| Sandra Conlin | Associated Builders & Contractors of Iowa | Opposing | GA85 |
| Susan Walter | Black Hills Energy | Undecided | GA85 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Supporting | GA85 |
| Stephanie Fawkes-Lee | Fawkes-Lee & Ryan Inc. | Supporting | GA85 |
| Angela Davis | Home Builders Association of Iowa | Opposing | GA85 |
| Angela Davis | Home Builders Association of Iowa | Undecided | GA85 |
| Bill Wimmer | Home Builders Association of Iowa | Opposing | GA85 |
| Bill Wimmer | Home Builders Association of Iowa | Undecided | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Deborah Thompson | Iowa Dept. of Public Health | Undecided | GA85 |
| Amber Markham | Iowa Dept. of Public Safety | Undecided | GA85 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA85 |
| Brad Epperly | Iowa Geothermal Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Geothermal Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Geothermal Association | Undecided | GA85 |
| Jessica Hyland | Iowa Insurance Institute | Undecided | GA85 |
| Katherine Carlucci | Iowa Insurance Institute | Undecided | GA85 |
| Thomas Stanberry | Iowa Insurance Institute | Undecided | GA85 |
| Brad Epperly | Iowa Propane Gas Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Propane Gas Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Propane Gas Association | Undecided | GA85 |
| tom fey | Iowa State Building and Construction Trades Council | Undecided | GA85 |
| Brad Epperly | Iowa Water Well Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Water Well Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Water Well Association | Undecided | GA85 |
| James Piazza, Jr. | Laborers International Union of North America | Undecided | GA85 |
| Chad Kleppe | Master Builders of Iowa | Undecided | GA85 |
| Marc Beltrame | Master Builders of Iowa | Undecided | GA85 |
| Matt McKinney | Master Builders of Iowa | Undecided | GA85 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Opposing | GA85 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA85 |
| Jamie Cashman | Mechanical Contractors Association of Iowa (MCAI) | Opposing | GA85 |
| Jamie Cashman | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA85 |
| Andy Teas | Office of Ombudsman | Undecided | GA85 |
| Ruth Cooperrider | Office of Ombudsman | Undecided | GA85 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Undecided | GA85 |
| Jon Murphy | Plumbers and Steam Fitters Local 33 | Undecided | GA85 |
| Justin Hupfer | Plumbers and Steam Fitters Local 33 | Undecided | GA85 |
| Mary Earnhardt | Plumbers and Steam Fitters Local 33 | Undecided | GA85 |
| David Adelman | Sheet Metal Contractors of Iowa | Opposing | GA85 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Opposing | GA85 |