| 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 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Doug Struyk | Iowa Commercial Real Estate Association (ICREA) | Undecided | GA87 |
| Jennifer Dorman | Iowa Commercial Real Estate Association (ICREA) | Undecided | GA87 |
| Jim Carney | Iowa Commercial Real Estate Association (ICREA) | Undecided | GA87 |
| John Cacciatore | Iowa Credit Union League | Undecided | GA87 |
| Justin Hupfer | Iowa Credit Union League | Undecided | GA87 |
| Lon Anderson | Iowa Credit Union League | Undecided | GA87 |
| Alan Kemp | Iowa League of Cities | Supporting | GA87 |
| Alan Kemp | Iowa League of Cities | Undecided | GA87 |
| Lindsey McCune | Iowa League of Cities | Supporting | GA87 |
| Lindsey McCune | Iowa League of Cities | Withdrawn | GA87 |
| Lindsey McCune | Iowa League of Cities | Undecided | GA87 |
| Robert Palmer | Iowa League of Cities | Supporting | GA87 |
| Robert Palmer | Iowa League of Cities | Undecided | GA87 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA87 |
| Dustin Miller | Iowa Newspaper Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA87 |
| Mike Heller | Iowa State Association of Assessors | Undecided | GA87 |
| Paula Feltner | Iowa State Association of Assessors | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA87 |
| William Peterson | Iowa State Association of Counties | Supporting | GA87 |
| Doug Struyk | Iowa State Bar Association | Supporting | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Supporting | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Supporting | 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 | Undecided | GA87 |
| Frank Chiodo | Metropolitan Coalition | Undecided | GA87 |
| Matt Hinch | Metropolitan Coalition | Undecided | GA87 |
| Sara Allen | Metropolitan Coalition | Undecided | GA87 |
| Gary Grant | Urban County Coalition | Undecided | GA87 |
| Larry Murphy | Urban County Coalition | Undecided | GA87 |
| Meghan Malloy | Urban County Coalition | Undecided | GA87 |