| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA89 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA89 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA89 |
| Drew Klein | Americans For Prosperity | Supporting | GA89 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA89 |
| Teresa Bomhoff | IA Mental Health Planning Council | Opposing | GA89 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | 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 |
| Amber Shanahan-Fricke | Iowa Judicial Branch - Supreme Court | Undecided | GA89 |
| Caitlin Jarzen | Iowa Judicial Branch - Supreme Court | Undecided | GA89 |
| Molly Kottmeyer | Iowa Judicial Branch - Supreme Court | Undecided | GA89 |
| Todd Nuccio | Iowa Judicial Branch - Supreme Court | 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 | League of Women Voters of Iowa | Undecided | GA89 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA89 |
| Gary Grant | Linn County Board of Supervisors | Supporting | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Supporting | GA89 |
| Betty Andrews | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Opposing | GA89 |
| Christopher Rants | National Alliance on Mental Illness - Iowa | Undecided | GA89 |
| John Cacciatore | National Alliance on Mental Illness - Iowa | Undecided | GA89 |
| Lon Anderson | National Alliance on Mental Illness - Iowa | Undecided | GA89 |
| Renee Schulte | National Alliance on Mental Illness - Iowa | Undecided | GA89 |