| Terry Harrmann | Alliant Energy Corporation | Undecided | GA85 |
| Susan Sloan | American Wind Energy Assn. | Opposing | GA85 |
| Beth Conley | Clean Line Energy | Opposing | GA85 |
| Brad Epperly | Clean Line Energy | Opposing | GA85 |
| Paula Dierenfeld | Clean Line Energy | Opposing | GA85 |
| Scott Sundstrom | Clean Line Energy | Opposing | GA85 |
| Josh Mandelbaum | Environmental Law and Policy Center | Opposing | GA85 |
| Steve Falck | Environmental Law and Policy Center | Opposing | GA85 |
| John Cacciatore | Google, Inc. | Undecided | GA85 |
| Jon Murphy | Google, Inc. | Undecided | GA85 |
| Justin Hupfer | Google, Inc. | Undecided | GA85 |
| Mary Earnhardt | Google, Inc. | Undecided | GA85 |
| Courtney Willits | IBEW Iowa State Conference | Opposing | GA85 |
| Threase Harms | IBEW Iowa State Conference | Opposing | GA85 |
| Jerry Fitzgerald | ITC Midwest | Undecided | GA85 |
| Maggie Smith-Fitzgerald | ITC Midwest | Undecided | GA85 |
| Mark Joyce | ITC Midwest | Undecided | GA85 |
| Todd Schulz | ITC Midwest | Undecided | GA85 |
| James Piazza, Jr. | International Union of Operating Engineers-Local 234 | Opposing | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Scott Sundstrom | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Neila Seaman | Iowa Chapter of Sierra Club | Undecided | GA85 |
| Sandra Simmons | Iowa Chapter of Sierra Club | Undecided | GA85 |
| Jim Obradovich | Iowa Environmental Council | Opposing | GA85 |
| Nathaniel Baer | Iowa Environmental Council | Opposing | GA85 |
| Ralph Rosenberg | Iowa Environmental Council | Opposing | GA85 |
| Robert Mulqueen | Iowa Environmental Council | Opposing | GA85 |
| Kent Hartwig | Iowa Farmers Union | Supporting | GA85 |
| Susan Guy | Iowa Interfaith Power & Light | Opposing | GA85 |
| William Heckroth | Iowa State Association of County Supervisors | Undecided | GA85 |
| tom fey | Iowa State Building and Construction Trades Council | Opposing | GA85 |
| Joan Conrad | Iowa Utilities Board | Undecided | GA85 |
| Kerri Johannsen | Iowa Utilities Board | Undecided | GA85 |
| Libby Jacobs | Iowa Utilities Board | Undecided | GA85 |
| Erich Schmidt | Laborers International Union of North America | Opposing | GA85 |
| James Piazza, Jr. | Laborers International Union of North America | Opposing | GA85 |
| John Pederson | Missouri River Energy Services | Undecided | GA85 |
| Matt Eide | Missouri River Energy Services | Undecided | GA85 |
| Kristin Failor | National Federation of Independent Business (NFIB /IA) | Undecided | GA85 |
| Brian Johnson | NextEra Energy | Undecided | GA85 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Opposing | GA85 |
| Joseph Sullivan | Wind on the Wires | Opposing | GA85 |