| Jennifer Kingland | Ameristar Casino, Inc. | Undecided | GA83 |
| Kimberly Haus | Ameristar Casino, Inc. | Undecided | GA83 |
| Susan Cameron Daemen | Ameristar Casino, Inc. | Undecided | GA83 |
| George Appleby | Caesars Entertainment Operating Company, Inc. | Undecided | GA83 |
| Jennifer Tyler | Caesars Entertainment Operating Company, Inc. | Undecided | GA83 |
| Jim Carney | Caesars Entertainment Operating Company, Inc. | Undecided | GA83 |
| Jerry Fitzgerald | Diamond Jo LLC (DJL-DJD) | Undecided | GA83 |
| Maggie Smith-Fitzgerald | Diamond Jo LLC (DJL-DJD) | Undecided | GA83 |
| Mark Joyce | Diamond Jo LLC (DJL-DJD) | Undecided | GA83 |
| George Appleby | Great River Entertainment | Undecided | GA83 |
| Jennifer Tyler | Great River Entertainment | Undecided | GA83 |
| Jim Carney | Great River Entertainment | Undecided | GA83 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA83 |
| Nicole Woodroffe | Horsemen's Benevolent and Protective Assn. (IHBPA) | Undecided | GA83 |
| Robert Weiser | Horsemen's Benevolent and Protective Assn. (IHBPA) | Undecided | GA83 |
| NaomiSeaYoung Wittstruck | IA. Conference of United Methodist Church | Opposing | GA83 |
| Susan Fenton | IA. Dept. of Agriculture | Undecided | GA83 |
| Beverly Zylstra | IA. Dept. of Inspections and Appeals | Undecided | GA83 |
| Dean Lerner | IA. Dept. of Inspections and Appeals | Undecided | GA83 |
| Steve Mandernach | IA. Dept. of Inspections and Appeals | Undecided | GA83 |
| Wes Ehrecke | IA. Gaming Assn. | Undecided | GA83 |
| Brice Oakley | IA. Greyhound Breeders Assn. | Undecided | GA83 |
| Don Avenson | IA. Greyhound Breeders Assn. | Undecided | GA83 |
| Tom Cope | IA. Greyhound Breeders Assn. | Undecided | GA83 |
| John Pederson | IA. Harness Horsemen's Assn. | Supporting | GA83 |
| Matt Eide | IA. Harness Horsemen's Assn. | Supporting | GA83 |
| Ted Stopulos | IA. Harness Horsemen's Assn. | Supporting | GA83 |
| Sandra Conlin | IA. Quarter Horse Racing Assn. | Undecided | GA83 |
| Bill Wimmer | Mystique Casino | Undecided | GA83 |
| Craig Schoenfeld | Mystique Casino | Undecided | GA83 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA83 |
| JoAnn Johnson | Polk County - Board of Supervisors | Undecided | GA83 |
| Kellie Paschke | Prairie Meadows Racetrack and Casino | Undecided | GA83 |
| Troy Skinner | Prairie Meadows Racetrack and Casino | Undecided | GA83 |
| F. Thornton | Wild Rose Entertainment, LLC | Undecided | GA83 |
| Karen Sisson | Wild Rose Entertainment, LLC | Undecided | GA83 |