| Mark Joyce | Boyd Gaming & Dubuque Diamond Jo & Diamond Jo Worth | Supporting | GA90 |
| David Adelman | Elite Casino Resorts, LLC | Undecided | GA90 |
| Frank Chiodo | Elite Casino Resorts, LLC | Undecided | GA90 |
| Lillie Brady | Elite Casino Resorts, LLC | Undecided | GA90 |
| Matt Hinch | Elite Casino Resorts, LLC | Undecided | GA90 |
| Sara Allen | Elite Casino Resorts, LLC | Undecided | GA90 |
| Robert Weiser | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA90 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Undecided | GA90 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Undecided | GA90 |
| Tom Chapman | Iowa Catholic Conference | Opposing | GA90 |
| Sara Throener | Iowa Dept. of Inspections and Appeals | Undecided | GA90 |
| Josie Wagler | Iowa Dept. of Public Safety | Undecided | GA90 |
| Jeff Pitts | Iowa Faith and Freedom Coalition | Opposing | GA90 |
| Jeff Pitts | Iowa Faith and Freedom Coalition | Undecided | GA90 |
| Wes Ehrecke | Iowa Gaming Association | Undecided | GA90 |
| Kate Walton | Iowa Harness Horsemen's Association | Undecided | GA90 |
| Madeleine Bradley | Iowa Harness Horsemen's Association | Undecided | GA90 |
| Matt Eide | Iowa Harness Horsemen's Association | Undecided | GA90 |
| Robert Weiser | Iowa Thoroughbred Breeders and Owners Association | Undecided | GA90 |
| John Hirl | Light and Wonder, Inc. | Undecided | GA90 |
| Marc Beltrame | Light and Wonder, Inc. | Undecided | GA90 |
| Jake Highfill | Penn Entertainment/Ameristar | Supporting | GA90 |
| Susan Cameron Daemen | Penn Entertainment/Ameristar | Supporting | GA90 |
| Tony Phillips | Penn Entertainment/Ameristar | Supporting | GA90 |
| Kellie Paschke | Prairie Meadows Racetrack and Casino | Opposing | GA90 |
| Kelly Meyers | Prairie Meadows Racetrack and Casino | Opposing | GA90 |
| Troy Skinner | Prairie Meadows Racetrack and Casino | Opposing | GA90 |
| Christopher Rants | Sports Betting Alliance | Supporting | GA90 |
| John Cacciatore | Sports Betting Alliance | Supporting | GA90 |
| Lon Anderson | Sports Betting Alliance | Supporting | GA90 |
| Chuck Hurley | The Family Leader | Opposing | GA90 |
| Danny Carroll | The Family Leader | Opposing | GA90 |
| Rebekah Oleson | The Family Leader | Opposing | GA90 |
| Ryan Benn | The Family Leader | Opposing | GA90 |
| Chuck Hurley | The Family Leader Foundation | Opposing | GA90 |
| Danny Carroll | The Family Leader Foundation | Opposing | GA90 |
| Rebekah Oleson | The Family Leader Foundation | Opposing | GA90 |
| Ryan Benn | The Family Leader Foundation | Opposing | GA90 |
| BRITTANY LUMLEY | Wild Rose Entertainment, LLC | Supporting | GA90 |
| Courtney Craig | Wild Rose Entertainment, LLC | Supporting | GA90 |
| Jeffrey Boeyink | Wild Rose Entertainment, LLC | Supporting | GA90 |
| Taylor McDonald | Wild Rose Entertainment, LLC | Supporting | GA90 |