| Sandra Conlin | Associated Builders & Contractors of IA | Undecided | GA83 |
| tom fey | Central IA Building & Construction Trades Council | Supporting | GA83 |
| Gary Grant | City of Cedar Rapids | Undecided | GA83 |
| Gary Grant | City of Cedar Rapids | Opposing | GA83 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA83 |
| Larry Murphy | City of Cedar Rapids | Opposing | GA83 |
| Dave Parker | Great Plains Laborers District Council | Supporting | GA83 |
| Dave Parker | Great Plains Laborers District Council | Undecided | GA83 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA83 |
| Kristofer Schleicher | Heiser Logistics | Opposing | GA83 |
| Cal Hultman | IA. Alliance of Surety Companies | Undecided | GA83 |
| Mary Hultman | IA. Alliance of Surety Companies | Undecided | GA83 |
| Michael Triplett | IA. Alliance of Surety Companies | Undecided | GA83 |
| Michael Coveyou | IA. Dept. of Public Safety | Supporting | GA83 |
| Ross Loder | IA. Dept. of Public Safety | Supporting | GA83 |
| Janice Laue | IA. Federation of Labor, AFL-CIO | Undecided | GA83 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Undecided | GA83 |
| Amy Campbell | IA. Firefighters Assn. (IFA) | Undecided | GA83 |
| Craig Patterson | IA. Firefighters Assn. (IFA) | Undecided | GA83 |
| Greg Boattenhamer | IA. Hospital Assn. | Opposing | GA83 |
| J. Norris | IA. Hospital Assn. | Opposing | GA83 |
| Shannon Strickler | IA. Hospital Assn. | Opposing | GA83 |
| Emily Piper | IA. Rural Water Assn. | Undecided | GA83 |
| tom fey | IA. State Building and Construction Trades Council | Supporting | GA83 |
| Chad Kleppe | Master Builders of IA | Undecided | GA83 |
| Bernard Murphy | Road Sprinkler Fitters Local 669 U.A. | Undecided | GA83 |
| Bernard Murphy | Road Sprinkler Fitters Local 669 U.A. | Supporting | GA83 |
| Dr. Norman | School Administrators of IA | Undecided | GA83 |
| Jim Obradovich | United Professionals/UE | Undecided | GA83 |