| Mike Rozenboom | Iowa Bankers Association | Undecided | GA90 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA90 |
| Census Lo-liyong | Iowa County Recorders Association | Undecided | GA90 |
| Megan Clyman | Iowa County Recorders Association | Undecided | GA90 |
| Stacie Herridge | Iowa County Recorders Association | Undecided | GA90 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA90 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA90 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA90 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA90 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA90 |
| William Peterson | Iowa State Association of Counties | Supporting | GA90 |
| Dustin Johnson | Iowa State County Treasurers Association | Supporting | GA90 |
| Kris Rowley | Iowa State County Treasurers Association | Supporting | GA90 |
| Michaela Bigaouette | Iowa State County Treasurers Association | Supporting | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| Kellie Paschke | Marion County Board of Supervisors | Undecided | GA90 |
| Kelly Meyers | Marion County Board of Supervisors | Undecided | GA90 |
| Troy Skinner | Marion County Board of Supervisors | Undecided | GA90 |
| Sydney Gangestad | Polk County - Board of Supervisors | Undecided | GA90 |
| Tim Coonan | Polk County - Board of Supervisors | Undecided | GA90 |
| Gary Grant | Urban County Coalition | Undecided | GA90 |
| Larry Murphy | Urban County Coalition | Undecided | GA90 |