| Marcia Nichols | AFSCME IA Council 61 | Undecided | GA84 |
| Sandra Conlin | Associated Builders & Contractors of IA | Undecided | GA84 |
| James Piazza, Jr. | Heavy Highway Contractors Assn. | Opposing | GA84 |
| James Piazza, Jr. | Heavy Highway Contractors Assn. | Undecided | GA84 |
| Bill Wimmer | Home Builders Assn. of IA | Undecided | GA84 |
| Craig Schoenfeld | Home Builders Assn. of IA | Undecided | GA84 |
| Jim Obradovich | Hubbell Realty Company | Undecided | GA84 |
| Robert Mulqueen | Hubbell Realty Company | Undecided | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Kevin Condon | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Charlie Wishman | IA. Federation of Labor, AFL-CIO | Undecided | GA84 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Undecided | GA84 |
| Bill Wimmer | IA. Lumber Assn. | Undecided | GA84 |
| Craig Schoenfeld | IA. Lumber Assn. | Undecided | GA84 |
| Brad Epperly | IA. Propane Gas Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Propane Gas Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Propane Gas Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Propane Gas Assn. | Undecided | GA84 |
| Mike St. Clair | IA. State Building and Construction Trades Council | Opposing | GA84 |
| tom fey | IA. State Building and Construction Trades Council | Opposing | GA84 |
| Jen Schulte | IBEW IA State Conference | Undecided | GA84 |
| Jen Schulte | IBEW IA State Conference | Opposing | GA84 |
| Kent Hartwig | IBEW IA State Conference | Undecided | GA84 |
| Kent Hartwig | IBEW IA State Conference | Opposing | GA84 |
| Threase Harms | IBEW IA State Conference | Undecided | GA84 |
| Threase Harms | IBEW IA State Conference | Opposing | GA84 |
| Chad Kleppe | Master Builders of IA | Supporting | 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 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Undecided | GA84 |
| Justin Hupfer | Plumbers and Steam Fitters Local 33 | Undecided | GA84 |
| Lynzey Tharp | Plumbers and Steam Fitters Local 33 | Undecided | GA84 |
| Bernard Murphy | Road Sprinkler Fitters Local 669 U.A. | Opposing | GA84 |
| Tom Narak | School Administrators of IA | Undecided | GA84 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Opposing | GA84 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Undecided | GA84 |