| Lisa H Dodge | AES Ohio | — | Jan-Apr12 |
| Sean P Dunn | AES Ohio | — | Jan-Apr12 |
| Stephen P Lake | AES Ohio | — | May-Aug12 |
| Thomas A. Raga | AES Ohio | — | May-Aug12 |
| AT&T | — | Sep-Dec12 |
| Paul Weirtz | AT&T | — | Sep-Dec12 |
| American Petroleum Institute - API Ohio | — | Sep-Dec12 |
| Christina Polesovsky | American Petroleum Institute - API Ohio | — | Sep-Dec12 |
| Terry P Fleming | American Petroleum Institute - API Ohio | — | Sep-Dec12 |
| Associated Builders and Contractors of Ohio | — | Jan-Apr12 |
| Bryan Williams | Associated Builders and Contractors of Ohio | — | Jan-Apr12 |
| Associated General Contractors of Ohio | — | Jan-Apr12 |
| Andrea Maclam Ashley | Associated General Contractors of Ohio | — | Jan-Apr12 |
| Association of Ohio Metropolitan Wastewater Agencies | — | Sep-Dec12 |
| CenterPoint Energy DBA Vectren Energy | — | Jan-Apr12 |
| Christopher N Slagle | CenterPoint Energy DBA Vectren Energy | — | Jan-Apr12 |
| Gregory J Lestini | CenterPoint Energy DBA Vectren Energy | — | Jan-Apr12 |
| Kurtis A Tunnell | CenterPoint Energy DBA Vectren Energy | — | Jan-Apr12 |
| Laurie Thornton | CenterPoint Energy DBA Vectren Energy | — | Jan-Apr12 |
| Michael F Roeder | CenterPoint Energy DBA Vectren Energy | — | Jan-Apr12 |
| Charter Communications Operating, LLC | — | Jan-Apr12 |
| Edward F Kozelek | Charter Communications Operating, LLC | — | Jan-Apr12 |
| Megan Lashutka | Charter Communications Operating, LLC | — | Jan-Apr12 |
| Cincinnati Bell, Inc. (d/b/a altafiber) | — | Jan-Apr12 |
| Christopher S Colwell | Cincinnati Bell, Inc. (d/b/a altafiber) | — | May-Aug12 |
| Theodore Heckmann | Cincinnati Bell, Inc. (d/b/a altafiber) | — | May-Aug12 |
| Yvonne C Lesicko | Cincinnati Bell, Inc. (d/b/a altafiber) | — | Jan-Apr12 |
| Cleveland Thermal | — | Sep-Dec12 |
| Scott Edward Elisar | Cleveland Thermal | — | Sep-Dec12 |
| Jeffrey T DeLeone | Columbia Gas of Ohio, Inc | — | Sep-Dec12 |
| Kristen Brinkman-Tell | Columbia Gas of Ohio, Inc | — | Sep-Dec12 |
| Matthew Forney | Columbia Gas of Ohio, Inc | — | Sep-Dec12 |
| Samuel E Gerhardstein | Columbia Gas of Ohio, Inc | — | Sep-Dec12 |
| Construction Employers Association | — | Sep-Dec12 |
| Christopher M Sinagra | Construction Employers Association | — | Sep-Dec12 |
| Paul Kudlak | Construction Employers Association | — | Sep-Dec12 |
| County Commissioners' Association of Ohio | — | Jan-Apr12 |
| Bradford L Cole | County Commissioners' Association of Ohio | — | Jan-Apr12 |
| Cheryl L Subler | County Commissioners' Association of Ohio | — | Jan-Apr12 |
| Larry L Long | County Commissioners' Association of Ohio | — | Jan-Apr12 |
| Department of Commerce | — | Sep-Dec12 |
| W. Fletch Zimpher | Department of Commerce | — | Sep-Dec12 |
| Melissa Bacon | Department of Health | — | Sep-Dec12 |
| Duke Energy Business Services | — | Jan-Apr12 |
| Amy B Spiller | Duke Energy Business Services | — | Jan-Apr12 |
| Brooke A Cheney | Duke Energy Business Services | — | Jan-Apr12 |
| Charles H Gerhardt, III | Duke Energy Business Services | — | Jan-Apr12 |
| David L Celona | Duke Energy Business Services | — | Jan-Apr12 |
| Jim Henning | Duke Energy Business Services | — | Jan-Apr12 |
| John Keaton | Duke Energy Business Services | — | Jan-Apr12 |
| Julie S Janson | Duke Energy Business Services | — | Jan-Apr12 |
| Kelly C O'Reilly | Duke Energy Business Services | — | Jan-Apr12 |
| Matthew S Whitehead | Duke Energy Business Services | — | Jan-Apr12 |
| Victor F Hipsley | Duke Energy Business Services | — | Jan-Apr12 |
| Enbridge (US), Inc. | — | Sep-Dec12 |
| Anthony Brigano | Enbridge (US), Inc. | — | Sep-Dec12 |
| Brian K Hicks | Enbridge (US), Inc. | — | Sep-Dec12 |
| W Zachary Holzapfel | Enbridge (US), Inc. | — | Sep-Dec12 |
| Frontier Communications | — | May-Aug12 |
| Rachel G Winder | Frontier Communications | — | May-Aug12 |
| Governor's Office | — | Jan-Apr12 |
| Benjamin Kanzeg | Governor's Office | — | Jan-Apr12 |
| Beth Hansen | Governor's Office | — | Jan-Apr12 |
| Brad Barger | Governor's Office | — | Jan-Apr12 |
| Jai Chabria | Governor's Office | — | May-Aug12 |
| James W. Sheppard, III | Governor's Office | — | Jan-Apr12 |
| Jeff Polesovsky | Governor's Office | — | May-Aug12 |
| Kimberly Kutschbach | Governor's Office | — | May-Aug12 |
| Matt Carle | Governor's Office | — | Jan-Apr12 |
| Melissa Bacon | Governor's Office | — | Sep-Dec11 |
| Scott Blake | Governor's Office | — | Jan-Apr12 |
| Wayne Struble | Governor's Office | — | Jan-Apr12 |
| Industrial Energy Users-Ohio | — | Sep-Dec12 |
| Samuel C Randazzo | Industrial Energy Users-Ohio | — | Sep-Dec12 |
| Scott Edward Elisar | Industrial Energy Users-Ohio | — | Sep-Dec12 |
| Lumen Technologies, Inc. | — | Jan-Apr12 |
| Vickie M Norris | Lumen Technologies, Inc. | — | Jan-Apr12 |
| Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr12 |
| Courtney Saunders | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr12 |
| Daniel P Leite | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr12 |
| Keith H Brooks | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr12 |
| Kurt L Leib | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr12 |
| William J Schedel, Jr | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr12 |
| Mechanical Contractors Association of Ohio | — | Jan-Apr12 |
| Daniel A Reinhard | Mechanical Contractors Association of Ohio | — | Jan-Apr12 |
| Joshua Sanders | Mechanical Contractors Association of Ohio | — | Jan-Apr12 |
| Leah Pappas Porner | Mechanical Contractors Association of Ohio | — | Jan-Apr12 |
| Norfolk Southern Corporation | — | Sep-Dec12 |
| Bill Harris | Norfolk Southern Corporation | — | Sep-Dec12 |
| Ohio Cable Telecommunications Association | — | Jan-Apr12 |
| David L Celona | Ohio Cable Telecommunications Association | — | Jan-Apr12 |
| Jonathon L McGee | Ohio Cable Telecommunications Association | — | Jan-Apr12 |
| Ohio Chamber of Commerce | — | Jan-Apr12 |
| Charlotte B Hickcox | Ohio Chamber of Commerce | — | Jan-Apr12 |
| Michael T Carey | Ohio Coal Association | — | Sep-Dec12 |
| Ohio Contractors Association | — | Jan-Apr12 |
| Angela E Van Fossen | Ohio Contractors Association | — | Jan-Apr12 |
| Ohio Gas Association | — | Jan-Apr12 |
| David L Celona | Ohio Gas Association | — | Jan-Apr12 |
| James Stewart | Ohio Gas Association | — | Jan-Apr12 |
| Ohio Gas Company | — | Sep-Dec12 |
| Samuel C Randazzo | Ohio Gas Company | — | Sep-Dec12 |
| Scott Edward Elisar | Ohio Gas Company | — | Sep-Dec12 |
| Ohio Green Industry Association (OGIA) | — | Jan-Apr12 |
| Belinda M Jones | Ohio Green Industry Association (OGIA) | — | Jan-Apr12 |
| Dan Jones | Ohio Green Industry Association (OGIA) | — | Jan-Apr12 |
| Ohio Home Builders Association, Inc | — | May-Aug12 |
| Kristen Sours | Ohio Home Builders Association, Inc | — | Jan-Apr12 |
| Robert N Eshenbaugh, Jr | Ohio Home Builders Association, Inc | — | Jan-Apr12 |
| Vincent J Squillace | Ohio Home Builders Association, Inc | — | May-Aug12 |
| Ohio Municipal Attorney's Association | — | Jan-Apr12 |
| John E Gotherman | Ohio Municipal Attorney's Association | — | Jan-Apr12 |
| Ohio Municipal Electric Association | — | Jan-Apr12 |
| Courtney Saunders | Ohio Municipal Electric Association | — | Jan-Apr12 |
| Daniel P Leite | Ohio Municipal Electric Association | — | Jan-Apr12 |
| John W Bentine | Ohio Municipal Electric Association | — | Jan-Apr12 |
| Jolene M Thompson | Ohio Municipal Electric Association | — | Jan-Apr12 |
| Keith H Brooks | Ohio Municipal Electric Association | — | Jan-Apr12 |
| Kurt L Leib | Ohio Municipal Electric Association | — | Jan-Apr12 |
| Michael A Beirne | Ohio Municipal Electric Association | — | Jan-Apr12 |
| Ohio Municipal League | — | Jan-Apr12 |
| Edward L Albright | Ohio Municipal League | — | Jan-Apr12 |
| John E Gotherman | Ohio Municipal League | — | Jan-Apr12 |
| Kent M Scarrett | Ohio Municipal League | — | Jan-Apr12 |
| Susan J Cave | Ohio Municipal League | — | Jan-Apr12 |
| Tim Biggam | Ohio Municipal League | — | Jan-Apr12 |
| Ohio Oil and Gas Association | — | Jan-Apr12 |
| Brian Hickman | Ohio Oil and Gas Association | — | Jan-Apr12 |
| Penny Seipel | Ohio Oil and Gas Association | — | May-Aug12 |
| Thomas E. Stewart | Ohio Oil and Gas Association | — | Jan-Apr12 |
| Chrisy Wright | Ohio Power Company dba AEP & AEP Ohio | — | Sep-Dec12 |
| Michael Brello | Ohio Power Company dba AEP & AEP Ohio | — | Sep-Dec12 |
| Thomas Froehle | Ohio Power Company dba AEP & AEP Ohio | — | Sep-Dec12 |
| Marc A Armstrong | Ohio Rural Electric Cooperatives, Inc. | — | Jan-Apr12 |
| Zane Daniels | Ohio Rural Electric Cooperatives, Inc. | — | Jan-Apr12 |
| Ohio Telecom Association | — | Jan-Apr12 |
| Charles R Moses | Ohio Telecom Association | — | Jan-Apr12 |
| Cheryl Q Burchard | Ohio Telecom Association | — | Jan-Apr12 |
| Judith E Matz | Ohio Telecom Association | — | Jan-Apr12 |
| Scott Edward Elisar | Ohio Telecom Association | — | Sep-Dec12 |
| Ohio Township Association | — | Jan-Apr12 |
| Andrew Huffman | Ohio Township Association | — | Jan-Apr12 |
| Brooke A Cheney | Ohio Township Association | — | Jan-Apr12 |
| Heidi M Fought | Ohio Township Association | — | Jan-Apr12 |
| Kelly C O'Reilly | Ohio Township Association | — | Jan-Apr12 |
| Matthew DeTemple | Ohio Township Association | — | Jan-Apr12 |
| Matthew S Whitehead | Ohio Township Association | — | Jan-Apr12 |
| Victor F Hipsley | Ohio Township Association | — | Jan-Apr12 |
| Ohio Utilities Protection Service | — | Sep-Dec12 |
| Richard A Oxender | Ohio Utilities Protection Service | — | Jan-Apr12 |
| Public Utilities Commission of Ohio | — | Jan-Apr12 |
| Michael Fraizer | Public Utilities Commission of Ohio | — | Jan-Apr12 |
| Shawn Nelson | Public Utilities Commission of Ohio | — | Jan-Apr12 |
| Todd Snitchler | Public Utilities Commission of Ohio | — | Jan-Apr12 |
| Windstream Communications | — | Jan-Apr12 |
| Kathy E Hobbs | Windstream Communications | — | Jan-Apr12 |
| M Patrick McCune | Windstream Communications | — | Sep-Dec12 |