| Julie Vande Hoef | Alliant Energy Corporation | Undecided | GA88 |
| Drew Kamp | Ames Chamber of Commerce | Undecided | GA88 |
| Brandon Geib | Black Hills Energy | Undecided | GA88 |
| Cyndi Pederson | Central Iowa Power Cooperative (CIPCO) | Undecided | GA88 |
| John Pederson | Central Iowa Power Cooperative (CIPCO) | Undecided | GA88 |
| Gary Grant | City of Cedar Rapids | Undecided | GA88 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA88 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA88 |
| Jim Obradovich | County Zoning Officials Organiztion | Undecided | GA88 |
| Pete McRoberts | County Zoning Officials Organiztion | Undecided | GA88 |
| Robert Mulqueen | County Zoning Officials Organiztion | Undecided | GA88 |
| Josh Mandelbaum | Environmental Law and Policy Center | Opposing | GA88 |
| Steve Falck | Environmental Law and Policy Center | Opposing | GA88 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Undecided | GA88 |
| Mark Joyce | ITC Midwest | Undecided | GA88 |
| Todd Schulz | ITC Midwest | Undecided | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Drew Wynes | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA88 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA88 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA88 |
| Chandlor Collins | Iowa Dept. of Public Safety | Undecided | GA88 |
| Jennifer Terry | Iowa Environmental Council | Opposing | GA88 |
| Jennifer Terry | Iowa Environmental Council | Undecided | GA88 |
| Jordan Oster | Iowa Environmental Council | Opposing | GA88 |
| Jordan Oster | Iowa Environmental Council | Undecided | GA88 |
| Kerri Johannsen | Iowa Environmental Council | Opposing | GA88 |
| Kerri Johannsen | Iowa Environmental Council | Undecided | GA88 |
| John Benson | Iowa Homeland Security & Emergency Management Div. | Undecided | GA88 |
| Alan Kemp | Iowa League of Cities | Undecided | GA88 |
| Daniel Stalder | Iowa League of Cities | Undecided | GA88 |
| Robert Palmer | Iowa League of Cities | Undecided | GA88 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA88 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Undecided | GA88 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA88 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA88 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA88 |
| William Peterson | Iowa State Association of Counties | Undecided | GA88 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA88 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA88 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA88 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA88 |
| Alexander Cutchey | Iowa Utilities Board | Undecided | GA88 |
| Anna Hyatt | Iowa Utilities Board | Undecided | GA88 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA88 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA88 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA88 |
| John Davis | MidAmerican Energy Company | Undecided | GA88 |
| Brian Johnson | NextEra Energy | Opposing | GA88 |
| Brian Johnson | NextEra Energy | Undecided | GA88 |
| Craig Walter | NextEra Energy | Opposing | GA88 |
| Craig Walter | NextEra Energy | Undecided | GA88 |
| Gary Grant | Urban County Coalition | Undecided | GA88 |
| Larry Murphy | Urban County Coalition | Undecided | GA88 |
| Meghan Malloy | Urban County Coalition | Undecided | GA88 |