301 | Lucky Lad Energy, LLC | Conroe, TX 77305 | Oil & Gas Operator | May 2024 |
302 | Lynal, Inc. | | Oil & Gas Operator | Oct 1988 |
303 | Lyons Petroleum Inc.-Dykes | | Oil & Gas Operator | Oct 1988 |
304 | Lyons Petroleum, Inc. | | Oil & Gas Operator | Oct 1988 |
305 | M & M Investments | | Oil & Gas Operator | May 1990 |
306 | M-P Petroleum, Inc. | McPherson, KS 67460 | Oil & Gas Operator | Jan 2013 |
307 | M. F. McCain, Inc. | | Oil & Gas Operator | Jul 1987 |
308 | Mack Energy Co. | Duncan, OK 73534 | Oil & Gas Operator | Feb 2024 |
309 | Magnum Hunter Resources Corporation | | Oil & Gas Operator | Nov 2019 |
310 | Manti Exploration Operating LLC | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Feb 2015 |
311 | Manti Operating Company | Covington, LA 70435 | Oil & Gas Operator | May 2024 |
312 | Mar-Low Corporation | | Oil & Gas Operator | Mar 1992 |
313 | Marathon Oil Company | Houston, TX 77024 | Oil & Gas Operator | Mar 2024 |
314 | Mariner Energy, Inc. | Houston, TX 77042 | Oil & Gas Operator | Nov 2010 |
315 | Marquee Corporation | Houston, TX 77024 | Oil & Gas Operator | May 2024 |
316 | Marquis Resources, LLC | | Oil & Gas Operator | Jul 2021 |
317 | Marsh Engineering, Inc. | | Oil & Gas Operator | Dec 1990 |
318 | Masters Resources, L.L.C. | Houston, TX 77079 | Oil & Gas Operator | Dec 2008 |
319 | Matzinger & Bell Inc-Carl O&G | | Oil & Gas Operator | Dec 1981 |
320 | Matzinger & Bell, Inc. | | Oil & Gas Operator | Dec 1982 |
321 | Matzinger Petroleum Co. | | Oil & Gas Operator | Jan 1991 |
322 | Maxus Exploration Company | Dallas, TX 75201 | Oil & Gas Operator | Jan 1995 |
323 | McAlester Fuel Co | Houston, TX 77042 | Oil & Gas Operator | Jan 2010 |
324 | McCormick Operating Company | | Oil & Gas Operator | Mar 1984 |
325 | McCormick Operating PRTNSHP | | Oil & Gas Operator | Sep 1985 |
326 | McCormick-Ciroco, Inc. | | Oil & Gas Operator | Jan 1984 |
327 | McLain J. Forman | | Oil & Gas Operator | Mar 1988 |
328 | McMoran Oil & Gas LLC | New Orleans, LA 70160 | Oil & Gas Operator | Oct 2021 |
329 | McOr Oil Development, Inc. | | Oil & Gas Operator | Feb 1990 |
330 | McRae Exploration, Inc. | | Oil & Gas Operator | Mar 1984 |
331 | McRae Oil Corporation | | Oil & Gas Operator | Mar 1984 |
332 | MCZ, Inc. | Houston, TX 77026 | Oil & Gas Operator | Sep 1990 |
333 | Meridian Oil Inc. | Houston, TX 77210 | Oil & Gas Operator | Aug 1996 |
334 | Meridian Oil Offshore Inc. | | Oil & Gas Operator | Aug 1996 |
335 | Merit Energy Company | Dallas, TX 75240 | Oil & Gas Operator | May 2024 |
336 | Merrico Resources, Inc. | Ardmore, OK 73402 | Oil & Gas Operator | Mar 2008 |
337 | Michel T. Halbouty | | Oil & Gas Operator | Dec 1996 |
338 | Michigan-Wisconsin Pipe Line Co | | Oil & Gas Operator | Dec 1983 |
339 | Mideast Gas Systems, Inc. | Midland, TX 79702 | Oil & Gas Operator | Dec 2005 |
340 | Milagro Exploration, LLC | Houston, TX 77010 | Oil & Gas Operator | Aug 2018 |
341 | Mission Resources Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2008 |
342 | Mississippi Ventures | | Gas Operator | Feb 1992 |
343 | Mobil E&P North America Inc. | | Oil & Gas Operator | Jan 1994 |
344 | Mobil Oil E & P Southeast Inc | | Oil & Gas Operator | Sep 2013 |
345 | Moore McCormack Energy, Inc. | | Oil & Gas Operator | Jul 1988 |
346 | Mosbacher Energy Company | Houston, TX 77002 | Oil & Gas Operator | May 2024 |
347 | Mullins & Prichard | | Oil & Gas Operator | May 1992 |
348 | Murphy Exploration & Prod. Co. | Houston, TX 77094 | Oil & Gas Operator | Jun 2011 |
349 | MW Petroleum Corporation | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
350 | Nasser Oil & Gas, Inc. | The Woodlands, TX 77380 | Oil & Gas Operator | Apr 1998 |
351 | Nat. Gas Pipeline Co Of Amer. | | Oil Operator | Dec 2008 |
352 | National Exploration Company | | Oil & Gas Operator | Mar 1982 |
353 | National Offshore LP | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2008 |
354 | Natomas-McCormick-Coastal | | Oil & Gas Operator | Feb 1984 |
355 | NCX Company, Inc. | | Oil & Gas Operator | Aug 1999 |
356 | Nerco Oil & Gas, Inc. | | Oil & Gas Operator | Dec 1996 |
357 | Nestor Petroleum Company | | Oil & Gas Operator | Jun 1986 |
358 | Neumin Production Company | Point Comfort, TX 77978 | Oil & Gas Operator | May 2024 |
359 | Newfield Exploration Company | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2017 |
360 | Newhaven Operating Inc | | Oil & Gas Operator | Dec 1998 |
361 | Nicco Operating Co. | | Oil & Gas Operator | May 1990 |
362 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | May 2024 |
363 | Noex, L.L.C. | Houston, TX 77057 | Oil & Gas Operator | Apr 1998 |
364 | Nomeco Oil & Gas Co. | Jackson, MI 49204 | Oil & Gas Operator | Dec 1994 |
365 | Norcen Explorer, Inc. | Houston, TX 77079 | Oil & Gas Operator | May 1998 |
366 | North American Royalties, Inc. | Chattanooga, TN 37408 | Oil & Gas Operator | Oct 2001 |
367 | Northern Michigan Expl Co | | Oil & Gas Operator | Jul 1990 |
368 | Northstar Offshore Group, LLC | | Oil & Gas Operator | Apr 2020 |
369 | Northwest Oil Company | Dallas, TX 75204 | Oil & Gas Operator | Jun 2014 |
370 | Nuevo Energy Company | Houston, TX 77002 | Oil & Gas Operator | Dec 2002 |
371 | O'Sullivan Oil & Gas Co., Inc. | Houston, TX 77002 | Oil & Gas Operator | Sep 2000 |
372 | Occidental Energy Company, Inc. | Houston, TX 77282 | Oil & Gas Operator | Jul 2021 |
373 | Ocean Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | Aug 2003 |
374 | Ody Oil Corp. | | Oil & Gas Operator | Oct 1994 |
375 | Oil And Gas Futures, Inc. | | Oil & Gas Operator | May 1977 |
376 | Oleum Incorporated | | Oil & Gas Operator | Mar 1996 |
377 | Oleum Operating Company, L.C. | Longview, TX 75606 | Oil & Gas Operator | Dec 2021 |
378 | Oleum Operating La LLC | | Oil & Gas Operator | Nov 2022 |
379 | Olipdp II, LLC | Tulsa, OK 74119 | Oil & Gas Operator | May 2024 |
380 | Opmi Operating Company | Houston, TX 77057 | Oil & Gas Operator | Jun 2008 |
381 | Orleans Exploration Co., Inc. | | Oil & Gas Operator | Aug 1990 |
382 | Oryx Energy Company | Dallas, TX 75221 | Oil & Gas Operator | May 2002 |
383 | Osr Oil & Gas Corp | Midland, TX 79710 | Oil & Gas Operator | Dec 2023 |
384 | Oxtex Inc | | Oil & Gas Operator | Oct 1989 |
385 | P & A Well Service | | Oil & Gas Operator | Jan 1994 |
386 | P & P Producing Inc | Midland, TX 79702 | Oil & Gas Operator | Feb 2015 |
387 | P. B. Operating Company | | Oil & Gas Operator | Feb 1978 |
388 | P.C.S.I. | | Oil & Gas Operator | Jun 1987 |
389 | Palace Operating Company | Tulsa, OK 74136 | Oil & Gas Operator | Aug 2009 |
390 | Pan-Ok Production Company | | Oil & Gas Operator | Dec 2023 |
391 | Panaco Production Co | Houston, TX 77002 | Oil & Gas Operator | Dec 1999 |
392 | Panaco, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2024 |
393 | Parker & Parsley Development Co. | Midland, TX 79702 | Oil & Gas Operator | May 1995 |
394 | Parker & Parsley Petroleum Co. | | Oil & Gas Operator | Dec 1990 |
395 | Partners Oil Company | Tulsa, OK 74135 | Oil & Gas Operator | Aug 1995 |
396 | Patrick Petroleum Corp. | | Oil & Gas Operator | Oct 1984 |
397 | Pel-Tex Oil Company, Inc. | | Oil & Gas Operator | Jul 1995 |
398 | Pel-Tex Oil Company, LLC | | Oil & Gas Operator | Nov 2010 |
399 | Pelto Oil Co | Houston, TX 77002 | Oil & Gas Operator | Nov 1998 |
400 | Pend Oreille Oil & Gas Company | | Oil & Gas Operator | Sep 1989 |