| MARK MAXWELL | ABATE of Iowa | Supporting | GA87 |
| Wendy Abrahamson | Episcopal Diocese of Iowa | Opposing | GA87 |
| Dane Schumann | Grow Clinton County | Undecided | GA87 |
| Emily Hockins | Grow Clinton County | Undecided | GA87 |
| Threase Harms | Grow Clinton County | Undecided | GA87 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA87 |
| Mike Heller | Iowa Academy of Trial Lawyers | Opposing | GA87 |
| Paula Feltner | Iowa Academy of Trial Lawyers | Opposing | GA87 |
| Brad Lint | Iowa Association for Justice | Opposing | GA87 |
| Kellie Paschke | Iowa Association for Justice | Opposing | GA87 |
| Lisa Davis-Cook | Iowa Association for Justice | Opposing | GA87 |
| Troy Skinner | Iowa Association for Justice | Opposing | GA87 |
| Laurie Wolf | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Mike Heller | Iowa Association of Magistrate Judges | Undecided | GA87 |
| Paula Feltner | Iowa Association of Magistrate Judges | Undecided | GA87 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA87 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA87 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Undecided | GA87 |
| Brad Epperly | Iowa Defense Counsel Association | Undecided | GA87 |
| Dustin Miller | Iowa Defense Counsel Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Defense Counsel Association | Undecided | GA87 |
| Richard Rogers | Iowa Firearms Coalition, Inc. | Supporting | GA87 |
| Bill Wimmer | Iowa Judges Association | Undecided | GA87 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | GA87 |
| Kellie Paschke | Iowa Peace Officers Association | Undecided | GA87 |
| Troy Skinner | Iowa Peace Officers Association | Undecided | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Opposing | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Opposing | GA87 |
| Mike Heller | Iowa State Association of Assessors | Undecided | GA87 |
| Paula Feltner | Iowa State Association of Assessors | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA87 |
| William Peterson | Iowa State Association of Counties | Opposing | GA87 |
| Jamie Cashman | Iowa State Association of County Supervisors | Opposing | GA87 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Opposing | GA87 |
| Lucas Beenken | Iowa State Association of County Supervisors | Opposing | GA87 |
| William Peterson | Iowa State Association of County Supervisors | Opposing | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Undecided | GA87 |
| Mike Heller | Iowa State Police Association | Undecided | GA87 |
| Paula Feltner | Iowa State Police Association | Undecided | GA87 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Opposing | GA87 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Undecided | GA87 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Opposing | GA87 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Undecided | GA87 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA87 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | GA87 |
| Gary Grant | Linn County Board of Supervisors | Opposing | GA87 |
| Gary Grant | Linn County Board of Supervisors | Withdrawn | GA87 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Opposing | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Withdrawn | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Opposing | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Withdrawn | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA87 |
| Scott Jones | National Rifle Association of America | Supporting | GA87 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA87 |
| Craig Walter | Polk County - Board of Supervisors | Undecided | GA87 |
| Gary Grant | Urban County Coalition | Opposing | GA87 |
| Gary Grant | Urban County Coalition | Withdrawn | GA87 |
| Gary Grant | Urban County Coalition | Undecided | GA87 |
| Larry Murphy | Urban County Coalition | Opposing | GA87 |
| Larry Murphy | Urban County Coalition | Withdrawn | GA87 |
| Larry Murphy | Urban County Coalition | Undecided | GA87 |
| Meghan Malloy | Urban County Coalition | Opposing | GA87 |
| Meghan Malloy | Urban County Coalition | Withdrawn | GA87 |
| Meghan Malloy | Urban County Coalition | Undecided | GA87 |