| 17301 | M C Gandy & Dale Gandy | Hobbs, NM BADADDR | Oil Operator | Sep 2008 |
| 17302 | M D B Operations | | Oil Operator | Dec 1988 |
| 17303 | M E Booth Corporation | Ada, OK 74820 | Oil Operator | Mar 2026 |
| 17304 | M E G G , Inc. | Borger, TX 79008 | Oil & Gas Operator | Sep 2003 |
| 17305 | M E III Corporation | | Oil & Gas Operator | Apr 2022 |
| 17306 | M E Klein & Associates LLC | Washington, OK 73093-4663 | Oil & Gas Operator | Mar 2026 |
| 17307 | M E Klein & Associates, Inc. | Norman, OK 73070 | Oil & Gas Operator | Feb 2026 |
| 17308 | M E W Enterprise | Roswell, NM 88203 | Oil & Gas Operator | Aug 2024 |
| 17309 | M G Energy LLC | Cushing, OK 74023 | Oil & Gas Operator | Feb 2026 |
| 17310 | M G Gulff | | Oil Operator | May 1988 |
| 17311 | M G Production Co | Rock Springs, WY 82901 | Oil Operator | Dec 1999 |
| 17312 | M G U Development Co | | Oil & Gas Operator | Jun 1987 |
| 17313 | M G U Development Co And Mask Thomas B And Ma020 | | Oil & Gas Operator | Jun 1987 |
| 17314 | M H Oil & Gas | Chanute, KS 66720 | Oil & Gas Operator | Aug 1998 |
| 17315 | M H Oil & Gas LLC | Okeene, OK 73763-0684 | Oil & Gas Operator | Feb 2013 |
| 17316 | M H W, Inc. | Dallas, TX 75230 | Oil & Gas Operator | Jul 1996 |
| 17317 | M IV Ops., Inc. | San Antonio, TX 78217 | Oil & Gas Operator | Mar 1998 |
| 17318 | M J H Enterprises LC | | Oil Operator | Mar 2005 |
| 17319 | M J M D Inc | Burlington, IA 52601 | Oil Operator | Jan 2013 |
| 17320 | M K M LTD | | Oil & Gas Operator | Jun 1998 |
| 17321 | M K M Oil Company | Casper, WY 82602 | Oil & Gas Operator | Jun 1996 |
| 17322 | M K W Inc | Oklahoma City, OK 73112-8884 | Oil & Gas Operator | Dec 2009 |
| 17323 | M L Energy | | Oil Operator | Feb 2015 |
| 17324 | M L Energy LLC | | Oil Operator | Apr 2026 |
| 17325 | M L Mayfield Petroleum Corp. | | Oil & Gas Operator | Aug 1991 |
| 17326 | M M Energy Inc | Oklahoma City, OK 73156 | Oil & Gas Operator | Feb 2026 |
| 17327 | M M Resources In | | Gas Operator | Feb 1990 |
| 17328 | M P O'Meara, Jr. Inc. | | Oil & Gas Operator | Sep 2000 |
| 17329 | M R Drilling Company | Monahans, TX 79756 | Oil & Gas Operator | Feb 1998 |
| 17330 | M R Schalk | Albuquerque, NM 87125 | Oil & Gas Operator | Jul 2022 |
| 17331 | M R Ventures LLC | Dallas, TX 75367 | Oil & Gas Operator | Mar 2026 |
| 17332 | M S B Company | Slaton, TX 79364 | Oil & Gas Operator | Dec 2016 |
| 17333 | M S Drilling Company | | Oil Operator | Jan 2026 |
| 17334 | M S Exploration Inc | Lexington, OH 44904-9510 | Oil & Gas Operator | Dec 1999 |
| 17335 | M T M Oil | Monahans, TX 79756 | Oil & Gas Operator | Jun 2026 |
| 17336 | M T W Oil Co | Terral, OK 73569 | Oil Operator | Jun 2014 |
| 17337 | M V Production Co | | Oil & Gas Operator | Jun 1990 |
| 17338 | M V Ventures, G. P. | | Oil & Gas Operator | Dec 2000 |
| 17339 | M W Petroleum Company | Houston, TX 77056 | Oil & Gas Operator | Dec 1995 |
| 17340 | M W Production Co. | New Braunfels, TX 78130 | Oil & Gas Operator | Aug 2003 |
| 17341 | M&D Energy LLC | Moore, OK 73160 | Oil Operator | Feb 2026 |
| 17342 | M&M Energy, LLC | El Paso, TX 79902 | Oil Operator | Dec 2020 |
| 17343 | M&M Oil, LLC | Artesia, NM 86210 | Oil & Gas Operator | Apr 2026 |
| 17344 | M'Red Petroleum, LLC | Pampa, TX 79065 | Oil & Gas Operator | Dec 2010 |
| 17345 | M-2 Oil Company | Wichita Falls, TX 76306 | Oil & Gas Operator | May 2006 |
| 17346 | M-3 Industries | Casper, WY 82602 | Oil & Gas Operator | Jan 2026 |
| 17347 | M-B Operating Co., Inc. | Rowlett, TX 75030 | Oil & Gas Operator | Jun 2026 |
| 17348 | M-B SWD Inc | Crescent, OK 73028-0533 | Oil Operator | Jul 1997 |
| 17349 | M-C Production & Drilling Co,Inc | Longview, TX 75608 | Oil & Gas Operator | Jun 2026 |
| 17350 | M-Five Oil Company | Seguin, TX 78155 | Oil & Gas Operator | Apr 2002 |
| 17351 | M-G Gas Company, Inc. | Plano, TX 75086 | Oil & Gas Operator | Jun 1999 |
| 17352 | M-J Oil Company Inc. | Minerva, OH 44657 | Oil & Gas Operator | Dec 2008 |
| 17353 | M-P Petroleum, Inc. | McPherson, KS 67460 | Oil & Gas Operator | Jan 2013 |
| 17354 | M-S-C Corporation | Houston, TX 77027 | Oil Operator | May 1994 |
| 17355 | M-T Petroleum, Inc. | Andrews, TX 79714 | Oil & Gas Operator | Mar 2008 |
| 17356 | M-Tex Resources, Inc. | Merkel, TX 79536 | Oil & Gas Operator | Jun 2026 |
| 17357 | M-V Company | Refugio, TX 78377 | Oil & Gas Operator | Jun 2004 |
| 17358 | M-W-D Oil Co. | Odessa, TX 79760 | Oil & Gas Operator | Jul 1999 |
| 17359 | M. A. B. Production | | Oil Operator | Nov 2009 |
| 17360 | M. A. Robison | | Oil & Gas Operator | Oct 1998 |
| 17361 | M. B. And D. I. Dupree | | Oil Operator | Nov 1992 |
| 17362 | M. D. & G. Partnership | | Oil & Gas Operator | Dec 1996 |
| 17363 | M. E. Fitzgerald | | Oil & Gas Operator | May 1993 |
| 17364 | M. E. Operating & Services, Inc. | Fort Worth, TX 76104 | Oil & Gas Operator | Jun 2026 |
| 17365 | M. F. McCain, Inc. | | Oil & Gas Operator | Jul 1987 |
| 17366 | M. Grace, Inc. | Henderson, TX 75653 | Oil & Gas Operator | Jun 2026 |
| 17367 | M. H. Whittier Energy LLC | | Oil & Gas Operator | Sep 1996 |
| 17368 | M. H.Marr | | Oil & Gas Operator | Mar 1998 |
| 17369 | M. J. G., Inc. | Alice, TX 78333 | Oil & Gas Operator | Jul 2010 |
| 17370 | M. J. McCaffery Oil Co. | Allegany, NY 14706 | Oil Operator | Dec 2017 |
| 17371 | M. J. T. Enterprises | | Oil Operator | Feb 2026 |
| 17372 | M. K. Fuhrman LLC | | Oil Operator | Dec 2025 |
| 17373 | M. K. Production | Caldwell, TX 77836 | Oil & Gas Operator | Mar 2008 |
| 17374 | M. L. Mayfield | | Oil & Gas Operator | Oct 1990 |
| 17375 | M. L. Mayfield Co. | | Oil & Gas Operator | Aug 1991 |
| 17376 | M. M. & M. Resources, Inc. | Oklahoma City, OK 73120 | Oil & Gas Operator | Apr 2020 |
| 17377 | M. P. O'Meara Oil Co. | | Oil & Gas Operator | Apr 1991 |
| 17378 | M. P. S. Prod. Co. | Houston, TX 77225 | Oil & Gas Operator | Dec 1996 |
| 17379 | M. Parker Production Co. | | Oil Operator | Dec 2024 |
| 17380 | M. S. Delone | | Oil Operator | Nov 1990 |
| 17381 | M. S. Productions, Inc. | Pittsburg, KS 66762 | Oil & Gas Operator | Nov 2019 |
| 17382 | M. T. R. Production | | Oil Operator | Mar 2006 |
| 17383 | M. W. Maxwell | | Oil & Gas Operator | Apr 1990 |
| 17384 | M.A. Yost Operations, Inc | Russell, KS 67665 | Oil Operator | Jan 2026 |
| 17385 | M.A.E. Resources, Inc. | Parker, KS 66072 | Oil Operator | Sep 2011 |
| 17386 | M.A.R.S. Energy | Midland, TX 79705 | Oil & Gas Operator | Jun 2026 |
| 17387 | M.B. Properties, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Oct 1995 |
| 17388 | M.B.J. Operating | Argyle, TX 76226 | Oil & Gas Operator | Jun 2022 |
| 17389 | M.C.E. Trust Group, A General Partnership | Cherryvale, KS 67335 | Oil & Gas Operator | Sep 2009 |
| 17390 | M.D. Skroopka Operating, LLC | Oakland, CA 94611 | Oil & Gas Operator | Jun 2026 |
| 17391 | M.J.O.G., Inc. | Fort Smith, AR 72903 | Oil Operator | Mar 2015 |
| 17392 | M.K.B. Energy Corp | Brookesmith, TX 76827 | Gas Operator | Jun 2026 |
| 17393 | M.O.K.A.T. | Bartlesville, OK 74003 | Oil Operator | Jun 2001 |
| 17394 | M.R.M. Operating, Inc. | Midland, TX 79707 | Oil & Gas Operator | Aug 2003 |
| 17395 | M.T.M. Petroleum | | Oil & Gas Operator | Oct 1995 |
| 17396 | M2 Louisiana Gas Service, LLC | | Oil Operator | Apr 2010 |
| 17397 | M2 Squared Operating, LLC | Rockwall, TX 75032 | Oil Operator | Jun 2026 |
| 17398 | M2S Oil LLC | | Oil Operator | Apr 2026 |
| 17399 | M3 Helium Corp | | Gas Operator | Feb 2026 |
| 17400 | M3V Energy, LLC | Perryton, TX 79070 | Oil & Gas Operator | Jun 2026 |