| Rachel Geilenfeld | ADM | Opposing | GA91 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA91 |
| Gary Grant | City of Cedar Rapids | Undecided | GA91 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA91 |
| Justin Hupfer | Farm Credit Service of America | Undecided | GA91 |
| Madison Grady | Farm Credit Service of America | Undecided | GA91 |
| Emily Piper | Iowa Biotechnology Association | Undecided | GA91 |
| Jessica Hyland | Iowa Biotechnology Association | Undecided | GA91 |
| Logan Shine | Iowa Biotechnology Association | Undecided | GA91 |
| Briana Kouma | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Jessica Mazour | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Ian Latham | Iowa Corn Growers Association | Undecided | GA91 |
| Jeff Smith | Iowa Corn Growers Association | Undecided | GA91 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association | Undecided | GA91 |
| Matt Fitzgerald | Iowa Corn Growers Association | Undecided | GA91 |
| Nathan Hohnstein | Iowa Corn Growers Association | Undecided | GA91 |
| Catherine Pollard | Iowa Farmers Union | Undecided | GA91 |
| Threase Harms | Iowa Farmers Union | Undecided | GA91 |
| Frederick Haskins | Iowa Insurance Associates | Opposing | GA91 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA91 |
| Colin Gorton | Iowa Renewable Fuels Association (IRF) | Opposing | GA91 |
| Colin Gorton | Iowa Renewable Fuels Association (IRF) | Undecided | GA91 |
| David Adelman | Iowa Renewable Fuels Association (IRF) | Opposing | GA91 |
| David Adelman | Iowa Renewable Fuels Association (IRF) | Undecided | GA91 |
| Frank Chiodo | Iowa Renewable Fuels Association (IRF) | Opposing | GA91 |
| Frank Chiodo | Iowa Renewable Fuels Association (IRF) | Undecided | GA91 |
| Matt Hinch | Iowa Renewable Fuels Association (IRF) | Opposing | GA91 |
| Matt Hinch | Iowa Renewable Fuels Association (IRF) | Undecided | GA91 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Opposing | GA91 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA91 |
| Paige Thorson | Iowa Renewable Fuels Association (IRF) | Opposing | GA91 |
| Paige Thorson | Iowa Renewable Fuels Association (IRF) | Undecided | GA91 |
| Sara Allen | Iowa Renewable Fuels Association (IRF) | Opposing | GA91 |
| Sara Allen | Iowa Renewable Fuels Association (IRF) | Undecided | GA91 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA91 |
| Casey Nickel | Iowa Society of Certified Public Accountants | Undecided | GA91 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA91 |
| Andrea Woodard | Iowa State Association of Counties | Undecided | GA91 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA91 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA91 |
| Andrea Woodard | Iowa State Association of County Supervisors | Undecided | GA91 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA91 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA91 |
| Maggie Smith-Fitzgerald | Iowa State Police Association | Undecided | GA91 |
| Kurtis Bower | Kurtis Bower | Undecided | GA91 |
| Dane Schumann | Mid-American Carpenters Regional Council | Undecided | GA91 |
| Andy Conlin | POET, LLC | Undecided | GA91 |
| Clair Lewis | POET, LLC | Undecided | GA91 |
| Dennis Tibben | POET, LLC | Undecided | GA91 |
| Kate Walton | POET, LLC | Undecided | GA91 |
| Matt Eide | POET, LLC | Undecided | GA91 |
| BRITTANY LUMLEY | Summit Carbon Solutions | Opposing | GA91 |
| Courtney Craig | Summit Carbon Solutions | Opposing | GA91 |
| David Adelman | Summit Carbon Solutions | Opposing | GA91 |
| Elliott Meyer | Summit Carbon Solutions | Opposing | GA91 |
| Jake Ketzner | Summit Carbon Solutions | Opposing | GA91 |
| Jeffrey Boeyink | Summit Carbon Solutions | Opposing | GA91 |
| Doug Struyk | The Nature Conservancy | Undecided | GA91 |
| Emily Kavanagh | The Nature Conservancy | Undecided | GA91 |
| Jennifer Dorman | The Nature Conservancy | Undecided | GA91 |
| Jim Carney | The Nature Conservancy | Undecided | GA91 |
| Gary Grant | Urban County Coalition | Undecided | GA91 |
| Larry Murphy | Urban County Coalition | Undecided | GA91 |