| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA87 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Undecided | GA87 |
| Chad Airhart | Iowa County Recorders Association | Opposing | GA87 |
| Megan Clyman | Iowa County Recorders Association | Opposing | GA87 |
| Don Petersen | Iowa Farm Bureau Federation | Supporting | GA87 |
| Marty Schwager | Iowa Farm Bureau Federation | Supporting | GA87 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Supporting | GA87 |
| Mike Heller | Iowa State Association of Assessors | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Withdrawn | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA87 |
| William Peterson | Iowa State Association of Counties | Opposing | GA87 |
| William Peterson | Iowa State Association of Counties | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of County Supervisors | Opposing | GA87 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Opposing | GA87 |
| Lucas Beenken | Iowa State Association of County Supervisors | Opposing | GA87 |
| William Heckroth | Iowa State Association of County Supervisors | Undecided | GA87 |
| William Heckroth | Iowa State Association of County Supervisors | Opposing | GA87 |
| William Peterson | Iowa State Association of County Supervisors | Opposing | GA87 |
| Jarret Heil | Iowa State County Treasurers Association | Undecided | GA87 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Opposing | GA87 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Opposing | 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 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA87 |
| Gary Grant | Urban County Coalition | Undecided | GA87 |
| Larry Murphy | Urban County Coalition | Undecided | GA87 |
| Meghan Malloy | Urban County Coalition | Undecided | GA87 |