| 5501 | Jackson, Neil A. | Snyder, TX 79549 | Oil & Gas Operator | Dec 1993 |
| 5502 | Jaco Oil & Gas | Borger, TX 79008 | Oil & Gas Operator | Oct 2025 |
| 5503 | Jaco Oil & Gas Co. | Dallas, TX 75206 | Oil & Gas Operator | Apr 1998 |
| 5504 | Jaco Production Company | Bakersfield, CA 93380 | Oil Operator | Jul 2025 |
| 5505 | Jaco, Troy Inc. | Sherman, TX 75091 | Oil & Gas Operator | Oct 2025 |
| 5506 | Jacobi-Johnson Energy, Inc. | Tyler, TX 75711 | Oil & Gas Operator | Dec 1998 |
| 5507 | Jacobs, C. E., Co. | Albany, TX 76430 | Oil & Gas Operator | Sep 2022 |
| 5508 | Jad Oil, Inc. | Hallettsville, TX 77964 | Oil & Gas Operator | Oct 2025 |
| 5509 | Jade Enterprises, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Oct 2025 |
| 5510 | Jag Operating, L.L.C. | Shreveport, LA 71101 | Oil & Gas Operator | Apr 2019 |
| 5511 | Jag Petroleum LLC | Houston, TX 77058 | Oil Operator | Nov 2009 |
| 5512 | Jagged Peak Energy LLC | Oklahoma City, OK 73126 | Oil & Gas Operator | Oct 2025 |
| 5513 | Jaid Energy, LLC | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 5514 | Jalapeno Corporation | Albuquerque, NM 87103 | Oil & Gas Operator | Dec 2023 |
| 5515 | Jalapeno Operating Company, LLC | Plntersville, TX 77363 | Oil Operator | Oct 2025 |
| 5516 | Jamco Oil | Somerset, TX 78069 | Oil Operator | Oct 2025 |
| 5517 | James Energy Corporation | Houston, TX 77227 | Oil & Gas Operator | Jan 1996 |
| 5518 | James Operating | Iowa Park, TX 76367 | Oil & Gas Operator | Oct 2025 |
| 5519 | James, Deryl | Nocona, TX 76255 | Oil & Gas Operator | Oct 2025 |
| 5520 | James, J. W. | Somerset, TX 78069 | Oil & Gas Operator | Aug 2004 |
| 5521 | Jamex II LTD., L.L.P. | Dallas, TX 75252 | Oil & Gas Operator | Sep 2002 |
| 5522 | Jamex, Inc. | Lewisville, TX 75067 | Oil & Gas Operator | Oct 2025 |
| 5523 | Jan Oil Company | Oklahoma City, OK 73156 | Oil & Gas Operator | May 2006 |
| 5524 | Jandar Exploration | Henderson, TX 75653 | Oil & Gas Operator | Dec 1994 |
| 5525 | Jandar Exploration, L. C. | Tyler, TX 75703 | Oil & Gas Operator | Oct 2025 |
| 5526 | Janex Oil Co., Inc. | Dallas, TX 75219 | Oil & Gas Operator | Jun 2005 |
| 5527 | Janssen, Nelson | Victoria, TX 77904 | Oil & Gas Operator | Oct 2025 |
| 5528 | Janssen, Wayne Allen | Runge, TX 78151 | Oil & Gas Operator | May 2010 |
| 5529 | Jap Oil Corporation | Levelland, TX 79336 | Oil & Gas Operator | May 1994 |
| 5530 | Jaraco Energy | Cross Plains, TX 76443 | Oil & Gas Operator | Jun 2005 |
| 5531 | Jarutowicz Oil Company | Floresville, TX 78114 | Oil & Gas Operator | Oct 2025 |
| 5532 | Jasmar Oil Co. | Levelland, TX 79336 | Oil & Gas Operator | Mar 2008 |
| 5533 | Jasper Energy, Incorporated | Decatur, TX 76234 | Oil Operator | Oct 2025 |
| 5534 | Jasper Operating Company | Dallas, TX 75206 | Oil & Gas Operator | Jun 2002 |
| 5535 | Jasper Resources, Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 1996 |
| 5536 | Jatam Inc. | Sterling City, TX 76951 | Oil & Gas Operator | Oct 2025 |
| 5537 | Jaten Oil Co. | Amarillo, TX 79105 | Oil & Gas Operator | Apr 1993 |
| 5538 | Javelin Energy Partners Management, LLC | Irving, TX 75038 | Oil & Gas Operator | Oct 2025 |
| 5539 | Jaw Oil Co. | Amarillo, TX 79101 | Oil & Gas Operator | Jan 1997 |
| 5540 | Jaxploration Company L.C. | Andrews, TX 79714 | Oil & Gas Operator | Dec 1995 |
| 5541 | Jay Dee Oil | Garland, TX 75041 | Oil & Gas Operator | Oct 2025 |
| 5542 | Jay Management Company LLC | Houston, TX 77057 | Oil & Gas Operator | Oct 2025 |
| 5543 | Jay Resources Corporation | Houston, TX 77010 | Oil & Gas Operator | Feb 1998 |
| 5544 | Jay-Dee Operating Company | Corpus Chrsti, TX 78413 | Oil & Gas Operator | Aug 2000 |
| 5545 | Jaybird Resources, LLC | Cuero, TX 77954 | Oil Operator | Oct 2025 |
| 5546 | JB Oil & Gas Well Service | Dilley, TX 78017 | Oil & Gas Operator | Oct 2025 |
| 5547 | JB Production Company | Denton, TX 76202 | Oil & Gas Operator | Jul 2004 |
| 5548 | JB Production LLC | Benbrook, TX 76126 | Oil Operator | Jun 2024 |
| 5549 | JC Bear Operating LLC | Corpus Chrsti, TX 78414 | Oil & Gas Operator | Oct 2025 |
| 5550 | JC Enterprises | Andrews, TX 79714 | Oil & Gas Operator | Jun 2012 |
| 5551 | Jca Oil Co. | Houston, TX 77035 | Oil Operator | Oct 2025 |
| 5552 | JCB II Enterprises LLC | Perryton, TX 79070 | Oil & Gas Operator | Jun 2023 |
| 5553 | JCC Energy, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Oct 2025 |
| 5554 | JCR, Jr - Operating, Inc. | Amarillo, TX 79114 | Oil & Gas Operator | Apr 2022 |
| 5555 | JCS Company | Graham, TX 76450 | Oil & Gas Operator | May 2001 |
| 5556 | JD Oil Company | Longview, TX 75605 | Oil & Gas Operator | Sep 2014 |
| 5557 | JD Operating | Eastland, TX 76448 | Oil & Gas Operator | Oct 2025 |
| 5558 | JD Production Co | Waco, TX 76702 | Oil & Gas Operator | Dec 2009 |
| 5559 | Jda Energy, LLC | Pasadena, TX 77505 | Oil & Gas Operator | Oct 2025 |
| 5560 | JDL Operating, LLC | Holliday, TX 76366 | Oil & Gas Operator | Oct 2025 |
| 5561 | Je Energy Partners, LLC | Alice, TX 78333 | Oil Operator | Oct 2025 |
| 5562 | Jeems Bayou Production Corp. | Oil City, LA 71061 | Oil & Gas Operator | Oct 2025 |
| 5563 | Jeff Dooley Operating, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Oct 2025 |
| 5564 | Jeffcoat Production Company Inc. | Spurger, TX 77660 | Oil & Gas Operator | Oct 2024 |
| 5565 | Jeffers & Bolinger | Burkburnett, TX 76354 | Oil & Gas Operator | Sep 1995 |
| 5566 | Jeffers Drilling Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Feb 2001 |
| 5567 | Jefferson Block 24 Oil & Gas LLC | Dallas, TX 75287 | Oil & Gas Operator | Oct 2025 |
| 5568 | Jena Operating Company, Inc. | Dallas, TX 75367 | Oil & Gas Operator | May 2007 |
| 5569 | Jenco Petroleum Corporation | The Woodlands, TX 77380 | Oil Operator | Oct 2025 |
| 5570 | Jenex Operating Company Of Texas | Denver, CO 80209 | Oil & Gas Operator | Aug 2003 |
| 5571 | Jenex Petroleum Corporation | The Woodlands, TX 77380 | Oil & Gas Operator | Oct 2025 |
| 5572 | Jenkins Oil Corporation | Hankamer, TX 77560 | Oil & Gas Operator | Mar 2008 |
| 5573 | Jenkins, R. D. | Rockdale, TX 76567 | Oil & Gas Operator | Oct 2025 |
| 5574 | Jenn Oil | Albany, TX 76430 | Oil & Gas Operator | Oct 2025 |
| 5575 | Jennings Exploration Company | Beeville, TX 78102 | Oil & Gas Operator | Feb 2024 |
| 5576 | Jericho Energy, Inc | Lipan, TX 76462 | Gas Operator | Oct 2025 |
| 5577 | Jerry Barnett & Son | Graham, TX 76450 | Oil Operator | Sep 2024 |
| 5578 | Jerry Hess Operating Company | Muenster, TX 76252 | Oil Operator | Dec 2008 |
| 5579 | Jess Energy Company | Tyler, TX 75710 | Oil & Gas Operator | Sep 1997 |
| 5580 | Jesus Maria Corporation | San Antonio, TX 78216 | Oil Operator | Oct 2025 |
| 5581 | Jeswood Productions, LLC | Denton, TX 76206 | Oil & Gas Operator | Oct 2025 |
| 5582 | Jet Black Oil, Inc. | Katy, TX 77494 | Oil Operator | Oct 2025 |
| 5583 | Jet Oil Producers | Coldspring, TX 77331 | Oil & Gas Operator | Mar 2008 |
| 5584 | Jet Oil Producers, Inc. | Coldspring, TX 77331 | Oil & Gas Operator | Oct 2025 |
| 5585 | Jet Production Company | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2002 |
| 5586 | Jet-Star Co. | Gainesville, TX 76240 | Oil & Gas Operator | Oct 2025 |
| 5587 | Jet-Tex Oil & Gas, LLC | Rockdale, TX 76567 | Oil Operator | Oct 2025 |
| 5588 | Jetco Exploration | Victoria, TX 77903 | Oil & Gas Operator | May 2007 |
| 5589 | Jeter Drilling Production | Del Rio, TX 78840 | Oil & Gas Operator | Oct 2025 |
| 5590 | Jetta Operating Company Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2025 |
| 5591 | Jetta Permian, LP | Midland, TX 79701 | Oil & Gas Operator | Jun 2021 |
| 5592 | JF Trust | Wichita Falls, TX 76301 | Oil & Gas Operator | Jul 2024 |
| 5593 | JFC Construction LLC | East Bernard, TX 77435 | Oil Operator | Oct 2025 |
| 5594 | JGC Oil Co. | Austin, TX 78732 | Oil & Gas Operator | Oct 2025 |
| 5595 | JHP Operating, LLC | Dallas, TX 75225 | Oil & Gas Operator | Oct 2025 |
| 5596 | JHS Energy, Inc | Denver, CO 80222 | Oil & Gas Operator | Jun 2025 |
| 5597 | JHS Oilfield Services LLC | Dallas, TX 75206 | Oil Operator | Oct 2025 |
| 5598 | Ji Energy LLC | Midland, TX 79707 | Gas Operator | Oct 2025 |
| 5599 | Jiahe Energy, LLC | Katy, TX 77450 | Gas Operator | Oct 2025 |
| 5600 | Jil Oil Corp. | San Antonio, TX 78279 | Oil & Gas Operator | Oct 2025 |