| Amy Campbell | AARP Iowa | Undecided | GA90 |
| Chloe Gayer | AARP Iowa | Undecided | GA90 |
| Craig Patterson | AARP Iowa | Undecided | GA90 |
| Paige Yontz | AARP Iowa | Undecided | GA90 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA90 |
| Kate Walton | City of Bettendorf | Undecided | GA90 |
| Madeleine Bradley | City of Bettendorf | Undecided | GA90 |
| Matt Eide | City of Bettendorf | Undecided | GA90 |
| Gary Grant | City of Cedar Rapids | Undecided | GA90 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA90 |
| Doug Struyk | City of Des Moines | Undecided | GA90 |
| Emilee Harris-Puricelli | City of Des Moines | Undecided | GA90 |
| Jen Schulte | City of Des Moines | Undecided | GA90 |
| Jennifer Dorman | City of Des Moines | Undecided | GA90 |
| Jim Carney | City of Des Moines | Undecided | GA90 |
| Doug Struyk | City of Waukee | Undecided | GA90 |
| Jennifer Dorman | City of Waukee | Undecided | GA90 |
| Jim Carney | City of Waukee | Undecided | GA90 |
| Sydney Gangestad | City of West Des Moines | Undecided | GA90 |
| Tim Coonan | City of West Des Moines | Undecided | GA90 |
| Joseph Buffington | County Planning and Zoning Officials of Iowa | Undecided | GA90 |
| Rachel Ong | Greater Des Moines Habitat for Humanity | Undecided | GA90 |
| Eric Goranson | Habitat for Humanity of Iowa | Undecided | GA90 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA90 |
| David Adelman | Hubbell Realty Company | Undecided | GA90 |
| Frank Chiodo | Hubbell Realty Company | Undecided | GA90 |
| Matt Hinch | Hubbell Realty Company | Undecided | GA90 |
| Paige Thorson | Hubbell Realty Company | Undecided | GA90 |
| Sara Allen | Hubbell Realty Company | Undecided | GA90 |
| Nick Laning | IBEW Iowa State Conference | Undecided | GA90 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA90 |
| Jefferson Fink | Iowa Association of Building Officials | Undecided | GA90 |
| Jim Obradovich | Iowa Association of Building Officials | Undecided | GA90 |
| Victoria Sinclair | Iowa Association of Building Officials | Undecided | GA90 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Supporting | GA90 |
| John Davis | Iowa Association of Business and Industry (ABI) | Supporting | GA90 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA90 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA90 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA90 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA90 |
| Tom Ferguson | Iowa County Attorneys Association | Undecided | GA90 |
| Todd Coffelt | Iowa Dept. of Natural Resources | Undecided | GA90 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA90 |
| Chelsea Hoye | Iowa Environmental Council | Undecided | GA90 |
| Cody Smith | Iowa Environmental Council | Undecided | GA90 |
| Kerri Johannsen | Iowa Environmental Council | Undecided | GA90 |
| Michael Schmidt | Iowa Environmental Council | Undecided | GA90 |
| Threase Harms | Iowa Environmental Council | Undecided | GA90 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Undecided | GA90 |
| Nichole Hansen | Iowa Finance Authority | Undecided | GA90 |
| Cyndi Pederson | Iowa Firefighters Association (IFA) | Undecided | GA90 |
| Elizabeth Crimmings | Iowa Firefighters Association (IFA) | Undecided | GA90 |
| John Pederson | Iowa Firefighters Association (IFA) | Undecided | GA90 |
| Kate Walton | Lennox International | Undecided | GA90 |
| Madeleine Bradley | Lennox International | Undecided | GA90 |
| Matt Eide | Lennox International | Undecided | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| Christopher Rants | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA90 |
| Justin Hupfer | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA90 |
| David Adelman | Metropolitan Coalition | Undecided | GA90 |
| Frank Chiodo | Metropolitan Coalition | Undecided | GA90 |
| Matt Hinch | Metropolitan Coalition | Undecided | GA90 |
| Paige Thorson | Metropolitan Coalition | Undecided | GA90 |
| Sara Allen | Metropolitan Coalition | Undecided | GA90 |
| Christopher Rants | NECA - Iowa (NEC) | Undecided | GA90 |
| Justin Hupfer | NECA - Iowa (NEC) | Undecided | GA90 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Supporting | GA90 |
| Dane Schumann | North Central States Regional Council of Carpenters | Undecided | GA90 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Undecided | GA90 |
| Amy Campbell | Polk County - Board of Supervisors | Undecided | GA90 |
| Craig Patterson | Polk County - Board of Supervisors | Undecided | GA90 |
| Sydney Gangestad | Polk County - Board of Supervisors | Undecided | GA90 |
| Tim Coonan | Polk County - Board of Supervisors | Undecided | GA90 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA90 |
| Chloe Gayer | Professional Developers of Iowa (PDI) | Undecided | GA90 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA90 |
| Gabrielle Deliz | The Brick Industry Association | Opposing | GA90 |
| Patrick Burns | The Brick Industry Association | Opposing | GA90 |
| Gary Grant | Urban County Coalition | Undecided | GA90 |
| Larry Murphy | Urban County Coalition | Undecided | GA90 |