| 1 | J & F Oil & Gas Company | Yale, OK 74085-0311 | Oil & Gas Operator | Feb 2004 |
| 2 | J & J Jackson Oil & Gas Inc | Centerview, MO 64019 | Oil Operator | Feb 2026 |
| 3 | J & J Production Company LLC | Okemah, OK 74859 | Oil & Gas Operator | Mar 2026 |
| 4 | J & M Oil Co | Overland PK, KS 66209 | Oil & Gas Operator | Feb 2026 |
| 5 | J & M Well Service & Trucking Inc | Bristow, OK 74010-2399 | Oil & Gas Operator | Feb 2026 |
| 6 | J & T Operating Inc | Norman, OK 73070-1736 | Oil & Gas Operator | Feb 2012 |
| 7 | J & T Resources Inc | Oologah, OK 74053-0249 | Oil Operator | Aug 2013 |
| 8 | J A Marrs Oil Company Inc | Drumright, OK 74030 | Oil & Gas Operator | Aug 2024 |
| 9 | J D Operating Company | Tulsa, OK 74105 | Oil & Gas Operator | Jun 2005 |
| 10 | J I Staley Co LLC | Okmulgee, OK 74447 | Oil & Gas Operator | Jan 2026 |
| 11 | J T Oil & Gas LLC | Sapulpa, OK 74066-9718 | Oil Operator | Nov 2024 |
| 12 | J.D. Pittman Operating LLC | Edmond, OK 73025 | Oil & Gas Operator | Feb 2026 |
| 13 | J.R. Oil Company | Houston, TX 77007 | Oil & Gas Operator | Jul 2019 |
| 14 | Jac-Mac Energy Corporation | Oklahoma City, OK 73170 | Oil & Gas Operator | Jan 2026 |
| 15 | Jackson L B Production Co | Tulsa, OK 74193-0001 | Oil & Gas Operator | Aug 2013 |
| 16 | Jacobs Jean | Hurdle Mills, NC 27541 | Oil & Gas Operator | May 2013 |
| 17 | James Johnny | Sapulpa, OK 74066 | Oil & Gas Operator | Feb 2026 |
| 18 | James Raymond L | Sapulpa, OK 74066-8785 | Oil & Gas Operator | Feb 2026 |
| 19 | Jason Petroleum Corporation | Tulsa, OK 74170-0622 | Oil & Gas Operator | Dec 1998 |
| 20 | Jasper Oil LLC | Bristow, OK 74010-3907 | Oil & Gas Operator | Feb 2026 |
| 21 | Jay Development Corporation | Dallas, TX 75420 | Oil & Gas Operator | Jun 1992 |
| 22 | Jay Energy Corporation | Dallas, TX 75240 | Oil & Gas Operator | Jan 2007 |
| 23 | JCN Petroleum Corporation | Edmond, OK 73083-3357 | Oil & Gas Operator | Jun 2004 |
| 24 | Jeanie Oil Inc | Drumright, OK 74023 | Oil & Gas Operator | Feb 1999 |
| 25 | Jec Operating LLC | Oklahoma City, OK 73114-2717 | Oil & Gas Operator | Feb 2026 |
| 26 | Jenkins Walter D | Oklahoma City, OK 73156-1022 | Oil & Gas Operator | Mar 2011 |
| 27 | Jericho Exploration | Weleetka, OK 74880-0704 | Oil & Gas Operator | Feb 2026 |
| 28 | Jewell Consulting Inc | Bixby, OK 74008 | Oil & Gas Operator | Dec 2022 |
| 29 | Jimgas Inc | Magnolia, TX 77355 | Oil & Gas Operator | May 2016 |
| 30 | JMC Exploration Inc | Dallas, TX 75225-5803 | Gas Operator | Jan 2007 |
| 31 | Johnson Exploration Company | Oklahoma City, OK 73102-7008 | Oil & Gas Operator | Jun 2015 |
| 32 | Johnson Exploration Inc | Sapulpa, OK 74067-0289 | Oil & Gas Operator | Feb 2002 |
| 33 | Joie Oil & Gas Inc | Sapulpa, OK 74067 | Oil & Gas Operator | Dec 1998 |
| 34 | Jones Oil Company | Ardmore, OK 73402-1389 | Oil & Gas Operator | Aug 2022 |
| 35 | Jones Raymond H Family Trust | Drumright, OK 74030-1204 | Oil & Gas Operator | Mar 2023 |
| 36 | Jones Tank Trucks Inc | Cushing, OK 74023-8947 | Oil & Gas Operator | Dec 2000 |
| 37 | Jones, L. E. Production Co. | Duncan, OK 73534 | Oil & Gas Operator | Jul 2014 |
| 38 | Jovian Petroleum Corporation | Houston, TX 77024 | Oil & Gas Operator | Jan 2016 |
| 39 | JSD Resources Corporation | Barnsdall, OK 74002-3272 | Oil & Gas Operator | Jan 2026 |
| 40 | Juno Operating Company II LLC | Plano, TX 75093 | Oil & Gas Operator | Sep 2018 |
| 41 | Jva Operating Company | Midland, TX 79710 | Oil & Gas Operator | Oct 2021 |