of Inspections and Appeals | Undecided | GA90 |
| Jefferson Fink | Iowa Environmental Health Association | Opposing | GA90 |
| Jim Obradovich | Iowa Environmental Health Association | Opposing | 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 |
| Chelsea Hoye | Iowa Farmers Union | Undecided | GA90 |
| Threase Harms | Iowa Farmers Union | Undecided | GA90 |
| Brad Epperly | Iowa Grocery Industry Association | Opposing | GA90 |
| Dustin Miller | Iowa Grocery Industry Association | Opposing | GA90 |
| Bobby Martens | Iowa Institute for Cooperatives | Opposing | GA90 |
| Rebecca Boyer | Iowa Institute for Cooperatives | Opposing | GA90 |
| Lina Tucker Reinders | Iowa Public Health Association | Opposing | GA90 |
| Taylor McDonald | Iowa Public Health Association | Opposing | GA90 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA90 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA90 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA90 |
| William Peterson | Iowa State Association of Counties | Opposing | GA90 |
| Jill Altringer | Iowa State Dairy Association | Opposing | GA90 |
| Doug Struyk | Iowa Veterinary Medical Association | Opposing | GA90 |
| Jennifer Dorman | Iowa Veterinary Medical Association | Opposing | GA90 |
| Jim Carney | Iowa Veterinary Medical Association | Opposing | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| Hannah Welch | Nationwide Mutual Ins. Co. | Undecided | GA90 |
| Matt McKinney | Nationwide Mutual Ins. Co. | Undecided | GA90 |
| RG Schwarm | Nationwide Mutual Ins. Co. | Undecided | GA90 |