| 1 | J & S Of Enid Inc | Enid, OK 73701 | Oil & Gas Operator | Jul 2019 |
| 2 | J B Energy, Inc. | Denton, TX 76206 | Oil & Gas Operator | Aug 2018 |
| 3 | J-Brex Company | Amarillo, TX 79101 | Oil & Gas Operator | Mar 2025 |
| 4 | J-W Operating Company | Christoval, TX 76935 | Oil & Gas Operator | Mar 2025 |
| 5 | Jackson L B Production Co | Tulsa, OK 74193-0001 | Oil & Gas Operator | Aug 2013 |
| 6 | January Investments LLC | Norman, OK 73069-8224 | Oil & Gas Operator | Dec 2024 |
| 7 | JCR, Jr - Operating, Inc. | Amarillo, TX 79114 | Oil & Gas Operator | Apr 2022 |
| 8 | JCT #1 LTD | Fairview, OK 73737-9614 | Oil Operator | Sep 2006 |
| 9 | Jebito Farm LLC | Oklahoma City, OK 73162-6249 | Oil & Gas Operator | Nov 2024 |
| 10 | Jeda Kini Production Co LLC | Hays, KS 67601-3659 | Oil & Gas Operator | Mar 2008 |
| 11 | Jerry Sanner Oil Properties Inc | Enid, OK 73701 | Oil & Gas Operator | Dec 2024 |
| 12 | Jet Oil Co12/Ofb See 18649 | | Oil & Gas Operator | Jul 2007 |
| 13 | Jhatco Inc | Enid, OK 73701 | Oil & Gas Operator | Dec 2024 |
| 14 | Jico Exploration Inc | Oklahoma City, OK 73118 | Oil & Gas Operator | Nov 2004 |
| 15 | JKB Resources LLC | Stigler, OK 74462 | Oil & Gas Operator | Nov 2024 |
| 16 | JN Production LLP | Guthrie, OK 73028 | Oil & Gas Operator | Nov 2024 |
| 17 | Jobe Oil & Gas | Comanche, OK 73529-0244 | Oil & Gas Operator | Nov 2024 |
| 18 | Johnson E Lyle | Oklahoma City, OK 73142 | Oil & Gas Operator | Nov 2024 |
| 19 | Jolen Operating Company | Oklahoma City, OK 73102 | Oil & Gas Operator | Nov 2024 |
| 20 | Jones & Pellow Oil Co | Oklahoma City, OK 73118-1115 | Oil & Gas Operator | Feb 2015 |
| 21 | Jones Energy LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Nov 2024 |