| 31701 | Werth Exploration Trust | | Oil Operator | Dec 2013 |
| 31702 | Wes Oil & Gas LLC | Clarks Mills, PA 16114-1912 | Gas Operator | Dec 2024 |
| 31703 | Wes Pro, Inc. | Jacksboro, TX 76458 | Oil Operator | Jan 2013 |
| 31704 | Wes-Mor Drilling, Inc. | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 31705 | Wes-Mor Oil & Gas, Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 1994 |
| 31706 | Wes-Tex Drilling Company | Abilene, TX 79604 | Oil & Gas Operator | Jan 2000 |
| 31707 | Wes-Tex Oil Co. (I) | Bangs, TX 76823 | Oil & Gas Operator | May 2025 |
| 31708 | Wesco Operating, Inc. | Casper, WY 82602 | Oil & Gas Operator | Mar 2025 |
| 31709 | Wesco Production LLC | | Oil & Gas Operator | Feb 2025 |
| 31710 | Wescor LLC | Hartville, OH 44632 | Oil & Gas Operator | Dec 2024 |
| 31711 | Wesgra Corporation | Mexican Hat, UT 84531 | Oil & Gas Operator | Mar 2025 |
| 31712 | Wesla Oil & Gas Co., Inc. | | Oil & Gas Operator | Jun 2001 |
| 31713 | Wespac Energy, LLC | San Antonio, TX 78217 | Oil & Gas Operator | Dec 2019 |
| 31714 | Wessel Oil And Gas | Cushing, OK 74023-9580 | Oil & Gas Operator | Mar 2015 |
| 31715 | Wessely Energy Company | Dallas, TX 75206 | Oil & Gas Operator | May 2001 |
| 31716 | Wessely Energy Corporation | | Oil & Gas Operator | Feb 1989 |
| 31717 | West 40 Production | Ness City, KS 67560 | Oil Operator | Apr 1998 |
| 31718 | West American Energy Corporation | | Oil & Gas Operator | Mar 2025 |
| 31719 | West Barrytown Services, LLC | Gilbertown, AL 36908 | Oil & Gas Operator | Mar 2020 |
| 31720 | West Bay Exploration Company | Muenster, TX 76252 | Oil & Gas Operator | Feb 2025 |
| 31721 | West Co., The | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 2016 |
| 31722 | West Coast Oil Company | | Oil Operator | Dec 1996 |
| 31723 | West Coast Operators Inc. | | Oil & Gas Operator | Mar 2025 |
| 31724 | West Delta Oil Co. | | Oil & Gas Operator | Jul 2000 |
| 31725 | West Energy Operating LLC | | Oil & Gas Operator | Mar 2025 |
| 31726 | West Fox SWD LLC | Ratliff City, OK 73481 | Oil Operator | Mar 2025 |
| 31727 | West Gas Inc | | Oil & Gas Operator | Dec 2017 |
| 31728 | West Hopkins Petroleum Co LP | | Oil & Gas Operator | Mar 2025 |
| 31729 | West Inland Energy, Inc. | N Richlnd HLS, TX 76182 | Oil & Gas Operator | May 2025 |
| 31730 | West Kansas Oil | | Oil Operator | Jul 1992 |
| 31731 | West Kansas Oil Corporation | Oberlin, KS 67749 | Oil Operator | Aug 1998 |
| 31732 | West Largo Corp | Tulsa, OK 74137 | Oil & Gas Operator | Sep 2023 |
| 31733 | West Mountain Operating Co, Inc. | Longview, TX 75604 | Oil & Gas Operator | Feb 2019 |
| 31734 | West Newport Oil Co. | | Oil & Gas Operator | Feb 2025 |
| 31735 | West Oil Resources, LLC | Liberty Hill, TX 78642 | Oil & Gas Operator | May 2025 |
| 31736 | West Operating Company | Seminole, OK 74868-3851 | Oil & Gas Operator | Mar 2015 |
| 31737 | West Petroleum Corp. | San Antonio, TX 78205 | Oil & Gas Operator | Oct 2009 |
| 31738 | West Plains Enterprises, Inc | Plains, KS 67869 | Oil & Gas Operator | Sep 2022 |
| 31739 | West River Energy LLC | Portville, NY 14770 | Oil & Gas Operator | Dec 2023 |
| 31740 | West Side Exploration, LLC | | Oil & Gas Operator | Jan 2025 |
| 31741 | West Side Rentals | | Oil & Gas Operator | Feb 2025 |
| 31742 | West Sunset Disposal, LLC | Amarillo, TX 79159 | Oil Operator | Oct 2003 |
| 31743 | West Texas Assets, LLC | Fort Worth, TX 76108 | Gas Operator | May 2018 |
| 31744 | West Texas Diversified Interests | Eastland, TX 76448 | Oil & Gas Operator | Jun 2006 |
| 31745 | West Texas Exploration Co. | Graham, TX 76450 | Oil & Gas Operator | May 1996 |
| 31746 | West Texas Oil And Gas Corp. | Houston, TX 77056 | Oil & Gas Operator | Feb 2014 |
| 31747 | West Texas Oil And Gas Oper.,Inc | Houston, TX 77046 | Oil & Gas Operator | Jul 2024 |
| 31748 | West Texas Operating Co LLC D/B/A Xtreme Energy Co | Victoria, TX 77902-2326 | Oil & Gas Operator | Mar 2025 |
| 31749 | West Texas Royalties, Inc. | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 31750 | West Texas Syndicate LLC. | Corpus Chrsti, TX 78414 | Oil Operator | May 2025 |
| 31751 | West Tuleta Operating Corp. | Tuleta, TX 78162 | Oil & Gas Operator | May 2019 |
| 31752 | West VIrginia Land Resources, Inc. | | Oil & Gas Operator | Dec 2021 |
| 31753 | West William W | Gallipolis, OH 45631 | Oil & Gas Operator | Dec 2024 |
| 31754 | West X, Inc. | Hays, KS 67601 | Oil Operator | Aug 1997 |
| 31755 | West,Gordon T.Jr. & Rugeley,Stan | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2019 |
| 31756 | West-States Energy, Inc. | Rimrock, AZ 86335 | Oil Operator | May 2025 |
| 31757 | Westall Oil & Gas Co. | | Oil & Gas Operator | May 1982 |
| 31758 | Westall-Mask | Roswell, NM 88201 | Oil & Gas Operator | Dec 1994 |
| 31759 | Westamerica Corporation | Dewey, OK 74029-0040 | Oil & Gas Operator | Aug 1999 |
| 31760 | Westar Energy, Inc. | Midland, TX 79705 | Oil & Gas Operator | Mar 2008 |
| 31761 | Westar Oil & Minerals | | Oil Operator | Feb 1999 |
| 31762 | Westbrook Oil & Gas Co. Inc. | Gainesville, TX 76240 | Oil & Gas Operator | May 2025 |
| 31763 | Westbrook Oil Corp | Jal, NM 88252 | Oil & Gas Operator | May 2018 |
| 31764 | Westburne Petroleum Inc | | Oil Operator | Jun 1990 |
| 31765 | Westco Oil Company | Ozona, TX 76943 | Oil & Gas Operator | May 2025 |
| 31766 | Westech Energy C | | Oil & Gas Operator | Dec 1996 |
| 31767 | Westech Energy Corporation | Denver, CO 80237 | Oil & Gas Operator | Mar 2011 |
| 31768 | Westek Resources, Inc. | | Oil & Gas Operator | Jan 2004 |
| 31769 | Westend Operating LLC | Collinsville, OK 74021 | Oil Operator | Feb 2025 |
| 31770 | Westerly Exploration, Inc. | Houston, TX 77256 | Oil & Gas Operator | May 2025 |
| 31771 | Western Alliance Petroleum | | Oil & Gas Operator | Dec 1987 |
| 31772 | Western American Resources LLC | Denver, CO 80202 | Oil & Gas Operator | Jun 2024 |
| 31773 | Western Avenue Properties | | Oil & Gas Operator | Dec 1993 |
| 31774 | Western Chief Oil & Gas Company | Graham, TX 76450 | Oil & Gas Operator | Jul 2009 |
| 31775 | Western Chief Operating, L.L.C. | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 31776 | Western Continental Operating Company | | Oil & Gas Operator | Dec 2007 |
| 31777 | Western Discovery USA Inc. | | Oil & Gas Operator | Jan 2018 |
| 31778 | Western Disposal Systems, Inc. | Corrales, NM 87048 | Oil Operator | May 2025 |
| 31779 | Western Division Investments Inc | Enid, OK 73701 | Oil & Gas Operator | Jul 2021 |
| 31780 | Western DRLG. Co. | Longview, TX 75604 | Oil & Gas Operator | Nov 1996 |
| 31781 | Western Energy Group, LLC | Leander, TX 78641 | Oil & Gas Operator | May 2025 |
| 31782 | Western Energy Management, Inc. | Austin, TX 78716 | Oil & Gas Operator | Aug 1997 |
| 31783 | Western Engineering, Inc. | | Oil Operator | Dec 1998 |
| 31784 | Western Exploration, Inc. | | Oil Operator | May 1984 |
| 31785 | Western Farmers Electric Coop | Anadarko, OK 73005-0429 | Oil & Gas Operator | Apr 2012 |
| 31786 | Western Field Exploration, Inc. | Dilley, TX 78017 | Oil & Gas Operator | May 2025 |
| 31787 | Western Frontier Adventure, LLC | Easton, KS 66020 | Oil Operator | Dec 2019 |
| 31788 | Western Fuel & S | | Oil Operator | Oct 1987 |
| 31789 | Western Gas Resources Inc | Denver, CO 80202 | Oil & Gas Operator | Dec 2004 |
| 31790 | Western Gas Resources Storage | Denver, CO 80234 | Oil & Gas Operator | Jun 1999 |
| 31791 | Western Gas Resources-Sand Wash Inc | | Oil & Gas Operator | Feb 2008 |
| 31792 | Western Global Oil, Inc | Deerfld Beach, FL 33442 | Oil Operator | May 2025 |
| 31793 | Western Gulf Oil & Gas Inc. | Dallas, TX 75360 | Oil & Gas Operator | Jul 2000 |
| 31794 | Western Gulf Oil & Gas, LLC | Bishop, TX 78343 | Oil & Gas Operator | May 2025 |
| 31795 | Western Hemisphere Group | Buffalo, NY 14218 | Oil & Gas Operator | Dec 1993 |
| 31796 | Western Interior Energy Inc. | Denver, CO 80202 | Oil & Gas Operator | Jul 2020 |
| 31797 | Western Interior Oil & Gas Corp | Casper, WY 82602 | Oil & Gas Operator | May 2015 |
| 31798 | Western Kansas E | | Oil Operator | Aug 1993 |
| 31799 | Western Meadowlark Resources LLC | Denver, CO 80206 | Oil & Gas Operator | Mar 2025 |
| 31800 | Western Metals Corporation | | Oil & Gas Operator | Mar 2025 |