| Terry Harrmann | Alliant Energy Corporation | Supporting | GA86 |
| Susan Walter | Black Hills Energy | Undecided | GA86 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA86 |
| Angela Davis | Hy-Vee, Inc. | Undecided | GA86 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA86 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Rachel Geilenfeld | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Zach Dalluge | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Supporting | GA86 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Jennifer Kingland | Iowa Association of Realtors | Undecided | GA86 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA86 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA86 |
| Neila Seaman | Iowa Chapter of Sierra Club | Undecided | GA86 |
| Robert Mulqueen | Iowa Environmental Council | Undecided | GA86 |
| Jake Oeth | Iowa Farmers Union | Supporting | GA86 |
| Kent Hartwig | Iowa Farmers Union | Supporting | GA86 |
| Threase Harms | Iowa Farmers Union | Supporting | GA86 |
| Brad Epperly | Iowa Geothermal Association | Supporting | GA86 |
| Paula Dierenfeld | Iowa Geothermal Association | Supporting | GA86 |
| Paula Dierenfeld | Iowa Geothermal Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Geothermal Association | Supporting | GA86 |
| Susan Guy | Iowa Interfaith Power & Light | Supporting | GA86 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Jennifer Kingland | Iowa Taxpayers Association | Undecided | GA86 |
| Brad Epperly | Iowa Water Well Association | Supporting | GA86 |
| Paula Dierenfeld | Iowa Water Well Association | Supporting | GA86 |
| Scott Sundstrom | Iowa Water Well Association | Supporting | GA86 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA86 |
| Craig Walter | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA86 |
| John Davis | MidAmerican Energy Company | Supporting | GA86 |