| 1 | J B Hulet | | Oil & Gas Operator | Aug 2013 |
| 2 | J Hurd Oil LLC | | Oil Operator | Jul 2025 |
| 3 | J Petroleum, Inc. | San Antonio, TX 78247 | Oil & Gas Operator | Aug 2003 |
| 4 | J. C. Oil Company | Odessa, TX 79766 | Oil & Gas Operator | Mar 2015 |
| 5 | Jaco, Troy Inc. | Sherman, TX 75091 | Oil & Gas Operator | Dec 2025 |
| 6 | Jaed Oil Production Co Inc | Arkansas City, KS 67005-0902 | Oil & Gas Operator | Mar 2015 |
| 7 | James Oil Company | Compton, CA 90221-4399 | Oil & Gas Operator | Nov 2008 |
| 8 | James Raymond L | Sapulpa, OK 74066-8785 | Oil & Gas Operator | Sep 2025 |
| 9 | Jay B Harden | | Oil Operator | Aug 2025 |
| 10 | Jay Management Company LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 2025 |
| 11 | Jay Petroleum Inc | Oklahoma City, OK 73154-0526 | Oil & Gas Operator | Mar 2019 |
| 12 | JBD Oklahoma, L.L.C. | | Oil & Gas Operator | Aug 2025 |
| 13 | Jeffries Pumping Service Inc | Guthrie, OK 73044-8761 | Oil & Gas Operator | Aug 2025 |
| 14 | Jenkins Charles L | Edmond, OK 73083-3610 | Oil Operator | Jul 1996 |
| 15 | Jesse T Hough Dba Box L Operating | Hominy, OK 74035 | Oil Operator | Aug 2025 |
| 16 | Jireh Resources LLC | Tulsa, OK 74170-1230 | Oil Operator | Aug 2025 |
| 17 | Jones And Buck Development LLC | Sedan, KS 67361 | Oil & Gas Operator | Sep 2025 |
| 18 | Jones Jr Lee R | Sedan, KS 67361 | Oil & Gas Operator | Jun 2008 |
| 19 | Jones Michael | Pawhuska, OK 74056 | Oil Operator | Jan 1995 |
| 20 | Jones, Bobby E | | Oil Operator | Nov 2005 |
| 21 | Jovian Petroleum Corporation | Houston, TX 77024 | Oil & Gas Operator | Jan 2016 |
| 22 | JSD Resources Corporation | Barnsdall, OK 74002-3272 | Oil & Gas Operator | Jul 2025 |