401 | Truth Resources LP | Conroe, TX 77304 | Oil Operator | Sep 2021 |
402 | Tucker Operating Co., Inc. | Victoria, TX 77903 | Oil & Gas Operator | Apr 2024 |
403 | Umc Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
404 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
405 | Union Pacific Resources Co. | Fort Worth, TX 76101 | Oil & Gas Operator | Sep 2002 |
406 | Union Seaboard Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
407 | Universal Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Sep 2002 |
408 | Valence Operating Company | Kingwood, TX 77339 | Oil & Gas Operator | Apr 2024 |
409 | Valley Gathering Company | Midland, TX 79702 | Oil & Gas Operator | Feb 1997 |
410 | Vandeveer Energy, LLC | Dallas, TX 75225 | Oil & Gas Operator | Jul 2016 |
411 | Ventex Operating Corp. | Addison, TX 75001 | Oil & Gas Operator | Apr 2024 |
412 | Veracity Energy LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Aug 2023 |
413 | Vintage Petroleum, Inc. | Houston, TX 77046 | Oil & Gas Operator | Jan 2024 |
414 | Vintage Petroleum, LLC | Houston, TX 77210 | Oil & Gas Operator | Dec 2023 |
415 | Viola Production Inc | Dallas, TX 75251 | Oil & Gas Operator | Apr 2024 |
416 | Wacker Oil Inc | Houston, TX 77002 | Oil & Gas Operator | Aug 1996 |
417 | Wagner Oil Company | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2024 |
418 | Wagner, Duer & Co. | Fort Worth, TX 76102 | Oil & Gas Operator | Jan 1999 |
419 | Wainoco Oil & Gas Company | Houston, TX 77024 | Oil & Gas Operator | Dec 2005 |
420 | Walker, Tigner | Shreveport, LA 71138 | Oil & Gas Operator | Feb 2005 |
421 | Walsh & Watts Inc | Aledo, TX 76008 | Oil & Gas Operator | Apr 2024 |
422 | Walter Oil & Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
423 | Western Energy Group, LLC | Leander, TX 78641 | Oil & Gas Operator | Apr 2024 |
424 | Western Gulf Oil & Gas Inc. | Dallas, TX 75360 | Oil & Gas Operator | Jul 2000 |
425 | Western Gulf Oil & Gas, LLC | Bishop, TX 78343 | Oil & Gas Operator | Apr 2024 |
426 | Westland Oil Development Corp. | Conroe, TX 77305 | Oil & Gas Operator | Mar 2008 |
427 | WFMMS, Inc. | Batson, TX 77519 | Oil & Gas Operator | Apr 2024 |
428 | White Oak Operating Company LLC | Houston, TX 77077 | Oil & Gas Operator | Apr 2024 |
429 | Whitson, James A., Jr. | Houston, TX 77063 | Oil & Gas Operator | Nov 2011 |
430 | Wilbanks Energy Corporation | Houston, TX 77036 | Oil & Gas Operator | Dec 2001 |
431 | Wild Cat Operating Company | Victoria, TX 77903 | Oil & Gas Operator | Mar 2008 |
432 | Wood Energy Corporation | Baytown, TX 77520 | Oil & Gas Operator | Jun 1999 |
433 | Woodard Energy Company | Houston, TX 77042 | Oil & Gas Operator | Mar 2010 |
434 | Wright Brothers Energy, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Apr 2024 |
435 | Yuma E & P Company, Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 2024 |
436 | Zachry Exploration, LLC | San Antonio, TX 78224 | Oil & Gas Operator | Apr 2024 |