| Brian Guillaume | AFSCME Iowa Council 61 | Supporting | GA85 |
| Joe Nehring | AFSCME Iowa Council 61 | Supporting | GA85 |
| Marcia Nichols | AFSCME Iowa Council 61 | Supporting | GA85 |
| Morgan Miller | AFSCME Iowa Council 61 | Supporting | GA85 |
| Sherri Carnahan | AFSCME Iowa Council 61 | Supporting | GA85 |
| George Appleby | Caesars Enterprise Services, LLC. | Undecided | GA85 |
| Jennifer Tyler | Caesars Enterprise Services, LLC. | Undecided | GA85 |
| Jim Carney | Caesars Enterprise Services, LLC. | Undecided | GA85 |
| Marc Beltrame | Ducks Unlimited, Inc. | Supporting | GA85 |
| Matt McKinney | Ducks Unlimited, Inc. | Supporting | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Neila Seaman | Iowa Chapter of Sierra Club | Supporting | GA85 |
| Jess Mazour | Iowa Citizens for Community Improvement Action Fund | Supporting | GA85 |
| Mike Heller | Iowa Conservation Alliance | Supporting | GA85 |
| Paula Feltner | Iowa Conservation Alliance | Supporting | GA85 |
| Diane Ford | Iowa Dept. of Natural Resources | Undecided | GA85 |
| Dustin Miller | Iowa League of Cities | Supporting | GA85 |
| Jessica Hyland | Iowa League of Cities | Supporting | GA85 |
| Julie Smith | Iowa League of Cities | Supporting | GA85 |
| Laverne Schroeder | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA85 |
| Will Rogers | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA85 |
| Mike Heller | Iowa Retail Federation | Undecided | GA85 |
| Paula Feltner | Iowa Retail Federation | Undecided | GA85 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA85 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA85 |
| Scott Sundstrom | Iowa Society of Certified Public Accountants | Undecided | GA85 |
| Hanna DeGroot | Iowa State Association of Counties | Supporting | GA85 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA85 |
| Linda Hinton | Iowa State Association of Counties | Supporting | GA85 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA85 |
| William Peterson | Iowa State Association of Counties | Supporting | GA85 |
| William Heckroth | Iowa State Association of County Supervisors | Supporting | GA85 |
| Cal Hultman | Iowa Taxpayers Association | Undecided | GA85 |
| Michael Triplett | Iowa Taxpayers Association | Undecided | GA85 |
| Mark Langgin | Iowa Water and Land Legacy | Supporting | GA85 |
| MIke Delaney | Izaak Walton League - Iowa Division | Supporting | GA85 |
| Marty Ryan | Lead Is Poison Coalition (LIP-C) | Undecided | GA85 |
| Stephanie Fawkes-Lee | Lead Is Poison Coalition (LIP-C) | Undecided | GA85 |
| Gary Grant | Linn County Board of Supervisors | Supporting | GA85 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA85 |
| John Cacciatore | State Police Officers Council | Supporting | GA85 |
| Jon Murphy | State Police Officers Council | Supporting | GA85 |
| Justin Hupfer | State Police Officers Council | Supporting | GA85 |
| Mary Earnhardt | State Police Officers Council | Supporting | GA85 |
| Doug Struyk | The Nature Conservancy | Opposing | GA85 |
| George Appleby | The Nature Conservancy | Opposing | GA85 |
| Jennifer Tyler | The Nature Conservancy | Opposing | GA85 |
| Jim Carney | The Nature Conservancy | Opposing | GA85 |