| Drew Davidson | AES Ohio | — | Jan-Apr14 |
| Lisa H Dodge | AES Ohio | — | Jan-Apr14 |
| Sean P Dunn | AES Ohio | — | Jan-Apr14 |
| Apex Clean Energy, Inc. | — | May-Aug14 |
| Terrence O'Donnell | Apex Clean Energy, Inc. | — | May-Aug14 |
| CenterPoint Energy DBA Vectren Energy | — | Sep-Dec13 |
| Gregory J Lestini | CenterPoint Energy DBA Vectren Energy | — | Sep-Dec13 |
| J. Thomas Siwo | CenterPoint Energy DBA Vectren Energy | — | Jan-Apr14 |
| Kurtis A Tunnell | CenterPoint Energy DBA Vectren Energy | — | Sep-Dec13 |
| Laurie Thornton | CenterPoint Energy DBA Vectren Energy | — | Sep-Dec13 |
| Marjorie Yano | CenterPoint Energy DBA Vectren Energy | — | Sep-Dec13 |
| Michael F Roeder | CenterPoint Energy DBA Vectren Energy | — | Sep-Dec13 |
| County Commissioners' Association of Ohio | — | Sep-Dec14 |
| Duke Energy Business Services | — | Sep-Dec13 |
| Brooke A Cheney | Duke Energy Business Services | — | Sep-Dec13 |
| David L Celona | Duke Energy Business Services | — | Sep-Dec13 |
| John Keaton | Duke Energy Business Services | — | Sep-Dec13 |
| Kelly C O'Reilly | Duke Energy Business Services | — | Sep-Dec13 |
| Lee Barrett | Duke Energy Business Services | — | Sep-Dec13 |
| Matthew S Whitehead | Duke Energy Business Services | — | Sep-Dec13 |
| Victor F Hipsley | Duke Energy Business Services | — | Sep-Dec13 |
| EDP Renewables | — | May-Aug13 |
| Terrence O'Donnell | EDP Renewables | — | May-Aug13 |
| Governor's Office | — | Sep-Dec13 |
| Benjamin Kanzeg | Governor's Office | — | May-Aug13 |
| Beth Hansen | Governor's Office | — | May-Aug13 |
| Brad Barger | Governor's Office | — | Sep-Dec13 |
| Craig Butler | Governor's Office | — | May-Aug13 |
| Elle Decot | Governor's Office | — | Jan-Apr14 |
| Eric Poklar | Governor's Office | — | May-Aug13 |
| Jai Chabria | Governor's Office | — | May-Aug13 |
| James W. Sheppard, III | Governor's Office | — | May-Aug13 |
| Jeff Polesovsky | Governor's Office | — | May-Aug13 |
| Kimberly Kutschbach | Governor's Office | — | Sep-Dec13 |
| Madison Whalen | Governor's Office | — | Jan-Apr14 |
| Megan Fitzmartin | Governor's Office | — | Sep-Dec13 |
| Scott Blake | Governor's Office | — | Sep-Dec13 |
| Wayne Struble | Governor's Office | — | May-Aug13 |
| Eric Poklar | Governor's Office of Health Transformation | — | May-Aug13 |
| Ohio Advanced Energy Economy | — | May-Aug13 |
| Bret Wiseman | Ohio Advanced Energy Economy | — | May-Aug14 |
| Gregory J Lestini | Ohio Advanced Energy Economy | — | Sep-Dec13 |
| Terrence O'Donnell | Ohio Advanced Energy Economy | — | May-Aug13 |
| Ohio Chamber of Commerce | — | Sep-Dec13 |
| Charlotte B Hickcox | Ohio Chamber of Commerce | — | Sep-Dec13 |
| Ohio Electric Utility Institute | — | May-Aug13 |
| Joseph Hollabaugh | Ohio Electric Utility Institute | — | May-Aug13 |
| Ohio Municipal Electric Association | — | Sep-Dec13 |
| Daniel P Leite | Ohio Municipal Electric Association | — | Sep-Dec13 |
| John W Bentine | Ohio Municipal Electric Association | — | Sep-Dec13 |
| Jolene M Thompson | Ohio Municipal Electric Association | — | Sep-Dec13 |
| Keith H Brooks | Ohio Municipal Electric Association | — | Sep-Dec13 |
| Kurt L Leib | Ohio Municipal Electric Association | — | Sep-Dec13 |
| Lisa McAlister | Ohio Municipal Electric Association | — | Sep-Dec13 |
| Michael A Beirne | Ohio Municipal Electric Association | — | Sep-Dec13 |
| Rachel Gerrick | Ohio Municipal Electric Association | — | Sep-Dec13 |
| Michelle M Fitzgibbon | Ohio Partners for Affordable Energy | — | Sep-Dec13 |
| Public Utilities Commission of Ohio | — | Sep-Dec13 |
| John Keegan | Public Utilities Commission of Ohio | — | Sep-Dec13 |
| Michael Fraizer | Public Utilities Commission of Ohio | — | Sep-Dec13 |
| Thomas Johnson | Public Utilities Commission of Ohio | — | May-Aug14 |
| Todd Snitchler | Public Utilities Commission of Ohio | — | Sep-Dec13 |
| SolarCity | — | Sep-Dec13 |
| Terrence O'Donnell | SolarCity | — | Sep-Dec13 |
| Tenaska Capital Management | — | May-Aug14 |
| Terrence O'Donnell | Tenaska Capital Management | — | May-Aug14 |