| Terry Harrmann | Alliant Energy Corporation | Undecided | GA86 |
| Susan Walter | Black Hills Energy | Undecided | GA86 |
| Steve Falck | Environmental Law and Policy Center | Supporting | GA86 |
| Jay Iverson | Home Builders Association of Iowa | Undecided | GA86 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Myron Linn | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Scott Sundstrom | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Timothy Whipple | Iowa Association of Municipal Utilities | Undecided | GA86 |
| Brad Epperly | Iowa Business Energy Coalition (IBEC) | Undecided | GA86 |
| Paula Dierenfeld | Iowa Business Energy Coalition (IBEC) | Undecided | GA86 |
| Scott Sundstrom | Iowa Business Energy Coalition (IBEC) | Undecided | GA86 |
| Doug Struyk | Iowa Solar Energy Trade Association | Undecided | GA86 |
| George Appleby | Iowa Solar Energy Trade Association | Undecided | GA86 |
| Jennifer Tyler | Iowa Solar Energy Trade Association | Undecided | GA86 |
| Jim Carney | Iowa Solar Energy Trade Association | Undecided | GA86 |
| Shannon Henson | Iowa Solar Energy Trade Association | Undecided | GA86 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA86 |
| George Appleby | Iowa State Bar Association | Undecided | GA86 |
| Jennifer Tyler | Iowa State Bar Association | Undecided | GA86 |
| Jim Carney | Iowa State Bar Association | Undecided | GA86 |
| Shannon Henson | Iowa State Bar Association | Undecided | GA86 |
| Daniel Evans | Iowa Utility Association | Undecided | GA86 |
| John Davis | MidAmerican Energy Company | Undecided | GA86 |
| John Pederson | Missouri River Energy Services | Undecided | GA86 |
| Kelly Nuckolls | Missouri River Energy Services | Undecided | GA86 |
| Matt Eide | Missouri River Energy Services | Undecided | GA86 |
| Julie Smith | Nebraska Municipal Power Pool - NMPP Energy | Undecided | GA86 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA86 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA86 |
| Doug Struyk | The Nature Conservancy | Undecided | GA86 |
| George Appleby | The Nature Conservancy | Undecided | GA86 |
| Jennifer Tyler | The Nature Conservancy | Undecided | GA86 |
| Jim Carney | The Nature Conservancy | Undecided | GA86 |
| Shannon Henson | The Nature Conservancy | Undecided | GA86 |
| Doug Struyk | Wells Fargo | Undecided | GA86 |
| George Appleby | Wells Fargo | Undecided | GA86 |
| Jennifer Tyler | Wells Fargo | Undecided | GA86 |
| Jim Carney | Wells Fargo | Undecided | GA86 |
| Shannon Henson | Wells Fargo | Undecided | GA86 |