| Jake Ketzner | Association of Iowa Fairs | Supporting | GA90 |
| Larry Blixt | Association of Iowa Fairs | Supporting | GA90 |
| Nick Boeyink | Association of Iowa Fairs | Supporting | GA90 |
| Gary Grant | Cedar Rapids Airport | Undecided | GA90 |
| Larry Murphy | Cedar Rapids Airport | Undecided | GA90 |
| Christopher Rants | Center for Rural Affairs | Undecided | GA90 |
| John Cacciatore | Center for Rural Affairs | Undecided | GA90 |
| Gary Grant | City of Cedar Rapids | Undecided | GA90 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA90 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Undecided | GA90 |
| Jake Swanson | Genvax Technologies, Inc. | Undecided | GA90 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA90 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA90 |
| Emily Piper | Iowa Association of School Boards | Undecided | GA90 |
| Michelle Johnson | Iowa Association of School Boards | Undecided | GA90 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA90 |
| Kelly Meyers | Iowa Cattlemen's Association | Undecided | GA90 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA90 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA90 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA90 |
| Mark Johnson | Iowa Communications Network ICN/ITTC | Undecided | GA90 |
| Carrie Malone | Iowa Department of Health and Human Services | Undecided | GA90 |
| Dax Oberreuter | Iowa Department of Health and Human Services | Undecided | GA90 |
| Jancy Nielson | Iowa Department of Health and Human Services | Undecided | GA90 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA90 |
| Nichole Hansen | Iowa Finance Authority | Undecided | GA90 |
| Amy Campbell | Iowa Natural Heritage Foundation | Undecided | GA90 |
| Craig Patterson | Iowa Natural Heritage Foundation | Undecided | GA90 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Supporting | GA90 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA90 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA90 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA90 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA90 |
| William Peterson | Iowa State Association of Counties | Undecided | GA90 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA90 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA90 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA90 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA90 |
| Jill Altringer | Iowa State Dairy Association | Undecided | GA90 |
| Jill Altringer | Iowa Turkey Federation | Undecided | GA90 |
| Dane Schumann | Izaak Walton League - Iowa Division | Undecided | GA90 |
| Jake Ketzner | KWIK Trip, Inc. | Undecided | GA90 |
| Larry Blixt | KWIK Trip, Inc. | Undecided | GA90 |
| Gary Grant | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA90 |
| Larry Murphy | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA90 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA90 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| Jill Altringer | North Central Poultry Association | Undecided | GA90 |
| Dane Schumann | North Central States Regional Council of Carpenters | Undecided | GA90 |
| Amy Campbell | On With Life, Inc. | Undecided | GA90 |
| Craig Patterson | On With Life, Inc. | Undecided | GA90 |
| Mike Heller | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA90 |
| Christopher Rants | Plumbers and Steam Fitters Local 33 | Undecided | GA90 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Undecided | GA90 |
| Christopher Rants | State Police Officers Council | Undecided | GA90 |
| John Cacciatore | State Police Officers Council | Undecided | GA90 |