| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA91 |
| Kate Walton | City of Bettendorf | Undecided | GA91 |
| Madeleine Bradley | City of Bettendorf | Undecided | GA91 |
| Matt Eide | City of Bettendorf | Undecided | GA91 |
| Gary Grant | City of Cedar Rapids | Undecided | GA91 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA91 |
| Clara Wulfsen | City of Iowa City | Supporting | GA91 |
| Doug Struyk | City of Iowa City | Supporting | GA91 |
| Jennifer Dorman | City of Iowa City | Supporting | GA91 |
| Jim Carney | City of Iowa City | Supporting | GA91 |
| David Adelman | Des Moines Area Regional Transit | Undecided | GA91 |
| Frank Chiodo | Des Moines Area Regional Transit | Undecided | GA91 |
| Matt Hinch | Des Moines Area Regional Transit | Undecided | GA91 |
| Paige Thorson | Des Moines Area Regional Transit | Undecided | GA91 |
| Sara Allen | Des Moines Area Regional Transit | Undecided | GA91 |
| Mackenzie DeRoo | Greater Iowa City, Inc. | Supporting | GA91 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Supporting | GA91 |
| Susan Fenton | Iowa Dept. of Transportation | Undecided | GA91 |
| Amy Campbell | Iowa Public Transit Association (IPT) | Undecided | GA91 |
| Chloe Gayer | Iowa Public Transit Association (IPT) | Undecided | GA91 |
| Craig Patterson | Iowa Public Transit Association (IPT) | Undecided | GA91 |
| Jessica Seelinger | Iowa Public Transit Association (IPT) | Undecided | GA91 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA91 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA91 |
| Kellie Paschke | Marion County Board of Supervisors | Undecided | GA91 |
| Kelly Meyers | Marion County Board of Supervisors | 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 |
| Ryan Sempf | Quad Cities Chamber of Commerce | Supporting | GA91 |
| Gary Grant | Urban County Coalition | Undecided | GA91 |
| Larry Murphy | Urban County Coalition | Undecided | GA91 |