| 101 | Ramsey Associated Petroleum, Inc. | Glenville, WV 26351-0090 | Oil & Gas Operator | Dec 2021 |
| 102 | Reed Gas Inc. | Charleston, WV 25301-0000 | Oil & Gas Operator | Dec 2021 |
| 103 | Ritchie Petroleum Corporation, Inc. | Pennsboro, WV 26415-0000 | Oil & Gas Operator | Dec 2021 |
| 104 | Rogers & Son | | Oil & Gas Operator | Dec 2008 |
| 105 | Ross & Wharton Gas Co Inc | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 106 | Ross, Mike Inc. | Coalton, WV 26257 | Oil & Gas Operator | Dec 2021 |
| 107 | Rouzer Oil Company | Spencer, WV 25276 | Oil & Gas Operator | Dec 2021 |
| 108 | Royal Resources Corporation | | Oil & Gas Operator | Dec 2008 |
| 109 | S & R Gas Ventures LTD. | Sand Fork, WV 26430-0172 | Oil & Gas Operator | Dec 2020 |
| 110 | Slaughter, Norman C. | | Oil & Gas Operator | Dec 2012 |
| 111 | Stalnaker, William K | | Oil & Gas Operator | Dec 2008 |
| 112 | Standard Oil Company, Inc. | Parkesburg, WV 26103 | Oil & Gas Operator | Mar 2022 |
| 113 | Stephen L Satterfield Production Company | Grantsville, WV 26147-0757 | Oil & Gas Operator | Nov 2021 |
| 114 | Stonestreet, Vance | Spencer, WV 25276-0000 | Oil & Gas Operator | Dec 2006 |
| 115 | Sugar Rock Incorporated | | Oil & Gas Operator | Dec 2021 |
| 116 | Swift Energy Company | Houston, TX 77060 | Oil & Gas Operator | Mar 2021 |
| 117 | Tate Gas Company | Glenville, WV 26351-0000 | Oil & Gas Operator | Dec 2021 |
| 118 | Tri-County Oil & Gas, Inc. | Fairmont, WV 26555-0000 | Oil & Gas Operator | Dec 2019 |
| 119 | Trio Petroleum Corp. | Glenville, WV 26351-0880 | Oil & Gas Operator | Jul 2016 |
| 120 | United Operating Co. | Olney, TX 76374 | Oil & Gas Operator | Aug 2003 |
| 121 | Waco Oil & Gas Co., Inc. | Glenville, WV 26351-0397 | Oil & Gas Operator | Dec 2021 |
| 122 | Warren Drilling Co | Dexter City, OH 45727 | Oil & Gas Operator | Dec 2023 |
| 123 | Weyerhaeuser Company | Crossett, AR 71635 | Oil & Gas Operator | Sep 1994 |
| 124 | Willow Run Corporation | | Oil & Gas Operator | Dec 2021 |
| 125 | Witco Corporation | Newark, OH 43055 | Oil & Gas Operator | Dec 1995 |