601 | Wandoo Energy, LLC | The Woodlands, TX 77382 | Oil & Gas Operator | Apr 2024 |
602 | Waters Eng. & Operating, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Sep 2013 |
603 | Weber Energy Corporation | Dallas, TX 75219 | Oil & Gas Operator | Feb 2017 |
604 | Weeks Exploration Company | Houston, TX 77063 | Oil & Gas Operator | Aug 1995 |
605 | West Texas Syndicate LLC. | Corpus Chrsti, TX 78414 | Oil Operator | Apr 2024 |
606 | Westhall Associates, Inc. | Corpus Chrsti, TX 78477 | Oil & Gas Operator | Aug 1997 |
607 | Westland Oil Development Corp. | Conroe, TX 77305 | Oil & Gas Operator | Mar 2008 |
608 | Wharton Oil Co. | Vernon, TX 76384 | Oil & Gas Operator | Dec 2000 |
609 | Wheeler Operating Corporation | Fort Worth, TX 76101 | Oil & Gas Operator | Apr 2024 |
610 | White Oak Operating Company LLC | Houston, TX 77077 | Oil & Gas Operator | Apr 2024 |
611 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
612 | Whiting Petroleum Corporation | Denver, CO 80290 | Oil & Gas Operator | Feb 2024 |
613 | WHL Oil Corp. | Houston, TX 77227 | Oil & Gas Operator | Sep 1998 |
614 | Wild Cat Operating Company | Victoria, TX 77903 | Oil & Gas Operator | Mar 2008 |
615 | Wilson Hydrocarbon Inc. | Houston, TX 77066 | Oil & Gas Operator | Apr 2024 |
616 | Wineland Oil - LLC | Hays, KS 67601 | Oil Operator | Dec 2023 |
617 | Wing Corporation | Houston, TX 77002 | Oil & Gas Operator | Jun 2000 |
618 | Winn Exploration Co., Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Apr 2024 |
619 | Wnu Energy LLC | Pinedale, WY 82941 | Oil & Gas Operator | Feb 2024 |
620 | Wofford, C. J. | El Campo, TX 77437 | Oil & Gas Operator | Apr 2024 |
621 | Wynn-Crosby Operating, LTD. | Dallas, TX 75201 | Oil & Gas Operator | Apr 2024 |
622 | Xplor Energy Operating Co. | Houston, TX 77079 | Oil & Gas Operator | Jan 2012 |
623 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Apr 2024 |
624 | Yates Energy Corporation | Roswell, NM 88202 | Oil & Gas Operator | Apr 2024 |
625 | Young, John H., Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 2024 |
626 | Zachry Exploration, Inc. | San Antonio, TX 78205 | Oil & Gas Operator | Apr 2024 |
627 | Zaza Energy, LLC | Houston, TX 77010 | Oil & Gas Operator | Apr 2024 |
628 | Zinn Petroleum Co. | Houston, TX 77024 | Oil & Gas Operator | Nov 2021 |