| 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 |
| Teresa Bomhoff | IA Mental Health Planning Council | Opposing | GA89 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA89 |
| Mike Heller | Iowa Academy of Trial Lawyers | Opposing | GA89 |
| Paula Feltner | Iowa Academy of Trial Lawyers | 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 |
| Richard Rogers | Iowa Firearms Coalition, Inc. | Supporting | GA89 |
| Frederick Haskins | Iowa Insurance Associates | Opposing | GA89 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | 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 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA89 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA89 |
| Jim Carney | Iowa State Bar Association | Undecided | GA89 |
| Jeremy Brigham | Iowans for Gun Safety | Opposing | GA89 |
| Scott Peterson | Iowans for Gun Safety | Opposing | GA89 |
| Christopher Lee | National Shooting Sports Foundation, Inc. | Supporting | GA89 |
| Bill Gustoff | Personal Interest -Bill Gustoff | Supporting | GA89 |