| Morgan Miller | AFSCME Iowa Council 61 | Opposing | GA88 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA88 |
| Mike Heller | Iowa Academy of Trial Lawyers | Opposing | GA88 |
| Paula Feltner | Iowa Academy of Trial Lawyers | Opposing | GA88 |
| Kellie Paschke | Iowa Association for Justice | Opposing | GA88 |
| Troy Skinner | Iowa Association for Justice | Opposing | GA88 |
| Mike Heller | Iowa Association of Magistrate Judges | Undecided | GA88 |
| Paula Feltner | Iowa Association of Magistrate Judges | Undecided | GA88 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA88 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA88 |
| Brad Epperly | Iowa Defense Counsel Association | Opposing | GA88 |
| Dustin Miller | Iowa Defense Counsel Association | Opposing | GA88 |
| Paula Dierenfeld | Iowa Defense Counsel Association | Opposing | GA88 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA88 |
| Doug Struyk | Iowa State Bar Association | Opposing | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Opposing | GA88 |
| Jim Carney | Iowa State Bar Association | Opposing | GA88 |
| Melissa Peterson | Iowa State Education Association | Opposing | GA88 |
| Carl Olsen | Iowans for Medical Marijuana | Opposing | GA88 |
| Kellie Paschke | Justice Not Politics | Opposing | GA88 |
| Denise Rathman | National Association of Social Workers, Iowa Chapter | Opposing | GA88 |
| Courtney Reyes | One Iowa Action | Opposing | GA88 |
| Keenan Crow | One Iowa Action | Opposing | GA88 |
| Erin Davison-Rippey | Planned Parenthood Advocates of Iowa | Opposing | GA88 |
| Jamie Burch | Planned Parenthood Advocates of Iowa | Opposing | GA88 |
| Erin Davison-Rippey | Planned Parenthood North Central States | Opposing | GA88 |
| Jamie Burch | Planned Parenthood North Central States | Opposing | GA88 |
| John Hale | The Hale Group | Opposing | GA88 |
| Terri Hale | The Hale Group | Opposing | GA88 |