| Chelsea Hoye | Epilepsy Foundation Iowa | Undecided | GA90 |
| Nick Laning | Epilepsy Foundation Iowa | Undecided | GA90 |
| Threase Harms | Epilepsy Foundation Iowa | Undecided | GA90 |
| Sydney Gangestad | Green Leaf Cannabis Co. | Supporting | GA90 |
| Tim Coonan | Green Leaf Cannabis Co. | Supporting | GA90 |
| Andrew Mertens | Iowa Association for Justice | Supporting | GA90 |
| Lisa Davis-Cook | Iowa Association for Justice | Supporting | GA90 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA90 |
| John Davis | Iowa Association of Business and Industry (ABI) | Undecided | GA90 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA90 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA90 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Undecided | GA90 |
| Chloe Gayer | Iowa Behavioral Health Association (IBHA) | Undecided | GA90 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Undecided | GA90 |
| Kelly Meyers | Iowa County Attorneys Association | Opposing | GA90 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA90 |
| Tom Ferguson | Iowa County Attorneys Association | Opposing | GA90 |
| Tom Ferguson | Iowa County Attorneys Association | Undecided | GA90 |
| Carrie Malone | Iowa Department of Health and Human Services | Undecided | GA90 |
| Nick Crawford | Iowa Department of Health and Human Services | Undecided | GA90 |
| Sonya Streit | Iowa Department of Health and Human Services | Undecided | GA90 |
| Josie Wagler | Iowa Dept. of Public Safety | Undecided | GA90 |
| Kellie Paschke | Iowa Peace Officers Association | Opposing | GA90 |
| Kellie Paschke | Iowa Peace Officers Association | Undecided | GA90 |
| Kelly Meyers | Iowa Peace Officers Association | Opposing | GA90 |
| Kelly Meyers | Iowa Peace Officers Association | Undecided | GA90 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA90 |
| Carl Olsen | Iowans for Medical Marijuana | Supporting | GA90 |
| Chip Baltimore | MedPharm Iowa | Supporting | GA90 |
| Dane Schumann | MedPharm Iowa | Supporting | GA90 |