| Anna Dey | American Civil Liberties Union of IA (ACLU-IA) | Opposing | GA84 |
| Ben Stone | American Civil Liberties Union of IA (ACLU-IA) | Opposing | GA84 |
| Rita Bettis Austen | American Civil Liberties Union of IA (ACLU-IA) | Opposing | GA84 |
| Jessica Hyland | Employee & Family Resources, Inc. | Supporting | GA84 |
| Thomas Stanberry | Employee & Family Resources, Inc. | Supporting | GA84 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Opposing | GA84 |
| Stephanie Fawkes-Lee | Fawkes-Lee & Ryan Inc. | Opposing | GA84 |
| Dale Woolery | Governors Office of Drug Control Policy | Supporting | GA84 |
| Mark Schouten | Governors Office of Drug Control Policy | Supporting | GA84 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA84 |
| Craig Schoenfeld | Hy-Vee, Inc. | Undecided | GA84 |
| Deanna Triplett | IA. Behavioral Health Assn. (IBHA) | Undecided | GA84 |
| Therese Witkowski | IA. Board of Pharmacy | Undecided | GA84 |
| Ray Lakers | IA. Clemency Project | Opposing | GA84 |
| Ross Loder | IA. Dept. of Public Safety | Supporting | GA84 |
| Brad Epperly | IA. Grocery Industry Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Grocery Industry Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Grocery Industry Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Grocery Industry Assn. | Undecided | GA84 |
| Bob Rafferty | IA. Medical Society | Opposing | GA84 |
| Eric Nemmers | IA. Medical Society | Opposing | GA84 |
| Heidi Goodman | IA. Medical Society | Opposing | GA84 |
| Kate Walton | IA. Medical Society | Opposing | GA84 |
| Betty Lord-Dinan | IA. Nurses Assn. | Undecided | GA84 |
| Linda Goeldner | IA. Nurses Assn. | Undecided | GA84 |
| Sandra Conlin | IA. Osteopathic Medical Assn. | Undecided | GA84 |
| Kellie Paschke | IA. Peace Officers Assn. | Supporting | GA84 |
| Troy Skinner | IA. Peace Officers Assn. | Supporting | GA84 |
| Bill Wimmer | IA. Pharmacy Assn. | Undecided | GA84 |
| Craig Schoenfeld | IA. Pharmacy Assn. | Undecided | GA84 |
| Nicole Schultz | IA. Pharmacy Assn. | Undecided | GA84 |
| Thomas Temple | IA. Pharmacy Assn. | Undecided | GA84 |
| Gary Grant | IA. Police Chief Assn. (FKA IA. Police Executive Forum) | Supporting | GA84 |
| Larry Murphy | IA. Police Chief Assn. (FKA IA. Police Executive Forum) | Supporting | GA84 |
| Mike St. Clair | IA. State Patrol Supervisors Assn. | Supporting | GA84 |
| tom fey | IA. State Patrol Supervisors Assn. | Supporting | GA84 |
| Mike Heller | IA. State Police Assn. | Supporting | GA84 |
| Paula Feltner | IA. State Police Assn. | Supporting | GA84 |
| Joe Kelly | IA. State Sheriffs' & Deputies' Assn. | Supporting | GA84 |
| Susan Cameron Daemen | IA. State Sheriffs' & Deputies' Assn. | Supporting | GA84 |
| Carl Olsen | Iowans for Medical Marijuana | Opposing | GA84 |
| Brad Epperly | Johnson & Johnson Services, Inc. | Undecided | GA84 |
| Keith Luchtel | Johnson & Johnson Services, Inc. | Undecided | GA84 |
| Paula Dierenfeld | Johnson & Johnson Services, Inc. | Undecided | GA84 |
| Scott Sundstrom | Johnson & Johnson Services, Inc. | Undecided | GA84 |
| Susan Zalenski | Johnson & Johnson Services, Inc. | Undecided | GA84 |
| John Cacciatore | State Police Officers Council | Supporting | GA84 |
| Justin Hupfer | State Police Officers Council | Supporting | GA84 |
| Mark Smith | State Public Defender's Office | Undecided | GA84 |