| Terry Harrmann | Alliant Energy Corporation | Undecided | GA84 |
| Terry Harrmann | Alliant Energy Corporation | Opposing | GA84 |
| Stephen Roberts | Central IA Power Cooperative (CIPCO) | Undecided | GA84 |
| Brad Epperly | Clean Line Energy | Undecided | GA84 |
| Keith Luchtel | Clean Line Energy | Undecided | GA84 |
| Paula Dierenfeld | Clean Line Energy | Undecided | GA84 |
| Scott Sundstrom | Clean Line Energy | Undecided | GA84 |
| Steve Falck | Environmental Law and Policy Center | Supporting | GA84 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA84 |
| Mike Carberry | Green State Solutions | Supporting | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| David Palmer | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA84 |
| Brad Epperly | IA. Assn. of Electric Cooperatives | Opposing | GA84 |
| Brad Epperly | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Keith Luchtel | IA. Assn. of Electric Cooperatives | Opposing | GA84 |
| Keith Luchtel | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Scott Sundstrom | IA. Assn. of Electric Cooperatives | Opposing | GA84 |
| Scott Sundstrom | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Tim Coonan | IA. Assn. of Electric Cooperatives | Opposing | GA84 |
| Tim Coonan | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Neila Seaman | IA. Chapter of Sierra Club | Supporting | GA84 |
| Debi Durham | IA. Economic Development Authority | Undecided | GA84 |
| Diane Foss | IA. Economic Development Authority | Undecided | GA84 |
| Jim Obradovich | IA. Environmental Council | Supporting | GA84 |
| Nathaniel Baer | IA. Environmental Council | Supporting | GA84 |
| Jen Schulte | IA. Farmers Union | Supporting | GA84 |
| Kent Hartwig | IA. Farmers Union | Supporting | GA84 |
| Kyle Frette | IA. Farmers Union | Supporting | GA84 |
| Threase Harms | IA. Farmers Union | Supporting | GA84 |
| Hanna DeGroot | IA. State Assn. of Counties | Undecided | GA84 |
| Linda Hinton | IA. State Assn. of Counties | Undecided | GA84 |
| MaryBeth Mellick | IA. State Assn. of Counties | Undecided | GA84 |
| Nathan Bonnett | IA. State Assn. of Counties | Undecided | GA84 |
| William Peterson | IA. State Assn. of Counties | Undecided | GA84 |
| Michael Wentzien | IA. State Assn. of County Supervisors | Undecided | GA84 |
| Kerri Johannsen | IA. Utilities Board | Undecided | GA84 |
| Mark Douglas | IA. Utility Assn. | Opposing | GA84 |
| Jim Obradovich | IA. Wind Energy Assn. | Supporting | GA84 |
| Brian Johnson | NextEra Energy | Undecided | GA84 |