| Daniel Zeno | American Civil Liberties Union of Iowa (ACLU-IA) | Undecided | GA87 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Undecided | GA87 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Undecided | GA87 |
| MIke Delaney | Citizens For A Healthy Iowa | Undecided | GA87 |
| MIke Delaney | Citizens For A Healthy Iowa | Opposing | GA87 |
| Jim Obradovich | Commercial Fishing and Aquaculture Association | Undecided | GA87 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Undecided | GA87 |
| Stephanie Fawkes-Lee | Fawkes-Lee & Ryan Inc. | Undecided | GA87 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA87 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA87 |
| Brice Oakley | Iowa Bowhunters Association | Opposing | GA87 |
| Don Avenson | Iowa Bowhunters Association | Opposing | GA87 |
| Tom Cope | Iowa Bowhunters Association | Opposing | GA87 |
| Deborah Neustadt | Iowa Chapter of Sierra Club | Opposing | GA87 |
| Neila Seaman | Iowa Chapter of Sierra Club | Opposing | GA87 |
| Mike Heller | Iowa Conservation Alliance | Undecided | GA87 |
| Mike Heller | Iowa Conservation Alliance | Opposing | GA87 |
| Paula Feltner | Iowa Conservation Alliance | Undecided | GA87 |
| Paula Feltner | Iowa Conservation Alliance | Opposing | GA87 |
| Jim Obradovich | Iowa Coon Hunters Association | Undecided | GA87 |
| Tammie Krausman | Iowa Dept. of Natural Resources | Undecided | GA87 |
| Jim Obradovich | Iowa Elk Breeders Association | Undecided | GA87 |
| Richard Rogers | Iowa Firearms Coalition, Inc. | Supporting | GA87 |
| Sydney Gangestad | Iowa Judicial Branch - Supreme Court | Undecided | GA87 |
| Todd Nuccio | Iowa Judicial Branch - Supreme Court | Undecided | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Undecided | GA87 |
| Jim Obradovich | Iowa Trappers Association | Undecided | GA87 |
| MIke Delaney | Izaak Walton League - Iowa Division | Undecided | GA87 |
| MIke Delaney | Izaak Walton League - Iowa Division | Opposing | GA87 |
| Marty Ryan | Justice Reform Consortium | Undecided | GA87 |
| Stephanie Fawkes-Lee | Justice Reform Consortium | Undecided | GA87 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA87 |
| MIke Delaney | Panora Conservation Chapter of tihe Izaak Walton League | Undecided | GA87 |
| MIke Delaney | Raccoon River Watershed Association | Undecided | GA87 |
| MIke Delaney | Raccoon River Watershed Association | Opposing | GA87 |
| Steven Schoenebaum | Smithfield Foods, Inc. | Undecided | GA87 |
| Christopher Rants | State Police Officers Council | Opposing | GA87 |
| John Cacciatore | State Police Officers Council | Opposing | GA87 |
| Steven Schoenebaum | Syngenta Crop Protection | Undecided | GA87 |