| Brian Johnson | Alliance Pipeline, Inc. | Undecided | GA84 |
| Jamie Cashman | Alliance Pipeline, Inc. | Undecided | GA84 |
| Terry Harrmann | Alliant Energy Corporation | Opposing | GA84 |
| Terry Harrmann | Alliant Energy Corporation | Undecided | GA84 |
| John Cacciatore | American Coalition for Clean Coal Electricity (ACCCE) | Undecided | GA84 |
| Justin Hupfer | American Coalition for Clean Coal Electricity (ACCCE) | Undecided | GA84 |
| Lynzey Tharp | American Coalition for Clean Coal Electricity (ACCCE) | Undecided | GA84 |
| Daniel Weiser | Annett Holdings | Undecided | GA84 |
| Daniel Weiser | CRST International | Undecided | GA84 |
| Gary Grant | California Renewable Energies, LLC | Undecided | GA84 |
| Larry Murphy | California Renewable Energies, LLC | Undecided | GA84 |
| Stephen Roberts | Central IA Power Cooperative (CIPCO) | Opposing | GA84 |
| Stephen Roberts | Central IA Power Cooperative (CIPCO) | Undecided | GA84 |
| Brad Epperly | Clean Line Energy | Undecided | GA84 |
| Keith Luchtel | Clean Line Energy | Undecided | GA84 |
| Paula Dierenfeld | Clean Line Energy | Undecided | GA84 |
| Scott Sundstrom | Clean Line Energy | Undecided | GA84 |
| Steve Falck | Environmental Law and Policy Center | Supporting | GA84 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA84 |
| Mike Carberry | Green State Solutions | Supporting | GA84 |
| NaomiSeaYoung Wittstruck | IA. Annual Conference of United Methodist Church | Supporting | GA84 |
| David Palmer | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA84 |
| Brad Epperly | IA. Assn. of Electric Cooperatives | Opposing | GA84 |
| Keith Luchtel | IA. Assn. of Electric Cooperatives | Opposing | GA84 |
| Paula Dierenfeld | IA. Assn. of Electric Cooperatives | Opposing | GA84 |
| Scott Sundstrom | IA. Assn. of Electric Cooperatives | Opposing | GA84 |
| Tim Coonan | IA. Assn. of Electric Cooperatives | Opposing | GA84 |
| Julie Smith | IA. Assn. of Municipal Utilities | Opposing | GA84 |
| Larry Pope | IA. Assn. of Municipal Utilities | Opposing | GA84 |
| Robert Haug | IA. Assn. of Municipal Utilities | Opposing | GA84 |
| Neila Seaman | IA. Chapter of Sierra Club | Supporting | GA84 |
| Neila Seaman | IA. Chapter of Sierra Club | Undecided | GA84 |
| Jerry Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Maggie Smith-Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Mark Joyce | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Mindy Poldberg | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Jim Obradovich | IA. Environmental Council | Supporting | GA84 |
| Don Petersen | IA. Farm Bureau Federation | Supporting | GA84 |
| Joe Johnson | IA. Farm Bureau Federation | Supporting | GA84 |
| Marty Schwager | IA. Farm Bureau Federation | Supporting | GA84 |
| Matthew Steinfeldt | IA. Farm Bureau Federation | Supporting | GA84 |
| Jen Schulte | IA. Farmers Union | Supporting | GA84 |
| Kent Hartwig | IA. Farmers Union | Supporting | GA84 |
| Kyle Frette | IA. Farmers Union | Supporting | GA84 |
| Threase Harms | IA. Farmers Union | Supporting | GA84 |
| Alan Kemp | IA. League of Cities | Opposing | GA84 |
| Jessica Hyland | IA. League of Cities | Opposing | GA84 |
| Julie Smith | IA. League of Cities | Opposing | GA84 |
| Larry Pope | IA. League of Cities | Opposing | GA84 |
| Megan Peiffer | IA. League of Cities | Opposing | GA84 |
| Sonia Ashe | IA. Public Interest Research Group | Supporting | GA84 |
| Edward Woolsey | IA. Renewable Energy | Supporting | GA84 |
| Mike Heller | IA. Renewable Fuels Assn. (IRF) | Undecided | GA84 |
| Paula Feltner | IA. Renewable Fuels Assn. (IRF) | Undecided | GA84 |
| Kerri Johannsen | IA. Utilities Board | Undecided | GA84 |
| Mark Douglas | IA. Utility Assn. | Opposing | GA84 |
| Jim Obradovich | IA. Wind Energy Assn. | Undecided | GA84 |
| Threase Harms | IBEW IA State Conference | Opposing | GA84 |
| Jerry Fitzgerald | ITC Midwest | Undecided | GA84 |
| Maggie Smith-Fitzgerald | ITC Midwest | Undecided | GA84 |
| Mark Joyce | ITC Midwest | Undecided | GA84 |
| Edward Woolsey | Izaak Walton League - Iowa Division | Supporting | GA84 |
| John Davis | MidAmerican Energy Company | Opposing | GA84 |
| John Pederson | Missouri River Energy Services | Opposing | GA84 |
| Matt Eide | Missouri River Energy Services | Opposing | GA84 |
| Jamie Cashman | NextEra Energy | Undecided | GA84 |
| Jennifer Easler | Office of Consumer Advocate | Undecided | GA84 |
| Ronald Polle | Office of Consumer Advocate | Undecided | GA84 |
| Sandra Simmons | Sierra Club of Iowa Chapter | Supporting | GA84 |
| Mike Heller | Waste Management, Inc. | Undecided | GA84 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA84 |