| 1 | W & W Oil, Inc. | Lovington, NM 88260 | Oil & Gas Operator | May 1999 |
| 2 | W B Hamilton Estate | Wichita Falls, TX 76301 | Oil & Gas Operator | Jan 2021 |
| 3 | W B Yarborough | Hobbs, NM 88241 | Oil & Gas Operator | Nov 1995 |
| 4 | W E Jeffers | Artesia, NM 88210 | Oil Operator | Nov 2004 |
| 5 | W H Brininstool | Jal, NM 88252 | Oil & Gas Operator | Aug 2006 |
| 6 | W J Sweatt | Artesoa, NM 88211 | Oil Operator | Oct 2020 |
| 7 | W M Gallaway | Farmington, NM 874990307 | Oil & Gas Operator | Jun 2013 |
| 8 | W R Ericksen | Hobbs, NM 882411109 | Oil & Gas Operator | Jul 1994 |
| 9 | W. A. Moncrief, Jr. | Fort Worth, TX 76102 | Oil & Gas Operator | Feb 2024 |
| 10 | Wade Energy Corporation | Carlsbad, NM 88220 | Oil & Gas Operator | Sep 1999 |
| 11 | Wadi Petroleum Inc | Houston, TX 77014 | Oil & Gas Operator | May 2018 |
| 12 | Wagner & Brown, LTD. | Midland, TX 79702 | Oil & Gas Operator | Aug 2014 |
| 13 | Wagner Oil Company | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2024 |
| 14 | Wallace Oil & Gas Inc | Oklahoma City, OK 73156 | Oil & Gas Operator | Apr 2024 |
| 15 | Wallen Production Co. | Midland, TX 79702 | Oil & Gas Operator | Aug 1996 |
| 16 | Walsh & Watts Inc | Aledo, TX 76008 | Oil & Gas Operator | Apr 2024 |
| 17 | Walter Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | May 2009 |
| 18 | Walton Properties LTD. | Midland, TX 79702 | Oil & Gas Operator | Feb 2004 |
| 19 | Wapiti Operating, LLC | Houston, TX 77043 | Oil & Gas Operator | Apr 2024 |
| 20 | Warren American Oil Co | Tulsa, OK 74147 | Oil & Gas Operator | Feb 2024 |
| 21 | Warren E & P Inc | Dallas, TX 75240 | Oil & Gas Operator | Dec 2023 |
| 22 | Warrior Inc | Hobbs, NM 88241 | Oil & Gas Operator | Feb 1998 |
| 23 | Wayne Head | Artesia, NM 88210 | Oil & Gas Operator | Apr 2009 |
| 24 | Wayne Moore | Midland, TX 79701 | Oil & Gas Operator | May 1997 |
| 25 | Wespac Energy, LLC | San Antonio, TX 78217 | Oil & Gas Operator | Dec 2019 |
| 26 | West Largo Corp | Tulsa, OK 74137 | Oil & Gas Operator | Sep 2023 |
| 27 | Westall-Mask | Roswell, NM 88201 | Oil & Gas Operator | Dec 1994 |
| 28 | Westbrook Oil Corp | Jal, NM 88252 | Oil & Gas Operator | May 2018 |
| 29 | Westerly Exploration, Inc. | Houston, TX 77256 | Oil & Gas Operator | Apr 2024 |
| 30 | Western Interior Energy Inc. | Denver, CO 80202 | Oil & Gas Operator | Jul 2020 |
| 31 | Western Oil & Minerals LTD | Farmington, NM 874991228 | Oil & Gas Operator | Feb 2024 |
| 32 | Western Oil Producers Inc | Roswell, NM 88202 | Oil & Gas Operator | Jul 2005 |
| 33 | Western Reserves Oil Co Inc | Midland, TX 79705 | Oil & Gas Operator | Oct 2020 |
| 34 | Westland Oil Development Corp. | Conroe, TX 77305 | Oil & Gas Operator | Mar 2008 |
| 35 | Weststar Exploration Co | Houston, TX 77027 | Oil & Gas Operator | Mar 2021 |
| 36 | White Rock Oil & Gas, LLC | Plano, TX 75024 | Oil & Gas Operator | Apr 2024 |
| 37 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
| 38 | Whittier Energy Company | Farmington, NM 87499 | Oil & Gas Operator | Nov 2002 |
| 39 | Wildcat Energy, LLC | Odessa, TX 79768 | Oil & Gas Operator | Jul 2021 |
| 40 | William C Bahlburg | Dallas, TX 75240 | Oil & Gas Operator | Dec 1994 |
| 41 | Willow Creek Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2009 |
| 42 | Willow Pipeline Co | Wetherford, OK 73096 | Oil & Gas Operator | Feb 2002 |
| 43 | Wiser Oil Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2019 |
| 44 | Wishbone Texas Operating Co LLC | Houston, TX 77064 | Oil & Gas Operator | Jul 2019 |
| 45 | WJC, Inc. | Post, TX 79356 | Oil & Gas Operator | Apr 2024 |
| 46 | Wood, McShane & Thams | Midland, TX 79702 | Oil & Gas Operator | Oct 1995 |
| 47 | Woodbine Petroleum, Inc. | Dallas, TX 75204 | Oil & Gas Operator | Aug 2003 |
| 48 | WPX Energy Permian, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2024 |
| 49 | WPX Energy Production LLC | Tulsa, OK 741013102 | Oil & Gas Operator | Nov 2020 |
| 50 | WTG Exploration Inc | Midland, TX 79705 | Oil & Gas Operator | Dec 2023 |
| 51 | Wti 1993 LTD | FT. Collins, CO 80526 | Oil & Gas Operator | Apr 1995 |
| 52 | Wyatt Permian, LLC | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Apr 2024 |
| 53 | Wynn-Crosby Operating LP | Dallas, TX 75201 | Oil & Gas Operator | Dec 2023 |