| Gary Grant | City of Cedar Rapids | Undecided | GA84 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA84 |
| Jerry Fitzgerald | City of Des Moines | Undecided | GA84 |
| Maggie Smith-Fitzgerald | City of Des Moines | Undecided | GA84 |
| Mark Joyce | City of Des Moines | Undecided | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Kevin Condon | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Joe Kelly | IA. County Attorneys Assn. | Undecided | GA84 |
| Jeff Burkett | IA. Firearms Coalition, Inc. | Supporting | GA84 |
| Richard Rogers | IA. Firearms Coalition, Inc. | Undecided | GA84 |
| Greg Boattenhamer | IA. Hospital Assn. | Undecided | GA84 |
| J. Norris | IA. Hospital Assn. | Undecided | GA84 |
| Shannon Strickler | IA. Hospital Assn. | Undecided | GA84 |
| Kellie Paschke | IA. Peace Officers Assn. | Undecided | GA84 |
| Troy Skinner | IA. Peace Officers Assn. | Undecided | GA84 |
| Gary Grant | IA. Police Chief Assn. (FKA IA. Police Executive Forum) | Undecided | GA84 |
| Larry Murphy | IA. Police Chief Assn. (FKA IA. Police Executive Forum) | Undecided | GA84 |
| Hanna DeGroot | IA. State Assn. of Counties | Undecided | GA84 |
| Kristi Harshbarger | IA. State Assn. of Counties | Undecided | GA84 |
| Linda Hinton | IA. State Assn. of Counties | Undecided | GA84 |
| MaryBeth Mellick | IA. State Assn. of Counties | Undecided | GA84 |
| William Peterson | IA. State Assn. of Counties | Undecided | GA84 |
| George Appleby | IA. State Bar Assn. | Undecided | GA84 |
| Jennifer Tyler | IA. State Bar Assn. | Undecided | GA84 |
| Jim Carney | IA. State Bar Assn. | Undecided | GA84 |
| Joe Kelly | IA. State Sheriffs' & Deputies' Assn. | Undecided | GA84 |
| Susan Cameron Daemen | IA. State Sheriffs' & Deputies' Assn. | Undecided | GA84 |
| Amy Campbell | League of Women Voters of IA | Opposing | GA84 |
| Craig Patterson | League of Women Voters of IA | Opposing | GA84 |
| Gary Grant | Linn County Board of Supervisors | Opposing | GA84 |
| Larry Murphy | Linn County Board of Supervisors | Opposing | GA84 |
| Matt Bower | National Rifle Assn. of America | Undecided | GA84 |
| Mark Smith | State Public Defender's Office | Undecided | GA84 |
| Gary Grant | Urban County Coalition | Opposing | GA84 |
| Larry Murphy | Urban County Coalition | Opposing | GA84 |