| John Cacciatore | American Heart Association | Undecided | GA86 |
| Jon Murphy | American Heart Association | Undecided | GA86 |
| Lon Anderson | American Heart Association | Undecided | GA86 |
| Stacy Frelund | American Heart Association | Undecided | GA86 |
| Kimberly Haus | Ameristar Casino, Inc. | Opposing | GA86 |
| Susan Cameron Daemen | Ameristar Casino, Inc. | Opposing | GA86 |
| Mark Joyce | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA86 |
| Richard Klemp | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA86 |
| Thomas McPherson | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA86 |
| Jake Oeth | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Undecided | GA86 |
| Kent Hartwig | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Undecided | GA86 |
| Threase Harms | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Undecided | GA86 |
| Robert Weiser | CRST International | Undecided | GA86 |
| Sarah Reckling | CRST International | Undecided | GA86 |
| Brice Oakley | City of Cedar Rapids | Supporting | GA86 |
| Don Avenson | City of Cedar Rapids | Supporting | GA86 |
| Gary Grant | City of Cedar Rapids | Supporting | GA86 |
| Larry Murphy | City of Cedar Rapids | Supporting | GA86 |
| Meghan Malloy | City of Cedar Rapids | Supporting | GA86 |
| Tom Cope | City of Cedar Rapids | Supporting | GA86 |
| Frank Chiodo | Grand Falls Casino and Resort | Opposing | GA86 |
| Doug Struyk | Great River Entertainment | Undecided | GA86 |
| George Appleby | Great River Entertainment | Undecided | GA86 |
| Jennifer Tyler | Great River Entertainment | Undecided | GA86 |
| Jim Carney | Great River Entertainment | Undecided | GA86 |
| Robert Weiser | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA86 |
| Sarah Reckling | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA86 |
| Andrea Addington | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Marty Ryan | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Sheila Corsbie | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Stephanie Fawkes-Lee | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| William Steward | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Sara Throener | Iowa Dept. of Inspections and Appeals | Undecided | GA86 |
| Amber Markham | Iowa Dept. of Public Safety | Undecided | GA86 |
| Wes Ehrecke | Iowa Gaming Association | Opposing | GA86 |
| John Pederson | Iowa Harness Horsemen's Association | Undecided | GA86 |
| Laura Book | Iowa Harness Horsemen's Association | Undecided | GA86 |
| Matt Eide | Iowa Harness Horsemen's Association | Undecided | GA86 |
| Mike St. Clair | Iowa State Building and Construction Trades Council | Supporting | GA86 |
| tom fey | Iowa State Building and Construction Trades Council | Supporting | GA86 |
| John Pederson | Iowa West Racing Association | Undecided | GA86 |
| Laura Book | Iowa West Racing Association | Undecided | GA86 |
| Matt Eide | Iowa West Racing Association | Undecided | GA86 |
| Brad Epperly | Isle of Capri Casinos, Inc. | Opposing | GA86 |
| Paula Dierenfeld | Isle of Capri Casinos, Inc. | Opposing | GA86 |
| Scott Sundstrom | Isle of Capri Casinos, Inc. | Opposing | GA86 |
| Gary Grant | Linn County Board of Supervisors | Supporting | GA86 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA86 |
| Meghan Malloy | Linn County Board of Supervisors | Supporting | GA86 |
| Angela Davis | Mystique Casino | Undecided | GA86 |
| Bill Wimmer | Mystique Casino | Undecided | GA86 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA86 |
| Craig Walter | Polk County - Board of Supervisors | Undecided | GA86 |
| Dustin Noble | Prairie Meadows Racetrack and Casino | Opposing | GA86 |
| Kellie Paschke | Prairie Meadows Racetrack and Casino | Opposing | GA86 |
| Troy Skinner | Prairie Meadows Racetrack and Casino | Opposing | GA86 |
| Frank Chiodo | Riverside Casino And Golf Resort | Opposing | GA86 |
| Jeffrey Boeyink | SCE Partners, LLC | Undecided | GA86 |
| Danny Carroll | The Family Leader | Opposing | GA86 |
| Greg Baker | The Family Leader | Opposing | GA86 |
| Chuck Hurley | The Family Leader Foundation | Opposing | GA86 |
| Greg Baker | The Family Leader Foundation | Opposing | GA86 |
| Jeffrey Boeyink | Wild Rose Entertainment, LLC | Undecided | GA86 |