| Amy Campbell | AARP Iowa | Opposing | GA87 |
| Brad Anderson | AARP Iowa | Opposing | GA87 |
| Craig Patterson | AARP Iowa | Undecided | GA87 |
| Jeffrey Boeyink | Alliant Energy Corporation | Supporting | GA87 |
| Julie Vande Hoef | Alliant Energy Corporation | Supporting | GA87 |
| Doug Struyk | American Electric Power | Withdrawn | GA87 |
| Doug Struyk | American Electric Power | Opposing | GA87 |
| Jennifer Dorman | American Electric Power | Withdrawn | GA87 |
| Jennifer Dorman | American Electric Power | Opposing | GA87 |
| Jim Carney | American Electric Power | Withdrawn | GA87 |
| Jim Carney | American Electric Power | Opposing | GA87 |
| BRITTANY LUMLEY | Apple Inc. | Undecided | GA87 |
| BRITTANY LUMLEY | Apple Inc. | Opposing | GA87 |
| Christopher Riley | Archer Daniels Midland Company | Undecided | GA87 |
| Kate Walton | Arconic (Formerly Alcoa) | Undecided | GA87 |
| Matt Eide | Arconic (Formerly Alcoa) | Undecided | GA87 |
| Sandra Conlin | Associated Builders & Contractors of Iowa | Undecided | GA87 |
| Brandon Geib | Black Hills Energy | Supporting | 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 |
| Marc Beltrame | CF Industries Holdings, Inc. | Opposing | GA87 |
| Matt McKinney | CF Industries Holdings, Inc. | Opposing | GA87 |
| Brian Johnson | CLEAResult | Undecided | GA87 |
| Don Brown | Cargill | Opposing | GA87 |
| Don Brown | Cargill | Undecided | GA87 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA87 |
| Johnathan Hladik | Center for Rural Affairs | Opposing | GA87 |
| Katie Rock | Center for Rural Affairs | Opposing | GA87 |
| Cyndi Pederson | Central Iowa Power Cooperative (CIPCO) | Undecided | GA87 |
| John Pederson | Central Iowa Power Cooperative (CIPCO) | Undecided | GA87 |
| Doug Struyk | City of Des Moines | Opposing | GA87 |
| Jen Schulte | City of Des Moines | Opposing | GA87 |
| Jen Schulte | City of Des Moines | Undecided | GA87 |
| Jennifer Dorman | City of Des Moines | Opposing | GA87 |
| Jim Carney | City of Des Moines | Opposing | GA87 |
| Doug Struyk | City of Iowa City | Opposing | GA87 |
| Jennifer Dorman | City of Iowa City | Opposing | GA87 |
| Jim Carney | City of Iowa City | Opposing | GA87 |
| Doug Struyk | City of Waukee | Undecided | GA87 |
| Doug Struyk | City of Waukee | Opposing | GA87 |
| Jennifer Dorman | City of Waukee | Undecided | GA87 |
| Jennifer Dorman | City of Waukee | Opposing | GA87 |
| Jim Carney | City of Waukee | Undecided | GA87 |
| Jim Carney | City of Waukee | Opposing | GA87 |
| Jim Obradovich | Coalition for Iowa Woodlands and Trees | Undecided | GA87 |
| Josh Mandelbaum | Environmental Law and Policy Center | Opposing | GA87 |
| Steve Falck | Environmental Law and Policy Center | Opposing | GA87 |
| Doug Struyk | Facebook | Undecided | GA87 |
| Doug Struyk | Facebook | Opposing | GA87 |
| Jennifer Dorman | Facebook | Undecided | GA87 |
| Jennifer Dorman | Facebook | Opposing | GA87 |
| Jim Carney | Facebook | Undecided | GA87 |
| Jim Carney | Facebook | Opposing | GA87 |
| Andrew Silvestri | Google Inc. and its Affiliates | Opposing | GA87 |
| Jake Oeth | Google Inc. and its Affiliates | Undecided | GA87 |
| Jake Oeth | Google Inc. and its Affiliates | Opposing | GA87 |
| Joe Dooley | Google Inc. and its Affiliates | Opposing | GA87 |
| John Cacciatore | Google Inc. and its Affiliates | Undecided | GA87 |
| John Cacciatore | Google Inc. and its Affiliates | Opposing | GA87 |
| Lon Anderson | Google Inc. and its Affiliates | Undecided | GA87 |
| Lon Anderson | Google Inc. and its Affiliates | Opposing | GA87 |
| Marc Beltrame | Google Inc. and its Affiliates | Undecided | GA87 |
| Marc Beltrame | Google Inc. and its Affiliates | Opposing | GA87 |
| Matt McKinney | Google Inc. and its Affiliates | Undecided | GA87 |
| Matt McKinney | Google Inc. and its Affiliates | Withdrawn | GA87 |
| Matt McKinney | Google Inc. and its Affiliates | Opposing | GA87 |
| Jim Obradovich | Greater Des Moines Heating & Cooling Association | Opposing | GA87 |
| Jay Iverson | Home Builders Association of Iowa | 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 |
| Mark Joyce | ITC Midwest | Supporting | GA87 |
| Todd Schulz | ITC Midwest | Supporting | GA87 |
| Lon Anderson | Iowa Alliance in Home Care | Undecided | GA87 |
| Bob Rafferty | Iowa American Water Co. | 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 | Supporting | GA87 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Supporting | GA87 |
| Haley Smith | Iowa Association of Electric Cooperatives | Supporting | GA87 |
| Katie Graham | Iowa Association of Electric Cooperatives | Supporting | GA87 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Supporting | GA87 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Supporting | GA87 |
| Julie Smith | Iowa Association of Municipal Utilities | Supporting | GA87 |
| Timothy Whipple | Iowa Association of Municipal Utilities | Supporting | GA87 |
| Bill Wimmer | Iowa Beverage Association | Undecided | GA87 |
| Bill Wimmer | Iowa Beverage Association | Opposing | GA87 |
| Doug Struyk | Iowa Biodiesel Board | Undecided | GA87 |
| Jennifer Dorman | Iowa Biodiesel Board | Undecided | GA87 |
| Jim Carney | Iowa Biodiesel Board | 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) | Opposing | GA87 |
| Katie Graham | Iowa Business Energy Coalition (IBEC) | Undecided | GA87 |
| Paula Dierenfeld | Iowa Business Energy Coalition (IBEC) | Opposing | GA87 |
| Paula Dierenfeld | Iowa Business Energy Coalition (IBEC) | Undecided | GA87 |
| Larry Murphy | Iowa Catholic Conference | Undecided | GA87 |
| Meghan Malloy | Iowa Catholic Conference | Undecided | GA87 |
| Tom Chapman | Iowa Catholic Conference | Undecided | GA87 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA87 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Dustin Miller | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Katie Graham | Iowa Chapter, American Institute of Architects | Opposing | GA87 |
| Katie Graham | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Opposing | GA87 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Matt Ohloff | Iowa Citizens for Community Improvement Action Fund | Opposing | GA87 |
| Jamie Orozco Nagel | Iowa Commission on Volunteer Services | Undecided | GA87 |
| Lana Shope | Iowa Community Action Association | 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 | Opposing | GA87 |
| Emily Hockins | Iowa Farmers Union | Opposing | GA87 |
| Threase Harms | Iowa Farmers Union | Opposing | GA87 |
| Lana Shope | Iowa Head Start Association | Opposing | GA87 |
| Bobby Martens | Iowa Institute for Cooperatives | Supporting | GA87 |
| Katie Hall | Iowa Institute for Cooperatives | Supporting | GA87 |
| Matthew Russell | Iowa Interfaith Power & Light | Opposing | GA87 |
| Jim Obradovich | Iowa Lakes Regional Water | Undecided | GA87 |
| Jim Obradovich | Iowa Lakes Regional Water | Opposing | GA87 |
| Robert Mulqueen | Iowa Lakes Regional Water | Undecided | GA87 |
| Andrew Lietzow | Iowa Landlord Association | Opposing | 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 |
| David Adelman | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA87 |
| Frank Chiodo | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA87 |
| Matt Hinch | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA87 |
| Sara Allen | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA87 |
| Will Rogers | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA87 |
| Jeff Smith | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Jeff Smith | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Jerry Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Jerry Fitzgerald | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Matt Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Matt Fitzgerald | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Tyler Bettin | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Tyler Bettin | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Katelynn McCollough | Iowa Propane Gas Association | Undecided | GA87 |
| Tim Coonan | Iowa Propane Gas Association | Undecided | GA87 |
| Andrew Lietzow | Iowa Real Estate Investors Association | Opposing | GA87 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA87 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Undecided | GA87 |
| Christopher Rants | Iowa Solar Energy Trade Association | Opposing | GA87 |
| Christopher Rants | Iowa Solar Energy Trade Association | Undecided | GA87 |
| John Cacciatore | Iowa Solar Energy Trade Association | Opposing | GA87 |
| John Cacciatore | Iowa Solar Energy Trade Association | Undecided | 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 |
| Jake Oeth | Kinze Manufacturing, Inc. | Opposing | GA87 |
| Marc Beltrame | Kinze Manufacturing, Inc. | Opposing | GA87 |
| Matt McKinney | Kinze Manufacturing, Inc. | Opposing | GA87 |
| Doug Struyk | LSP Transmission Holdings, LLC | Undecided | GA87 |
| Doug Struyk | LSP Transmission Holdings, LLC | Opposing | GA87 |
| Jennifer Dorman | LSP Transmission Holdings, LLC | Undecided | GA87 |
| Jennifer Dorman | LSP Transmission Holdings, LLC | Opposing | GA87 |
| Jim Carney | LSP Transmission Holdings, LLC | Undecided | GA87 |
| Jim Carney | LSP Transmission Holdings, LLC | Opposing | GA87 |
| Kate Walton | Lennox International | Undecided | GA87 |
| Matt Eide | Lennox International | Undecided | GA87 |
| Ben Hammes | Master Builders of Iowa | Undecided | GA87 |
| Chad Kleppe | Master Builders of Iowa | Undecided | GA87 |
| Julie Smith | Master Builders of Iowa | Undecided | GA87 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Opposing | GA87 |
| Craig Walter | Mechanical Contractors Association of Iowa (MCAI) | Opposing | GA87 |
| Jon Murphy | Microsoft Corp. | Undecided | GA87 |
| Jon Murphy | Microsoft Corp. | Opposing | GA87 |
| Tom Cope | Microsoft Corp. | Undecided | GA87 |
| Tom Cope | Microsoft Corp. | Opposing | GA87 |
| Frank Chiodo | MidAmerican Energy Company | Supporting | GA87 |
| John Davis | MidAmerican Energy Company | Supporting | GA87 |
| John Davis | MidAmerican Energy Company | Undecided | GA87 |
| Matt Hinch | MidAmerican Energy Company | Supporting | GA87 |
| Matt Hinch | MidAmerican Energy Company | Undecided | GA87 |
| Scott Newhard | MidAmerican Energy Company | Supporting | GA87 |
| Kate Walton | Missouri River Energy Services | Undecided | GA87 |
| Matt Eide | Missouri River Energy Services | Undecided | GA87 |
| Brian Johnson | NECA - Iowa (NEC) | Opposing | GA87 |
| Craig Walter | NECA - Iowa (NEC) | Opposing | GA87 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Undecided | GA87 |
| Julie Smith | Nebraska Municipal Power Pool - NMPP Energy | Supporting | GA87 |
| Brian Johnson | NextEra Energy | Withdrawn | GA87 |
| Brian Johnson | NextEra Energy | Undecided | GA87 |
| Brian Johnson | NextEra Energy | Opposing | GA87 |
| Craig Walter | NextEra Energy | Undecided | GA87 |
| Craig Walter | NextEra Energy | Opposing | GA87 |
| Jennifer Easler | Office of Consumer Advocate | Opposing | GA87 |
| Mark Schuling | Office of Consumer Advocate | Opposing | GA87 |
| Kate Walton | POET, LLC | Undecided | GA87 |
| Matt Eide | POET, LLC | Undecided | GA87 |
| Christopher Rants | Plumbers and Steam Fitters Local 33 | Opposing | GA87 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Opposing | GA87 |
| Eric Goranson | Plumbing Heating & Cooling Contractors of IA | Opposing | GA87 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Kent Hartwig | Renewable Energy Group (REG) | Undecided | GA87 |
| Kent Hartwig | Renewable Energy Group (REG) | Opposing | GA87 |
| Doug Struyk | Resale Power Group of Iowa | Opposing | GA87 |
| Jennifer Dorman | Resale Power Group of Iowa | Opposing | GA87 |
| Jim Carney | Resale Power Group of Iowa | Opposing | GA87 |
| Margaret Buckton | Rural School Advocates of Iowa | Opposing | GA87 |
| David Adelman | Sheet Metal Contractors of Iowa | Undecided | GA87 |
| Frank Chiodo | Sheet Metal Contractors of Iowa | Undecided | GA87 |
| Matt Hinch | Sheet Metal Contractors of Iowa | Undecided | GA87 |
| Sara Allen | Sheet Metal Contractors of Iowa | Undecided | GA87 |
| Doug Struyk | The Nature Conservancy | Opposing | GA87 |
| Jennifer Dorman | The Nature Conservancy | Opposing | GA87 |
| Jim Carney | The Nature Conservancy | Opposing | GA87 |
| Kristin Aschenbrenner | The Nature Conservancy | Opposing | GA87 |
| BRITTANY LUMLEY | The Weidt Group | Undecided | GA87 |
| Doug Struyk | Transource Energy LLC | Undecided | GA87 |
| Doug Struyk | Transource Energy LLC | Opposing | GA87 |
| Jennifer Dorman | Transource Energy LLC | Undecided | GA87 |
| Jennifer Dorman | Transource Energy LLC | Opposing | GA87 |
| Jim Carney | Transource Energy LLC | Undecided | GA87 |
| Jim Carney | Transource Energy LLC | Opposing | GA87 |
| Kate Walton | Tyson Foods, Inc. | Undecided | GA87 |
| Matt Eide | Tyson Foods, Inc. | Undecided | GA87 |
| Margaret Buckton | Urban Education Network of Iowa | Opposing | GA87 |
| Mike Heller | Waste Management, Inc. | Undecided | GA87 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA87 |
| Mike Rozenboom | Windstream Communications Corporation | Undecided | GA87 |
| Robert Weiser | Windstream Communications Corporation | Undecided | GA87 |