| Jen Schulte | American Cancer Society Cancer Action Network (ACS CAN) | Supporting | GA85 |
| John Cacciatore | American Cancer Society Cancer Action Network (ACS CAN) | Supporting | GA85 |
| Jon Murphy | American Cancer Society Cancer Action Network (ACS CAN) | Supporting | GA85 |
| Justin Hupfer | American Cancer Society Cancer Action Network (ACS CAN) | Supporting | GA85 |
| Mary Earnhardt | American Cancer Society Cancer Action Network (ACS CAN) | Supporting | GA85 |
| John Cacciatore | American Heart Association | Supporting | GA85 |
| Jon Murphy | American Heart Association | Supporting | GA85 |
| Justin Hupfer | American Heart Association | Supporting | GA85 |
| Mary Earnhardt | American Heart Association | Supporting | GA85 |
| Stacy Frelund | American Heart Association | Supporting | GA85 |
| Micki Sandquist | American Lung Assn. | Supporting | GA85 |
| Kimberly Haus | Ameristar Casino, Inc. | Opposing | GA85 |
| Jerry Fitzgerald | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA85 |
| Maggie Smith-Fitzgerald | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA85 |
| Mark Joyce | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA85 |
| Thomas McPherson | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA85 |
| Dane Schumann | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA85 |
| Kent Hartwig | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA85 |
| Threase Harms | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA85 |
| George Appleby | Great River Entertainment | Opposing | GA85 |
| Jennifer Tyler | Great River Entertainment | Opposing | GA85 |
| Jim Carney | Great River Entertainment | Opposing | GA85 |
| Daniel Weiser | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA85 |
| Robert Weiser | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA85 |
| NaomiSeaYoung Wittstruck | Iowa Annual Conference of United Methodist Church | Supporting | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Beverly Zylstra | Iowa Dept. of Inspections and Appeals | Undecided | GA85 |
| Wes Ehrecke | Iowa Gaming Association | Opposing | GA85 |
| Ashley Engelbrecht | Iowa Medical Society | Supporting | GA85 |
| Bob Rafferty | Iowa Medical Society | Supporting | GA85 |
| Kate Walton | Iowa Medical Society | Supporting | GA85 |
| Hanna DeGroot | Iowa State Association of Counties | Supporting | GA85 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA85 |
| Linda Hinton | Iowa State Association of Counties | Supporting | GA85 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA85 |
| William Peterson | Iowa State Association of Counties | Supporting | GA85 |
| William Heckroth | Iowa State Association of County Supervisors | Supporting | GA85 |
| Brad Epperly | Isle of Capri Casinos, Inc. | Opposing | GA85 |
| Paula Dierenfeld | Isle of Capri Casinos, Inc. | Opposing | GA85 |
| Scott Sundstrom | Isle of Capri Casinos, Inc. | Opposing | GA85 |
| Angela Davis | Mystique Casino | Undecided | GA85 |
| Angela Davis | Mystique Casino | Opposing | GA85 |
| Bill Wimmer | Mystique Casino | Undecided | GA85 |
| Bill Wimmer | Mystique Casino | Opposing | GA85 |
| Mike Heller | Penn National Gaming, Inc. | Undecided | GA85 |
| Mike Heller | Penn National Gaming, Inc. | Opposing | GA85 |
| Paula Feltner | Penn National Gaming, Inc. | Undecided | GA85 |
| Paula Feltner | Penn National Gaming, Inc. | Opposing | GA85 |
| Kellie Paschke | Prairie Meadows Racetrack and Casino | Opposing | GA85 |
| Lindsay Phillips | Prairie Meadows Racetrack and Casino | Opposing | GA85 |
| Troy Skinner | Prairie Meadows Racetrack and Casino | Opposing | GA85 |
| F. Thornton | Wild Rose Entertainment, LLC | Opposing | GA85 |