| Robert Weiser | Alan Cobb and Associates | Undecided | GA86 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA86 |
| Joe Murphy | Board of Regents, State of Iowa | Undecided | GA86 |
| Katie Mulholland | Board of Regents, State of Iowa | Undecided | GA86 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA86 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA86 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA86 |
| Jim Obradovich | Distributed Wind Energy Association of America | Supporting | GA86 |
| Josh Mandelbaum | Environmental Law and Policy Center | Supporting | GA86 |
| Steve Falck | Environmental Law and Policy Center | Supporting | GA86 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA86 |
| Gary Nims | Iowa Annual Conference of United Methodist Church | Supporting | GA86 |
| Peggy Aguilar | Iowa Annual Conference of United Methodist Church | Supporting | GA86 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA86 |
| Sheila Corsbie | Iowa Annual Conference of United Methodist Church | Supporting | GA86 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Supporting | GA86 |
| William Steward | Iowa Annual Conference of United Methodist Church | Supporting | 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 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA86 |
| Sharon Presnall | Iowa Bankers Association | 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 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA86 |
| Meghan Malloy | Iowa Catholic Conference | Supporting | GA86 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA86 |
| Neila Seaman | Iowa Chapter of Sierra Club | Supporting | GA86 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Supporting | GA86 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Supporting | GA86 |
| Scott Sundstrom | Iowa Chapter, American Institute of Architects | Supporting | GA86 |
| Dane Schumann | Iowa Farmers Union | Undecided | GA86 |
| Emily Hockins | Iowa Farmers Union | Undecided | GA86 |
| Threase Harms | Iowa Farmers Union | Undecided | GA86 |
| Brad Epperly | Iowa Geothermal Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Geothermal Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Geothermal Association | Undecided | GA86 |
| Susan Guy | Iowa Interfaith Power & Light | Supporting | GA86 |
| David Adelman | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA86 |
| Frank Chiodo | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA86 |
| Matt Hinch | Iowa Nebraska Farm Equipment Dealers Association | 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 |
| Lyle Krewson | Lutheran Services in IA, Inc. | 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 |
| 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 |