| 201 | Ritchie Petroleum Corporation, Inc. | Pennsboro, WV 26415-0000 | Oil & Gas Operator | Dec 2021 |
| 202 | Ross & Wharton Gas Co Inc | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 203 | Sampson, Lowell | | Oil & Gas Operator | Dec 2001 |
| 204 | Sardis Gas, LLC | Mineral Wells, WV 26150 | Oil & Gas Operator | Dec 2024 |
| 205 | Schultz Run Gas Company | | Oil & Gas Operator | Dec 2021 |
| 206 | Sears Resources, LLC | | Oil & Gas Operator | Dec 2021 |
| 207 | Shale Service, Inc. | | Oil & Gas Operator | Apr 2019 |
| 208 | Smith, Walter E | Grantsville, WV 26147-0000 | Oil & Gas Operator | Dec 2021 |
| 209 | Solomon Production Corporation | Pullman, WV 26421-0003 | Oil & Gas Operator | Dec 2021 |
| 210 | Southern Triangle Oil | | Oil & Gas Operator | Dec 2000 |
| 211 | Spencer Enterprises Dba Hugh Spencer | Smithburg, WV 26436-0000 | Oil & Gas Operator | Dec 2021 |
| 212 | Stalnaker Energy Corporation | | Oil & Gas Operator | Dec 2021 |
| 213 | Stalnaker, William K | | Oil & Gas Operator | Dec 2008 |
| 214 | Standard Oil Company, Inc. | Parkesburg, WV 26103 | Oil & Gas Operator | Mar 2022 |
| 215 | Stephen L Satterfield Production Company | Grantsville, WV 26147-0757 | Oil & Gas Operator | Nov 2021 |
| 216 | Strategic Well Holdings, Inc. | | Oil & Gas Operator | Dec 2020 |
| 217 | Subsurface Energy, Inc. | | Oil & Gas Operator | Oct 2015 |
| 218 | Sugar Rock Incorporated | | Oil & Gas Operator | Dec 2021 |
| 219 | Swift Energy Company | Houston, TX 77060 | Oil & Gas Operator | Mar 2021 |
| 220 | Syndex Resources, Inc. | Wellesley, MA 02181-000 | Oil & Gas Operator | Dec 2021 |
| 221 | Tapo Energy, LLC | West Union, WV 26456 | Oil & Gas Operator | Dec 2021 |
| 222 | Targa Development, Inc. | Clarksburg, WV 26301-0000 | Oil & Gas Operator | Dec 2021 |
| 223 | Ten A Coal Company | Bridgeport, WV 26330 | Oil & Gas Operator | Dec 2020 |
| 224 | Tender Equity Corporation | Marietta, OH 45750 | Oil & Gas Operator | Dec 2007 |
| 225 | Tenmile Land Limited Liability Company | Bridgeport, WV 26330 | Oil & Gas Operator | Dec 2021 |
| 226 | Term Energy Corp. | Harrisville, WV 26362-0000 | Oil & Gas Operator | Dec 2021 |
| 227 | The Glass Development Company | St. Marys, WV 26170-0000 | Oil & Gas Operator | Dec 2021 |
| 228 | TNG, Inc. | | Oil & Gas Operator | Dec 1996 |
| 229 | Tower Drilling Corporation | | Oil & Gas Operator | Dec 2021 |
| 230 | Tri-County Oil & Gas, Inc. | Fairmont, WV 26555-0000 | Oil & Gas Operator | Dec 2019 |
| 231 | Triad Energy, Inc. | Oklahoma City, OK 73105-1401 | Oil & Gas Operator | Mar 2026 |
| 232 | Triad Hunter, LLC | Spring, TX 77389 | Oil & Gas Operator | Dec 2021 |
| 233 | Triad Resources Inc | Spring, TX 77389 | Oil & Gas Operator | Dec 2020 |
| 234 | Trio Petroleum Corp. | Glenville, WV 26351-0880 | Oil & Gas Operator | Jul 2016 |
| 235 | Umc Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 236 | United Operating Company | Olney, TX 76374 | Oil & Gas Operator | Aug 2003 |
| 237 | United Petro LTD. | | Oil & Gas Operator | Dec 2018 |
| 238 | Viking International Resources Co., Inc. | | Oil & Gas Operator | Dec 2020 |
| 239 | W. E. B. Well Tending Service, Inc. | Vienna, WV 26105 | Oil & Gas Operator | Nov 2011 |
| 240 | Welch Oil & Gas Company | Parkersburg, WV 26104 | Oil & Gas Operator | Jun 2013 |
| 241 | Whitnam Oil & Gas Corp. | Glenville, WV 26351 | Oil & Gas Operator | Dec 2009 |
| 242 | Williams Well Surveys Inc. | | Oil & Gas Operator | Dec 1996 |
| 243 | Willow Run Corporation | | Oil & Gas Operator | Dec 2021 |
| 244 | WV Wells, LTD | | Oil & Gas Operator | Nov 2021 |
| 245 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Jun 2026 |
| 246 | Zickefoose, R. L. And W.F. | Burgettstown, PA 15021 | Oil & Gas Operator | Dec 2021 |