| Terry Harrmann | Alliant Energy Corporation | Supporting | GA86 |
| Dane Schumann | IBEW Iowa State Conference | Undecided | GA86 |
| Emily Hockins | IBEW Iowa State Conference | Undecided | GA86 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA86 |
| Mark Joyce | ITC Midwest | Supporting | GA86 |
| Todd Schulz | ITC Midwest | 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 |
| Neila Seaman | Iowa Chapter of Sierra Club | Undecided | GA86 |
| Brad Epperly | Iowa Communications Alliance | Undecided | GA86 |
| Dave Duncan | Iowa Communications Alliance | Undecided | GA86 |
| Kevin Condon | Iowa Communications Alliance | Undecided | GA86 |
| Paula Dierenfeld | Iowa Communications Alliance | Undecided | GA86 |
| Scott Sundstrom | Iowa Communications Alliance | Undecided | GA86 |
| Doug Struyk | Iowa Drainage District Association | Undecided | GA86 |
| George Appleby | Iowa Drainage District Association | Undecided | GA86 |
| Jennifer Tyler | Iowa Drainage District Association | Undecided | GA86 |
| Jim Carney | Iowa Drainage District Association | Undecided | GA86 |
| Angela Davis | Iowa Farmland, LLC | Undecided | GA86 |
| Bill Wimmer | Iowa Farmland, LLC | Undecided | GA86 |
| Dustin Miller | Iowa League of Cities | Undecided | GA86 |
| Robert Palmer | Iowa League of Cities | Undecided | GA86 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA86 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA86 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA86 |
| William Peterson | Iowa State Association of Counties | Undecided | GA86 |
| William Heckroth | Iowa State Association of County Supervisors | Undecided | GA86 |
| Daniel Evans | Iowa Utility Association | Supporting | GA86 |
| Mark Douglas | Iowa Utility Association | Supporting | GA86 |
| Erich Schmidt | Laborers International Union of North America | 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 |
| Brian Johnson | NextEra Energy | Undecided | GA86 |
| Doug Struyk | The Preservation of Rural Iowa Alliance | Undecided | GA86 |
| George Appleby | The Preservation of Rural Iowa Alliance | Undecided | GA86 |
| Jennifer Tyler | The Preservation of Rural Iowa Alliance | Undecided | GA86 |
| Jim Carney | The Preservation of Rural Iowa Alliance | Undecided | GA86 |