| Michael Triplett | Alliance For Automotive Innovation | Undecided | GA89 |
| Matt McKinney | Allied Insurance | Supporting | GA89 |
| RG Schwarm | Allied Insurance | Supporting | GA89 |
| Kate Walton | Alter Trading Corporation | Opposing | GA89 |
| Kate Walton | Alter Trading Corporation | Undecided | GA89 |
| Madeleine Bradley | Alter Trading Corporation | Opposing | GA89 |
| Madeleine Bradley | Alter Trading Corporation | Undecided | GA89 |
| Matt Eide | Alter Trading Corporation | Opposing | GA89 |
| Matt Eide | Alter Trading Corporation | Undecided | GA89 |
| Mike St. Clair | American Property Casualty Insurance Association (APCIA) | Supporting | GA89 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| John Davis | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Steffi Lee | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Brad Epperly | Iowa Automobile Dealers Association | Supporting | GA89 |
| Dustin Miller | Iowa Automobile Dealers Association | Supporting | GA89 |
| Jim Obradovich | Iowa Automobile Recyclers Association | Supporting | GA89 |
| Robert Mulqueen | Iowa Automobile Recyclers Association | Supporting | GA89 |
| Morgan Fritz | Iowa Collision Repair Association | Undecided | GA89 |
| Robert Weiser | Iowa Collision Repair Association | Undecided | GA89 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA89 |
| James Piazza, Jr. | Iowa Independent Automobile Dealers Association | Supporting | GA89 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA89 |
| Meghan Malloy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA89 |
| Matt McKinney | Nationwide Agribusiness | Supporting | GA89 |
| RG Schwarm | Nationwide Agribusiness | Supporting | GA89 |
| Matt McKinney | Nationwide Mutual Ins. Co. | Supporting | GA89 |
| RG Schwarm | Nationwide Mutual Ins. Co. | Supporting | GA89 |
| Mike Heller | Waste Management, Inc. | Undecided | GA89 |