| 1 | Sampson, Lowell | | Oil & Gas Operator | Dec 2001 |
| 2 | Shawmut Production Corporation | Pittsburgh, PA 15219-1913 | Oil & Gas Operator | Jan 2003 |
| 3 | Smith, Carl E Petroleum Inc | Sandyville, WV 25275-0000 | Oil & Gas Operator | Dec 2021 |
| 4 | Southeastern Gas Company | | Oil & Gas Operator | Dec 2019 |
| 5 | Stalnaker Energy Corporation | | Oil & Gas Operator | Dec 2021 |
| 6 | Standard Oil Company, Inc. | Parkesburg, WV 26103 | Oil & Gas Operator | Mar 2022 |
| 7 | Stephen L Satterfield Production Company | Grantsville, WV 26147-0757 | Oil & Gas Operator | Nov 2021 |
| 8 | Stonestreet, Vance | Spencer, WV 25276-0000 | Oil & Gas Operator | Dec 2006 |