| 7301 | Moransco Energy Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2026 |
| 7302 | More Texas Oil | Von Ormy, TX 78073 | Oil & Gas Operator | Jun 2026 |
| 7303 | Morgan Creek Production Co., Inc | Westbrook, TX 79565 | Oil & Gas Operator | Jun 2026 |
| 7304 | Morgan Enterprises, Inc. | Houston, TX 77024 | Oil & Gas Operator | Jun 2026 |
| 7305 | Morgan Oil Company | Nacogdoches, TX 75963 | Oil & Gas Operator | May 2006 |
| 7306 | Morgan, C. V. Partnership | Olney, TX 76374 | Oil & Gas Operator | Jan 2009 |
| 7307 | Morgas | Shamrock, TX 79079 | Gas Operator | Nov 1994 |
| 7308 | Moriah Operating,LLC | Midland, TX 79701 | Oil & Gas Operator | Jun 2026 |
| 7309 | Moriah Resources, Inc. | Midland, TX 79704 | Oil & Gas Operator | Mar 2008 |
| 7310 | Mormar Family Holdings, L.L.C. | Ranger, TX 76470 | Oil & Gas Operator | Jun 2026 |
| 7311 | Morningstar Gas, Inc. | Las Vegas, NV 89117 | Gas Operator | Jun 2026 |
| 7312 | Morningstar Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2026 |
| 7313 | Morningstar Partners, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2022 |
| 7314 | Morred, Inc. | Borger, TX 79007 | Oil & Gas Operator | Jun 2026 |
| 7315 | Morrell, W. R. | Albany, TX 76430 | Oil & Gas Operator | Jun 2026 |
| 7316 | Morris Operating Co | Lovington, NM 88260 | Oil & Gas Operator | Jun 2026 |
| 7317 | Morris R. Greenhaw Oil&Gas, Inc | Desdemona, TX 76445 | Oil & Gas Operator | Jun 2026 |
| 7318 | Morris, W. Dale Inc. | Mineral Wells, TX 76068 | Oil & Gas Operator | Jun 2026 |
| 7319 | Morrison DRLG. & Prod. Co., Inc. | Abilene, TX 79606 | Oil & Gas Operator | Nov 2008 |
| 7320 | Morrow Resources, Inc. | San Angelo, TX 76904 | Oil & Gas Operator | Oct 2004 |
| 7321 | Morsey Oil & Gas Corporation | Corpus Christ, TX 78401 | Oil & Gas Operator | Jun 2026 |
| 7322 | Mortimer Exploration Company | San Antonio, TX 78209 | Oil & Gas Operator | Sep 2003 |
| 7323 | Mortimer Production Company | San Antonio, TX 78209 | Oil & Gas Operator | Jun 2026 |
| 7324 | Morton Valley Oil & Gas, Inc. | Dallas, TX 75222 | Oil & Gas Operator | Jun 2007 |
| 7325 | Morton, J. V. Oil Co. | Iowa Park, TX 76367 | Oil & Gas Operator | Nov 1999 |
| 7326 | Mosaic Midland LLC | Dallas, TX 75367 | Oil Operator | Jun 2026 |
| 7327 | Mosaic Oil LLC | Dallas, TX 75205 | Oil & Gas Operator | Jun 2026 |
| 7328 | Mosaic Pecos LLC | Dallas, TX 75367 | Oil Operator | Jun 2026 |
| 7329 | Mosaic Texas LLC | Dallas, TX 75205 | Oil & Gas Operator | Jun 2026 |
| 7330 | Mosbacher Energy Company | Houston, TX 77002 | Oil & Gas Operator | Jun 2026 |
| 7331 | Moseley, J. T. | Temple, TX 76502 | Oil & Gas Operator | Sep 2008 |
| 7332 | Moses, Tom | Beaumont, TX 77702 | Oil Operator | Jun 2026 |
| 7333 | Mosley Oil &Gas Inc | Houston, TX 77002 | Oil & Gas Operator | Jun 2026 |
| 7334 | Mosman Operating, LLC | Dallas, TX 75204 | Oil Operator | Jan 2026 |
| 7335 | Moss Petroleum Company | Dallas, TX 75207 | Oil & Gas Operator | Jun 2026 |
| 7336 | Moss SWD, LLC | Andrews, TX 79714 | Oil Operator | Jun 2026 |
| 7337 | Moss, William Corp. | Dallas, TX 75219 | Oil & Gas Operator | Oct 2002 |
| 7338 | Mote Resources, Inc. | Dallas, TX 75225 | Oil & Gas Operator | Dec 2004 |
| 7339 | Mountain Creek Oil Company, Inc. | Saint Jo, TX 76265 | Oil & Gas Operator | Jun 2026 |
| 7340 | Mountain V Texas, LLC | Buckhannon, WV 26201 | Oil & Gas Operator | Jun 2026 |
| 7341 | Mountainside Energy Operating, L | Dallas, TX 75201 | Oil & Gas Operator | Jun 2026 |
| 7342 | Mowata Oil Company | Victoria, TX 77903 | Oil & Gas Operator | Oct 1996 |
| 7343 | Moxy Oil Company | Seguin, TX 78155 | Oil & Gas Operator | Aug 2003 |
| 7344 | Moy, Gary | Falls City, TX 78113 | Oil & Gas Operator | Nov 1998 |
| 7345 | Moylan, Jimmie C. | Eastland, TX 76448 | Oil & Gas Operator | Jun 2026 |
| 7346 | MPG Petroleum | San Antonio, TX 78217 | Oil & Gas Operator | Aug 2003 |
| 7347 | MPG Petroleum, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Jun 2026 |
| 7348 | Mr Oil Company | Monahans, TX 79756 | Oil & Gas Operator | Nov 2004 |
| 7349 | MRR Oil Inc. | Perryton, TX 79070 | Oil & Gas Operator | Jun 2002 |
| 7350 | MSB Operating | Wichita Falls, TX 76308 | Oil & Gas Operator | Jun 2026 |
| 7351 | MSD Operating, LLC | Big Spring, TX 79721 | Oil & Gas Operator | Jun 2026 |
| 7352 | Mse Operating Corp. | Beaverton, OR 97008 | Oil & Gas Operator | Jun 2026 |
| 7353 | MSN Oil, Inc. | Avoca, TX 79503 | Oil Operator | Jun 2026 |
| 7354 | MSR Exploration, Inc. | Winters, TX 79567 | Oil & Gas Operator | Mar 2000 |
| 7355 | MSSK Consulting LLC | San Antonio, TX 78253 | Oil Operator | Jun 2026 |
| 7356 | MT Energy LLC | Waskom, TX 75692 | Oil & Gas Operator | Jun 2026 |
| 7357 | MTBB Acquisition Company, LLC | Houston, TX 77002 | Oil & Gas Operator | Aug 2022 |
| 7358 | Muckleroy Gas | San Antonio, TX 78247 | Gas Operator | Jun 2026 |
| 7359 | Mud Creek Operating, LLC | Tyler, TX 75702 | Oil & Gas Operator | Jun 2026 |
| 7360 | Mudslinger Oil, L.L.C. | Abilene, TX 79601 | Oil Operator | Jun 2026 |
| 7361 | Mueller Engineering Corp. | Corpus Chrsti, TX 78476 | Oil & Gas Operator | Feb 2002 |
| 7362 | Mueller Exploration, Inc. | Portland, TX 78374 | Oil & Gas Operator | Jun 2026 |
| 7363 | Muenster Drilling Co. Inc. | Muenster, TX 76252 | Oil & Gas Operator | Jun 2026 |
| 7364 | Mugg, John D. Jr. | San Antonio, TX 78216 | Oil & Gas Operator | Nov 1997 |
| 7365 | Muirfield Exploration, LTD. | Wichita Falls, TX 76301 | Oil & Gas Operator | Jun 2026 |
| 7366 | Muirfield Resources Company | Tulsa, OK 74101-3166 | Oil & Gas Operator | Jun 2024 |
| 7367 | Mule Kick Operating LLC | Midland, TX 79701 | Oil & Gas Operator | Jun 2026 |
| 7368 | Muleshoe Crude, LP | Midland, TX 79701 | Oil & Gas Operator | Jun 2026 |
| 7369 | Muller Oil & Gas | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 2026 |
| 7370 | Mullin, W. B. | Graham, TX 76450 | Oil & Gas Operator | Sep 1998 |
| 7371 | Mullins, Manuel | Olney, TX 76374 | Oil & Gas Operator | Jun 2026 |
| 7372 | Mulloy Operating, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jun 2026 |
| 7373 | Mulloy, J. W. Associates, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jan 2003 |
| 7374 | Multipay Energy, Inc. | Austin, TX 78749 | Oil Operator | Jun 2026 |
| 7375 | Munn, W. H. Operating Company | Midland, TX 79702 | Oil & Gas Operator | Sep 2002 |
| 7376 | Munoco Company | El Dorado, AR 71730 | Oil & Gas Operator | Jul 2021 |
| 7377 | Munoz Farms Operating Co., LLC | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Jun 2026 |
| 7378 | Munoz, Magdaleno C. | Borger, TX 79007 | Oil Operator | Jun 2026 |
| 7379 | Munson Operating, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Jun 2026 |
| 7380 | Munson, Charles C. | Dallas, TX 75201 | Oil & Gas Operator | Apr 2002 |
| 7381 | Munson, David M. | Dallas, TX 75201 | Oil & Gas Operator | Mar 2015 |
| 7382 | Munson, David M. Inc. | Dallas, TX 75251 | Oil & Gas Operator | Jun 2026 |
| 7383 | Munson, E. P., Jr. | Fort Worth, TX 76121 | Oil & Gas Operator | Oct 1995 |
| 7384 | Muras Energy Inc | Edmond, OK 73013 | Oil & Gas Operator | Feb 2026 |
| 7385 | Murchison Oil & Gas Inc | Plano, TX 75024 | Oil & Gas Operator | Aug 2020 |
| 7386 | Murchison Oil And Gas, LLC | Dallas, TX 75229 | Oil & Gas Operator | Feb 2025 |
| 7387 | Murchison, G. B. Trust | Dallas, TX 75283 | Oil & Gas Operator | Sep 1994 |
| 7388 | Murex Petroleum Corporation | Humble, TX 77347 | Oil & Gas Operator | Apr 2026 |
| 7389 | Murjo Oil & Royalty Company | Fort Worth, TX 76121 | Oil & Gas Operator | Dec 2019 |
| 7390 | Muroz International Group Inc | Houston, TX 77056 | Oil Operator | Jun 2026 |
| 7391 | Murphree Brothers Production | Monahans, TX 79756 | Oil & Gas Operator | Jun 2026 |
| 7392 | Murphree Production | Monahans, TX 79756 | Oil & Gas Operator | Jul 2014 |
| 7393 | Murphy & Associates, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Oct 1996 |
| 7394 | Murphy Energy Services, LP | Saratoga, TX 77585 | Oil Operator | Dec 2018 |
| 7395 | Murphy Expl. & Prod. Co. - USA | Houston, TX 77024 | Oil & Gas Operator | Jun 2026 |
| 7396 | Murphy Exploration & Prod. Co. | Houston, TX 77094 | Oil & Gas Operator | Jun 2011 |
| 7397 | Murphy Exploration & Production | Houston, TX 77024 | Oil Operator | Jan 2025 |
| 7398 | Murphy Oil USA, Inc. | New Orleans, LA 70161 | Oil & Gas Operator | Jan 1993 |
| 7399 | Murphy Production Corp. | Austin, TX 78731 | Oil & Gas Operator | Sep 2013 |
| 7400 | Murphy, Bill W. Operating Co,Inc | Richardson, TX 75080 | Oil & Gas Operator | Jun 2026 |