| Christopher Rants | Center for Rural Affairs | Undecided | GA90 |
| John Cacciatore | Center for Rural Affairs | Undecided | GA90 |
| Jefferson Fink | Coalition for Iowa Woodlands and Trees | Undecided | GA90 |
| Jim Obradovich | Coalition for Iowa Woodlands and Trees | Undecided | GA90 |
| Jefferson Fink | Conservation Districts of Iowa | Undecided | GA90 |
| Jim Obradovich | Conservation Districts of Iowa | Undecided | GA90 |
| Chelsea Hoye | Easterseals Iowa | Supporting | GA90 |
| Nick Laning | Easterseals Iowa | Supporting | GA90 |
| Threase Harms | Easterseals Iowa | Supporting | GA90 |
| Jake Swanson | Genvax Technologies, Inc. | Undecided | GA90 |
| Jefferson Fink | Hungry Canyons Alliance | Undecided | GA90 |
| Jim Obradovich | Hungry Canyons Alliance | Undecided | GA90 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA90 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA90 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA90 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA90 |
| Keith Saunders | Iowa Board of Regents | Undecided | GA90 |
| Mary Braun | Iowa Board of Regents | 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 |
| Chelsea Hoye | Iowa Farmers Union | Undecided | GA90 |
| Threase Harms | Iowa Farmers Union | Undecided | GA90 |
| Jefferson Fink | Iowa Honey Producers Association | Undecided | GA90 |
| Jim Obradovich | Iowa Honey Producers Association | 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) | 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 |
| Doug Struyk | Iowa Veterinary Medical Association | Undecided | GA90 |
| Jennifer Dorman | Iowa Veterinary Medical Association | Undecided | GA90 |
| Jim Carney | Iowa Veterinary Medical Association | Undecided | GA90 |
| Dane Schumann | Izaak Walton League - Iowa Division | Undecided | GA90 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA90 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA90 |
| Amy Campbell | Loess Hills Alliance | Undecided | GA90 |
| Craig Patterson | Loess Hills Alliance | Undecided | GA90 |
| Amy Campbell | Okoboji Tourism | Undecided | GA90 |
| Craig Patterson | Okoboji Tourism | Undecided | GA90 |
| Amy Campbell | Polk County - Board of Supervisors | Undecided | GA90 |
| Craig Patterson | Polk County - Board of Supervisors | Undecided | GA90 |
| Christopher Rants | State Police Officers Council | Undecided | GA90 |
| John Cacciatore | State Police Officers Council | Undecided | GA90 |