| Mazie Stilwell | AFSCME Iowa Council 61 | Opposing | GA88 |
| Morgan Miller | AFSCME Iowa Council 61 | Opposing | GA88 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA88 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA88 |
| Mark Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Mark Joyce | Boyd Gaming-Peninsula Gaming LLC & Dubuque Diamond Jo & Diamond Jo Worth | Supporting | GA88 |
| Ryan Soultz | Boyd Gaming-Peninsula Gaming LLC & Dubuque Diamond Jo & Diamond Jo Worth | Supporting | GA88 |
| Ted Stopulos | Boyd Gaming-Peninsula Gaming LLC & Dubuque Diamond Jo & Diamond Jo Worth | Supporting | GA88 |
| AJ Baker | Caesars Enterprise Services, LLC. | Supporting | GA88 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA88 |
| Christopher Rants | DraftKings, Inc. | Supporting | GA88 |
| John Cacciatore | DraftKings, Inc. | Supporting | GA88 |
| Katie Hall | DraftKings, Inc. | Supporting | GA88 |
| Lon Anderson | DraftKings, Inc. | Supporting | GA88 |
| Mike St. Clair | DraftKings, Inc. | Supporting | GA88 |
| Barry Gentry | Dubuque Area Chamber of Commerce | Supporting | GA88 |
| Matt McKinney | Eldorado Resorts, Inc. | Supporting | GA88 |
| RG Schwarm | Eldorado Resorts, Inc. | Supporting | GA88 |
| David Adelman | Elite Casino Resorts, LLC | Supporting | GA88 |
| Frank Chiodo | Elite Casino Resorts, LLC | Supporting | GA88 |
| Matt Hinch | Elite Casino Resorts, LLC | Supporting | GA88 |
| Sara Allen | Elite Casino Resorts, LLC | Supporting | GA88 |
| Christopher Rants | FanDuel, Inc. | Supporting | GA88 |
| John Cacciatore | FanDuel, Inc. | Supporting | GA88 |
| Katie Hall | FanDuel, Inc. | Supporting | GA88 |
| Lon Anderson | FanDuel, Inc. | Supporting | GA88 |
| Mike St. Clair | FanDuel, Inc. | Supporting | GA88 |
| Christopher Rants | Fantasy Sports and Gaming Association | Supporting | GA88 |
| John Cacciatore | Fantasy Sports and Gaming Association | Supporting | GA88 |
| Katie Hall | Fantasy Sports and Gaming Association | Supporting | GA88 |
| Lon Anderson | Fantasy Sports and Gaming Association | Supporting | GA88 |
| Mike St. Clair | Fantasy Sports and Gaming Association | Supporting | GA88 |
| Andrea Woodard | Greater Des Moines Partnership | Opposing | GA88 |
| Brad Epperly | Greater Des Moines Partnership | Opposing | GA88 |
| Dustin Miller | Greater Des Moines Partnership | Opposing | GA88 |
| Joe Murphy | Greater Des Moines Partnership | Opposing | GA88 |
| Katie Graham | Greater Des Moines Partnership | Opposing | GA88 |
| Paula Dierenfeld | Greater Des Moines Partnership | Opposing | GA88 |
| Gary Grant | Hawkeye Downs | Undecided | GA88 |
| Larry Murphy | Hawkeye Downs | Undecided | GA88 |
| Meghan Malloy | Hawkeye Downs | Undecided | GA88 |
| Robert Weiser | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA88 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA88 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA88 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Opposing | GA88 |
| Larry Murphy | Iowa Catholic Conference | Opposing | GA88 |
| Meghan Malloy | Iowa Catholic Conference | Opposing | GA88 |
| Tom Chapman | Iowa Catholic Conference | Opposing | GA88 |
| Brian Carter | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Gary Nims | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Rita Carter | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Sheila Corsbie | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Sara Throener | Iowa Dept. of Inspections and Appeals | Undecided | GA88 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA88 |
| Wes Ehrecke | Iowa Gaming Association | Supporting | GA88 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA88 |
| Dustin Miller | Iowa Grocery Industry Association | Undecided | GA88 |
| Katie Graham | Iowa Grocery Industry Association | Undecided | GA88 |
| Paula Dierenfeld | Iowa Grocery Industry Association | Undecided | GA88 |
| Kate Walton | Iowa Harness Horsemen's Association | Supporting | GA88 |
| Matt Eide | Iowa Harness Horsemen's Association | Supporting | GA88 |
| Sandra Conlin | Iowa Quarter Horse Racing Association | Supporting | GA88 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Katie Graham | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Robert Weiser | Iowa Thoroughbred Breeders and Owners Association | Supporting | GA88 |
| Robert Weiser | Iowa Thoroughbred Breeders and Owners Association | Undecided | GA88 |
| Brian Johnson | Iowa West Racing Association | Undecided | GA88 |
| Craig Walter | Iowa West Racing Association | Undecided | GA88 |
| Kate Walton | Iowa West Racing Association | Undecided | GA88 |
| Matt Eide | Iowa West Racing Association | Undecided | GA88 |
| Jeff Smith | National Football League (c/o MultiState Associates Inc.) | Opposing | GA88 |
| Jerry Fitzgerald | National Football League (c/o MultiState Associates Inc.) | Opposing | GA88 |
| Maggie Smith-Fitzgerald | National Football League (c/o MultiState Associates Inc.) | Opposing | GA88 |
| Matt Fitzgerald | National Football League (c/o MultiState Associates Inc.) | Opposing | GA88 |
| Kelly Meyers | Penn National Gaming/Ameristar | Supporting | GA88 |
| Kimberly Haus | Penn National Gaming/Ameristar | Supporting | GA88 |
| Susan Cameron Daemen | Penn National Gaming/Ameristar | Supporting | GA88 |
| Brian Johnson | Polk County - Board of Supervisors | Opposing | GA88 |
| Kellie Paschke | Prairie Meadows Racetrack and Casino | Opposing | GA88 |
| Troy Skinner | Prairie Meadows Racetrack and Casino | Opposing | GA88 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA88 |
| David Scott | Q Casino | Supporting | GA88 |
| BRITTANY LUMLEY | SCE Partners, LLC | Supporting | GA88 |
| Charlotte Eby | SCE Partners, LLC | Supporting | GA88 |
| Jeffrey Boeyink | SCE Partners, LLC | Supporting | GA88 |
| Taylor McDonald | SCE Partners, LLC | Supporting | GA88 |
| Angie Long | The Family Leader | Opposing | GA88 |
| Chuck Hurley | The Family Leader | Opposing | GA88 |
| Daniel Sunne | The Family Leader | Opposing | GA88 |
| Danny Carroll | The Family Leader | Opposing | GA88 |
| Angie Long | The Family Leader Foundation | Opposing | GA88 |
| Chuck Hurley | The Family Leader Foundation | Opposing | GA88 |
| Daniel Sunne | The Family Leader Foundation | Opposing | GA88 |
| Danny Carroll | The Family Leader Foundation | Opposing | GA88 |
| Denise Bubeck | The Family Leader Foundation | Opposing | GA88 |
| Greg Baker | The Family Leader Foundation | Opposing | GA88 |
| Craig Patterson | Travel Federation of Iowa | Undecided | GA88 |
| BRITTANY LUMLEY | Wild Rose Entertainment, LLC | Supporting | GA88 |
| Charlotte Eby | Wild Rose Entertainment, LLC | Supporting | GA88 |
| Jeffrey Boeyink | Wild Rose Entertainment, LLC | Supporting | GA88 |
| Taylor McDonald | Wild Rose Entertainment, LLC | Supporting | GA88 |