| Terry Harrmann | Alliant Energy Corporation | Undecided | GA84 |
| Gary Grant | California Renewable Energies, LLC | Undecided | GA84 |
| Larry Murphy | California Renewable Energies, LLC | Undecided | GA84 |
| Stephen Roberts | Central IA Power Cooperative (CIPCO) | Supporting | GA84 |
| Stephen Roberts | Central IA Power Cooperative (CIPCO) | Undecided | GA84 |
| Thomas Stanberry | Central IA Power Cooperative (CIPCO) | Undecided | GA84 |
| Gary Grant | City of Cedar Rapids | Undecided | GA84 |
| Larry Murphy | City of Cedar Rapids | 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 |
| Jay Byers | Greater Des Moines Partnership | Undecided | 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 | Undecided | GA84 |
| Keith Luchtel | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Paula Dierenfeld | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Scott Sundstrom | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Tim Coonan | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Neila Seaman | IA. Chapter of Sierra Club | Undecided | GA84 |
| Jen Schulte | IA. Farmers Union | Undecided | GA84 |
| Kent Hartwig | IA. Farmers Union | Undecided | GA84 |
| Kyle Frette | IA. Farmers Union | Undecided | GA84 |
| Threase Harms | IA. Farmers Union | Undecided | GA84 |
| Jim Obradovich | IA. Recycling Assn. | Undecided | GA84 |
| Mike Heller | IA. Renewable Fuels Assn. (IRF) | Undecided | GA84 |
| Paula Feltner | IA. Renewable Fuels Assn. (IRF) | Undecided | GA84 |
| Jim Obradovich | IA. Society of Solid Waste Operations (ISOSWO) | Undecided | GA84 |
| Robert Mulqueen | IA. Society of Solid Waste Operations (ISOSWO) | Undecided | GA84 |
| Jim Obradovich | IA. Wind Energy Assn. | Undecided | GA84 |
| Jerry Fitzgerald | ITC Midwest | Undecided | GA84 |
| Maggie Smith-Fitzgerald | ITC Midwest | Undecided | GA84 |
| Mark Joyce | ITC Midwest | Undecided | GA84 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA84 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA84 |
| John Pederson | Phoenix Recycling | Undecided | GA84 |
| Matt Eide | Phoenix Recycling | Undecided | GA84 |
| Mike Heller | Waste Management, Inc. | Undecided | GA84 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA84 |