| Daniel Zeno | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA87 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA87 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA87 |
| Katie Mulholland | Board of Regents, State of Iowa | Undecided | GA87 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA87 |
| Kristin Failor | Board of Regents, State of Iowa | Undecided | GA87 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA87 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA87 |
| Tim Coonan | Everytown for Gun Safety Action Fund | Undecided | GA87 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Undecided | GA87 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Undecided | GA87 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Undecided | GA87 |
| Sheila Corsbie | Iowa Annual Conference of United Methodist Church | Undecided | GA87 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Undecided | GA87 |
| William Steward | Iowa Annual Conference of United Methodist Church | Undecided | GA87 |
| Emily Piper | Iowa Association of School Boards | Undecided | GA87 |
| Emily Piper | Iowa Association of School Boards | Opposing | GA87 |
| Phil Jeneary | Iowa Association of School Boards | Undecided | GA87 |
| Phil Jeneary | Iowa Association of School Boards | Opposing | GA87 |
| Larry Murphy | Iowa Catholic Conference | Undecided | GA87 |
| Meghan Malloy | Iowa Catholic Conference | Undecided | GA87 |
| Tom Chapman | Iowa Catholic Conference | Undecided | GA87 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA87 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Undecided | GA87 |
| Barry Snell | Iowa Firearms Coalition, Inc. | Supporting | GA87 |
| Richard Rogers | Iowa Firearms Coalition, Inc. | Supporting | GA87 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | GA87 |
| Kellie Paschke | Iowa Peace Officers Association | Supporting | GA87 |
| Troy Skinner | Iowa Peace Officers Association | Supporting | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Supporting | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Withdrawn | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Supporting | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Withdrawn | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Brad Hudson | Iowa State Education Association | Undecided | GA87 |
| Melissa Peterson | Iowa State Education Association | Undecided | GA87 |
| Mike Heller | Iowa State Police Association | Supporting | GA87 |
| Paula Feltner | Iowa State Police Association | Supporting | GA87 |
| Paula Feltner | Iowa State Police Association | Undecided | GA87 |
| Amy Campbell | Iowa State Reserve Law Officers Association | Supporting | GA87 |
| Craig Patterson | Iowa State Reserve Law Officers Association | Supporting | GA87 |
| Craig Patterson | Iowa State Reserve Law Officers Association | Undecided | GA87 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Supporting | GA87 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Supporting | GA87 |
| Jeremy Brigham | Iowans for Gun Safety | Undecided | GA87 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA87 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA87 |
| Denise Rathman | National Association of Social Workers, Iowa Chapter | Undecided | GA87 |
| Tom Krueger | Network of Iowa Christian Home Educators (NICHE) | Undecided | GA87 |
| Tom Narak | School Administrators of Iowa | Undecided | GA87 |
| Christopher Rants | State Police Officers Council | Supporting | GA87 |
| John Cacciatore | State Police Officers Council | Supporting | GA87 |
| Margaret Buckton | Urban Education Network of Iowa | Undecided | GA87 |