| Ted Stopulos | Alliant Energy Corporation | Opposing | GA90 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA90 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA90 |
| Alex Delworth | Center for Rural Affairs | Supporting | GA90 |
| Kerry Koonce | Central Iowa Power Cooperative (CIPCO) | Opposing | GA90 |
| Gary Grant | City of Cedar Rapids | Undecided | GA90 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA90 |
| Jake Highfill | Coalition for Community Solar Access | Supporting | GA90 |
| Tony Phillips | Coalition for Community Solar Access | Supporting | GA90 |
| Joseph Buffington | County Planning and Zoning Officials of Iowa | Undecided | GA90 |
| Josh Mandelbaum | Environmental Law and Policy Center | Supporting | GA90 |
| Steve Falck | Environmental Law and Policy Center | Supporting | GA90 |
| Nick Laning | IBEW Iowa State Conference | Undecided | GA90 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA90 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Opposing | GA90 |
| John Davis | Iowa Association of Business and Industry (ABI) | Opposing | GA90 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Opposing | GA90 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Opposing | GA90 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Opposing | GA90 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Supporting | GA90 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA90 |
| Chelsea Hoye | Iowa Environmental Council | Supporting | GA90 |
| Cody Smith | Iowa Environmental Council | Supporting | GA90 |
| Kerri Johannsen | Iowa Environmental Council | Supporting | GA90 |
| Michael Schmidt | Iowa Environmental Council | Supporting | GA90 |
| Threase Harms | Iowa Environmental Council | Supporting | GA90 |
| Christopher Rants | Iowa Solar Energy Trade Association | Supporting | GA90 |
| John Cacciatore | Iowa Solar Energy Trade Association | Supporting | GA90 |
| Louis Vander Streek | Iowa Utilities Commission | Undecided | GA90 |
| Maison Bleam | Iowa Utilities Commission | Undecided | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| David Adelman | MidAmerican Energy Company | Opposing | GA90 |
| Frank Chiodo | MidAmerican Energy Company | Opposing | GA90 |
| Matt Hinch | MidAmerican Energy Company | Opposing | GA90 |
| Onnalee Gettler | MidAmerican Energy Company | Opposing | GA90 |
| Paige Thorson | MidAmerican Energy Company | Opposing | GA90 |
| Sara Allen | MidAmerican Energy Company | Opposing | GA90 |
| Scott Newhard | MidAmerican Energy Company | Opposing | GA90 |
| Ben Gentz | Missouri River Energy Services | Opposing | GA90 |
| Ben Gentz | Missouri River Energy Services | Undecided | GA90 |
| Kate Walton | Missouri River Energy Services | Opposing | GA90 |
| Kate Walton | Missouri River Energy Services | Undecided | GA90 |
| Madeleine Bradley | Missouri River Energy Services | Opposing | GA90 |
| Madeleine Bradley | Missouri River Energy Services | Undecided | GA90 |
| Matt Eide | Missouri River Energy Services | Opposing | GA90 |
| Matt Eide | Missouri River Energy Services | Undecided | GA90 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA90 |
| Chloe Gayer | Professional Developers of Iowa (PDI) | Undecided | GA90 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA90 |
| Amber Markham | The Nature Conservancy | Supporting | GA90 |
| Gary Grant | Urban County Coalition | Undecided | GA90 |
| Larry Murphy | Urban County Coalition | Undecided | GA90 |