| Dustin Rush | Americans For Prosperity | Supporting | GA91 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA91 |
| Katie Rock | BlueGreen Alliance | Opposing | GA91 |
| Andy Conlin | Cicero Action | Supporting | GA91 |
| Dennis Tibben | Cicero Action | Supporting | GA91 |
| Andy Conlin | Foundation for Government Accountability Action | Supporting | GA91 |
| Dennis Tibben | Foundation for Government Accountability Action | Supporting | GA91 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA91 |
| Jason Chapman | Iowa Board of Regents | Undecided | GA91 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA91 |
| Jillian Carlson | Iowa Board of Regents | Undecided | GA91 |
| Briana Kouma | Iowa Chapter of Sierra Club | Opposing | GA91 |
| Jessica Mazour | Iowa Chapter of Sierra Club | Opposing | GA91 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA91 |
| Sara Throener | Iowa Department of Inspections, Appeals, and Licensing | Undecided | GA91 |
| Sarah Vanderploeg | Iowa Department of Inspections, Appeals, and Licensing | Undecided | GA91 |
| Todd Coffelt | Iowa Dept. of Natural Resources | Undecided | GA91 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA91 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Opposing | GA91 |
| Deanna Triplett | Iowa Finance Authority | Undecided | GA91 |
| Melissa Peterson | Iowa State Education Association | Undecided | GA91 |
| Stephanie Weisenbach | Iowa Utilities Commission | Undecided | GA91 |
| Doug Struyk | Iowa Veterinary Medical Association | Undecided | GA91 |
| Jennifer Dorman | Iowa Veterinary Medical Association | Undecided | GA91 |
| Jim Carney | Iowa Veterinary Medical Association | Undecided | GA91 |
| Andy Conlin | Iowans for Tax Relief | Supporting | GA91 |
| Chris Hagenow | Iowans for Tax Relief | Supporting | GA91 |
| Jake Highfill | Iowans for Tax Relief | Supporting | GA91 |
| Mona Bond | Manatts Inc. | Undecided | GA91 |
| Onnalee Gettler | MidAmerican Energy Company | Undecided | GA91 |
| Dave Daughton | Rural School Advocates of Iowa | Undecided | GA91 |
| Margaret Buckton | Rural School Advocates of Iowa | Undecided | GA91 |
| Dave Daughton | School Administrators of Iowa | Undecided | GA91 |
| Andy Conlin | State Policy Network | Supporting | GA91 |
| Dennis Tibben | State Policy Network | Supporting | GA91 |
| Margaret Buckton | Urban Education Network of Iowa | Undecided | GA91 |
| John Strathman | VALOR Iowa | Supporting | GA91 |
| Craig Schoenfeld | Valero Energy Corporation | Undecided | GA91 |
| Nick Boeyink | Valero Energy Corporation | Undecided | GA91 |