| Jim Obradovich | Commercial Fishing and Aquaculture Association | Undecided | GA87 |
| Pete McRoberts | Commercial Fishing and Aquaculture Association | Undecided | GA87 |
| Robert Mulqueen | Commercial Fishing and Aquaculture Association | Undecided | GA87 |
| Marc Beltrame | Ducks Unlimited, Inc. | Supporting | GA87 |
| RG Schwarm | Ducks Unlimited, Inc. | Supporting | GA87 |
| Josh Mandelbaum | Environmental Law and Policy Center | Supporting | GA87 |
| Steve Falck | Environmental Law and Policy Center | Supporting | GA87 |
| Amy Campbell | Iowa Association of County Conservation Boards | Supporting | GA87 |
| Craig Patterson | Iowa Association of County Conservation Boards | Supporting | GA87 |
| Brice Oakley | Iowa Bowhunters Association | Supporting | GA87 |
| Don Avenson | Iowa Bowhunters Association | Supporting | GA87 |
| Eric Goranson | Iowa Bowhunters Association | Supporting | GA87 |
| Karla Fultz McHenry | Iowa Bowhunters Association | Supporting | GA87 |
| Michael Triplett | Iowa Bowhunters Association | Supporting | GA87 |
| Tom Cope | Iowa Bowhunters Association | Supporting | GA87 |
| Deborah Neustadt | Iowa Chapter of Sierra Club | Supporting | GA87 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Supporting | GA87 |
| Mike Heller | Iowa Conservation Alliance | Supporting | GA87 |
| Paula Feltner | Iowa Conservation Alliance | Supporting | GA87 |
| Jim Obradovich | Iowa Coon Hunters Association | Undecided | GA87 |
| Tammie Krausman | Iowa Dept. of Natural Resources | Undecided | GA87 |
| Don Petersen | Iowa Farm Bureau Federation | Undecided | GA87 |
| Marty Schwager | Iowa Farm Bureau Federation | Undecided | GA87 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Undecided | GA87 |
| BRITTANY LUMLEY | Iowa Great Lakes Association | Supporting | GA87 |
| Jeffrey Boeyink | Iowa Great Lakes Association | Supporting | GA87 |
| Amy Campbell | Iowa Natural Heritage Foundation | Supporting | GA87 |
| Craig Patterson | Iowa Natural Heritage Foundation | Supporting | GA87 |
| Dane Schumann | Iowa Rivers Revival | Supporting | GA87 |
| Emily Hockins | Iowa Rivers Revival | Supporting | GA87 |
| Threase Harms | Iowa Rivers Revival | Supporting | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA87 |
| William Peterson | Iowa State Association of Counties | Supporting | GA87 |
| Jim Obradovich | Iowa Trappers Association | Undecided | GA87 |
| Christopher Rants | State Police Officers Council | Supporting | GA87 |
| John Cacciatore | State Police Officers Council | Supporting | GA87 |