| Jim Obradovich | Conservation Districts of IA | Supporting | GA83 |
| Adam Gregg | Ducks Unlimited, Inc. | Supporting | GA83 |
| Eric Lindstrom | Ducks Unlimited, Inc. | Supporting | GA83 |
| Marc Beltrame | Ducks Unlimited, Inc. | Supporting | GA83 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA83 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Don Brazelton | IA. Assn. of County Conservation Boards | Supporting | GA83 |
| Don Brazelton | IA. Bowhunters Assn. | Supporting | GA83 |
| Neila Seaman | IA. Chapter of Sierra Club | Supporting | GA83 |
| Brice Oakley | IA. Conservation Alliance | Supporting | GA83 |
| Don Avenson | IA. Conservation Alliance | Supporting | GA83 |
| Tom Cope | IA. Conservation Alliance | Supporting | GA83 |
| Susan Fenton | IA. Dept. of Agriculture | Undecided | GA83 |
| Jim Obradovich | IA. Environmental Council | Supporting | GA83 |
| Alan Kemp | IA. League of Cities | Supporting | GA83 |
| Jessica Hyland | IA. League of Cities | Supporting | GA83 |
| Julie Smith | IA. League of Cities | Supporting | GA83 |
| Larry Pope | IA. League of Cities | Supporting | GA83 |
| Megan Peiffer | IA. League of Cities | Supporting | GA83 |
| Jim Henter | IA. Retail Federation | Undecided | GA83 |
| Emily Piper | IA. Rural Water Assn. | Undecided | GA83 |
| Hanna DeGroot | IA. State Assn. of Counties | Supporting | GA83 |
| Linda Hinton | IA. State Assn. of Counties | Supporting | GA83 |
| MaryBeth Mellick | IA. State Assn. of Counties | Supporting | GA83 |
| Nathan Bonnett | IA. State Assn. of Counties | Supporting | GA83 |
| William Peterson | IA. State Assn. of Counties | Supporting | GA83 |
| Mike Heller | IA. State Snowmobile Assn. | Undecided | GA83 |
| Paula Feltner | IA. State Snowmobile Assn. | Undecided | GA83 |
| Roy Overton | Izaak Walton League - Iowa Division | Supporting | GA83 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA83 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA83 |
| John Cacciatore | State Police Officers Council | Supporting | GA83 |
| Justin Hupfer | State Police Officers Council | Supporting | GA83 |
| Brice Oakley | The Nature Conservancy | Supporting | GA83 |
| Don Avenson | The Nature Conservancy | Supporting | GA83 |
| Tom Cope | The Nature Conservancy | Supporting | GA83 |
| Stephen Roberts | YMCA State Alliance | Supporting | GA83 |