| Joe Gorton | Brady United Against Gun Violence | Opposing | GA89 |
| Dan Gannon | DAV-Iowa | Supporting | GA89 |
| Marcus Haack | Episcopal Diocese of Iowa | Opposing | GA89 |
| Wendy Abrahamson | Episcopal Diocese of Iowa | Opposing | GA89 |
| Sydney Gangestad | Everytown for Gun Safety Action Fund | Opposing | GA89 |
| Charlotte Eby | Giffords | Opposing | GA89 |
| Taylor McDonald | Giffords | Opposing | GA89 |
| Michael Triplett | Greater Iowa Apartment Association | Undecided | GA89 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA89 |
| Emily Piper | Iowa Association of School Boards | Opposing | GA89 |
| Phil Jeneary | Iowa Association of School Boards | Opposing | GA89 |
| Larry Murphy | Iowa Catholic Conference | Opposing | GA89 |
| Meghan Malloy | Iowa Catholic Conference | Opposing | GA89 |
| Tom Chapman | Iowa Catholic Conference | Opposing | GA89 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA89 |
| Brian Carter | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Gary Nims | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Rita Carter | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Roberta Paige | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA89 |
| Maddie Wilcox | Iowa Dept. of Public Health | Undecided | GA89 |
| Sarah Jennings | Iowa Dept. of Public Safety | Undecided | GA89 |
| Richard Rogers | Iowa Firearms Coalition, Inc. | Supporting | GA89 |
| Aaron Dorr | Iowa Gun Owners | Supporting | GA89 |
| Alan Kemp | Iowa League of Cities | Undecided | GA89 |
| Daniel Stalder | Iowa League of Cities | Undecided | GA89 |
| Robert Palmer | Iowa League of Cities | Undecided | GA89 |
| Leslie Carpenter | Iowa Mental Health Advocacy | Opposing | GA89 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | GA89 |
| Kellie Paschke | Iowa Peace Officers Association | Undecided | GA89 |
| Kelly Meyers | Iowa Peace Officers Association | Undecided | GA89 |
| Logan Murray | Iowa Peace Officers Association | Undecided | GA89 |
| Troy Skinner | Iowa Peace Officers Association | 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 |
| Amy Campbell | Iowa State Reserve Law Officers Association | Undecided | GA89 |
| Craig Patterson | Iowa State Reserve Law Officers Association | Undecided | GA89 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Undecided | GA89 |
| Tony Phillips | Iowa State Sheriffs' & Deputies' Association | Undecided | GA89 |
| Jeremy Brigham | Iowans for Gun Safety | Opposing | GA89 |
| Scott Peterson | Iowans for Gun Safety | Opposing | GA89 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA89 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | GA89 |
| Scott Jones | National Rifle Association of America | Supporting | GA89 |
| Bill Gustoff | Personal Interest -Bill Gustoff | Supporting | GA89 |
| Sarah Abdouch | Personal Interest-Sarah Abdouch | Supporting | GA89 |
| Tammy Kobza | Phyllis Schlafly Eagles of Iowa | Supporting | GA89 |
| Jamie Burch | Planned Parenthood Advocates of Iowa | Opposing | GA89 |
| Jamie Burch | Planned Parenthood North Central States | Opposing | GA89 |
| Dave Daughton | Rural School Advocates of Iowa | Opposing | GA89 |
| Margaret Buckton | Rural School Advocates of Iowa | Opposing | GA89 |
| Margaret Buckton | Urban Education Network of Iowa | Opposing | GA89 |