| American Consolidated Natural Resources | — | May-Aug19 |
| Michael T Carey | American Consolidated Natural Resources | — | May-Aug19 |
| American Petroleum Institute - API Ohio | — | May-Aug19 |
| Brock Miskimen | American Petroleum Institute - API Ohio | — | Jan-Apr19 |
| Christian B. Zeigler | American Petroleum Institute - API Ohio | — | May-Aug19 |
| Christina Polesovsky | American Petroleum Institute - API Ohio | — | May-Aug19 |
| Christopher N Slagle | American Petroleum Institute - API Ohio | — | Jan-Apr19 |
| Claire Linkhart | American Petroleum Institute - API Ohio | — | May-Aug19 |
| Gregory J Lestini | American Petroleum Institute - API Ohio | — | Jan-Apr19 |
| Matt Koppitch | American Petroleum Institute - API Ohio | — | Jan-Apr19 |
| Antero Resources | — | Sep-Dec19 |
| Jim Samuel | Antero Resources | — | Sep-Dec19 |
| Attorney General's Office | — | May-Aug20 |
| CNX Resources | — | Sep-Dec19 |
| M Patrick McCune | CNX Resources | — | Sep-Dec19 |
| Jackie Stewart | Encino Energy | — | Sep-Dec19 |
| Kevin R Schmidt | Encino Energy | — | Sep-Dec19 |
| Exxon Mobil Corporation | — | Jan-Apr19 |
| Courtney Saunders | Exxon Mobil Corporation | — | Jan-Apr19 |
| Daniel P Leite | Exxon Mobil Corporation | — | Jan-Apr19 |
| Holly Hannold | Exxon Mobil Corporation | — | Sep-Dec19 |
| Kurt L Leib | Exxon Mobil Corporation | — | Jan-Apr19 |
| Robert N Eshenbaugh, Jr | Exxon Mobil Corporation | — | Jan-Apr19 |
| Gulfport Energy Corporation | — | Jan-Apr19 |
| Michael W Wise | Gulfport Energy Corporation | — | Jan-Apr19 |
| Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr19 |
| Courtney Saunders | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr19 |
| Daniel P Leite | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr19 |
| David Blatnik | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr19 |
| Kurt L Leib | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr19 |
| Robert N Eshenbaugh, Jr | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | Jan-Apr19 |
| Ohio Chamber of Commerce | — | Sep-Dec19 |
| Stephanie Kromer | Ohio Chamber of Commerce | — | Sep-Dec19 |
| Ohio Coal Association | — | May-Aug19 |
| Andrew Huffman | Ohio Coal Association | — | May-Aug19 |
| Brooke A Cheney | Ohio Coal Association | — | May-Aug19 |
| Kelly C O'Reilly | Ohio Coal Association | — | May-Aug19 |
| Matthew S Whitehead | Ohio Coal Association | — | May-Aug19 |
| Victor F Hipsley | Ohio Coal Association | — | May-Aug19 |
| Ohio Department of Natural Resources | — | Jan-Apr19 |
| Damian Sikora | Ohio Department of Natural Resources | — | Jan-Apr19 |
| Danielle Vandegriff | Ohio Department of Natural Resources | — | Jan-Apr19 |
| Ethan Zucal | Ohio Department of Natural Resources | — | Sep-Dec19 |
| Ryan Frazee | Ohio Department of Natural Resources | — | Jan-Apr19 |
| Sarah Spence | Ohio Department of Natural Resources | — | Jan-Apr19 |
| Ohio Farm Bureau Federation, Inc. | — | May-Aug19 |
| Adam Sharp | Ohio Farm Bureau Federation, Inc. | — | May-Aug19 |
| Anthony Seegers | Ohio Farm Bureau Federation, Inc. | — | May-Aug19 |
| Brandon Kern | Ohio Farm Bureau Federation, Inc. | — | Sep-Dec20 |
| Jack Irvin | Ohio Farm Bureau Federation, Inc. | — | May-Aug19 |
| Jenna Reese | Ohio Farm Bureau Federation, Inc. | — | May-Aug19 |
| Leah Curtis | Ohio Farm Bureau Federation, Inc. | — | May-Aug19 |
| Yvonne C Lesicko | Ohio Farm Bureau Federation, Inc. | — | May-Aug19 |
| Ohio Oil and Gas Association | — | Jan-Apr19 |
| Brian Hickman | Ohio Oil and Gas Association | — | Jan-Apr19 |
| Matthew Hammond | Ohio Oil and Gas Association | — | Jan-Apr19 |
| Penny Seipel | Ohio Oil and Gas Association | — | Jan-Apr19 |
| Thomas E. Stewart | Ohio Oil and Gas Association | — | Jan-Apr19 |
| Ohio State Bar Association | — | May-Aug19 |
| Scott Lundregan | Ohio State Bar Association | — | Sep-Dec19 |
| Thomas Book | Ohio State Bar Association | — | Sep-Dec19 |
| Andrew Huffman | Ohio Township Association | — | Jan-Apr19 |
| Kelly C O'Reilly | Ohio Township Association | — | Jan-Apr19 |
| Victor F Hipsley | Ohio Township Association | — | Jan-Apr19 |