| Carolann Jensen | Board of Regents, State of Iowa | Undecided | GA89 |
| Jennifer Harbison | Board of Regents, State of Iowa | Undecided | GA89 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA89 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA89 |
| Cody Smith | Center for Rural Affairs | Undecided | GA89 |
| Jim Obradovich | Coalition for Iowa Woodlands and Trees | Undecided | GA89 |
| Jim Obradovich | Conservation Districts of Iowa | Undecided | GA89 |
| Robert Mulqueen | Conservation Districts of Iowa | Undecided | GA89 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Undecided | GA89 |
| Nick Laning | Des Moines Water Works | Undecided | GA89 |
| Threase Harms | Des Moines Water Works | Undecided | GA89 |
| Dane Schumann | Dog Daycare Coalition | Undecided | GA89 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA89 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA89 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA89 |
| Jim Obradovich | Hungry Canyons Alliance | Supporting | GA89 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA89 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA89 |
| Jim Obradovich | Iowa Conservation Alliance | Undecided | GA89 |
| Robert Mulqueen | Iowa Conservation Alliance | Undecided | GA89 |
| Colin Tadlock | Iowa Department of Agriculture & Land Stewardship | Undecided | GA89 |
| John Torbert | Iowa Drainage District Association | Supporting | GA89 |
| Mona Bond | Iowa Drainage District Association | Supporting | GA89 |
| Hannah McDowell | Iowa Farmers Union | Undecided | GA89 |
| Nick Laning | Iowa Farmers Union | Undecided | GA89 |
| Threase Harms | Iowa Farmers Union | Undecided | GA89 |
| Gary Grant | Iowa Hemp Association | Undecided | GA89 |
| Larry Murphy | Iowa Hemp Association | Undecided | GA89 |
| Meghan Malloy | Iowa Hemp Association | Undecided | GA89 |
| Emily Piper | Iowa Rural Water Association | Undecided | GA89 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA89 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA89 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA89 |
| William Peterson | Iowa State Association of Counties | Undecided | GA89 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA89 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA89 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA89 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA89 |
| Doug Struyk | Iowa Veterinary Medical Association | Supporting | GA89 |
| Jennifer Dorman | Iowa Veterinary Medical Association | Supporting | GA89 |
| Jim Carney | Iowa Veterinary Medical Association | Supporting | GA89 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA89 |
| Emily Piper | Rathbun Regional Water Association | Supporting | GA89 |
| Emily Piper | Stray Dog Policy, Inc. | Undecided | GA89 |