| Gary Grant | City of Cedar Rapids | Undecided | GA84 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA84 |
| Amber Markham | IA. Coalition Against Domestic Violence | Opposing | GA84 |
| Joe Kelly | IA. County Attorneys Assn. | Opposing | GA84 |
| Susan Cameron Daemen | IA. County Attorneys Assn. | Opposing | GA84 |
| Jen Schulte | IA. Emergency Management Assn. | Undecided | GA84 |
| Kent Hartwig | IA. Emergency Management Assn. | Undecided | GA84 |
| Kyle Frette | IA. Emergency Management Assn. | Undecided | GA84 |
| Threase Harms | IA. Emergency Management Assn. | Undecided | GA84 |
| Jeff Burkett | IA. Firearms Coalition, Inc. | Supporting | GA84 |
| Jeff Grittmann | IA. Firearms Coalition, Inc. | Supporting | GA84 |
| John Reed | IA. Firearms Coalition, Inc. | Supporting | GA84 |
| Michael Ware | IA. Firearms Coalition, Inc. | Supporting | GA84 |
| Richard Rogers | IA. Firearms Coalition, Inc. | Supporting | GA84 |
| Robert Fowler | IA. Firearms Coalition, Inc. | Supporting | GA84 |
| Roger Burdette | IA. Firearms Coalition, Inc. | Supporting | GA84 |
| Aaron Dorr | IA. Gun Owners | Supporting | GA84 |
| John Benson | IA. Homeland Security & Emergency Management Div. | Undecided | GA84 |
| Greg Boattenhamer | IA. Hospital Assn. | Undecided | GA84 |
| J. Norris | IA. Hospital Assn. | Undecided | GA84 |
| Shannon Strickler | IA. Hospital Assn. | Undecided | GA84 |
| Alan Kemp | IA. League of Cities | Opposing | GA84 |
| Jessica Hyland | IA. League of Cities | Opposing | GA84 |
| Julie Smith | IA. League of Cities | Opposing | GA84 |
| Larry Pope | IA. League of Cities | Opposing | GA84 |
| Megan Peiffer | IA. League of Cities | Opposing | 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 |
| Scott Pope | IA. Sportsman Federation | Supporting | GA84 |
| Hanna DeGroot | IA. State Assn. of Counties | Opposing | GA84 |
| Linda Hinton | IA. State Assn. of Counties | Opposing | GA84 |
| MaryBeth Mellick | IA. State Assn. of Counties | Opposing | GA84 |
| Nathan Bonnett | IA. State Assn. of Counties | Opposing | GA84 |
| William Peterson | IA. State Assn. of Counties | Opposing | GA84 |
| Mike Heller | IA. State Police Assn. | Opposing | GA84 |
| Mike Heller | IA. State Police Assn. | Undecided | GA84 |
| Paula Feltner | IA. State Police Assn. | Opposing | GA84 |
| Paula Feltner | IA. State Police Assn. | Undecided | GA84 |
| Susan Cameron Daemen | IA. State Sheriffs' & Deputies' Assn. | Opposing | GA84 |
| John Reed | IowaCarry.org | Supporting | GA84 |
| Carlos Jayne | Iowans For Gun Safety | Opposing | GA84 |
| Carlos Jayne | Jayne, Carlos, Personal Interest | Opposing | 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 | Undecided | GA84 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA84 |
| Matt Bower | National Rifle Assn. of America | Supporting | GA84 |
| John Cacciatore | State Police Officers Council | Opposing | GA84 |
| Justin Hupfer | State Police Officers Council | Opposing | GA84 |
| Mark Smith | State Public Defender's Office | Undecided | GA84 |