| Jeffrey Boeyink | Alliant Energy Corporation | Opposing | GA88 |
| Julie Vande Hoef | Alliant Energy Corporation | Opposing | GA88 |
| Taylor McDonald | Alliant Energy Corporation | Opposing | GA88 |
| Dane Schumann | IBEW Iowa State Conference | Undecided | GA88 |
| Maddie Wilcox | IBEW Iowa State Conference | Undecided | GA88 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA88 |
| Mark Joyce | ITC Midwest | Undecided | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Opposing | GA88 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Opposing | GA88 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Opposing | GA88 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA88 |
| Kate Walton | Missouri River Energy Services | Undecided | GA88 |
| Matt Eide | Missouri River Energy Services | Undecided | GA88 |
| Brian Johnson | NextEra Energy | Opposing | GA88 |
| Brian Johnson | NextEra Energy | Undecided | GA88 |
| Craig Walter | NextEra Energy | Opposing | GA88 |
| Craig Walter | NextEra Energy | Undecided | GA88 |
| Doug Struyk | Resale Power Group of Iowa | Withdrawn | GA88 |
| Doug Struyk | Resale Power Group of Iowa | Undecided | GA88 |
| Jennifer Dorman | Resale Power Group of Iowa | Withdrawn | GA88 |
| Jennifer Dorman | Resale Power Group of Iowa | Undecided | GA88 |
| Jim Carney | Resale Power Group of Iowa | Withdrawn | GA88 |
| Jim Carney | Resale Power Group of Iowa | Undecided | GA88 |
| Chris Smith | SMART-Transportation Division | Supporting | GA88 |
| Jonathan Todhunter | SMART-Transportation Division | Supporting | GA88 |