| Terry Harrmann | Alliant Energy Corporation | Supporting | GA83 |
| Andrew Anderson | Archer Daniels Midland Company | Undecided | GA83 |
| Christopher Riley | Archer Daniels Midland Company | Undecided | GA83 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Brad Epperly | IA. Assn. of Electric Cooperatives | Supporting | GA83 |
| James West | IA. Assn. of Electric Cooperatives | Supporting | GA83 |
| Keith Luchtel | IA. Assn. of Electric Cooperatives | Supporting | GA83 |
| Paula Dierenfeld | IA. Assn. of Electric Cooperatives | Supporting | GA83 |
| Scott Sundstrom | IA. Assn. of Electric Cooperatives | Supporting | GA83 |
| Tim Coonan | IA. Assn. of Electric Cooperatives | Supporting | GA83 |
| Julie Smith | IA. Assn. of Municipal Utilities | Supporting | GA83 |
| Larry Pope | IA. Assn. of Municipal Utilities | Supporting | GA83 |
| Robert Haug | IA. Assn. of Municipal Utilities | Supporting | GA83 |
| Jim Obradovich | IA. Environmental Council | Undecided | GA83 |
| Alan Kemp | IA. League of Cities | Supporting | GA83 |
| Jessica Hyland | IA. League of Cities | Supporting | GA83 |
| Julie Smith | IA. League of Cities | Supporting | GA83 |
| Larry Pope | IA. League of Cities | Supporting | GA83 |
| Megan Peiffer | IA. League of Cities | Supporting | GA83 |
| Jim Henter | IA. Retail Federation | Supporting | GA83 |
| Brad Epperly | IA. Society of Certified Public Accountants | Undecided | GA83 |
| James West | IA. Society of Certified Public Accountants | Undecided | GA83 |
| Keith Luchtel | IA. Society of Certified Public Accountants | Undecided | GA83 |
| Paula Dierenfeld | IA. Society of Certified Public Accountants | Undecided | GA83 |
| Scott Sundstrom | IA. Society of Certified Public Accountants | Undecided | GA83 |
| Mike Heller | IA. State Assn. of Assessors | Undecided | GA83 |
| Paula Feltner | IA. State Assn. of Assessors | Undecided | GA83 |
| Hanna DeGroot | IA. State Assn. of Counties | Supporting | GA83 |
| Linda Hinton | IA. State Assn. of Counties | Supporting | GA83 |
| MaryBeth Mellick | IA. State Assn. of Counties | Supporting | GA83 |
| Nathan Bonnett | IA. State Assn. of Counties | Supporting | GA83 |
| William Peterson | IA. State Assn. of Counties | Supporting | GA83 |
| Mark Douglas | IA. Utility Assn. | Supporting | GA83 |
| Jerry Fitzgerald | ITC Midwest | Undecided | GA83 |
| Maggie Smith-Fitzgerald | ITC Midwest | Undecided | GA83 |
| Mark Joyce | ITC Midwest | Undecided | GA83 |
| John Davis | MidAmerican Energy Company | Supporting | GA83 |
| Robert Grayson | Office of Energy Independence | Undecided | GA83 |
| George Appleby | SSAB (f/k/a IPSCO Steel) | Undecided | GA83 |
| Jennifer Tyler | SSAB (f/k/a IPSCO Steel) | Undecided | GA83 |
| Jim Carney | SSAB (f/k/a IPSCO Steel) | Undecided | GA83 |