| Michael Triplett | Alliance of Automobile Manufacturers | Supporting | GA86 |
| Terry Harrmann | Alliant Energy Corporation | Supporting | GA86 |
| Robert Weiser | Annett Holdings | Undecided | GA86 |
| Susan Walter | Black Hills Energy | Supporting | GA86 |
| Robert Weiser | CRST International | Undecided | GA86 |
| Mike St. Clair | General Motors LLC | Supporting | GA86 |
| tom fey | General Motors LLC | Withdrawn | GA86 |
| tom fey | General Motors LLC | Supporting | GA86 |
| Angela Davis | Hy-Vee, Inc. | Undecided | GA86 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA86 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Supporting | GA86 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA86 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Myron Linn | Iowa Association of Business and Industry (ABI) | Supporting | GA86 |
| Myron Linn | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA86 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Supporting | GA86 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Supporting | GA86 |
| Scott Sundstrom | Iowa Association of Electric Cooperatives | Supporting | GA86 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Supporting | GA86 |
| Brad Epperly | Iowa Automobile Dealers Association | Supporting | GA86 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Supporting | GA86 |
| Scott Sundstrom | Iowa Automobile Dealers Association | Supporting | GA86 |
| Brad Epperly | Iowa Propane Gas Association | Supporting | GA86 |
| Paula Dierenfeld | Iowa Propane Gas Association | Supporting | GA86 |
| Scott Sundstrom | Iowa Propane Gas Association | Supporting | GA86 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Scott Sundstrom | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Larry Blixt | KWIK Trip, Inc. | Supporting | GA86 |
| Tom Cope | Koch Companies Public Sector, LLC and Affiliates | Undecided | GA86 |
| Robert Weiser | Trans Iowa | Undecided | GA86 |
| Mike Heller | Waste Management, Inc. | Supporting | GA86 |
| Paula Feltner | Waste Management, Inc. | Supporting | GA86 |