| Larry Murphy | City of Cedar Rapids | Undecided | GA83 |
| Jim Obradovich | Conservation Districts of IA | Undecided | GA83 |
| Linda Kinman | Des Moines Water Works | Supporting | GA83 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA83 |
| James West | Greater Des Moines Partnership | Undecided | GA83 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA83 |
| Keith Luchtel | Greater Des Moines Partnership | Undecided | GA83 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA83 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA83 |
| Robert Haug | IA. Assn. Municipal Utilities | Supporting | 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 |
| Julie Smith | IA. Assn. of Municipal Utilities | Supporting | GA83 |
| Larry Pope | IA. Assn. of Municipal Utilities | Supporting | GA83 |
| Brice Oakley | IA. Assn. of Regional Councils (IARC) | Undecided | GA83 |
| Don Avenson | IA. Assn. of Regional Councils (IARC) | Undecided | GA83 |
| Tom Cope | IA. Assn. of Regional Councils (IARC) | Undecided | GA83 |
| Linda Kinman | IA. Assn. of Water Agencies | Supporting | GA83 |
| Brad Epperly | IA. Chamber Alliance | Undecided | GA83 |
| James West | IA. Chamber Alliance | Undecided | GA83 |
| Keith Luchtel | IA. Chamber Alliance | Undecided | GA83 |
| Paula Dierenfeld | IA. Chamber Alliance | Undecided | GA83 |
| Scott Sundstrom | IA. Chamber Alliance | Undecided | GA83 |
| Lyle Krewson | IA. Chapter of Sierra Club | Opposing | GA83 |
| Sharon Tahtinen | IA. Dept. of Natural Resources | Undecided | GA83 |
| Jim Obradovich | IA. Environmental Council | Undecided | GA83 |
| Lynn Laws | IA. Environmental Council | Undecided | GA83 |
| Lynn Laws | IA. Environmental Council | Opposing | GA83 |
| Amber Markham | IA. Farm Bureau Federation | Supporting | GA83 |
| Amber Markham | IA. Farm Bureau Federation | Undecided | GA83 |
| Joe Johnson | IA. Farm Bureau Federation | Supporting | GA83 |
| Joe Johnson | IA. Farm Bureau Federation | Undecided | GA83 |
| Mark Salvador | IA. Farm Bureau Federation | Supporting | GA83 |
| Mark Salvador | IA. Farm Bureau Federation | Undecided | GA83 |
| Joseph Jones | IA. Finance Authority | Undecided | 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 |
| Emily Piper | IA. Rural Water Assn. | Supporting | GA83 |
| Roy Overton | Izaak Walton League - Iowa Division | Undecided | GA83 |
| MIke Delaney | Raccoon River Watershed Assn. | Undecided | GA83 |
| Emily Shields | Rebuild IA Office | Undecided | GA83 |
| Susan Judkins | Rebuild IA Office | Undecided | GA83 |
| George Appleby | SSAB (f/k/a IPSCO Steel) | Undecided | GA83 |
| Jennifer Tyler | SSAB (f/k/a IPSCO Steel) | Undecided | GA83 |
| Jim Carney | SSAB (f/k/a IPSCO Steel) | Undecided | GA83 |
| David Adelman | Urbandale-Windsor Heights Sanitary Sewer District | Undecided | GA83 |