| James Piazza, Jr. | Heavy Highway Contractors Association | Undecided | GA85 |
| Angela Davis | Home Builders Association of Iowa | Undecided | GA85 |
| Bill Wimmer | Home Builders Association of Iowa | Undecided | GA85 |
| Jim Obradovich | Hubbell Realty Company | Undecided | GA85 |
| Cal Hultman | Iowa Alliance of Surety Companies | Supporting | GA85 |
| Michael Triplett | Iowa Alliance of Surety Companies | Supporting | GA85 |
| Jennifer Kingland | Iowa Association of Realtors | Supporting | GA85 |
| William Brauch | Iowa Attorney General Dept. of Justice | Undecided | GA85 |
| Robert Hartwig | Iowa Bankers Association | Supporting | GA85 |
| Sharon Presnall | Iowa Bankers Association | Supporting | GA85 |
| Robert Hartwig | Iowa Bankers Mortgage Corp. | Supporting | GA85 |
| Sharon Presnall | Iowa Bankers Mortgage Corp. | Supporting | GA85 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Undecided | GA85 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA85 |
| Scott Sundstrom | Iowa Chapter, American Institute of Architects | Undecided | GA85 |
| Carla Pope | Iowa Finance Authority | Supporting | GA85 |
| Geri Huser | Iowa Finance Authority | Supporting | GA85 |
| Wes Peterson | Iowa Finance Authority | Supporting | GA85 |
| Angela Davis | Iowa Lumber Association | Undecided | GA85 |
| Bill Wimmer | Iowa Lumber Association | Undecided | GA85 |
| Robert Hartwig | Iowa Mortgage Association | Supporting | GA85 |
| Sharon Presnall | Iowa Mortgage Association | Supporting | GA85 |
| Mike Heller | Iowa Retail Federation | Undecided | GA85 |
| Paula Feltner | Iowa Retail Federation | Undecided | GA85 |
| George Appleby | Iowa State Bar Association | Undecided | GA85 |
| Jennifer Tyler | Iowa State Bar Association | Undecided | GA85 |
| Jim Carney | Iowa State Bar Association | 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) | Undecided | GA85 |
| Jamie Cashman | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA85 |
| Brian Johnson | NECA - Iowa (NEC) | Undecided | GA85 |
| Jamie Cashman | NECA - Iowa (NEC) | Undecided | GA85 |