| Michael T Carey | American Consolidated Natural Resources | — | Sep-Dec18 |
| Christian B. Zeigler | American Petroleum Institute - API Ohio | — | Sep-Dec17 |
| Christina Polesovsky | American Petroleum Institute - API Ohio | — | Sep-Dec17 |
| Claire Linkhart | American Petroleum Institute - API Ohio | — | Sep-Dec17 |
| Jim Samuel | Antero Resources | — | Sep-Dec17 |
| Amanda Finn | Ascent Resources | — | Sep-Dec17 |
| Matt Sheppard | Chesapeake Energy | — | Sep-Dec17 |
| Matthew Hammond | Chesapeake Energy | — | Sep-Dec17 |
| Shawn Nelson | Chesapeake Energy | — | Sep-Dec18 |
| Thomas Niehaus | Chesapeake Energy | — | Sep-Dec18 |
| Courtney Saunders | Exxon Mobil Corporation | — | Sep-Dec17 |
| Daniel P Leite | Exxon Mobil Corporation | — | Sep-Dec17 |
| Kurt L Leib | Exxon Mobil Corporation | — | Sep-Dec17 |
| Robert N Eshenbaugh, Jr | Exxon Mobil Corporation | — | Sep-Dec17 |
| Beth Hansen | Governor's Office | — | Sep-Dec17 |
| Dawn Larzelere | Governor's Office | — | Sep-Dec17 |
| Tim Biggam | Governor's Office | — | Sep-Dec17 |
| Wayne Struble | Governor's Office | — | Sep-Dec17 |
| Courtney Saunders | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Sep-Dec17 |
| Daniel P Leite | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Sep-Dec17 |
| David Blatnik | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Sep-Dec17 |
| Kurt L Leib | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Sep-Dec17 |
| Robert N Eshenbaugh, Jr | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Sep-Dec17 |
| Zachary Frymier | Ohio Chamber of Commerce | — | Sep-Dec17 |
| Andrew Huffman | Ohio Coal Association | — | Sep-Dec17 |
| Brooke A Cheney | Ohio Coal Association | — | Sep-Dec17 |
| Kelly C O'Reilly | Ohio Coal Association | — | Sep-Dec17 |
| Matthew S Whitehead | Ohio Coal Association | — | Sep-Dec17 |
| Victor F Hipsley | Ohio Coal Association | — | Sep-Dec17 |
| Andrew Ware | Ohio Department of Natural Resources | — | Sep-Dec17 |
| Bethany McCorkle | Ohio Department of Natural Resources | — | Sep-Dec18 |
| Bradley Bales | Ohio Department of Natural Resources | — | Sep-Dec17 |
| Brock Miskimen | Ohio Department of Natural Resources | — | Sep-Dec17 |
| Frederick Shimp | Ohio Department of Natural Resources | — | Sep-Dec17 |
| Gary Obermiller | Ohio Department of Natural Resources | — | Sep-Dec18 |
| James Zehringer | Ohio Department of Natural Resources | — | Sep-Dec17 |
| Katie Hegarty | Ohio Department of Natural Resources | — | Sep-Dec17 |
| Robert Boyles | Ohio Department of Natural Resources | — | Sep-Dec17 |
| Ryan Frazee | Ohio Department of Natural Resources | — | Sep-Dec17 |
| Thomas Johnston | Ohio Department of Natural Resources | — | Sep-Dec17 |
| Craig Butler | Ohio Environmental Protection Agency | — | Sep-Dec17 |
| Danielle Giannantonio | Ohio Environmental Protection Agency | — | Sep-Dec17 |
| Brian Hickman | Ohio Oil and Gas Association | — | Sep-Dec17 |
| Jeffrey T DeLeone | Ohio Oil and Gas Association | — | Sep-Dec18 |
| Matthew Forney | Ohio Oil and Gas Association | — | Sep-Dec18 |
| Matthew Hammond | Ohio Oil and Gas Association | — | Sep-Dec17 |
| Penny Seipel | Ohio Oil and Gas Association | — | Sep-Dec17 |
| Shawn Bennett | Ohio Oil and Gas Association | — | Sep-Dec17 |
| Thomas E. Stewart | Ohio Oil and Gas Association | — | Sep-Dec17 |
| Thomas Niehaus | Ohio Oil and Gas Association | — | Sep-Dec18 |
| Jeffrey T DeLeone | TC Energy | — | Sep-Dec18 |
| Matthew Forney | TC Energy | — | Sep-Dec18 |