| Terry Harrmann | Alliant Energy Corporation | Undecided | GA85 |
| David Scott | American Council of Engineering Companies | Opposing | GA85 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA85 |
| Jeneane Beck | Board of Regents, State of Iowa | Undecided | GA85 |
| Joe Murphy | Board of Regents, State of Iowa | Undecided | GA85 |
| Katie Mulholland | Board of Regents, State of Iowa | Undecided | GA85 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA85 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA85 |
| Steve Falck | Environmental Law and Policy Center | Supporting | GA85 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Undecided | GA85 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA85 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA85 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Undecided | GA85 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA85 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA85 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Undecided | GA85 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Opposing | GA85 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Supporting | GA85 |
| William Steward | Iowa Annual Conference of United Methodist Church | Undecided | GA85 |
| William Steward | Iowa Annual Conference of United Methodist Church | Opposing | GA85 |
| William Steward | Iowa Annual Conference of United Methodist Church | Supporting | 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 |
| Scott Sundstrom | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Jessica Hyland | Iowa Association of Municipal Utilities | Supporting | GA85 |
| Julie Smith | Iowa Association of Municipal Utilities | Supporting | GA85 |
| Troy DeJoode | Iowa Association of Municipal Utilities | Supporting | GA85 |
| Doug Struyk | Iowa Competitive Bidding Alliance, Inc. | Opposing | GA85 |
| George Appleby | Iowa Competitive Bidding Alliance, Inc. | Opposing | GA85 |
| Jennifer Tyler | Iowa Competitive Bidding Alliance, Inc. | Opposing | GA85 |
| Jim Carney | Iowa Competitive Bidding Alliance, Inc. | Opposing | GA85 |
| David Scott | Iowa Engineering Society | Opposing | GA85 |
| Jim Obradovich | Iowa Environmental Council | Undecided | GA85 |
| Robert Mulqueen | Iowa Environmental Council | Undecided | GA85 |
| Courtney Willits | Iowa Farmers Union | Supporting | GA85 |
| Kent Hartwig | Iowa Farmers Union | Supporting | GA85 |
| Threase Harms | Iowa Farmers Union | Supporting | GA85 |
| Dustin Miller | Iowa League of Cities | Supporting | GA85 |
| Jessica Hyland | Iowa League of Cities | Supporting | GA85 |
| Joan Conrad | Iowa Utilities Board | Undecided | GA85 |
| Kerri Johannsen | Iowa Utilities Board | Undecided | GA85 |
| Libby Jacobs | Iowa Utilities Board | Undecided | GA85 |
| Mark Douglas | Iowa Utility Association | Undecided | GA85 |
| Jim Obradovich | Iowa Wind Energy Association | Undecided | GA85 |
| Chad Kleppe | Master Builders of Iowa | Opposing | GA85 |
| Marc Beltrame | Master Builders of Iowa | Opposing | GA85 |
| Matt McKinney | Master Builders of Iowa | Opposing | GA85 |
| John Davis | MidAmerican Energy Company | Undecided | GA85 |
| John Pederson | Missouri River Energy Services | Undecided | GA85 |
| Matt Eide | Missouri River Energy Services | Undecided | GA85 |
| Brian Johnson | NextEra Energy | Undecided | GA85 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA85 |