| Jennifer Kingland | Ameristar Casino, Inc. | Opposing | GA83 |
| Kimberly Haus | Ameristar Casino, Inc. | Opposing | GA83 |
| Susan Cameron Daemen | Ameristar Casino, Inc. | Opposing | GA83 |
| Jerry Fitzgerald | Diamond Jo LLC (DJL-DJD) | Opposing | GA83 |
| Maggie Smith-Fitzgerald | Diamond Jo LLC (DJL-DJD) | Opposing | GA83 |
| Mark Joyce | Diamond Jo LLC (DJL-DJD) | Opposing | GA83 |
| George Appleby | Great River Entertainment | Opposing | GA83 |
| Jennifer Tyler | Great River Entertainment | Opposing | GA83 |
| Jim Carney | Great River Entertainment | Opposing | 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 | Supporting | GA83 |
| Jim Obradovich | IA. Environmental Council | Undecided | GA83 |
| Wes Ehrecke | IA. Gaming Assn. | Opposing | GA83 |
| Brad Epperly | IA. Society of Certified Public Accountants | Undecided | GA83 |
| James West | IA. Society of Certified Public Accountants | Undecided | GA83 |
| Keith Luchtel | IA. Society of Certified Public Accountants | Undecided | GA83 |
| Paula Dierenfeld | IA. Society of Certified Public Accountants | Undecided | GA83 |
| Scott Sundstrom | IA. Society of Certified Public Accountants | Undecided | GA83 |
| Bill Wimmer | Mystique Casino | Opposing | GA83 |
| Craig Schoenfeld | Mystique Casino | Opposing | 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 | Opposing | GA83 |
| Troy Skinner | Prairie Meadows Racetrack and Casino | Opposing | GA83 |
| F. Thornton | Wild Rose Entertainment, LLC | Undecided | GA83 |
| Karen Sisson | Wild Rose Entertainment, LLC | Opposing | GA83 |