| Jerry Fitzgerald | Alliance for Fair Competition (AFC) | Undecided | GA84 |
| Maggie Smith-Fitzgerald | Alliance for Fair Competition (AFC) | Undecided | GA84 |
| Mark Joyce | Alliance for Fair Competition (AFC) | Undecided | GA84 |
| Brad Epperly | American Insurance Assn. | Undecided | GA84 |
| Keith Luchtel | American Insurance Assn. | Undecided | GA84 |
| Paula Dierenfeld | American Insurance Assn. | Undecided | GA84 |
| Scott Sundstrom | American Insurance Assn. | Undecided | GA84 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA84 |
| Bill Wimmer | Home Builders Assn. of IA | Opposing | GA84 |
| Craig Schoenfeld | Home Builders Assn. of IA | Opposing | GA84 |
| Michael Triplett | IA. Alliance of Surety Companies | Supporting | GA84 |
| Jennifer Kingland | IA. Assn. of Realtors | Supporting | GA84 |
| William Brauch | IA. Attorney General Dept. of Justice | Supporting | GA84 |
| Robert Hartwig | IA. Bankers Assn. | Supporting | GA84 |
| Sharon Presnall | IA. Bankers Assn. | Supporting | GA84 |
| Brad Epperly | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| Keith Luchtel | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| Paula Dierenfeld | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| Scott Sundstrom | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| George Appleby | IA. Competitive Bidding Alliance, Inc. | Undecided | GA84 |
| Jennifer Tyler | IA. Competitive Bidding Alliance, Inc. | Undecided | GA84 |
| Jim Carney | IA. Competitive Bidding Alliance, Inc. | Undecided | GA84 |
| Angela Davis | IA. Finance Authority | Undecided | GA84 |
| Loyd Ogle | IA. Finance Authority | Undecided | GA84 |
| Wes Peterson | IA. Finance Authority | Undecided | GA84 |
| Brice Oakley | IA. Interactive | Undecided | GA84 |
| Don Avenson | IA. Interactive | Undecided | GA84 |
| Tom Cope | IA. Interactive | Undecided | GA84 |
| Mike St. Clair | IA. Land Title Assn. | Undecided | GA84 |
| Bill Wimmer | IA. Lumber Assn. | Undecided | GA84 |
| Craig Schoenfeld | IA. Lumber Assn. | Undecided | GA84 |
| George Appleby | IA. State Bar Assn. | Supporting | GA84 |
| George Appleby | IA. State Bar Assn. | Undecided | GA84 |
| Jennifer Tyler | IA. State Bar Assn. | Supporting | GA84 |
| Jennifer Tyler | IA. State Bar Assn. | Undecided | GA84 |
| Jim Carney | IA. State Bar Assn. | Supporting | GA84 |
| Jim Carney | IA. State Bar Assn. | Undecided | GA84 |
| Chad Kleppe | Master Builders of IA | Undecided | GA84 |
| Mike Heller | Master Builders of IA | Undecided | GA84 |
| Paula Feltner | Master Builders of IA | Undecided | GA84 |
| Brian Johnson | Mechanical Contractors Association of IA (MCAI) | Undecided | GA84 |
| Jamie Cashman | Mechanical Contractors Association of IA (MCAI) | Undecided | GA84 |
| Brian Johnson | NECA - IA (NEC) | Undecided | GA84 |
| Jamie Cashman | NECA - IA (NEC) | Undecided | GA84 |
| David Adelman | Sheet Metal Contractors of IA | Undecided | GA84 |