| American Wind Energy Association | — | Sep-Dec09 |
| Dayna Baird Payne | American Wind Energy Association | — | Sep-Dec09 |
| Donald Baird | American Wind Energy Association | — | Sep-Dec09 |
| Buckeye Forest Council | — | Sep-Dec09 |
| David Maywhoor | Buckeye Forest Council | — | Sep-Dec09 |
| CBM Ohio, LLC | — | Sep-Dec09 |
| Frederick E Mills | CBM Ohio, LLC | — | Sep-Dec09 |
| Frederick L Ransier | CBM Ohio, LLC | — | Jan-Apr10 |
| Karen A Cincione | CBM Ohio, LLC | — | Sep-Dec09 |
| Timothy J Bechtold | CBM Ohio, LLC | — | Sep-Dec09 |
| John E Hollback, Jr. | Columbus Southern Power Company dba AEP & AEP Ohio | — | Sep-Dec09 |
| Larry L Long | County Commissioners' Association of Ohio | — | Sep-Dec10 |
| Brooke A Cheney | Duke Energy Business Services | — | Sep-Dec10 |
| Kelly C O'Reilly | Duke Energy Business Services | — | Sep-Dec10 |
| Matthew S Whitehead | Duke Energy Business Services | — | Sep-Dec10 |
| Victor F Hipsley | Duke Energy Business Services | — | Sep-Dec10 |
| Governor's Office | — | Jan-Apr10 |
| Jennifer Lynch | Governor's Office | — | Jan-Apr10 |
| Ohio Association for Justice | — | Sep-Dec09 |
| John E Van Doorn | Ohio Association for Justice | — | Sep-Dec09 |
| Kevin L Futryk | Ohio Association for Justice | — | Sep-Dec09 |
| Michael P Morrison | Ohio Association for Justice | — | Sep-Dec09 |
| Ohio Chamber of Commerce | — | Sep-Dec09 |
| Jennifer Klein | Ohio Chamber of Commerce | — | Sep-Dec09 |
| Ohio Coal Association | — | Sep-Dec09 |
| Michael T Carey | Ohio Coal Association | — | Sep-Dec09 |
| Shawn Bennett | Ohio Coal Association | — | Sep-Dec09 |
| Ohio Consumers' Counsel | — | Sep-Dec09 |
| Amy Kurt | Ohio Consumers' Counsel | — | Sep-Dec09 |
| Janine L Migden-Ostrander | Ohio Consumers' Counsel | — | Sep-Dec09 |
| Ohio Department of Natural Resources | — | Sep-Dec09 |
| Anthony Celebrezze | Ohio Department of Natural Resources | — | Sep-Dec09 |
| Cathryn Loucas | Ohio Department of Natural Resources | — | Jan-Apr10 |
| Michael P Shelton | Ohio Department of Natural Resources | — | Sep-Dec09 |
| Rich Milleson | Ohio Department of Natural Resources | — | Sep-Dec09 |
| Sean D Logan | Ohio Department of Natural Resources | — | Sep-Dec09 |
| Trish Demeter | Ohio Department of Natural Resources | — | Sep-Dec09 |
| Ohio Environmental Council | — | Sep-Dec09 |
| Jack Shaner | Ohio Environmental Council | — | Jan-Apr10 |
| Kristy Meyer | Ohio Environmental Council | — | Sep-Dec09 |
| Christopher Henney | Ohio Farm Bureau Federation, Inc. | — | Jan-Apr10 |
| Ohio Home Builders Association, Inc | — | Jan-Apr10 |
| Kristen Sours | Ohio Home Builders Association, Inc | — | Jan-Apr10 |
| Robert N Eshenbaugh, Jr | Ohio Home Builders Association, Inc | — | Jan-Apr10 |
| Vincent J Squillace | Ohio Home Builders Association, Inc | — | Jan-Apr10 |
| James A Woodward | Ohio Parks and Recreation Association, Inc | — | Sep-Dec09 |
| John E Hollback, Jr. | Ohio Power Company dba AEP & AEP Ohio | — | Sep-Dec09 |
| Karl R. Gebhardt | RWE Americas Services, LLC | — | Sep-Dec09 |
| Matthew S Whitehead | Sanofi Pasteur | — | Sep-Dec09 |
| Sierra Club - Ohio Chapter | — | Sep-Dec09 |
| Brandi L Whetstone | Sierra Club - Ohio Chapter | — | Sep-Dec09 |
| Jennifer Miller | Sierra Club - Ohio Chapter | — | Sep-Dec09 |
| Synagro-WWT, Inc | — | Sep-Dec09 |
| Brooke A Cheney | Synagro-WWT, Inc | — | Sep-Dec09 |
| Kelly C O'Reilly | Synagro-WWT, Inc | — | Sep-Dec09 |
| Matthew S Whitehead | Synagro-WWT, Inc | — | Sep-Dec09 |
| Victor F Hipsley | Synagro-WWT, Inc | — | Sep-Dec09 |
| University of Cincinnati | — | Sep-Dec09 |
| Gregory J Vehr | University of Cincinnati | — | Sep-Dec09 |
| Margaret VanMeter Rolf | University of Cincinnati | — | Sep-Dec09 |