| Drew Davidson | AES Ohio | — | Jan-Apr16 |
| Lisa H Dodge | AES Ohio | — | Jan-Apr16 |
| Sean P Dunn | AES Ohio | — | Jan-Apr16 |
| Stephen P Lake | AES Ohio | — | Sep-Dec16 |
| Advanced Energy Economy | — | May-Aug16 |
| Terrence O'Donnell | Advanced Energy Economy | — | May-Aug16 |
| William Vorys | Advanced Energy Economy | — | May-Aug16 |
| Alliance for Energy Choice | — | May-Aug16 |
| Thomas Niehaus | Alliance for Energy Choice | — | May-Aug16 |
| Todd Snitchler | Alliance for Energy Choice | — | May-Aug16 |
| American Coalition for Clean Coal Electricity | — | May-Aug16 |
| Drew Davidson | American Coalition for Clean Coal Electricity | — | May-Aug16 |
| Lisa H Dodge | American Coalition for Clean Coal Electricity | — | May-Aug16 |
| Sean P Dunn | American Coalition for Clean Coal Electricity | — | May-Aug16 |
| American Consolidated Natural Resources | — | Jan-Apr16 |
| Michael T Carey | American Consolidated Natural Resources | — | Jan-Apr16 |
| Chrisy Wright | American Electric Power | — | May-Aug16 |
| Maria Haberman | American Electric Power | — | Sep-Dec16 |
| Michael Brello | American Electric Power | — | May-Aug16 |
| Thomas Froehle | American Electric Power | — | May-Aug16 |
| American Petroleum Institute - API Ohio | — | Sep-Dec16 |
| Christina Polesovsky | American Petroleum Institute - API Ohio | — | Jan-Apr16 |
| Apex Clean Energy, Inc. | — | May-Aug16 |
| Terrence O'Donnell | Apex Clean Energy, Inc. | — | May-Aug16 |
| William Vorys | Apex Clean Energy, Inc. | — | May-Aug16 |
| Calpine Energy Solutions, LLC | — | Jan-Apr16 |
| Becky Merola | Calpine Energy Solutions, LLC | — | Jan-Apr16 |
| Courtney Saunders | Calpine Energy Solutions, LLC | — | Jan-Apr16 |
| Keith H Brooks | Calpine Energy Solutions, LLC | — | Jan-Apr16 |
| Kurt L Leib | Calpine Energy Solutions, LLC | — | Jan-Apr16 |
| Roy Boston | Calpine Energy Solutions, LLC | — | Jan-Apr16 |
| Caterpillar, Inc | — | Jan-Apr16 |
| Daniel P Leite | Caterpillar, Inc | — | Jan-Apr16 |
| Kurt L Leib | Caterpillar, Inc | — | Jan-Apr16 |
| Catholic Conference of Ohio | — | Sep-Dec16 |
| James W Tobin | Catholic Conference of Ohio | — | Sep-Dec16 |
| CenterPoint Energy DBA Vectren Energy | — | May-Aug16 |
| Christopher N Slagle | CenterPoint Energy DBA Vectren Energy | — | May-Aug16 |
| Gregory J Lestini | CenterPoint Energy DBA Vectren Energy | — | May-Aug16 |
| Kurtis A Tunnell | CenterPoint Energy DBA Vectren Energy | — | May-Aug16 |
| Laurie Thornton | CenterPoint Energy DBA Vectren Energy | — | May-Aug16 |
| Marjorie Yano | CenterPoint Energy DBA Vectren Energy | — | May-Aug16 |
| Michael F Roeder | CenterPoint Energy DBA Vectren Energy | — | May-Aug16 |
| Columbus Chamber of Commerce | — | Jan-Apr16 |
| Kristen Easterday | Columbus Chamber of Commerce | — | Jan-Apr16 |
| Derrick R Clay | Direct Energy Services, LLC | — | Sep-Dec16 |
| David L Celona | Duke Energy Business Services | — | May-Aug16 |
| EDP Renewables | — | May-Aug16 |
| Terrence O'Donnell | EDP Renewables | — | May-Aug16 |
| William Vorys | EDP Renewables | — | May-Aug16 |
| Enel North America, Inc. and Its Affiliates | — | Jan-Apr16 |
| Andrew Minton | Enel North America, Inc. and Its Affiliates | — | Jan-Apr16 |
| Greg Bennett | Enel North America, Inc. and Its Affiliates | — | Jan-Apr16 |
| Stephen Nielson | Enel North America, Inc. and Its Affiliates | — | Jan-Apr16 |
| William L Byers, IV | Enel North America, Inc. and Its Affiliates | — | Jan-Apr16 |
| Energy Action Fund | — | Jan-Apr16 |
| Greg Bennett | Energy Action Fund | — | Jan-Apr16 |
| Terrence O'Donnell | Energy Action Fund | — | May-Aug16 |
| William L Byers, IV | Energy Action Fund | — | Jan-Apr16 |
| William Vorys | Energy Action Fund | — | May-Aug16 |
| Environmental Defense Action Fund | — | Jan-Apr16 |
| Gary E Smith, Jr. | Environmental Defense Action Fund | — | Jan-Apr16 |
| Josh Rubin | Environmental Defense Action Fund | — | Jan-Apr16 |
| Exxon Mobil Corporation | — | Jan-Apr16 |
| Courtney Saunders | Exxon Mobil Corporation | — | Jan-Apr16 |
| Daniel P Leite | Exxon Mobil Corporation | — | Jan-Apr16 |
| Kurt L Leib | Exxon Mobil Corporation | — | Jan-Apr16 |
| Dan McCarthy | FirstEnergy | — | Jan-Apr16 |
| McKenzie K Davis | FirstEnergy | — | Jan-Apr16 |
| Michael Toman | FirstEnergy | — | Jan-Apr16 |
| Governor's Office | — | Jan-Apr16 |
| Beth Hansen | Governor's Office | — | May-Aug16 |
| Dawn Larzelere | Governor's Office | — | Jan-Apr16 |
| Merle Madrid | Governor's Office | — | Jan-Apr16 |
| Sarah Huffman | Governor's Office | — | Jan-Apr16 |
| Tim Biggam | Governor's Office | — | Sep-Dec16 |
| Wayne Struble | Governor's Office | — | Jan-Apr16 |
| Greater Akron Chamber | — | May-Aug16 |
| Daniel Colantone | Greater Akron Chamber | — | May-Aug16 |
| Megann Eberhart | Greater Akron Chamber | — | May-Aug16 |
| Industrial Energy Users-Ohio | — | May-Aug16 |
| John T McGough | Industrial Energy Users-Ohio | — | Sep-Dec16 |
| Kevin M Murray | Industrial Energy Users-Ohio | — | May-Aug16 |
| Samuel C Randazzo | Industrial Energy Users-Ohio | — | May-Aug16 |
| Scott Edward Elisar | Industrial Energy Users-Ohio | — | May-Aug16 |
| Thomas Niehaus | Interstate Gas Supply, Inc. | — | May-Aug16 |
| Todd Snitchler | Interstate Gas Supply, Inc. | — | May-Aug16 |
| LG Fuel Cell Systems Inc. | — | May-Aug16 |
| Brian K Hicks | LG Fuel Cell Systems Inc. | — | May-Aug16 |
| Erik Mikkelson | LG Fuel Cell Systems Inc. | — | May-Aug16 |
| Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr16 |
| Courtney Saunders | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr16 |
| Daniel P Leite | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr16 |
| Kurt L Leib | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr16 |
| William J Schedel, Jr | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr16 |
| National Federation of Independent Business/Ohio | — | May-Aug16 |
| Andy Patterson | National Federation of Independent Business/Ohio | — | May-Aug16 |
| Chris Ferruso | National Federation of Independent Business/Ohio | — | May-Aug16 |
| Jared Weiser | National Federation of Independent Business/Ohio | — | May-Aug16 |
| Joe Hirabayashi | National Federation of Independent Business/Ohio | — | May-Aug16 |
| Roger R Geiger | National Federation of Independent Business/Ohio | — | May-Aug16 |
| Willa J Ebersole | National Waste & Recycling Association | — | Sep-Dec16 |
| Ohio Advanced Energy Economy | — | May-Aug16 |
| Terrence O'Donnell | Ohio Advanced Energy Economy | — | May-Aug16 |
| William Vorys | Ohio Advanced Energy Economy | — | May-Aug16 |
| Ohio Coal Association | — | Jan-Apr16 |
| Blaine Kelly | Ohio Coal Association | — | Jan-Apr16 |
| Christian Palich | Ohio Coal Association | — | Jan-Apr16 |
| Ohio Conservative Energy Forum | — | Jan-Apr16 |
| Greg Bennett | Ohio Conservative Energy Forum | — | Jan-Apr16 |
| William L Byers, IV | Ohio Conservative Energy Forum | — | Jan-Apr16 |
| Ohio Department of Medicaid | — | May-Aug16 |
| Ohio Electric Utility Institute | — | Sep-Dec16 |
| Joseph Hollabaugh | Ohio Electric Utility Institute | — | Sep-Dec16 |
| Ohio Environmental Council | — | Jan-Apr16 |
| Jack Shaner | Ohio Environmental Council | — | Jan-Apr16 |
| Miranda Leppla | Ohio Environmental Council | — | Sep-Dec16 |
| Trish Demeter | Ohio Environmental Council | — | Jan-Apr16 |
| Ohio Environmental Protection Agency | — | May-Aug16 |
| Craig Butler | Ohio Environmental Protection Agency | — | May-Aug16 |
| Danielle Giannantonio | Ohio Environmental Protection Agency | — | May-Aug16 |
| Greg Vergamini | Ohio Environmental Protection Agency | — | May-Aug16 |
| Ohio Farm Bureau Federation, Inc. | — | Jan-Apr16 |
| Adam Sharp | Ohio Farm Bureau Federation, Inc. | — | Jan-Apr16 |
| Anthony Seegers | Ohio Farm Bureau Federation, Inc. | — | Jan-Apr16 |
| Brandon Kern | Ohio Farm Bureau Federation, Inc. | — | Jan-Apr16 |
| Yvonne C Lesicko | Ohio Farm Bureau Federation, Inc. | — | Jan-Apr16 |
| David L Celona | Ohio Gas Association | — | May-Aug16 |
| Ohio Grocers Association | — | Jan-Apr16 |
| Joseph Ewig | Ohio Grocers Association | — | Jan-Apr16 |
| Kristin M Mullins | Ohio Grocers Association | — | Jan-Apr16 |
| Ohio Home Builders Association, Inc | — | Jan-Apr16 |
| Kristen Sours | Ohio Home Builders Association, Inc | — | Jan-Apr16 |
| Vincent J Squillace | Ohio Home Builders Association, Inc | — | Jan-Apr16 |
| Richard Sites | Ohio Hospital Association | — | Jan-Apr16 |
| Ohio Manufacturers' Association | — | May-Aug16 |
| Robert Brundrett | Ohio Manufacturers' Association | — | May-Aug16 |
| Ryan R Augsburger | Ohio Manufacturers' Association | — | May-Aug16 |
| Ohio Soybean Association | — | Jan-Apr16 |
| Sol Systems, LLC | — | May-Aug16 |
| Terrence O'Donnell | Sol Systems, LLC | — | May-Aug16 |
| William Vorys | Sol Systems, LLC | — | May-Aug16 |
| SolarCity | — | May-Aug16 |
| Terrence O'Donnell | SolarCity | — | May-Aug16 |
| William Vorys | SolarCity | — | May-Aug16 |
| US Green Building Council, Inc. | — | Jan-Apr16 |
| Andrew Minton | US Green Building Council, Inc. | — | Jan-Apr16 |
| Greg Bennett | US Green Building Council, Inc. | — | Jan-Apr16 |
| Stephen Nielson | US Green Building Council, Inc. | — | Jan-Apr16 |
| William L Byers, IV | US Green Building Council, Inc. | — | Jan-Apr16 |
| Vistra Corp. | — | May-Aug16 |
| Thomas Niehaus | Vistra Corp. | — | May-Aug16 |
| Todd Snitchler | Vistra Corp. | — | May-Aug16 |