| Jon Murphy | American Planning Association Iowa Chapter | Opposing | GA91 |
| Tom Cope | American Planning Association Iowa Chapter | Opposing | GA91 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA91 |
| Andy Conlin | Cicero Action | Supporting | GA91 |
| Dennis Tibben | Cicero Action | Supporting | GA91 |
| Gary Grant | City of Cedar Rapids | Undecided | GA91 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA91 |
| Andy Conlin | Foundation for Government Accountability Action | Supporting | GA91 |
| Dennis Tibben | Foundation for Government Accountability Action | Supporting | GA91 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA91 |
| Robert Cook | Iowa Atheists and Freethinkers | Opposing | GA91 |
| Brad Cranston | Iowa Baptists For Biblical Values | Supporting | GA91 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA91 |
| Tom Ferguson | Iowa County Attorneys Association | Undecided | GA91 |
| Teresa Bomhoff | Iowa Integrated Health Planning and Advisory Council | Opposing | GA91 |
| Chelsea Hoye | Iowa League of Cities | Undecided | GA91 |
| Cody Carlson | Iowa League of Cities | Undecided | GA91 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | GA91 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA91 |
| Andrea Woodard | Iowa State Association of Counties | Undecided | GA91 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA91 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA91 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA91 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA91 |
| Betty Andrews | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Opposing | GA91 |
| Tony Thompson | Personal Interest- Tony Thompson | Opposing | GA91 |
| Mazie Stilwell | Planned Parenthood Advocates of Iowa | Opposing | GA91 |
| Amy Campbell | Polk County - Board of Supervisors | Undecided | GA91 |
| Craig Patterson | Polk County - Board of Supervisors | Undecided | GA91 |
| Dave McDermott | Sisters of the Presentation, Dubuque | Opposing | GA91 |
| Chuck Hurley | The Family Leader | Supporting | GA91 |
| Danny Carroll | The Family Leader | Supporting | GA91 |
| Josiah Oleson | The Family Leader | Supporting | GA91 |
| Ryan Benn | The Family Leader | Supporting | GA91 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA91 |
| Danny Carroll | The Family Leader Foundation | Supporting | GA91 |
| Josiah Oleson | The Family Leader Foundation | Supporting | GA91 |
| Ryan Benn | The Family Leader Foundation | Supporting | GA91 |
| Gary Grant | Urban County Coalition | Undecided | GA91 |
| Larry Murphy | Urban County Coalition | Undecided | GA91 |