| Daniel Zeno | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA88 |
| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA88 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA88 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA88 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA88 |
| Mark Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Bob Rafferty | Epilepsy Foundation Iowa | Supporting | GA88 |
| Bob Rafferty | Epilepsy Foundation Iowa | Undecided | GA88 |
| Dane Schumann | Epilepsy Foundation Iowa | Supporting | GA88 |
| Dane Schumann | Epilepsy Foundation Iowa | Undecided | GA88 |
| Maddie Wilcox | Epilepsy Foundation Iowa | Supporting | GA88 |
| Maddie Wilcox | Epilepsy Foundation Iowa | Undecided | GA88 |
| Threase Harms | Epilepsy Foundation Iowa | Supporting | GA88 |
| Threase Harms | Epilepsy Foundation Iowa | Undecided | GA88 |
| Dale Woolery | Governors Office of Drug Control Policy | Undecided | GA88 |
| Kellie Paschke | Greenwich Biosciences, Inc. | Undecided | GA88 |
| Troy Skinner | Greenwich Biosciences, Inc. | Undecided | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA88 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA88 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Opposing | GA88 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Opposing | GA88 |
| Kent Nebel | Iowa Board of Medicine | Opposing | GA88 |
| Amy McCoy | Iowa Dept. of Public Health | Undecided | GA88 |
| Chandlor Collins | Iowa Dept. of Public Safety | Undecided | GA88 |
| Sandra Conlin | Iowa Medical Society | Opposing | GA88 |
| Jason Karimi | Iowa Patients For Medical Marijuana | Undecided | GA88 |
| Kellie Paschke | Iowa Peace Officers Association | Opposing | GA88 |
| Kellie Paschke | Iowa Peace Officers Association | Undecided | GA88 |
| Troy Skinner | Iowa Peace Officers Association | Opposing | GA88 |
| Troy Skinner | Iowa Peace Officers Association | Undecided | GA88 |
| Casey Ficek | Iowa Pharmacy Association | Undecided | GA88 |
| Kate Walton | Iowa Pharmacy Association | Undecided | GA88 |
| Matt Eide | Iowa Pharmacy Association | Undecided | GA88 |
| David Adelman | Iowa Relief | Undecided | GA88 |
| Frank Chiodo | Iowa Relief | Undecided | GA88 |
| Matt Hinch | Iowa Relief | Undecided | GA88 |
| Sara Allen | Iowa Relief | Undecided | GA88 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA88 |
| Jim Carney | Iowa State Bar Association | Undecided | GA88 |
| Carl Olsen | Iowans for Medical Marijuana | Undecided | GA88 |
| Christopher Nelson | MedPharm Iowa | Undecided | GA88 |
| Dane Schumann | MedPharm Iowa | Undecided | GA88 |
| Maddie Wilcox | MedPharm Iowa | Undecided | GA88 |
| Rebecca Lucas | MedPharm Iowa | Undecided | GA88 |
| Threase Harms | MedPharm Iowa | Undecided | GA88 |
| Jason Karimi | NORML ISU | Undecided | GA88 |
| Bob Rafferty | National Multiple Sclerosis Society-Upper Midwest Chapter | Supporting | GA88 |
| Bob Rafferty | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA88 |
| Dane Schumann | National Multiple Sclerosis Society-Upper Midwest Chapter | Supporting | GA88 |
| Dane Schumann | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA88 |
| Maddie Wilcox | National Multiple Sclerosis Society-Upper Midwest Chapter | Supporting | GA88 |
| Maddie Wilcox | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA88 |
| Threase Harms | National Multiple Sclerosis Society-Upper Midwest Chapter | Supporting | GA88 |
| Threase Harms | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA88 |
| John Cacciatore | Polk County Medical Society | Undecided | GA88 |
| Lon Anderson | Polk County Medical Society | Undecided | GA88 |
| Frank Stork | Wellmark, Inc. | Undecided | GA88 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA88 |