| Mike Heller | Iowa Academy of Trial Lawyers | Undecided | GA89 |
| Brad Lint | Iowa Association for Justice | Undecided | GA89 |
| Lisa Davis-Cook | Iowa Association for Justice | Undecided | GA89 |
| Mike Heller | Iowa Association of Magistrate Judges | Undecided | GA89 |
| Matt Gannon | Iowa Attorney General Dept. of Justice | Supporting | GA89 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Supporting | GA89 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Supporting | GA89 |
| Kelly Meyers | Iowa County Attorneys Association | Supporting | GA89 |
| Brad Epperly | Iowa Defense Counsel Association | Withdrawn | GA89 |
| Brad Epperly | Iowa Defense Counsel Association | Undecided | GA89 |
| Dustin Miller | Iowa Defense Counsel Association | Undecided | GA89 |
| Sarah Jennings | Iowa Dept. of Public Safety | Undecided | GA89 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA89 |
| Meghan Malloy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA89 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA89 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA89 |
| Jim Carney | Iowa State Bar Association | Undecided | GA89 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Undecided | GA89 |
| Tony Phillips | Iowa State Sheriffs' & Deputies' Association | Undecided | GA89 |
| Susan Cameron Daemen | Marsy’s Law for Iowa, LLC | Undecided | GA89 |
| Tony Phillips | Marsy’s Law for Iowa, LLC | Undecided | GA89 |
| Karl Schilling | Soaring Hearts | Supporting | GA89 |
| Kurt Swaim | State Public Defender's Office | Undecided | GA89 |