| Doug Struyk | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA90 |
| Jackie Cale | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA90 |
| Jennifer Dorman | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA90 |
| Jim Carney | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA90 |
| Stacy Frelund | American Heart Association | Undecided | GA90 |
| Chelsea Hoye | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA90 |
| Chelsea Hoye | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Undecided | GA90 |
| Nick Laning | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA90 |
| Nick Laning | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Undecided | GA90 |
| Threase Harms | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA90 |
| Threase Harms | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Undecided | GA90 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA90 |
| Doug Struyk | City of Iowa City | Supporting | GA90 |
| Jennifer Dorman | City of Iowa City | Supporting | GA90 |
| Jim Carney | City of Iowa City | Supporting | GA90 |
| John Hirl | FUELIowa (PMCI) | Opposing | GA90 |
| Marc Beltrame | FUELIowa (PMCI) | Opposing | GA90 |
| Dale Woolery | Governors Office of Drug Control Policy | Undecided | GA90 |
| Susie Sher | Governors Office of Drug Control Policy | Undecided | 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 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA90 |
| Dustin Miller | Iowa Grocery Industry Association | Undecided | GA90 |
| Jim Henter | Iowa Retail Federation | Opposing | GA90 |
| Michael Triplett | Iowans For Alternatives To Smoking And Tobacco | Undecided | GA90 |
| Jake Ketzner | KWIK Trip, Inc. | Undecided | GA90 |
| Larry Blixt | KWIK Trip, Inc. | Undecided | GA90 |