| 30701 | W & T Offshore, L.L.C. | Houston, TX 77046 | Gas Operator | Jan 1999 |
| 30702 | W & T Oil Properties, Inc. | | Oil & Gas Operator | Nov 1989 |
| 30703 | W & W Oil & Gas LLC | Wynona, OK 74084 | Oil Operator | Sep 2024 |
| 30704 | W & W Oil, Inc. | Lovington, NM 88260 | Oil & Gas Operator | May 1999 |
| 30705 | W & W Prod Compa | | Oil Operator | Oct 1995 |
| 30706 | W & W Production Company, General Partnership | Chanute, KS 66720 | Oil & Gas Operator | Jul 2024 |
| 30707 | W & W Production, LLC | Wichita Falls, TX 76308 | Oil Operator | Nov 2024 |
| 30708 | W & W Properties | Westbrook, TX 79565 | Oil & Gas Operator | Aug 2018 |
| 30709 | W & W Services, Inc. | Palestine, TX 75802 | Oil & Gas Operator | Mar 2008 |
| 30710 | W B Hamilton Estate | Wichita Falls, TX 76301 | Oil & Gas Operator | Jan 2021 |
| 30711 | W B Osborn Oil And Gas Operations LTD | | Oil Operator | Aug 2024 |
| 30712 | W B Powers Production Serv. | | Oil Operator | Feb 1991 |
| 30713 | W B Yarborough | Hobbs, NM 88241 | Oil & Gas Operator | Nov 1995 |
| 30714 | W C Investments LTD | Salt Lake City, UT 84120 | Oil & Gas Operator | Aug 2000 |
| 30715 | W C S Inc | Pottsboro, TX 75076 | Oil & Gas Operator | Oct 2019 |
| 30716 | W C T Operating LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Aug 2024 |
| 30717 | W D L Enterprises, Inc | | Oil & Gas Operator | Apr 1983 |
| 30718 | W E Jeffers | Artesia, NM 88210 | Oil Operator | Nov 2004 |
| 30719 | W H Brininstool | Jal, NM 88252 | Oil & Gas Operator | Aug 2006 |
| 30720 | W H Patten Drilling Co | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2023 |
| 30721 | W J Sweatt | Artesoa, NM 88211 | Oil Operator | Oct 2020 |
| 30722 | W K Frost Inc | Newark, OH 43055 | Oil & Gas Operator | Dec 2020 |
| 30723 | W M A Corporation | Wichita, KS 67278-1713 | Oil & Gas Operator | Jan 1998 |
| 30724 | W M Gallaway | Farmington, NM 874990307 | Oil & Gas Operator | Jun 2013 |
| 30725 | W M Operating, Inc | Stephens, AR 71764 | Oil Operator | Jul 2021 |
| 30726 | W M Petroleum LLC | Cedar Vale, KS 67024 | Oil Operator | Jul 2024 |
| 30727 | W M Smith | | Oil Operator | Jun 1989 |
| 30728 | W P Brown Enterprises Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 2023 |
| 30729 | W P Oil & Gas LLC | Coweta, OK 74429-5465 | Oil & Gas Operator | Mar 2015 |
| 30730 | W R Ericksen | Hobbs, NM 882411109 | Oil & Gas Operator | Jul 1994 |
| 30731 | W S Crude Oil Purchasing Inc | Oklahoma City, OK 73129-7613 | Oil & Gas Operator | May 2008 |
| 30732 | W T X Capital Investments, LLC | Wichita Falls, TX 76308 | Oil Operator | Nov 2024 |
| 30733 | W W Energy Corp | | Oil & Gas Operator | Mar 2024 |
| 30734 | W W Energy Corp And Flynn Energy | | Oil & Gas Operator | Jun 2022 |
| 30735 | W W Pet Service, Inc | Dixon, KY 42409 | Oil & Gas Operator | Dec 2022 |
| 30736 | W&S Energy LLC | Woodward, OK 73801 | Oil & Gas Operator | Sep 2022 |
| 30737 | W&W Oil And Gas, Inc. | Muenster, TX 76252 | Oil Operator | Nov 2024 |
| 30738 | W&W Oil Co | Denver City, TX 79323 | Oil Operator | Jun 2002 |
| 30739 | W-N Energy Corp | Tulsa, OK 74121-1468 | Oil & Gas Operator | Nov 1994 |
| 30740 | W-R Oil Company | | Oil Operator | Jul 1990 |
| 30741 | W. A. Boser Oil | Allegany, NY 14706 | Oil Operator | Dec 2023 |
| 30742 | W. A. Moncrief | | Oil & Gas Operator | Jun 2010 |
| 30743 | W. A. Moncrief, Jr. | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2024 |
| 30744 | W. A. Parker | | Oil & Gas Operator | Jan 1981 |
| 30745 | W. A. Stanberry | | Oil & Gas Operator | Nov 1988 |
| 30746 | W. B. D. Oil & Gas Company | Pampa, TX 79066 | Oil & Gas Operator | Dec 1995 |
| 30747 | W. B. Jayred | | Oil & Gas Operator | Aug 1982 |
| 30748 | W. B. McCarter, Jr., Inc. | | Oil & Gas Operator | Dec 1995 |
| 30749 | W. C. Allen | | Oil & Gas Operator | Jul 2024 |
| 30750 | W. C. Emmons | | Oil Operator | Jul 2024 |
| 30751 | W. D. Henry & Sons, Inc. | Eden, NY 14057 | Gas Operator | Dec 2023 |
| 30752 | W. D. Roberson | | Gas Operator | Mar 2021 |
| 30753 | W. D. Short Oil Co. | | Oil Operator | Apr 2004 |
| 30754 | W. D. Tarver | | Oil Operator | Aug 2005 |
| 30755 | W. E. O'Malley, Inc. | | Oil & Gas Operator | Jun 1991 |
| 30756 | W. E. Orr | | Oil & Gas Operator | Jun 2024 |
| 30757 | W. G. Darsey, III | | Oil & Gas Operator | Nov 1981 |
| 30758 | W. H. Beene | | Oil & Gas Operator | Jul 2024 |
| 30759 | W. H. Hunt | | Oil & Gas Operator | Jan 1984 |
| 30760 | W. H. Hunt Trust Estate | | Oil & Gas Operator | Mar 1997 |
| 30761 | W. H. Hunt, Et Al | | Oil & Gas Operator | Jul 1990 |
| 30762 | W. Harlan Beene | | Oil Operator | Jul 2024 |
| 30763 | W. Harlan Beene Et Al | | Oil Operator | Dec 2002 |
| 30764 | W. J. Hamilton Operator | | Oil Operator | Aug 1978 |
| 30765 | W. J. Wegman, Jr. | | Gas Operator | Dec 1991 |
| 30766 | W. L. Estis | | Oil & Gas Operator | Dec 1999 |
| 30767 | W. L. Puls & T. D. Rush | | Oil & Gas Operator | Dec 1980 |
| 30768 | W. L. Rambo | | Oil Operator | Apr 1981 |
| 30769 | W. L. Rambo, Inc. | | Oil & Gas Operator | Aug 1985 |
| 30770 | W. M. Elliott Jr. | | Oil & Gas Operator | Dec 2009 |
| 30771 | W. M. Inabnet Agent | | Gas Operator | Oct 1985 |
| 30772 | W. M. Morgan | | Oil Operator | Jan 1985 |
| 30773 | W. R. Dudley | | Oil & Gas Operator | Aug 2024 |
| 30774 | W. R. G. Oil & Gas, Inc. | Arlington, TX 76013 | Oil & Gas Operator | Dec 1993 |
| 30775 | W. R. Jennings, Jr. | | Oil Operator | Aug 2003 |
| 30776 | W. R. Williams, Inc. | Amarillo, TX 79105 | Gas Operator | Dec 2019 |
| 30777 | W. S. Hale Petroleum | | Oil & Gas Operator | Jul 2015 |
| 30778 | W. S. Hale Petroleum, L.L.C. | | Oil & Gas Operator | Jul 2024 |
| 30779 | W. T. Waggoner Estate | | Oil & Gas Operator | Nov 1995 |
| 30780 | W. Trich & Hallwell, Inc. | | Oil & Gas Operator | Oct 1988 |
| 30781 | W. W. F. Oil Corporation | | Oil & Gas Operator | Dec 1999 |
| 30782 | W. W. Melton | | Oil Operator | Sep 1983 |
| 30783 | W.A. Oil Co. | Andrews, TX 79714 | Oil & Gas Operator | Aug 1997 |
| 30784 | W.B.D. Oil And Gas Inc. | Pampa, TX 79066 | Oil & Gas Operator | Oct 2019 |
| 30785 | W.D. Oil Company | Pampa, TX 79066 | Oil & Gas Operator | Oct 2001 |
| 30786 | W.D. Short Oil Co., LLC | Oxford, KS 67119 | Oil & Gas Operator | Jul 2024 |
| 30787 | W.E.S. Operating Company, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Nov 2011 |
| 30788 | W.H.D., Inc. | Euless, TX 76039 | Oil & Gas Operator | Aug 1998 |
| 30789 | W.I. Royalty, Inc. | Abilene, TX 79601 | Oil & Gas Operator | Nov 2009 |
| 30790 | W.I.F.T. Operating, LLC | | Oil & Gas Operator | Aug 2024 |
| 30791 | W.J., Inc. | Ellis, KS 67637 | Oil Operator | Jan 2001 |
| 30792 | W.L. Ranch Inc. | Caldwell, TX 77836 | Oil & Gas Operator | Nov 2024 |
| 30793 | W.O.G., Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 30794 | W.P. Moore, Inc. | | Oil Operator | Dec 1983 |
| 30795 | W.P.P.I. Inc. | Westbrook, TX 79565 | Oil & Gas Operator | Jul 2013 |
| 30796 | W.R. Guffey LLC | Dallas, TX 75206 | Oil & Gas Operator | Jul 2020 |
| 30797 | W.R.A. Oil Co. | | Oil & Gas Operator | Jul 2024 |
| 30798 | W.S. Red Hancock, Inc. | | Oil Operator | Dec 1986 |
| 30799 | W.T. Waggoner Estate, Inc. | Vernon, TX 76385 | Oil Operator | Nov 2024 |
| 30800 | W.W. Energy | Luling, TX 78648 | Oil & Gas Operator | Nov 2024 |