| 7501 | Mojac Energy Corp. | Houston, TX 77056 | Oil & Gas Operator | Dec 1997 |
| 7502 | Mojave Operating Company | Midland, TX 79702 | Oil & Gas Operator | Nov 2002 |
| 7503 | Mojave Resources, LLC | New Braunfels, TX 78132 | Oil Operator | Feb 2026 |
| 7504 | Mojo Exploration & Production, LLC | Rockdale, TX 76567 | Oil Operator | Feb 2026 |
| 7505 | Mokan Capital, LLC | Spicewood, TX 78669 | Oil Operator | Feb 2026 |
| 7506 | Molder, Tom | Imperial, TX 79743 | Oil & Gas Operator | Feb 2026 |
| 7507 | Mole Hole Prod. | Bridgeport, TX 76426 | Oil Operator | Feb 2026 |
| 7508 | Moleco, LLC | West Hills, CA 91308 | Oil Operator | Feb 2026 |
| 7509 | Moleo Gas Corp. | San Angelo, TX 76902 | Oil & Gas Operator | Apr 2018 |
| 7510 | Moller, Herbert T. | Wichita Falls, TX 76301 | Oil & Gas Operator | Aug 2003 |
| 7511 | Molly Oil & Gas, LLC | Dallas, TX 75209 | Oil & Gas Operator | Feb 2026 |
| 7512 | Molopo Energy Texas, LLC | Canada, 00100 | Oil & Gas Operator | Jan 2015 |
| 7513 | Molsdorf Ag LLC | McAllen, TX 78503 | Oil Operator | Sep 2013 |
| 7514 | Momentum Energy Corporation | Austin, TX 78746 | Oil & Gas Operator | Feb 2026 |
| 7515 | Momentum Energy, LLC | Midland, TX 79702 | Oil & Gas Operator | Feb 2004 |
| 7516 | Momentum Oil & Gas, LLC | The Woodlands, TX 77382 | Oil & Gas Operator | May 2015 |
| 7517 | Momentum Oil Company | Albany, TX 76430 | Oil & Gas Operator | May 2003 |
| 7518 | Momentum Operating Co., Inc. | Albany, TX 76430 | Oil & Gas Operator | Feb 2026 |
| 7519 | Momentum Production Corp. | Baytown, TX 77521 | Oil & Gas Operator | Feb 2026 |
| 7520 | Mon Corp. | Pampa, TX 79066 | Oil & Gas Operator | Feb 2026 |
| 7521 | Monadnock Resources Op Co, LLC | Dallas, TX 75209 | Oil & Gas Operator | Jan 2021 |
| 7522 | Monadnock Resources, LLC | Addison, TX 75001 | Oil & Gas Operator | May 2020 |
| 7523 | Monarch Operating Company | Graham, TX 76450 | Oil & Gas Operator | Jun 2006 |
| 7524 | Moncrief W A Jr | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2025 |
| 7525 | Moncrief, C. B. | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 2021 |
| 7526 | Mondiale Energy, Inc. | Brownwood, TX 76801 | Oil & Gas Operator | Feb 2026 |
| 7527 | Mondo Operating Company | Kilgore, TX 75663 | Oil & Gas Operator | Feb 2026 |
| 7528 | Monexco LLC | Dallas, TX 75204-2634 | Oil & Gas Operator | Nov 2025 |
| 7529 | Mongoose Energy, LLC | San Antonio, TX 78209 | Oil & Gas Operator | Feb 2026 |
| 7530 | Monitor O&G, L.L.C. | Frisco, TX 75034 | Oil & Gas Operator | Jan 2016 |
| 7531 | Monroe,Eugene R. | Midland, TX 79702 | Oil & Gas Operator | Jul 1999 |
| 7532 | Monsanto Company | Indianapolis, IN 46280 | Oil & Gas Operator | Jan 2005 |
| 7533 | Mont-Land Co. | Graham, TX 76450 | Oil & Gas Operator | Mar 2008 |
| 7534 | Montare Operating, LTD. | Flower Mound, TX 75022 | Oil & Gas Operator | Feb 2026 |
| 7535 | Montclair Energy LLC | Edmond, OK 73034-7291 | Oil & Gas Operator | Dec 2025 |
| 7536 | Montclair Production Company | Austin, TX 78755 | Oil & Gas Operator | Feb 2026 |
| 7537 | Montco Oil & Gas, Inc. | Pampa, TX 79066 | Oil & Gas Operator | May 1999 |
| 7538 | Monterey Resources LLC | Dallas, TX 75230 | Oil & Gas Operator | Oct 2019 |
| 7539 | Montex Drilling Company LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Feb 2026 |
| 7540 | Montex Exploration Company | Houston, TX 77057 | Oil & Gas Operator | Mar 2011 |
| 7541 | Montgomery Petroleum, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Aug 2007 |
| 7542 | Montgomery Royalty | Moran, TX 76464 | Oil & Gas Operator | Feb 2026 |
| 7543 | Montrose Operating LLC | Broken Arrow, OK 74012 | Oil & Gas Operator | Feb 2026 |
| 7544 | Monument Resources, Inc. | Castle Rock, CO 80104 | Oil & Gas Operator | Jun 2012 |
| 7545 | Moody Energy Co. | Canadian, TX 79014 | Oil & Gas Operator | Dec 2004 |
| 7546 | Moody Oil & Gas Co. | Bridgeport, WV 26330-1051 | Oil & Gas Operator | Dec 2004 |
| 7547 | Moody Oil Co. | Pearsall, TX 78061 | Oil & Gas Operator | Feb 2026 |
| 7548 | Moon Operating, Inc. | Longview, TX 75601 | Oil & Gas Operator | Mar 2003 |
| 7549 | Moonlite Oil & Gas Company | Imperial, TX 79743 | Oil & Gas Operator | Feb 2026 |
| 7550 | Moonshine Resources, LLC | Midland, TX 79707 | Oil Operator | Feb 2026 |
| 7551 | Moontower Resources Op, LLC | Austin, TX 78732 | Oil & Gas Operator | Apr 2025 |
| 7552 | Moore & Gilmore | Midland, TX 79701 | Oil & Gas Operator | Oct 2008 |
| 7553 | Moore County Gas Partners, L.P. | Borger, TX 79007 | Gas Operator | Feb 2026 |
| 7554 | Moore Energy Services, LLC | Iowa Park, TX 76367 | Oil Operator | Mar 2024 |
| 7555 | Moore Gas And Oil | Monahans, TX 79756 | Oil Operator | Feb 2026 |
| 7556 | Moore Investment Co. | Abilene, TX 79604 | Oil & Gas Operator | Feb 2026 |
| 7557 | Moore Oil And Gas | Burleson, TX 76028 | Oil & Gas Operator | Feb 2026 |
| 7558 | Moore, J.W. Oil Co | Llano, TX 78643 | Oil Operator | Feb 2026 |
| 7559 | Moore, John D. | Midland, TX 79708 | Oil & Gas Operator | Mar 1995 |
| 7560 | Moore, Kirby | Ozona, TX 76943 | Oil & Gas Operator | Jul 1996 |
| 7561 | Moore, Miles Inc. | Moran, TX 76464 | Oil & Gas Operator | Feb 2026 |
| 7562 | Moore, Stephen Operating | Graham, TX 76450 | Oil & Gas Operator | Jun 2002 |
| 7563 | Mooringsport Energy Prod. Co. | Shreveport, LA 71162 | Oil & Gas Operator | Feb 2026 |
| 7564 | Moose Oil & Gas Co. | Houston, TX 77002 | Oil & Gas Operator | Feb 2000 |
| 7565 | Moose Operating Co., Inc. | Houston, TX 77006 | Oil & Gas Operator | Feb 2026 |
| 7566 | Moran-Lavaca, L.L.C. | Shreveport, LA 71134 | Oil Operator | Feb 2018 |
| 7567 | Moransco Energy Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Feb 2026 |
| 7568 | More Texas Oil | Von Ormy, TX 78073 | Oil & Gas Operator | Feb 2026 |
| 7569 | Morgan Creek Gas Processing Co. | Houston, TX 77027 | Gas Operator | Aug 1998 |
| 7570 | Morgan Creek Production Co., Inc | Westbrook, TX 79565 | Oil & Gas Operator | Feb 2026 |
| 7571 | Morgan Enterprises, Inc. | Houston, TX 77024 | Oil & Gas Operator | Feb 2026 |
| 7572 | Morgan Oil Company | Nacogdoches, TX 75963 | Oil & Gas Operator | May 2006 |
| 7573 | Morgan, C. V. Partnership | Olney, TX 76374 | Oil & Gas Operator | Jan 2009 |
| 7574 | Morgas | Shamrock, TX 79079 | Gas Operator | Nov 1994 |
| 7575 | Moriah Operating,LLC | Midland, TX 79701 | Oil & Gas Operator | Feb 2026 |
| 7576 | Moriah Resources, Inc. | Midland, TX 79704 | Oil & Gas Operator | Mar 2008 |
| 7577 | Mormar Family Holdings, L.L.C. | Ranger, TX 76470 | Oil & Gas Operator | Feb 2026 |
| 7578 | Morningstar Gas, Inc. | Las Vegas, NV 89117 | Gas Operator | Feb 2026 |
| 7579 | Morningstar Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Feb 2026 |
| 7580 | Morningstar Partners, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2022 |
| 7581 | Morred, Inc. | Borger, TX 79007 | Oil & Gas Operator | Feb 2026 |
| 7582 | Morrell, W. R. | Albany, TX 76430 | Oil & Gas Operator | Feb 2026 |
| 7583 | Morris Operating Co | Lovington, NM 88260 | Oil & Gas Operator | Feb 2026 |
| 7584 | Morris R. Greenhaw Oil&Gas, Inc | Desdemona, TX 76445 | Oil & Gas Operator | Feb 2026 |
| 7585 | Morris, W. Dale Inc. | Mineral Wells, TX 76068 | Oil & Gas Operator | Feb 2026 |
| 7586 | Morrison DRLG. & Prod. Co., Inc. | Abilene, TX 79606 | Oil & Gas Operator | Nov 2008 |
| 7587 | Morrow Resources, Inc. | San Angelo, TX 76904 | Oil & Gas Operator | Oct 2004 |
| 7588 | Morrow, Anthony | Albany, TX 76430 | Oil & Gas Operator | Feb 2026 |
| 7589 | Morsey Oil & Gas Corporation | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Feb 2026 |
| 7590 | Mortimer Exploration Company | San Antonio, TX 78209 | Oil & Gas Operator | Sep 2003 |
| 7591 | Mortimer Production Company | San Antonio, TX 78209 | Oil & Gas Operator | Feb 2026 |
| 7592 | Morton Valley Oil & Gas, Inc. | Dallas, TX 75222 | Oil & Gas Operator | Jun 2007 |
| 7593 | Morton, J. V. Oil Co. | Iowa Park, TX 76367 | Oil & Gas Operator | Nov 1999 |
| 7594 | Mosaic Midland LLC | Dallas, TX 75367 | Oil Operator | Feb 2026 |
| 7595 | Mosaic Oil LLC | Dallas, TX 75205 | Oil & Gas Operator | Feb 2026 |
| 7596 | Mosaic Pecos LLC | Dallas, TX 75367 | Oil Operator | Feb 2026 |
| 7597 | Mosaic Texas LLC | Dallas, TX 75205 | Oil & Gas Operator | Feb 2026 |
| 7598 | Mosbacher Energy Company | Houston, TX 77002 | Oil & Gas Operator | Feb 2026 |
| 7599 | Moseley, J. T. | Temple, TX 76502 | Oil & Gas Operator | Sep 2008 |
| 7600 | Moses, Tom | Beaumont, TX 77702 | Oil Operator | Feb 2026 |