| Drew Kamp | Ames Chamber of Commerce | Undecided | GA87 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA87 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA87 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA87 |
| Kate Walton | City of Cedar Falls | Undecided | GA87 |
| Matt Eide | City of Cedar Falls | Undecided | GA87 |
| Gary Grant | City of Cedar Rapids | Undecided | GA87 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA87 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA87 |
| Jon Murphy | City of Coralville | Undecided | GA87 |
| Tom Cope | City of Coralville | Undecided | GA87 |
| Doug Struyk | City of Des Moines | Supporting | GA87 |
| Jen Schulte | City of Des Moines | Supporting | GA87 |
| Jennifer Dorman | City of Des Moines | Supporting | GA87 |
| Jim Carney | City of Des Moines | Supporting | GA87 |
| Doug Struyk | City of Iowa City | Supporting | GA87 |
| Jennifer Dorman | City of Iowa City | Supporting | GA87 |
| Jim Carney | City of Iowa City | Supporting | GA87 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA87 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA87 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA87 |
| Joe Murphy | Greater Des Moines Partnership | Undecided | GA87 |
| Katie Graham | Greater Des Moines Partnership | Undecided | GA87 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA87 |
| Dane Schumann | Grow Clinton County | Undecided | GA87 |
| Emily Hockins | Grow Clinton County | Undecided | GA87 |
| Threase Harms | Grow Clinton County | Undecided | GA87 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA87 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA87 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA87 |
| Katie Graham | Iowa Chamber Alliance | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA87 |
| Ryan Sempf | Iowa City Area Chamber of Commerce | Undecided | GA87 |
| Dane Schumann | Iowa Emergency Management Association | Supporting | GA87 |
| Dane Schumann | Iowa Emergency Management Association | Undecided | GA87 |
| Emily Hockins | Iowa Emergency Management Association | Supporting | GA87 |
| Emily Hockins | Iowa Emergency Management Association | Undecided | GA87 |
| Threase Harms | Iowa Emergency Management Association | Supporting | GA87 |
| Threase Harms | Iowa Emergency Management Association | Undecided | GA87 |
| John Benson | Iowa Homeland Security & Emergency Management Div. | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA87 |
| William Peterson | Iowa State Association of Counties | Supporting | GA87 |
| William Peterson | Iowa State Association of Counties | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of County Supervisors | Supporting | GA87 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Supporting | GA87 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of County Supervisors | Supporting | GA87 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA87 |
| William Peterson | Iowa State Association of County Supervisors | Supporting | GA87 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Undecided | GA87 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA87 |
| David Adelman | Metropolitan Coalition | Supporting | GA87 |
| Frank Chiodo | Metropolitan Coalition | Supporting | GA87 |
| Matt Hinch | Metropolitan Coalition | Supporting | GA87 |
| Sara Allen | Metropolitan Coalition | Supporting | GA87 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA87 |
| Craig Walter | Polk County - Board of Supervisors | Undecided | GA87 |
| Brad Epperly | Resources Environmental Solutions | Undecided | GA87 |
| Dustin Miller | Resources Environmental Solutions | Undecided | GA87 |
| Katie Graham | Resources Environmental Solutions | Undecided | GA87 |
| Paula Dierenfeld | Resources Environmental Solutions | Undecided | GA87 |