| Morgan Miller | AFSCME Iowa Council 61 | Undecided | GA88 |
| Wendy Abrahamson | Episcopal Diocese of Iowa | Undecided | GA88 |
| Sydney Gangestad | Everytown for Gun Safety Action Fund | Undecided | GA88 |
| Tim Coonan | Everytown for Gun Safety Action Fund | Undecided | GA88 |
| Charlotte Eby | Giffords | Undecided | GA88 |
| Taylor McDonald | Giffords | Undecided | GA88 |
| Maddie Wilcox | Grow Clinton County | Undecided | GA88 |
| Threase Harms | Grow Clinton County | Undecided | GA88 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Undecided | GA88 |
| Brad Lint | Iowa Association for Justice | Undecided | GA88 |
| Lisa Davis-Cook | Iowa Association for Justice | Undecided | GA88 |
| Maddie Wilcox | Iowa Chapter of the Association of Public Safety Communications Officials (APCO) | Undecided | GA88 |
| Robert Szalay | Iowa Chapter of the Association of Public Safety Communications Officials (APCO) | Undecided | GA88 |
| Threase Harms | Iowa Chapter of the Association of Public Safety Communications Officials (APCO) | Undecided | GA88 |
| Maddie Wilcox | Iowa Chapter of the National Emergency Number Association (NENA) | Undecided | GA88 |
| Robert Szalay | Iowa Chapter of the National Emergency Number Association (NENA) | Undecided | GA88 |
| Threase Harms | Iowa Chapter of the National Emergency Number Association (NENA) | Undecided | GA88 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Undecided | GA88 |
| Brian Carter | Iowa Conference of United Methodist Church | Undecided | GA88 |
| Rita Carter | Iowa Conference of United Methodist Church | Undecided | GA88 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA88 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Undecided | GA88 |
| Maddie Wilcox | Iowa Emergency Management Association | Undecided | GA88 |
| Robert Szalay | Iowa Emergency Management Association | Undecided | GA88 |
| Threase Harms | Iowa Emergency Management Association | Undecided | GA88 |
| Eric Goranson | Iowa Emergency Medical Services Association | Undecided | GA88 |
| Richard Rogers | Iowa Firearms Coalition, Inc. | Supporting | GA88 |
| Cyndi Pederson | Iowa Firefighters Association (IFA) | Supporting | GA88 |
| John Pederson | Iowa Firefighters Association (IFA) | Supporting | GA88 |
| Abhay Nadipuram | Iowa Hospital Association | Undecided | GA88 |
| Erin Cubit | Iowa Hospital Association | Undecided | GA88 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA88 |
| Maureen Keehnle | Iowa Hospital Association | Undecided | GA88 |
| Nicole Proesch | Iowa Hospital Association | Undecided | GA88 |
| Alan Kemp | Iowa League of Cities | Undecided | GA88 |
| Daniel Stalder | Iowa League of Cities | Undecided | GA88 |
| Robert Palmer | Iowa League of Cities | Undecided | GA88 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | GA88 |
| Kellie Paschke | Iowa Peace Officers Association | Undecided | GA88 |
| Troy Skinner | Iowa Peace Officers Association | Undecided | GA88 |
| Sydney Gangestad | Iowa Physician Assistant Society | Undecided | GA88 |
| Tim Coonan | Iowa Physician Assistant Society | Undecided | GA88 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA88 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA88 |
| Meghan Malloy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA88 |
| Christopher Rants | Iowa Professional Fire Fighters | Supporting | GA88 |
| John Cacciatore | Iowa Professional Fire Fighters | Supporting | GA88 |
| Lon Anderson | Iowa Professional Fire Fighters | Supporting | GA88 |
| Jeff Smith | Iowa State Police Association | Undecided | GA88 |
| Jerry Fitzgerald | Iowa State Police Association | Undecided | GA88 |
| Maggie Smith-Fitzgerald | Iowa State Police Association | Undecided | GA88 |
| Matt Fitzgerald | Iowa State Police Association | Undecided | GA88 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Undecided | GA88 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Undecided | GA88 |
| Jeremy Brigham | Iowans for Gun Safety | Undecided | GA88 |
| Scott Peterson | Iowans for Gun Safety | Undecided | GA88 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA88 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA88 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA88 |
| Christopher Rants | State Police Officers Council | Supporting | GA88 |
| John Cacciatore | State Police Officers Council | Supporting | GA88 |