| John Cacciatore | American Cancer Society | Supporting | GA84 |
| Justin Hupfer | American Cancer Society | Supporting | GA84 |
| Ryan Crane | American Cancer Society | Supporting | GA84 |
| John Cacciatore | American Heart Assn. | Supporting | GA84 |
| Justin Hupfer | American Heart Assn. | Supporting | GA84 |
| Jerry Fitzgerald | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Undecided | GA84 |
| Maggie Smith-Fitzgerald | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Undecided | GA84 |
| Mark Joyce | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Undecided | GA84 |
| Jen Schulte | CAFE IA Citizen's Action Network (Clean Air for Everyone) | Supporting | GA84 |
| Kent Hartwig | CAFE IA Citizen's Action Network (Clean Air for Everyone) | Supporting | GA84 |
| Kyle Frette | CAFE IA Citizen's Action Network (Clean Air for Everyone) | Supporting | GA84 |
| Threase Harms | CAFE IA Citizen's Action Network (Clean Air for Everyone) | Supporting | GA84 |
| Jen Schulte | Community Health Charities of IA | Supporting | GA84 |
| Kent Hartwig | Community Health Charities of IA | Supporting | GA84 |
| Kyle Frette | Community Health Charities of IA | Supporting | GA84 |
| Threase Harms | Community Health Charities of IA | Supporting | GA84 |
| George Appleby | Great River Entertainment | Opposing | GA84 |
| Jennifer Tyler | Great River Entertainment | Opposing | GA84 |
| Jim Carney | Great River Entertainment | Opposing | GA84 |
| Daniel Weiser | Horsemen's Benevolent and Protective Assn. (IHBPA) | Undecided | GA84 |
| Robert Weiser | Horsemen's Benevolent and Protective Assn. (IHBPA) | Undecided | GA84 |
| NaomiSeaYoung Wittstruck | IA. Annual Conference of United Methodist Church | Supporting | GA84 |
| Wes Ehrecke | IA. Gaming Assn. | Opposing | GA84 |
| Bob Rafferty | IA. Medical Society | Supporting | GA84 |
| Eric Nemmers | IA. Medical Society | Supporting | GA84 |
| Heidi Goodman | IA. Medical Society | Supporting | GA84 |
| Kate Walton | IA. Medical Society | Supporting | GA84 |
| Larry Blixt | IA. Speedway | Undecided | GA84 |
| Hanna DeGroot | IA. State Assn. of Counties | Supporting | GA84 |
| Linda Hinton | IA. State Assn. of Counties | Supporting | GA84 |
| MaryBeth Mellick | IA. State Assn. of Counties | Supporting | GA84 |
| Nathan Bonnett | IA. State Assn. of Counties | Supporting | GA84 |
| William Peterson | IA. State Assn. of Counties | Supporting | GA84 |
| Brad Epperly | Isle of Capri Casinos, Inc. | Opposing | GA84 |
| Keith Luchtel | Isle of Capri Casinos, Inc. | Opposing | GA84 |
| Paula Dierenfeld | Isle of Capri Casinos, Inc. | Opposing | GA84 |
| Scott Sundstrom | Isle of Capri Casinos, Inc. | Opposing | GA84 |
| Bill Wimmer | Mystique Casino | Opposing | GA84 |
| Craig Schoenfeld | Mystique Casino | Opposing | GA84 |