| Alex Drzycimski | AFSCME Iowa Council 61 | Supporting | GA86 |
| Marcia Nichols | AFSCME Iowa Council 61 | Supporting | GA86 |
| Morgan Miller | AFSCME Iowa Council 61 | Supporting | GA86 |
| Doug Struyk | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA86 |
| George Appleby | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA86 |
| Jen Schulte | American Cancer Society Cancer Action Network (ACS CAN) | Supporting | GA86 |
| Jennifer Tyler | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA86 |
| Jim Carney | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA86 |
| Stacy Frelund | American Heart Association | Supporting | GA86 |
| Kimberly Haus | Ameristar Casino, Inc. | Opposing | GA86 |
| Susan Cameron Daemen | Ameristar Casino, Inc. | Opposing | GA86 |
| Mark Joyce | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA86 |
| Richard Klemp | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA86 |
| Thomas McPherson | Boyd Gaming-Peninsula Gaming LLC & its subsidiaries Dubuque Diamond Jo & Diamond | Opposing | GA86 |
| Kent Hartwig | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA86 |
| Threase Harms | CAFE Iowa Citizen's Action Network (Clean Air for Everyone) | Supporting | GA86 |
| David Adelman | Cedar Rapids Physician - Hospital Organization | Supporting | GA86 |
| Angela Davis | Cigar Association of America, Inc. | Opposing | GA86 |
| Angela Davis | Cigar Association of America, Inc. | Undecided | GA86 |
| Bill Wimmer | Cigar Association of America, Inc. | Opposing | GA86 |
| Bill Wimmer | Cigar Association of America, Inc. | Undecided | GA86 |
| Gary Grant | City of Cedar Rapids | Undecided | GA86 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA86 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA86 |
| Kent Hartwig | Des Moines University | Undecided | GA86 |
| Threase Harms | Des Moines University | Undecided | GA86 |
| Frank Chiodo | Grand Falls Casino and Resort | Opposing | GA86 |
| Scott Newhard | Grand Falls Casino and Resort | Opposing | GA86 |
| Doug Struyk | Great River Entertainment | Undecided | GA86 |
| George Appleby | Great River Entertainment | Undecided | GA86 |
| Jennifer Tyler | Great River Entertainment | Undecided | GA86 |
| Jim Carney | Great River Entertainment | Undecided | GA86 |
| Robert Weiser | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA86 |
| Sarah Reckling | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA86 |
| David Adelman | Iowa Academy of Family Physicians | Supporting | GA86 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Undecided | GA86 |
| Marty Ryan | Iowa Annual Conference of United Methodist Church | Undecided | GA86 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Undecided | GA86 |
| Stephanie Fawkes-Lee | Iowa Annual Conference of United Methodist Church | Undecided | GA86 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Undecided | GA86 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Undecided | GA86 |
| Neila Seaman | Iowa Chapter of Sierra Club | Supporting | GA86 |
| David Adelman | Iowa Chapter-American Academy of Pediatrics | Supporting | GA86 |
| Sara Throener | Iowa Dept. of Inspections and Appeals | Undecided | GA86 |
| Eric Bradley | Iowa Environmental Health Association | Supporting | GA86 |
| Wes Ehrecke | Iowa Gaming Association | Opposing | GA86 |
| John Pederson | Iowa Harness Horsemen's Association | Undecided | GA86 |
| Laura Book | Iowa Harness Horsemen's Association | Undecided | GA86 |
| Matt Eide | Iowa Harness Horsemen's Association | Undecided | GA86 |
| Greg Boattenhamer | Iowa Hospital Association | Supporting | GA86 |
| J. Norris | Iowa Hospital Association | Supporting | GA86 |
| Sara Allen | Iowa Hospital Association | Supporting | GA86 |
| Karla Fultz McHenry | Iowa Independent Physician Group | Supporting | GA86 |
| Kate Strickler | Iowa Medical Society | Supporting | GA86 |
| Megan Bendixen | Iowa Medical Society | Supporting | GA86 |
| Sandra Conlin | Iowa Medical Society | Supporting | GA86 |
| Robert Mulqueen | Iowa Nurses Association | Supporting | GA86 |
| David Adelman | Iowa Osteopathic Medical Association | Supporting | GA86 |
| Amy Campbell | Iowa Primary Care Association | Undecided | GA86 |
| Craig Patterson | Iowa Primary Care Association | Undecided | GA86 |
| Jeneane Moody | Iowa Public Health Association | Supporting | GA86 |
| Robert Mulqueen | Iowa School Nurses Organization | Supporting | GA86 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA86 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA86 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA86 |
| William Peterson | Iowa State Association of Counties | Supporting | GA86 |
| John Pederson | Iowa West Racing Association | Undecided | GA86 |
| Laura Book | Iowa West Racing Association | Undecided | GA86 |
| Matt Eide | Iowa West Racing Association | Undecided | GA86 |
| Brad Epperly | Isle of Capri Casinos, Inc. | Opposing | GA86 |
| Paula Dierenfeld | Isle of Capri Casinos, Inc. | Opposing | GA86 |
| Scott Sundstrom | Isle of Capri Casinos, Inc. | Opposing | GA86 |
| Angela Davis | Mystique Casino | Opposing | GA86 |
| Angela Davis | Mystique Casino | Undecided | GA86 |
| Bill Wimmer | Mystique Casino | Opposing | GA86 |
| Bill Wimmer | Mystique Casino | Withdrawn | GA86 |
| Bill Wimmer | Mystique Casino | Undecided | GA86 |
| Kent Hartwig | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA86 |
| Threase Harms | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA86 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA86 |
| Craig Walter | Polk County - Board of Supervisors | Undecided | GA86 |
| Kellie Paschke | Prairie Meadows Racetrack and Casino | Opposing | GA86 |
| Troy Skinner | Prairie Meadows Racetrack and Casino | Opposing | GA86 |
| Frank Chiodo | Riverside Casino And Golf Resort | Opposing | GA86 |
| Scott Newhard | Riverside Casino And Golf Resort | Opposing | GA86 |
| Jeffrey Boeyink | SCE Partners, LLC | Opposing | GA86 |
| Danny Carroll | The Family Leader | Supporting | GA86 |
| Greg Baker | The Family Leader | Supporting | GA86 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA86 |
| Greg Baker | The Family Leader Foundation | Supporting | GA86 |
| Karla Fultz McHenry | The Iowa Clinic, P.C. | Supporting | GA86 |
| Jeffrey Boeyink | Wild Rose Entertainment, LLC | Opposing | GA86 |