| David Adelman | Elite Casino Resorts, LLC | Undecided | GA89 |
| Frank Chiodo | Elite Casino Resorts, LLC | Undecided | GA89 |
| Matt Hinch | Elite Casino Resorts, LLC | Undecided | GA89 |
| Sara Allen | Elite Casino Resorts, LLC | Undecided | GA89 |
| Christopher Rants | FanDuel, Inc. | Supporting | GA89 |
| John Cacciatore | FanDuel, Inc. | Supporting | GA89 |
| Lon Anderson | FanDuel, Inc. | Supporting | GA89 |
| Doug Struyk | Great River Entertainment | Undecided | GA89 |
| Jennifer Dorman | Great River Entertainment | Undecided | GA89 |
| Jim Carney | Great River Entertainment | Undecided | GA89 |
| Robert Weiser | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA89 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Opposing | GA89 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Opposing | GA89 |
| Brian Carter | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Gary Nims | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Rita Carter | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Roberta Paige | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Sara Throener | Iowa Dept. of Inspections and Appeals | Undecided | GA89 |
| Kate Walton | Iowa Harness Horsemen's Association | Undecided | GA89 |
| Matt Eide | Iowa Harness Horsemen's Association | Undecided | GA89 |
| Sandra Conlin | Iowa Quarter Horse Racing Association | Undecided | GA89 |
| Robert Weiser | Iowa Thoroughbred Breeders and Owners Association | Undecided | GA89 |
| Kellie Paschke | Prairie Meadows Racetrack and Casino | Supporting | GA89 |
| Kelly Meyers | Prairie Meadows Racetrack and Casino | Supporting | GA89 |
| Logan Murray | Prairie Meadows Racetrack and Casino | Supporting | GA89 |
| Troy Skinner | Prairie Meadows Racetrack and Casino | Supporting | GA89 |
| David Scott | Q Casino | Supporting | GA89 |
| Marc Beltrame | Scientific Games Corporation | Undecided | GA89 |
| Emily Piper | Stray Dog Policy, Inc. | Opposing | GA89 |
| Preston Moore | The Humane Society of the United States | Opposing | GA89 |