| American Coalition for Clean Coal Electricity | — | Sep-Dec12 |
| Amy Goyal | American Coalition for Clean Coal Electricity | — | Sep-Dec12 |
| Lisa H Dodge | American Coalition for Clean Coal Electricity | — | Sep-Dec12 |
| Sean P Dunn | American Coalition for Clean Coal Electricity | — | Sep-Dec12 |
| American Petroleum Institute - API Ohio | — | Sep-Dec11 |
| Christina Polesovsky | American Petroleum Institute - API Ohio | — | Sep-Dec11 |
| Terry P Fleming | American Petroleum Institute - API Ohio | — | Sep-Dec11 |
| Chesapeake Energy | — | Sep-Dec11 |
| Jennifer Klein | Chesapeake Energy | — | Sep-Dec11 |
| Joseph Erb | Chesapeake Energy | — | Sep-Dec11 |
| Matthew Hammond | Chesapeake Energy | — | Sep-Dec11 |
| Clean Fuels Ohio | — | May-Aug11 |
| Daniel R Helmick | Clean Fuels Ohio | — | Sep-Dec11 |
| David A Battocletti | Clean Fuels Ohio | — | Sep-Dec11 |
| Jason Phillips | Clean Fuels Ohio | — | May-Aug12 |
| Katherine Stewart | Clean Fuels Ohio | — | May-Aug11 |
| Samuel D Spofforth | Clean Fuels Ohio | — | May-Aug12 |
| Samuel E Gerhardstein | Columbia Gas of Ohio, Inc | — | Sep-Dec11 |
| County Commissioners' Association of Ohio | — | May-Aug11 |
| Larry L Long | County Commissioners' Association of Ohio | — | May-Aug11 |
| Department of Development | — | May-Aug11 |
| Emily Lundgard | Department of Development | — | May-Aug11 |
| Melissa Bacon | Department of Health | — | Sep-Dec12 |
| Department of Public Safety | — | Sep-Dec11 |
| Brad Barger | Department of Public Safety | — | Sep-Dec11 |
| Department of Taxation | — | Sep-Dec11 |
| Christopher W Hall | Department of Taxation | — | Sep-Dec11 |
| Dana Hughes | Department of Taxation | — | Sep-Dec11 |
| Frederick Church | Department of Taxation | — | Sep-Dec11 |
| Joseph Testa | Department of Taxation | — | Sep-Dec11 |
| Kevin L McNeil | Department of Taxation | — | Sep-Dec11 |
| Marjorie Kruse | Department of Taxation | — | Sep-Dec11 |
| Mark F Aiken | Department of Taxation | — | Sep-Dec11 |
| Matthew Chafin | Department of Taxation | — | Sep-Dec11 |
| Stanley Dixon | Department of Taxation | — | Sep-Dec11 |
| Timothy Lynch | Department of Taxation | — | Sep-Dec11 |
| Brooke A Cheney | Duke Energy Business Services | — | May-Aug11 |
| Kelly C O'Reilly | Duke Energy Business Services | — | May-Aug11 |
| Matthew S Whitehead | Duke Energy Business Services | — | May-Aug11 |
| Victor F Hipsley | Duke Energy Business Services | — | May-Aug11 |
| FCA US LLC | — | Sep-Dec11 |
| Christine Estereicher | FCA US LLC | — | Sep-Dec11 |
| Vincent J Squillace, III | FCA US LLC | — | May-Aug11 |
| FirstEnergy | — | Sep-Dec11 |
| Chrisy Wright | FirstEnergy | — | Sep-Dec11 |
| Ty R Pine | FirstEnergy | — | Sep-Dec11 |
| Ford Motor Company | — | Sep-Dec11 |
| Denise M Larr | Ford Motor Company | — | Sep-Dec11 |
| Gabby Bruno | Ford Motor Company | — | Sep-Dec11 |
| William Fitzgibbon | Ford Motor Company | — | Sep-Dec11 |
| General Motors, LLC | — | May-Aug11 |
| Brian O'Connell | General Motors, LLC | — | May-Aug11 |
| Daniel P Leite | General Motors, LLC | — | May-Aug11 |
| Keith H Brooks | General Motors, LLC | — | May-Aug11 |
| Kurt L Leib | General Motors, LLC | — | May-Aug11 |
| Governor's Office | — | May-Aug11 |
| Ben Kaiser | Governor's Office | — | May-Aug11 |
| Benjamin Kanzeg | Governor's Office | — | May-Aug11 |
| Beth Hansen | Governor's Office | — | May-Aug11 |
| Brad Barger | Governor's Office | — | Sep-Dec11 |
| Jai Chabria | Governor's Office | — | Jan-Apr12 |
| James W. Sheppard, III | Governor's Office | — | May-Aug11 |
| Jeff Polesovsky | Governor's Office | — | May-Aug12 |
| Kimberly Kutschbach | Governor's Office | — | May-Aug12 |
| Matt Carle | Governor's Office | — | May-Aug11 |
| Melissa Bacon | Governor's Office | — | Sep-Dec11 |
| Scott Blake | Governor's Office | — | Jan-Apr12 |
| Wayne Struble | Governor's Office | — | May-Aug11 |
| Greater Akron Chamber | — | May-Aug11 |
| Daniel Colantone | Greater Akron Chamber | — | May-Aug11 |
| Megann Eberhart | Greater Akron Chamber | — | May-Aug11 |
| Caroline K Ramsey | Honda of America Mfg., Inc. | — | May-Aug11 |
| Interstate Gas Supply, Inc. | — | Sep-Dec11 |
| Denise M Larr | Interstate Gas Supply, Inc. | — | Sep-Dec11 |
| William Fitzgibbon | Interstate Gas Supply, Inc. | — | Sep-Dec11 |
| Mid-Ohio Regional Planning Commission (MORPC) | — | Sep-Dec11 |
| Chester R Jourdan, Jr | Mid-Ohio Regional Planning Commission (MORPC) | — | Sep-Dec11 |
| Laura Koprowski | Mid-Ohio Regional Planning Commission (MORPC) | — | Sep-Dec11 |
| Larry A Davis | Ohio Association of Movers, Inc | — | Sep-Dec11 |
| Sherri Warner | Ohio Association of Movers, Inc | — | Sep-Dec11 |
| Sherri Warner | Ohio Chapter International Warehouse and Logistics Association | — | Jan-Apr12 |
| Ohio Ethanol Producers Association | — | Sep-Dec11 |
| Darrin A Klinger | Ohio Ethanol Producers Association | — | Sep-Dec11 |
| Judd Templin | Ohio Ethanol Producers Association | — | Sep-Dec11 |
| Ohio Gas Association | — | Sep-Dec11 |
| James Stewart | Ohio Gas Association | — | Sep-Dec11 |
| Ohio Municipal Electric Association | — | Sep-Dec11 |
| Courtney Saunders | Ohio Municipal Electric Association | — | May-Aug11 |
| Daniel P Leite | Ohio Municipal Electric Association | — | May-Aug11 |
| John W Bentine | Ohio Municipal Electric Association | — | May-Aug11 |
| Jolene M Thompson | Ohio Municipal Electric Association | — | Sep-Dec11 |
| Keith H Brooks | Ohio Municipal Electric Association | — | May-Aug11 |
| Kurt L Leib | Ohio Municipal Electric Association | — | May-Aug11 |
| Michael A Beirne | Ohio Municipal Electric Association | — | Sep-Dec11 |
| Ohio Society of Certified Public Accountants | — | Sep-Dec11 |
| Aaron M Ockerman | Ohio Society of Certified Public Accountants | — | Sep-Dec11 |
| Andrew Minton | Ohio Society of Certified Public Accountants | — | Sep-Dec11 |
| John Singleton | Ohio Society of Certified Public Accountants | — | Sep-Dec11 |
| Lisa Rankin | Ohio Society of Certified Public Accountants | — | Sep-Dec11 |
| Neil S Clark | Ohio Society of Certified Public Accountants | — | Sep-Dec11 |
| Andrew Huffman | Ohio Township Association | — | May-Aug11 |
| Brooke A Cheney | Ohio Township Association | — | May-Aug11 |
| Kelly C O'Reilly | Ohio Township Association | — | May-Aug11 |
| Matthew S Whitehead | Ohio Township Association | — | May-Aug11 |
| Victor F Hipsley | Ohio Township Association | — | May-Aug11 |
| Ohio Trucking Association | — | Sep-Dec11 |
| Larry A Davis | Ohio Trucking Association | — | May-Aug11 |
| Sherri Warner | Ohio Trucking Association | — | May-Aug11 |
| Belinda M Jones | Solid Waste Authority of Central Ohio | — | May-Aug11 |
| Dan Jones | Solid Waste Authority of Central Ohio | — | May-Aug11 |
| William L Byers, IV | Solid Waste Authority of Central Ohio | — | May-Aug11 |
| Denise M Larr | Timken Company | — | Sep-Dec11 |