| David Scott | American Council of Engineering Companies | Undecided | GA91 |
| Jon Murphy | American Planning Association Iowa Chapter | Undecided | GA91 |
| Tom Cope | American Planning Association Iowa Chapter | Undecided | GA91 |
| Dustin Rush | Americans For Prosperity | Supporting | GA91 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA91 |
| Sandra Conlin | Associated Builders & Contractors of Iowa | Undecided | GA91 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA91 |
| Jon Murphy | City of Cedar Falls | Undecided | GA91 |
| Tom Cope | City of Cedar Falls | Undecided | GA91 |
| Gary Grant | City of Cedar Rapids | Undecided | GA91 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA91 |
| Jon Murphy | City of Coralville | Undecided | GA91 |
| Tom Cope | City of Coralville | Undecided | GA91 |
| Clara Wulfsen | City of Des Moines | Undecided | GA91 |
| Doug Struyk | City of Des Moines | Undecided | GA91 |
| Jennifer Dorman | City of Des Moines | Undecided | GA91 |
| Jim Carney | City of Des Moines | Undecided | GA91 |
| Clara Wulfsen | City of Waukee | Undecided | GA91 |
| Doug Struyk | City of Waukee | Undecided | GA91 |
| Jennifer Dorman | City of Waukee | Undecided | GA91 |
| Jim Carney | City of Waukee | Undecided | GA91 |
| Jefferson Fink | Conservation Districts of Iowa | Undecided | GA91 |
| Jim Obradovich | Conservation Districts of Iowa | Undecided | GA91 |
| Victoria Sinclair | Conservation Districts of Iowa | Undecided | GA91 |
| Nathan Mueller | County Planning and Zoning Officials of Iowa | Undecided | 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 |
| Nick Laning | IBEW Iowa State Conference | Opposing | GA91 |
| Threase Harms | IBEW Iowa State Conference | Opposing | GA91 |
| Jefferson Fink | Iowa Association of Building Officials | Undecided | GA91 |
| Jim Obradovich | Iowa Association of Building Officials | Undecided | GA91 |
| Victoria Sinclair | Iowa Association of Building Officials | Undecided | GA91 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA91 |
| Tom Ferguson | Iowa County Attorneys Association | Undecided | GA91 |
| Sara Throener | Iowa Department of Inspections, Appeals, and Licensing | Undecided | GA91 |
| Sarah Vanderploeg | Iowa Department of Inspections, Appeals, and Licensing | Undecided | GA91 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA91 |
| Deanna Triplett | Iowa Finance Authority | Undecided | GA91 |
| Cyndi Pederson | Iowa Fire Marshal's Association | Opposing | GA91 |
| Elizabeth Crimmings | Iowa Fire Marshal's Association | Opposing | GA91 |
| John Pederson | Iowa Fire Marshal's Association | Opposing | GA91 |
| Blake DeRouchey | Iowa Homeland Security & Emergency Management Div. | Undecided | GA91 |
| David Adelman | Iowa Real Estate Developers Association | Supporting | GA91 |
| David Adelman | Iowa Real Estate Developers Association | Undecided | GA91 |
| Dustin Miller | Iowa Real Estate Developers Association | Supporting | GA91 |
| Dustin Miller | Iowa Real Estate Developers Association | Undecided | GA91 |
| Frank Chiodo | Iowa Real Estate Developers Association | Supporting | GA91 |
| Frank Chiodo | Iowa Real Estate Developers Association | Undecided | GA91 |
| Matt Hinch | Iowa Real Estate Developers Association | Supporting | GA91 |
| Matt Hinch | Iowa Real Estate Developers Association | Undecided | GA91 |
| Paige Thorson | Iowa Real Estate Developers Association | Supporting | GA91 |
| Paige Thorson | Iowa Real Estate Developers Association | Undecided | GA91 |
| Sara Allen | Iowa Real Estate Developers Association | Supporting | GA91 |
| Sara Allen | Iowa Real Estate Developers Association | 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 |
| Nick Laning | Iowa Stormwater Education Partnership | Undecided | GA91 |
| Noah Hackbart | Iowa Stormwater Education Partnership | Undecided | GA91 |
| Threase Harms | Iowa Stormwater Education Partnership | Undecided | GA91 |
| Gary Grant | Linn County Board of Supervisors | Opposing | GA91 |
| Larry Murphy | Linn County Board of Supervisors | Opposing | GA91 |
| Kellie Paschke | Marion County Board of Supervisors | Undecided | GA91 |
| Kelly Meyers | Marion County Board of Supervisors | Undecided | GA91 |
| Ben Hammes | Master Builders of Iowa | Supporting | GA91 |
| Logan Shine | Master Builders of Iowa | Supporting | GA91 |
| Christopher Rants | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA91 |
| Justin Hupfer | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA91 |
| David Adelman | Metropolitan Coalition | Undecided | GA91 |
| Frank Chiodo | Metropolitan Coalition | Undecided | GA91 |
| Matt Hinch | Metropolitan Coalition | Undecided | GA91 |
| Paige Thorson | Metropolitan Coalition | Undecided | GA91 |
| Sara Allen | Metropolitan Coalition | Undecided | GA91 |
| Dane Schumann | Mid-American Carpenters Regional Council | Undecided | GA91 |
| Christopher Rants | NECA - Iowa (NEC) | Undecided | GA91 |
| Justin Hupfer | NECA - Iowa (NEC) | Undecided | GA91 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Opposing | GA91 |
| Eric Goranson | Plumbing Heating & Cooling Contractors of IA | Supporting | GA91 |
| Gary Grant | Urban County Coalition | Undecided | GA91 |
| Larry Murphy | Urban County Coalition | Undecided | GA91 |