| Ted Stopulos | Alliant Energy Corporation | Undecided | GA91 |
| Katie Rock | BlueGreen Alliance | Supporting | GA91 |
| Jefferson Fink | Boone and Scenic Valley Railroad | Undecided | GA91 |
| Jim Obradovich | Boone and Scenic Valley Railroad | Undecided | GA91 |
| Jefferson Fink | Burlington Junction Railway | Undecided | GA91 |
| Jim Obradovich | Burlington Junction Railway | Undecided | GA91 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA91 |
| Cynthia Farmer | Center for Rural Affairs | Supporting | GA91 |
| Jake Friedrichsen | Center for Rural Affairs | Supporting | GA91 |
| Jefferson Fink | Davenport Industrial Railroad | Undecided | GA91 |
| Jim Obradovich | Davenport Industrial Railroad | Undecided | GA91 |
| Josh Mandelbaum | Environmental Law and Policy Center | Supporting | GA91 |
| Matt Ohloff | Environmental Law and Policy Center | Supporting | GA91 |
| Jake Swanson | Great Plains Institute | Supporting | GA91 |
| Nick Laning | IBEW Iowa State Conference | Supporting | GA91 |
| Threase Harms | IBEW Iowa State Conference | Supporting | GA91 |
| Brian Selinger | ITC Midwest | Undecided | GA91 |
| Mark Joyce | ITC Midwest | Undecided | GA91 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| Casey Nickel | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| Ethan Hohenadel | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| Haley Moon | Iowa Association of Electric Cooperatives | Undecided | GA91 |
| David Peck | Iowa Association of Municipal Utilities | Undecided | GA91 |
| Marc Beltrame | Iowa Association of Municipal Utilities | Undecided | GA91 |
| Bob Rafferty | Iowa Business for Clean Energy | Supporting | GA91 |
| Jake Swanson | Iowa Cattlemen's Association | Supporting | GA91 |
| Kelli Wicks | Iowa Cattlemen's Association | Supporting | GA91 |
| Briana Kouma | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Jessica Mazour | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Nick Boeyink | Iowa Conservative Energy Forum | Supporting | GA91 |
| Susan Fenton | Iowa Dept. of Transportation | Undecided | GA91 |
| Catherine Pollard | Iowa Environmental Council | Supporting | GA91 |
| Cody Smith | Iowa Environmental Council | Supporting | GA91 |
| Jordan Oster | Iowa Environmental Council | Supporting | GA91 |
| Kerri Johannsen | Iowa Environmental Council | Supporting | GA91 |
| Michael Schmidt | Iowa Environmental Council | Supporting | GA91 |
| Sarah Green | Iowa Environmental Council | Supporting | GA91 |
| Threase Harms | Iowa Environmental Council | Supporting | GA91 |
| Catherine Pollard | Iowa Farmers Union | Undecided | GA91 |
| Threase Harms | Iowa Farmers Union | Undecided | GA91 |
| Jefferson Fink | Iowa Interstate Railroad | Undecided | GA91 |
| Jim Obradovich | Iowa Interstate Railroad | Undecided | GA91 |
| Stephanie Weisenbach | Iowa Utilities Commission | Undecided | GA91 |
| Chaz Allen | Iowa Utility Association | Undecided | GA91 |
| Doug Struyk | LS Power Grid Midcontinent, LLC | Undecided | GA91 |
| Jennifer Dorman | LS Power Grid Midcontinent, LLC | Undecided | GA91 |
| Jim Carney | LS Power Grid Midcontinent, LLC | Undecided | GA91 |
| Dane Schumann | Mid-American Carpenters Regional Council | Undecided | GA91 |
| Felicia Hilton | Mid-American Carpenters Regional Council | Undecided | GA91 |
| Onnalee Gettler | MidAmerican Energy Company | Undecided | GA91 |
| Ben Gentz | Missouri River Energy Services | Undecided | GA91 |
| Clair Lewis | Missouri River Energy Services | Undecided | GA91 |
| Kate Walton | Missouri River Energy Services | Undecided | GA91 |
| Matt Eide | Missouri River Energy Services | Undecided | GA91 |
| Doug Struyk | Resale Power Group of Iowa | Undecided | GA91 |
| Jennifer Dorman | Resale Power Group of Iowa | Undecided | GA91 |
| Jim Carney | Resale Power Group of Iowa | Undecided | GA91 |
| Doug Struyk | Southwest Transmission, LLC | Undecided | GA91 |
| Jennifer Dorman | Southwest Transmission, LLC | Undecided | GA91 |
| Jim Carney | Southwest Transmission, LLC | Undecided | GA91 |
| Emily Kavanagh | The Nature Conservancy | Supporting | GA91 |
| Michael Triplett | Union Pacific Railroad | Undecided | GA91 |