| Brad Epperly | Ames Chamber of Commerce | Undecided | GA89 |
| Dustin Miller | Ames Chamber of Commerce | Undecided | GA89 |
| Carolann Jensen | Board of Regents, State of Iowa | Undecided | GA89 |
| Jennifer Harbison | Board of Regents, State of Iowa | Undecided | GA89 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA89 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA89 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA89 |
| Christopher Rants | Center for Rural Affairs | Supporting | GA89 |
| John Cacciatore | Center for Rural Affairs | Supporting | GA89 |
| Kate Walton | City of Bettendorf | Undecided | GA89 |
| Madeleine Bradley | City of Bettendorf | Undecided | GA89 |
| Matt Eide | City of Bettendorf | Undecided | GA89 |
| Gary Grant | City of Cedar Rapids | Undecided | GA89 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA89 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA89 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Undecided | GA89 |
| Ryan Sempf | Dubuque Area Chamber of Commerce | Undecided | GA89 |
| Rachel Ong | Greater Des Moines Habitat for Humanity | Supporting | GA89 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA89 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA89 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA89 |
| Kate Walton | Grow Clinton County | Undecided | GA89 |
| Madeleine Bradley | Grow Clinton County | Undecided | GA89 |
| Matt Eide | Grow Clinton County | Undecided | GA89 |
| Eric Goranson | Habitat for Humanity of Iowa | Supporting | GA89 |
| Jon Murphy | Iowa Association of Councils of Governments | Supporting | GA89 |
| Tom Cope | Iowa Association of Councils of Governments | Supporting | GA89 |
| Nick Laning | Iowa Bicycle Coalition | Supporting | GA89 |
| Threase Harms | Iowa Bicycle Coalition | Supporting | GA89 |
| David Adelman | Iowa Biotechnology Association | Undecided | GA89 |
| Frank Chiodo | Iowa Biotechnology Association | Undecided | GA89 |
| Jessica Hyland | Iowa Biotechnology Association | Undecided | GA89 |
| Lillie Brady | Iowa Biotechnology Association | Undecided | GA89 |
| Matt Hinch | Iowa Biotechnology Association | Undecided | GA89 |
| Sara Allen | Iowa Biotechnology Association | Undecided | GA89 |
| Kellie Paschke | Iowa Cattlemen's Association | Supporting | GA89 |
| Kelly Meyers | Iowa Cattlemen's Association | Supporting | GA89 |
| Logan Murray | Iowa Cattlemen's Association | Supporting | GA89 |
| Troy Skinner | Iowa Cattlemen's Association | Supporting | GA89 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA89 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA89 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA89 |
| Emilee Harris-Puricelli | Iowa Farmers Union | Undecided | GA89 |
| Nick Laning | Iowa Farmers Union | Undecided | GA89 |
| Threase Harms | Iowa Farmers Union | Undecided | GA89 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Undecided | GA89 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA89 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA89 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA89 |
| William Peterson | Iowa State Association of Counties | Undecided | GA89 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA89 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA89 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA89 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA89 |
| David Adelman | Iowa Travel Industry Partners | Undecided | GA89 |
| Frank Chiodo | Iowa Travel Industry Partners | Undecided | GA89 |
| Lillie Brady | Iowa Travel Industry Partners | Undecided | GA89 |
| Matt Hinch | Iowa Travel Industry Partners | Undecided | GA89 |
| Sara Allen | Iowa Travel Industry Partners | Undecided | GA89 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA89 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA89 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA89 |
| Amy Campbell | Loess Hills Alliance | Undecided | GA89 |
| Craig Patterson | Loess Hills Alliance | Undecided | GA89 |
| Amy Campbell | Okoboji Tourism | Undecided | GA89 |
| Craig Patterson | Okoboji Tourism | Undecided | GA89 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Brad Epperly | Quad Cities Chamber of Commerce | Undecided | GA89 |
| Dustin Miller | Quad Cities Chamber of Commerce | Undecided | GA89 |
| Gary Grant | Urban County Coalition | Undecided | GA89 |
| Larry Murphy | Urban County Coalition | Undecided | GA89 |
| Meghan Malloy | Urban County Coalition | Undecided | GA89 |
| Charlotte Eby | World Food Prize Foundation | Supporting | GA89 |