| Chelsea Hoye | Epilepsy Foundation Iowa | Undecided | GA90 |
| Nick Laning | Epilepsy Foundation Iowa | Undecided | GA90 |
| Threase Harms | Epilepsy Foundation Iowa | Undecided | GA90 |
| Dale Woolery | Governors Office of Drug Control Policy | Undecided | GA90 |
| Susie Sher | Governors Office of Drug Control Policy | Undecided | GA90 |
| Sydney Gangestad | Green Leaf Cannabis Co. | Supporting | GA90 |
| Tim Coonan | Green Leaf Cannabis Co. | Supporting | GA90 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Undecided | GA90 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Undecided | GA90 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA90 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA90 |
| Keith Saunders | Iowa Board of Regents | Undecided | GA90 |
| Mary Braun | Iowa Board of Regents | Undecided | GA90 |
| Courtney Craig | Iowa Cannabis Company | Supporting | GA90 |
| Jeffrey Boeyink | Iowa Cannabis Company | Supporting | GA90 |
| Taylor McDonald | Iowa Cannabis Company | Supporting | GA90 |
| Carrie Malone | Iowa Department of Health and Human Services | Undecided | GA90 |
| Dax Oberreuter | Iowa Department of Health and Human Services | Undecided | GA90 |
| Jancy Nielson | Iowa Department of Health and Human Services | Undecided | GA90 |
| Josie Wagler | Iowa Dept. of Public Safety | Undecided | GA90 |
| R. Bruce Beeston | Iowa Hemp Industries Association | Undecided | GA90 |
| Kellie Paschke | Iowa Peace Officers Association | Undecided | GA90 |
| Kelly Meyers | Iowa Peace Officers Association | Undecided | GA90 |
| Troy Skinner | Iowa Peace Officers Association | Undecided | GA90 |
| Carl Olsen | Iowans for Medical Marijuana | Supporting | GA90 |
| Kellie Paschke | Jazz Pharmaceuticals, Inc. | Undecided | GA90 |
| Kelly Meyers | Jazz Pharmaceuticals, Inc. | Undecided | GA90 |
| Troy Skinner | Jazz Pharmaceuticals, Inc. | Undecided | GA90 |
| Chip Baltimore | MedPharm Iowa | Supporting | GA90 |
| Dane Schumann | MedPharm Iowa | Supporting | GA90 |