| Danielle Oswald-Thole | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA88 |
| Doug Struyk | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA88 |
| Jackie Cale | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA88 |
| Jennifer Dorman | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA88 |
| Jim Carney | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA88 |
| John Cacciatore | American Heart Association | Undecided | GA88 |
| John Cacciatore | American Heart Association | Supporting | GA88 |
| Justin Hupfer | American Heart Association | Undecided | GA88 |
| Lon Anderson | American Heart Association | Undecided | GA88 |
| Lon Anderson | American Heart Association | Supporting | GA88 |
| Stacy Frelund | American Heart Association | Undecided | GA88 |
| Chaney Yeast | Blank Childrens Hospital | Supporting | GA88 |
| Maddie Wilcox | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA88 |
| Maddie Wilcox | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Undecided | GA88 |
| Threase Harms | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA88 |
| Threase Harms | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Undecided | GA88 |
| Sydney Gangestad | Cigar Association of America, Inc. | Undecided | GA88 |
| Tim Coonan | Cigar Association of America, Inc. | Undecided | GA88 |
| MaryNelle Trefz | Common Good Iowa | Supporting | GA88 |
| Sheila Hansen | Common Good Iowa | Supporting | GA88 |
| Lynh Patterson | Delta Dental of Iowa | Supporting | GA88 |
| Henry Marquard | Genesis Health System | Supporting | GA88 |
| Kate Walton | Genesis Health System | Supporting | GA88 |
| Matt Eide | Genesis Health System | Supporting | GA88 |
| Dale Woolery | Governors Office of Drug Control Policy | Undecided | GA88 |
| Susie Sher | Governors Office of Drug Control Policy | Undecided | GA88 |
| Kate Walton | Ho-Chunk, Inc. | Undecided | GA88 |
| Matt Eide | Ho-Chunk, Inc. | Undecided | GA88 |
| Teresa Bomhoff | IA Mental Health Planning Council | Supporting | GA88 |
| David Adelman | Iowa Academy of Family Physicians | Undecided | GA88 |
| Frank Chiodo | Iowa Academy of Family Physicians | Undecided | GA88 |
| Matt Hinch | Iowa Academy of Family Physicians | Undecided | GA88 |
| Sara Allen | Iowa Academy of Family Physicians | Undecided | GA88 |
| Brad Lint | Iowa Association for Justice | Undecided | GA88 |
| Lisa Davis-Cook | Iowa Association for Justice | Undecided | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| John Davis | 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 |
| Amy Campbell | Iowa Association of Rural Health Clinics | Supporting | GA88 |
| Craig Patterson | Iowa Association of Rural Health Clinics | Supporting | GA88 |
| Nathan Blake | Iowa Attorney General Dept. of Justice | Undecided | GA88 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Supporting | GA88 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Supporting | GA88 |
| James Kersten | Iowa Central Community College | Undecided | GA88 |
| Kelly Meyers | Iowa Chapter of the National Association of Pediatric Nurse Practitioners | Supporting | GA88 |
| Susan Cameron Daemen | Iowa Chapter of the National Association of Pediatric Nurse Practitioners | Supporting | GA88 |
| Amy McCoy | Iowa Dept. of Public Health | Supporting | GA88 |
| Abhay Nadipuram | Iowa Hospital Association | Undecided | GA88 |
| Erin Cubit | Iowa Hospital Association | Undecided | GA88 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA88 |
| Maureen Keehnle | Iowa Hospital Association | Undecided | GA88 |
| Nicole Proesch | Iowa Hospital Association | Undecided | GA88 |
| Kelly Meyers | Iowa Nurse Practitioners Society | Supporting | GA88 |
| Susan Cameron Daemen | Iowa Nurse Practitioners Society | Supporting | GA88 |
| Jim Obradovich | Iowa Nurses Association | Supporting | GA88 |
| Pete McRoberts | Iowa Nurses Association | Supporting | GA88 |
| Robert Mulqueen | Iowa Nurses Association | Supporting | GA88 |
| David Adelman | Iowa Osteopathic Medical Association | Undecided | GA88 |
| Frank Chiodo | Iowa Osteopathic Medical Association | Undecided | GA88 |
| Matt Hinch | Iowa Osteopathic Medical Association | Undecided | GA88 |
| Sara Allen | Iowa Osteopathic Medical Association | Undecided | GA88 |
| Amy Campbell | Iowa Primary Care Association | Supporting | GA88 |
| Craig Patterson | Iowa Primary Care Association | Supporting | GA88 |
| Lina Tucker Reinders | Iowa Public Health Association | Supporting | GA88 |
| Eric Goranson | Iowa Restaurant Association | Undecided | GA88 |
| Jim Henter | Iowa Retail Federation | Undecided | GA88 |
| Kate Walton | Iowa Rural Health Association | Supporting | GA88 |
| Matt Eide | Iowa Rural Health Association | Supporting | GA88 |
| Jim Obradovich | Iowa School Nurses Organization | Supporting | GA88 |
| Pete McRoberts | Iowa School Nurses Organization | Supporting | GA88 |
| Robert Mulqueen | Iowa School Nurses Organization | Supporting | GA88 |
| Kate Walton | Iowa Society for Respiratory Care | Supporting | GA88 |
| Matt Eide | Iowa Society for Respiratory Care | Supporting | GA88 |
| Michael Triplett | Iowans For Alternatives To Smoking And Tobacco | Opposing | GA88 |
| Genevieve Plumadore | Juul Labs | Undecided | GA88 |
| Jake Ketzner | Juul Labs | Undecided | GA88 |
| Larry Blixt | Juul Labs | Undecided | GA88 |
| Noah Tabor | Medica | Undecided | GA88 |
| Kellie Paschke | Prairie Meadows Racetrack and Casino | Undecided | GA88 |
| Troy Skinner | Prairie Meadows Racetrack and Casino | Undecided | GA88 |
| Jennifer Kingland | RAI Service Co. | Undecided | GA88 |
| Susan Cameron Daemen | RAI Service Co. | Undecided | GA88 |
| Dave Daughton | Rural School Advocates of Iowa | Supporting | GA88 |
| Margaret Buckton | Rural School Advocates of Iowa | Supporting | GA88 |
| Margaret Buckton | Urban Education Network of Iowa | Supporting | GA88 |
| Michael Triplett | Vapor Technology Association | Opposing | GA88 |
| Brandon Geib | Wellmark, Inc. | Supporting | GA88 |
| Scott Sundstrom | Wellmark, Inc. | Supporting | GA88 |