| Julie Vande Hoef | Alliant Energy Corporation | Undecided | GA87 |
| John Easter | American Chemisty Council | Undecided | GA87 |
| Marcus Branstad | American Chemisty Council | Undecided | GA87 |
| Kate Walton | Arconic (Formerly Alcoa) | Undecided | GA87 |
| Matt Eide | Arconic (Formerly Alcoa) | Undecided | GA87 |
| Brandon Geib | Black Hills Energy | Undecided | GA87 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA87 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA87 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA87 |
| Brian Johnson | CLEAResult | Opposing | GA87 |
| Katie Rock | Center for Rural Affairs | Opposing | GA87 |
| Thomas Jochum | Central Iowa Building Construction Trades Council | Undecided | GA87 |
| Sheila Hansen | Child and Family Policy Center | Opposing | GA87 |
| MIke Delaney | Citizens For A Healthy Iowa | Opposing | GA87 |
| Jim Obradovich | Coalition for Iowa Woodlands and Trees | Opposing | GA87 |
| Josh Mandelbaum | Environmental Law and Policy Center | Opposing | GA87 |
| Steve Falck | Environmental Law and Policy Center | Opposing | GA87 |
| Jim Obradovich | Greater Des Moines Heating & Cooling Association | Opposing | GA87 |
| Christopher Rants | Green Tech Action Fund | Withdrawn | GA87 |
| Christopher Rants | Green Tech Action Fund | Opposing | GA87 |
| John Cacciatore | Green Tech Action Fund | Opposing | GA87 |
| Dane Schumann | IBEW Iowa State Conference | Undecided | GA87 |
| Emily Hockins | IBEW Iowa State Conference | Undecided | GA87 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA87 |
| Thomas Jochum | International Union of Operating Engineers-Local 234 | Undecided | GA87 |
| Bob Ward | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Gary Nims | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Sheila Corsbie | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| William Steward | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Katie Graham | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Timothy Whipple | Iowa Association of Municipal Utilities | Undecided | GA87 |
| Brad Epperly | Iowa Business Energy Coalition (IBEC) | Undecided | GA87 |
| Dustin Miller | Iowa Business Energy Coalition (IBEC) | Undecided | GA87 |
| Katie Graham | Iowa Business Energy Coalition (IBEC) | Undecided | GA87 |
| Paula Dierenfeld | Iowa Business Energy Coalition (IBEC) | Undecided | GA87 |
| Larry Murphy | Iowa Catholic Conference | Opposing | GA87 |
| Meghan Malloy | Iowa Catholic Conference | Opposing | GA87 |
| Tom Chapman | Iowa Catholic Conference | Opposing | GA87 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA87 |
| Matt Ohloff | Iowa Citizens for Community Improvement Action Fund | Opposing | GA87 |
| Adam Lounsbury | Iowa Commission on Volunteer Services | Undecided | GA87 |
| Jamie Orozco Nagel | Iowa Commission on Volunteer Services | Undecided | GA87 |
| Lana Shope | Iowa Community Action Association | Opposing | GA87 |
| Jennifer Klein | Iowa Economic Development Authority | Opposing | GA87 |
| Jennifer Terry | Iowa Environmental Council | Opposing | GA87 |
| Kerri Johannsen | Iowa Environmental Council | Opposing | GA87 |
| Nathaniel Baer | Iowa Environmental Council | Opposing | GA87 |
| Dane Schumann | Iowa Farmers Union | Undecided | GA87 |
| Emily Hockins | Iowa Farmers Union | Undecided | GA87 |
| Threase Harms | Iowa Farmers Union | Undecided | GA87 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA87 |
| Lana Shope | Iowa Head Start Association | Opposing | GA87 |
| Matthew Russell | Iowa Interfaith Power & Light | Opposing | GA87 |
| tom fey | Iowa State Building and Construction Trades Council | Undecided | GA87 |
| Alexander Cutchey | Iowa Utilities Board | Undecided | GA87 |
| Anna Hyatt | Iowa Utilities Board | Undecided | GA87 |
| Geri Huser | Iowa Utilities Board | Undecided | GA87 |
| Louis Vander Streek | Iowa Utilities Board | Undecided | GA87 |
| Nick Wagner | Iowa Utilities Board | Undecided | GA87 |
| Richard Lozier | Iowa Utilities Board | Undecided | GA87 |
| MIke Delaney | Izaak Walton League - Iowa Division | Opposing | GA87 |
| Jon Murphy | Koch Companies Public Sector, LLC and Affiliates | Undecided | GA87 |
| Tom Cope | Koch Companies Public Sector, LLC and Affiliates | Undecided | GA87 |
| Erich Schmidt | Laborers International Union of North America | Undecided | GA87 |
| Marty Ryan | Lead Is Poison Coalition (LIP-C) | Opposing | GA87 |
| Stephanie Fawkes-Lee | Lead Is Poison Coalition (LIP-C) | Opposing | GA87 |
| Brian Johnson | Maquoketa Valley Electric Cooperative | Undecided | GA87 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Opposing | GA87 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA87 |
| Craig Walter | Mechanical Contractors Association of Iowa (MCAI) | Opposing | GA87 |
| Craig Walter | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA87 |
| John Davis | MidAmerican Energy Company | Undecided | GA87 |
| Matt Hinch | MidAmerican Energy Company | Undecided | GA87 |
| Brian Johnson | NECA - Iowa (NEC) | Opposing | GA87 |
| Brian Johnson | NECA - Iowa (NEC) | Undecided | GA87 |
| Craig Walter | NECA - Iowa (NEC) | Opposing | GA87 |
| Craig Walter | NECA - Iowa (NEC) | Undecided | GA87 |
| Brian Johnson | NextEra Energy | Undecided | GA87 |
| Craig Walter | NextEra Energy | Undecided | GA87 |
| Jennifer Easler | Office of Consumer Advocate | Opposing | GA87 |
| Mark Schuling | Office of Consumer Advocate | Opposing | GA87 |
| MIke Delaney | Panora Conservation Chapter of tihe Izaak Walton League | Opposing | GA87 |
| Eric Goranson | Plumbing Heating & Cooling Contractors of IA | Opposing | GA87 |
| MIke Delaney | Raccoon River Watershed Association | Opposing | GA87 |
| Chris Smith | SMART Sheet Metal Local 263 | Opposing | GA87 |
| Chris Smith | SMART Sheet Metal Local 263 | Undecided | GA87 |
| Chris Smith | SMART Sheet Metal Local 45 | Opposing | GA87 |
| Chris Smith | SMART Sheet Metal Local 45 | Undecided | GA87 |
| Chris Smith | SMART Sheet Metal Local 91 | Opposing | GA87 |
| Chris Smith | SMART Sheet Metal Local 91 | Undecided | GA87 |
| Chris Smith | SMART-Transportation Division | Undecided | GA87 |
| Doug Struyk | The Nature Conservancy | Opposing | GA87 |
| Doug Struyk | The Nature Conservancy | Undecided | GA87 |
| Jennifer Dorman | The Nature Conservancy | Opposing | GA87 |
| Jennifer Dorman | The Nature Conservancy | Undecided | GA87 |
| Jim Carney | The Nature Conservancy | Opposing | GA87 |
| Jim Carney | The Nature Conservancy | Undecided | GA87 |
| Kristin Aschenbrenner | The Nature Conservancy | Opposing | GA87 |
| BRITTANY LUMLEY | The Weidt Group | Undecided | GA87 |