| 30901 | Volga Oil Incorp | | Oil Operator | Sep 1990 |
| 30902 | Volk, Charles E. | Clymer, NY 14724 | Gas Operator | Dec 2024 |
| 30903 | Volvo Petroleum, Inc. | | Oil & Gas Operator | Jul 1984 |
| 30904 | Vomela Resources Inc. | Flatonia, TX 78941 | Oil & Gas Operator | Jul 2025 |
| 30905 | Von Gonten, John Scott | Rockdale, TX 76567 | Oil Operator | Jul 2025 |
| 30906 | Vonco Of Mississippi, Inc. | | Oil Operator | May 2025 |
| 30907 | Vondra Energy Corp. | Alvin, TX 77512 | Oil & Gas Operator | Jul 2025 |
| 30908 | Vonfeldt Oil Ope | | Oil Operator | Oct 1994 |
| 30909 | Vonfeldt, Alan J | Russell, KS 67665 | Oil Operator | Mar 2025 |
| 30910 | Vonfeldt, Steven R | Russell, KS 67665 | Oil Operator | Dec 2024 |
| 30911 | Vonk Oil And Gas LLC | | Oil Operator | Mar 2025 |
| 30912 | Vortex Energy & Minerals LTD. | | Oil & Gas Operator | Dec 1997 |
| 30913 | Vortex Petroleum Inc | Centennial, CO 80111 | Oil Operator | Apr 2025 |
| 30914 | Vortt Exploration Company, Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2019 |
| 30915 | Voskamp Exploration, Inc. | Midland, TX 79708 | Oil & Gas Operator | Sep 2010 |
| 30916 | Votaw Production Company LLC | Houston, TX 77007 | Oil Operator | Jul 2025 |
| 30917 | Voth Operating, Inc. | Muenster, TX 76252 | Oil & Gas Operator | Oct 2005 |
| 30918 | Voyager Energy, LLC | | Oil & Gas Operator | Dec 2010 |
| 30919 | Voyager Exploration Inc | Denver, CO 80202 | Oil & Gas Operator | May 2006 |
| 30920 | Voyager Gas Corporation | Spring, TX 77379 | Oil & Gas Operator | Feb 2012 |
| 30921 | Voyager Petroleu | | Oil & Gas Operator | Dec 1986 |
| 30922 | Voyles, James | Wichita Falls, TX 76301 | Oil & Gas Operator | Jun 1996 |
| 30923 | VPR Operating LLC | Austin, TX 78746 | Oil & Gas Operator | Oct 2013 |
| 30924 | VRC Oil & Gas Operating Co | Oklahoma City, OK 73116-1431 | Oil & Gas Operator | Jun 2019 |
| 30925 | VRK Oil And Gas, Inc. | Arlington, TX 76016 | Oil & Gas Operator | Mar 2014 |
| 30926 | VRK Operating Company Inc | Fort Worth, TX 76109-7430 | Oil & Gas Operator | Sep 1994 |
| 30927 | VSP Operating, LLC | Castle Rock, CO 80108 | Oil Operator | Jul 2025 |
| 30928 | VT Energy Partners, LLC | Andover, KS 67002 | Oil & Gas Operator | Dec 2019 |
| 30929 | VT VIstatex Energy LLC | Houston, TX 77056 | Oil & Gas Operator | Jul 2025 |
| 30930 | Vtex Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Jul 2025 |
| 30931 | VTX Energy Operating, LLC | Austin, TX 78730 | Oil & Gas Operator | Jul 2025 |
| 30932 | Vukasovich Drilling | | Oil & Gas Operator | Mar 1988 |
| 30933 | Vul-Tex Corporation | Pampa, TX 79065 | Oil & Gas Operator | Jul 2025 |
| 30934 | Vulcan Resources, LLC | Skiatook, OK 74070 | Oil Operator | Mar 2024 |
| 30935 | VVWF Oil Inc | Oklahoma City, OK 73143-7375 | Gas Operator | Feb 1994 |
| 30936 | VX Operating, LLC | Abilene, TX 79605 | Oil & Gas Operator | Jul 2025 |
| 30937 | W & C Oil & Gas | | Oil Operator | Feb 1996 |
| 30938 | W & K Oil Co. | | Oil & Gas Operator | Jun 1989 |
| 30939 | W & L Oil Co. | | Oil Operator | Aug 1995 |
| 30940 | W & T Offshore, Inc. | Houston, TX 77057 | Oil & Gas Operator | Jul 2025 |
| 30941 | W & T Offshore, L.L.C. | Houston, TX 77046 | Gas Operator | Jan 1999 |
| 30942 | W & T Oil Properties, Inc. | | Oil & Gas Operator | Nov 1989 |
| 30943 | W & W Oil, Inc. | Lovington, NM 88260 | Oil & Gas Operator | May 1999 |
| 30944 | W & W Prod Compa | | Oil Operator | Oct 1995 |
| 30945 | W & W Production Company, General Partnership | Chanute, KS 66720 | Oil & Gas Operator | Mar 2025 |
| 30946 | W & W Production, LLC | Wichita Falls, TX 76308 | Oil Operator | Jul 2025 |
| 30947 | W & W Properties | Westbrook, TX 79565 | Oil & Gas Operator | Aug 2018 |
| 30948 | W & W Services, Inc. | Palestine, TX 75802 | Oil & Gas Operator | Mar 2008 |
| 30949 | W 10 Holdings Inc | | Oil & Gas Operator | Dec 1998 |
| 30950 | W B Hamilton Estate | Wichita Falls, TX 76301 | Oil & Gas Operator | Jan 2021 |
| 30951 | W B Osborn Oil And Gas Operations LTD | | Oil Operator | Mar 2025 |
| 30952 | W B Powers Production Serv. | | Oil Operator | Feb 1991 |
| 30953 | W B Yarborough | Hobbs, NM 88241 | Oil & Gas Operator | Nov 1995 |
| 30954 | W C Investments LTD | Salt Lake City, UT 84120 | Oil & Gas Operator | Aug 2000 |
| 30955 | W C S Inc | Pottsboro, TX 75076 | Oil & Gas Operator | Oct 2019 |
| 30956 | W C T Operating LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Apr 2025 |
| 30957 | W D L Enterprises, Inc | | Oil & Gas Operator | Apr 1983 |
| 30958 | W E Jeffers | Artesia, NM 88210 | Oil Operator | Nov 2004 |
| 30959 | W H Brininstool | Jal, NM 88252 | Oil & Gas Operator | Aug 2006 |
| 30960 | W H Patten Drilling Co | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2024 |
| 30961 | W J Sweatt | Artesoa, NM 88211 | Oil Operator | Oct 2020 |
| 30962 | W K Frost Inc | Newark, OH 43055 | Oil & Gas Operator | Dec 2020 |
| 30963 | W M A Corporation | Wichita, KS 67278-1713 | Oil & Gas Operator | Jan 1998 |
| 30964 | W M Energy Corp | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2015 |
| 30965 | W M Gallaway | Farmington, NM 874990307 | Oil & Gas Operator | Jun 2013 |
| 30966 | W M Petroleum LLC | Cedar Vale, KS 67024 | Oil Operator | Feb 2025 |
| 30967 | W M Smith | | Oil Operator | Jun 1989 |
| 30968 | W P Brown Enterprises Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 2024 |
| 30969 | W P Oil & Gas LLC | Coweta, OK 74429-5465 | Oil & Gas Operator | Mar 2015 |
| 30970 | W R Ericksen | Hobbs, NM 882411109 | Oil & Gas Operator | Jul 1994 |
| 30971 | W S Crude Oil Purchasing Inc | Oklahoma City, OK 73129-7613 | Oil & Gas Operator | May 2008 |
| 30972 | W T X Capital Investments, LLC | Wichita Falls, TX 76308 | Oil Operator | Jul 2025 |
| 30973 | W W Energy Corp | | Oil & Gas Operator | Apr 2025 |
| 30974 | W W Energy Corp And Flynn Energy | | Oil & Gas Operator | Oct 2024 |
| 30975 | W W Pet Service, Inc | Dixon, KY 42409 | Oil & Gas Operator | Dec 2022 |
| 30976 | W&S Energy LLC | Woodward, OK 73801 | Oil & Gas Operator | Sep 2022 |
| 30977 | W&W Oil And Gas, Inc. | Muenster, TX 76252 | Oil Operator | Jul 2025 |
| 30978 | W&W Oil Co | Denver City, TX 79323 | Oil Operator | Jun 2002 |
| 30979 | W-N Energy Corp | Tulsa, OK 74121-1468 | Oil & Gas Operator | Nov 1994 |
| 30980 | W-R Oil Company | | Oil Operator | Jul 1990 |
| 30981 | W. A. Boser Oil | Allegany, NY 14706 | Oil Operator | Dec 2024 |
| 30982 | W. A. Moncrief | | Oil & Gas Operator | Jun 2010 |
| 30983 | W. A. Moncrief, Jr. | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2025 |
| 30984 | W. A. Parker | | Oil & Gas Operator | Jan 1981 |
| 30985 | W. A. Stanberry | | Oil & Gas Operator | Nov 1988 |
| 30986 | W. B. D. Oil & Gas Company | Pampa, TX 79066 | Oil & Gas Operator | Dec 1995 |
| 30987 | W. B. Inabnet | | Gas Operator | Oct 1985 |
| 30988 | W. B. Jayred | | Oil & Gas Operator | Aug 1982 |
| 30989 | W. B. McCarter, Jr., Inc. | | Oil & Gas Operator | Dec 1995 |
| 30990 | W. C. Allen | | Oil & Gas Operator | Dec 2024 |
| 30991 | W. C. Emmons | | Oil Operator | Jan 2025 |
| 30992 | W. D. Henry & Sons, Inc. | Eden, NY 14057 | Gas Operator | Dec 2024 |
| 30993 | W. D. Roberson | | Gas Operator | Mar 2021 |
| 30994 | W. D. Short Oil Co. | | Oil Operator | Apr 2004 |
| 30995 | W. D. Tarver | | Oil Operator | Aug 2005 |
| 30996 | W. E. B. Well Tending Service, Inc. | Vienna, WV 26105 | Oil & Gas Operator | Nov 2011 |
| 30997 | W. E. O'Malley, Inc. | | Oil & Gas Operator | Jun 1991 |
| 30998 | W. E. Orr | | Oil & Gas Operator | Dec 2024 |
| 30999 | W. G. Darsey, III | | Oil & Gas Operator | Nov 1981 |
| 31000 | W. H. Beene | | Oil & Gas Operator | Jan 2025 |