| Gary Grant | Cedar Rapids Metro Economic Alliance | 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 |
| Doug Struyk | City of Iowa City | Undecided | GA87 |
| Jennifer Dorman | City of Iowa City | Undecided | GA87 |
| Jim Carney | City of Iowa City | Undecided | GA87 |
| Doug Struyk | City of Waukee | Undecided | GA87 |
| Jennifer Dorman | City of Waukee | Undecided | GA87 |
| Jim Carney | City of Waukee | Undecided | GA87 |
| Brad Epperly | Eastlake Partnership | Undecided | GA87 |
| Dustin Miller | Eastlake Partnership | Undecided | GA87 |
| Paula Dierenfeld | Eastlake Partnership | Undecided | GA87 |
| Dane Schumann | Grow Clinton County | Undecided | GA87 |
| Emily Hockins | Grow Clinton County | Undecided | GA87 |
| Threase Harms | Grow Clinton County | Undecided | GA87 |
| Alan Kemp | Iowa League of Cities | Undecided | GA87 |
| Lindsey McCune | Iowa League of Cities | Undecided | GA87 |
| Robert Palmer | Iowa League of Cities | Undecided | GA87 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA87 |
| William Peterson | Iowa State Association of Counties | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | 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 |
| Kate Walton | Weinberg Investments, Inc. | Supporting | GA87 |
| Matt Eide | Weinberg Investments, Inc. | Supporting | GA87 |