| Brian Johnson | Alliance Pipeline, Inc. | Undecided | GA87 |
| Julie Vande Hoef | Alliant Energy Corporation | Undecided | GA87 |
| David Scott | American Council of Engineering Companies | Undecided | GA87 |
| David Scott | American Petroleum Institute | Undecided | GA87 |
| Susan Walter | Black Hills Energy | Undecided | GA87 |
| Stephanie Enloe | Center for Rural Affairs | Undecided | GA87 |
| Emily Piper | Clarke County Resevoir Commission | Opposing | GA87 |
| Jim Obradovich | County Zoning Officials Organiztion | Undecided | GA87 |
| Pete McRoberts | County Zoning Officials Organiztion | Undecided | GA87 |
| Robert Mulqueen | County Zoning Officials Organiztion | Undecided | GA87 |
| Susan Fenton | Energy Transfer | Undecided | GA87 |
| Josh Mandelbaum | Environmental Law and Policy Center | Undecided | GA87 |
| Steve Falck | Environmental Law and Policy Center | Undecided | GA87 |
| Mark Joyce | ITC Midwest | Undecided | GA87 |
| Todd Schulz | ITC Midwest | Undecided | GA87 |
| James Piazza, Jr. | International Union of Operating Engineers-Local 234 | Opposing | GA87 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Paige Thorson | 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 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA87 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA87 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA87 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA87 |
| Deborah Neustadt | Iowa Chapter of Sierra Club | Supporting | GA87 |
| Mike Heller | Iowa Conservation Alliance | Undecided | GA87 |
| Paula Feltner | Iowa Conservation Alliance | Undecided | GA87 |
| Mikel Derby | Iowa Dept. of Transportation | Undecided | GA87 |
| Kerri Johannsen | Iowa Environmental Council | Undecided | GA87 |
| Nathaniel Baer | Iowa Environmental Council | Undecided | GA87 |
| Ralph Rosenberg | Iowa Environmental Council | Undecided | GA87 |
| Don Petersen | Iowa Farm Bureau Federation | Supporting | GA87 |
| Marty Schwager | Iowa Farm Bureau Federation | Supporting | GA87 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Supporting | GA87 |
| Susan Guy | Iowa Interfaith Power & Light | Undecided | GA87 |
| Alan Kemp | Iowa League of Cities | Undecided | GA87 |
| Lindsey McCune | Iowa League of Cities | Undecided | GA87 |
| Robert Palmer | Iowa League of Cities | Undecided | GA87 |
| Emily Piper | Iowa Rural Water Association | Opposing | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Undecided | GA87 |
| Shannon Henson | Iowa State Bar Association | Undecided | GA87 |
| Mike St. Clair | Iowa State Building and Construction Trades Council | Opposing | GA87 |
| tom fey | Iowa State Building and Construction Trades Council | Opposing | GA87 |
| Geri Huser | Iowa Utilities Board | Undecided | GA87 |
| Libby Jacobs | Iowa Utilities Board | Undecided | GA87 |
| Louis Vander Streek | Iowa Utilities Board | Undecided | GA87 |
| Nick Wagner | Iowa Utilities Board | Undecided | GA87 |
| Erich Schmidt | Laborers International Union of North America | Undecided | GA87 |
| Matt Eide | Missouri River Energy Services | Undecided | GA87 |
| Julie Smith | Nebraska Municipal Power Pool - NMPP Energy | Undecided | GA87 |
| Brian Johnson | NextEra Energy | Undecided | GA87 |
| Brian Johnson | Personal Interest-Brian Johnson | Undecided | GA87 |
| James Kersten | Personal Interest-James Kersten | Supporting | GA87 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA87 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Doug Struyk | The Nature Conservancy | Undecided | GA87 |
| Jim Carney | The Nature Conservancy | Undecided | GA87 |
| Shannon Henson | The Nature Conservancy | Undecided | GA87 |
| Doug Struyk | The Preservation of Rural Iowa Alliance | Supporting | GA87 |
| Jim Carney | The Preservation of Rural Iowa Alliance | Supporting | GA87 |
| Shannon Henson | The Preservation of Rural Iowa Alliance | Supporting | GA87 |
| Eric Goranson | Union Pacific Railroad | Undecided | GA87 |
| Karla Fultz McHenry | Union Pacific Railroad | Undecided | GA87 |
| Michael Triplett | Union Pacific Railroad | Undecided | GA87 |