| Chelsea Hoye | Iowa Alliance of YMCA's | Undecided | GA90 |
| Nick Laning | Iowa Alliance of YMCA's | Undecided | GA90 |
| Threase Harms | Iowa Alliance of YMCA's | Undecided | GA90 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA90 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA90 |
| Nick Laning | Iowa Bicycle Coalition | Undecided | GA90 |
| Threase Harms | Iowa Bicycle Coalition | Undecided | GA90 |
| Eric Goranson | Iowa Bowhunters Association | Opposing | GA90 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA90 |
| Sydney Gangestad | Iowa Confluence Water Trails | Undecided | GA90 |
| Tim Coonan | Iowa Confluence Water Trails | Undecided | GA90 |
| Jefferson Fink | Iowa Conservation Alliance | Undecided | GA90 |
| Jim Obradovich | Iowa Conservation Alliance | Undecided | GA90 |
| Todd Coffelt | Iowa Dept. of Natural Resources | Undecided | GA90 |
| Susan Fenton | Iowa Dept. of Transportation | Undecided | GA90 |
| Chelsea Hoye | Iowa Environmental Council | Undecided | GA90 |
| Threase Harms | Iowa Environmental Council | Undecided | GA90 |
| Kevin Kuhle | Iowa Farm Bureau Federation | Supporting | GA90 |
| Matt Gronewald | Iowa Farm Bureau Federation | Supporting | GA90 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Supporting | GA90 |
| Amy Campbell | Iowa Natural Heritage Foundation | Undecided | GA90 |
| Anna Gray | Iowa Natural Heritage Foundation | Undecided | GA90 |
| Craig Patterson | Iowa Natural Heritage Foundation | Undecided | GA90 |
| Dane Schumann | Izaak Walton League - Iowa Division | Opposing | GA90 |
| Tom Cope | Personal Interest-Tom Cope | Undecided | GA90 |
| Eric Goranson | Pheasants Forever, Inc. & Quail Forever | Undecided | GA90 |
| Amber Markham | The Nature Conservancy | Undecided | GA90 |
| Doug Struyk | The Nature Conservancy | Undecided | GA90 |
| Jennifer Dorman | The Nature Conservancy | Undecided | GA90 |
| Jim Carney | The Nature Conservancy | Undecided | GA90 |