| Dustin Rush | Americans For Prosperity | Supporting | GA91 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA91 |
| Brad Epperly | Ames Regional Economic Alliance | Undecided | GA91 |
| Casey Nickel | Ames Regional Economic Alliance | Undecided | GA91 |
| Dustin Miller | Ames Regional Economic Alliance | Undecided | GA91 |
| Brad Epperly | Bayer U.S. LLC | Undecided | GA91 |
| Casey Nickel | Bayer U.S. LLC | Undecided | GA91 |
| Dustin Miller | Bayer U.S. LLC | Undecided | GA91 |
| Barbra Solberg | Cedar Rapids Metro Economic Alliance | Undecided | GA91 |
| Kylie Spies | Common Good Iowa | Opposing | GA91 |
| Sean Finn | Common Good Iowa | Opposing | GA91 |
| Sheila Hansen | Common Good Iowa | Opposing | GA91 |
| Catherine Pollard | Easterseals Iowa | Undecided | GA91 |
| Nick Laning | Easterseals Iowa | Undecided | GA91 |
| Threase Harms | Easterseals Iowa | Undecided | GA91 |
| David Peck | FUELIowa (PMCI) | Undecided | GA91 |
| Marc Beltrame | FUELIowa (PMCI) | Undecided | GA91 |
| Kent Hartwig | Gevo | Opposing | GA91 |
| David Adelman | Hubbell Realty Company | Undecided | GA91 |
| Frank Chiodo | Hubbell Realty Company | Undecided | GA91 |
| Matt Hinch | Hubbell Realty Company | Undecided | GA91 |
| Paige Thorson | Hubbell Realty Company | Undecided | GA91 |
| Sara Allen | Hubbell Realty Company | Undecided | GA91 |
| Eric Goranson | Iowa Association of Christian Schools | Opposing | GA91 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| Casey Nickel | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| Ethan Hohenadel | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| Haley Moon | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| Emily Piper | Iowa Biotechnology Association | Undecided | GA91 |
| Jessica Hyland | Iowa Biotechnology Association | Undecided | GA91 |
| Logan Shine | Iowa Biotechnology Association | Undecided | GA91 |
| Brad Epperly | Iowa Business Council | Undecided | GA91 |
| Casey Nickel | Iowa Business Council | Undecided | GA91 |
| Dustin Miller | Iowa Business Council | Undecided | GA91 |
| Joe Murphy | Iowa Business Council | Undecided | GA91 |
| Larry Murphy | Iowa Catholic Conference | Undecided | GA91 |
| Tom Chapman | Iowa Catholic Conference | Undecided | GA91 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA91 |
| Casey Nickel | Iowa Chamber Alliance | Undecided | GA91 |
| Dustin Miller | Iowa Chamber Alliance | 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 |
| David Adelman | Iowa Community Foundations | Undecided | GA91 |
| Frank Chiodo | Iowa Community Foundations | Undecided | GA91 |
| Matt Hinch | Iowa Community Foundations | Undecided | GA91 |
| Paige Thorson | Iowa Community Foundations | Undecided | GA91 |
| Sara Allen | Iowa Community Foundations | Undecided | GA91 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA91 |
| Catherine Pollard | Iowa Farmers Union | Opposing | GA91 |
| Threase Harms | Iowa Farmers Union | Opposing | GA91 |
| David Adelman | Iowa Real Estate Developers Association | Undecided | GA91 |
| Frank Chiodo | Iowa Real Estate Developers Association | Undecided | GA91 |
| Matt Hinch | Iowa Real Estate Developers Association | Undecided | GA91 |
| Paige Thorson | Iowa Real Estate Developers Association | Undecided | GA91 |
| Sara Allen | Iowa Real Estate Developers Association | Undecided | GA91 |
| Dane Schumann | Kemin Industries | Opposing | GA91 |
| Clair Lewis | POET, LLC | Undecided | GA91 |
| Kate Walton | POET, LLC | Undecided | GA91 |
| Matt Eide | POET, LLC | Undecided | GA91 |
| John Strathman | VALOR Iowa | Supporting | GA91 |