| 1 | V & H Oil, L.P. | Muenster, TX 76252 | Oil & Gas Operator | Dec 2025 |
| 2 | V S Oil Company | Burkburnett, TX 76354 | Oil & Gas Operator | Dec 2025 |
| 3 | V-F Petroleum Inc. | Midland, TX 79702 | Oil & Gas Operator | Dec 2025 |
| 4 | V/J Oil Company | Yancey, TX 78886 | Oil & Gas Operator | Oct 2015 |
| 5 | Vaalco Energy (USA), Inc. | Houston, TX 77042 | Oil & Gas Operator | Dec 2016 |
| 6 | Vac-U-Lift Production Co.,Inc. | Lake Forest, CA 92630 | Oil & Gas Operator | Dec 2025 |
| 7 | Vaca Operating Company LLC | Pacific PLSDS, CA 90272 | Oil & Gas Operator | Aug 2017 |
| 8 | Vale Petroleum Corporation | Houston, TX 77042 | Gas Operator | Jan 1995 |
| 9 | Valence Operating Company | Kingwood, TX 77339 | Oil & Gas Operator | Dec 2025 |
| 10 | Valentine Oil & Gas, L.C. | Carmine, TX 78932 | Oil Operator | Nov 2018 |
| 11 | Valera Oil Company | Kingsland, TX 78639 | Oil & Gas Operator | Apr 2000 |
| 12 | Valerius, Inc. & Zine, Inc. | Corpus Chrsti, TX 78473 | Oil & Gas Operator | Jul 1994 |
| 13 | Valerius, Robert D. Inc. | Corpus Chrsti, TX 78473 | Oil & Gas Operator | Aug 2003 |
| 14 | Validus Energy II Midcon LLC | Denver, CO 80202 | Oil & Gas Operator | Dec 2025 |
| 15 | Validus NRG Aquilas Assetco LLC | Denver, CO 80202 | Oil & Gas Operator | Nov 2022 |
| 16 | Validus Operating Inc. | Port Aransas, TX 78373 | Oil & Gas Operator | Oct 1998 |
| 17 | Valla Energy Corporation | Odessa, TX 79762 | Oil & Gas Operator | Aug 2003 |
| 18 | Valley Gathering Company | Midland, TX 79702 | Oil & Gas Operator | Feb 1997 |
| 19 | Valley Petrochemicals, LLC | Pharr, TX 78577 | Oil Operator | Dec 2025 |
| 20 | Valley Petroleum Company | Abilene, TX 79608 | Oil & Gas Operator | Dec 2025 |
| 21 | Valley Resources, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Aug 2003 |
| 22 | Valor Energy, LLC | Dallas, TX 75205 | Oil & Gas Operator | May 2023 |
| 23 | Valpoint Operating, LLC | Amarillo, TX 79101 | Oil & Gas Operator | Dec 2025 |
| 24 | Vamos Oil & Gas, LLC | Miami, FL 33129 | Oil & Gas Operator | Dec 2025 |
| 25 | Van Oil Co Inc | Fort Worth, TX 76116 | Oil Operator | Dec 1997 |
| 26 | Van Operating, LTD. | Albany, TX 76430 | Oil & Gas Operator | Dec 2025 |
| 27 | Van Tol Oil | Sanger, TX 76266 | Oil & Gas Operator | Dec 2025 |
| 28 | Van Winkle Oil | Floresville, TX 78114 | Oil & Gas Operator | Dec 2025 |
| 29 | Vanco Oil & Gas Corp. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2025 |
| 30 | Vandermeer Energy Corp. | Dallas, TX 75225 | Oil & Gas Operator | Nov 1998 |
| 31 | Vandeveer Energy, LLC | Dallas, TX 75225 | Oil & Gas Operator | Jul 2016 |
| 32 | Vanek, R. J. | Iowa Park, TX 76367 | Oil & Gas Operator | Dec 2025 |
| 33 | Vanguard Operating, LLC | Houston, TX 77057 | Oil & Gas Operator | Aug 2019 |
| 34 | Vanguard Permian, LLC | Houston, TX 77057 | Oil & Gas Operator | Nov 2018 |
| 35 | Vanguard Production Company | Lubbock, TX 79410 | Oil & Gas Operator | Dec 2025 |
| 36 | Vannatter, Louis E. | Medina, TX 78055 | Oil & Gas Operator | Dec 1996 |
| 37 | Vantage Fort Worth Energy LLC | Pittsburgh, PA 15222 | Oil & Gas Operator | Dec 2025 |
| 38 | Vantage Operating II, LLC | San Antonio, TX 78230 | Oil & Gas Operator | Dec 2025 |
| 39 | Vantage Operating, LLC | San Antonio, TX 78230 | Oil & Gas Operator | Dec 2025 |
| 40 | Vantage Point Operating Co. | Houston, TX 77057 | Oil & Gas Operator | Dec 2014 |
| 41 | Vanya Oil & Gas, Inc. | Hardin, TX 77561 | Oil & Gas Operator | Dec 2025 |
| 42 | Vaquero Gas Company,Incorporated | Houston, TX 77002 | Oil & Gas Operator | Jun 1993 |
| 43 | Vaquero Oil & Gas, Inc. | League City, TX 77573 | Oil & Gas Operator | Aug 2008 |
| 44 | Vaquero Operating | FT Stockton, TX 79735 | Oil & Gas Operator | Dec 2025 |
| 45 | Vaquillas Operating, Inc. | Laredo, TX 78041 | Oil & Gas Operator | Dec 2002 |
| 46 | Varas Energy Operating Company, LLC | Houston, TX 77005 | Oil & Gas Operator | Dec 2025 |
| 47 | Vargas Energy, LTD. | Fort Worth, TX 76109 | Gas Operator | Dec 2025 |
| 48 | Vargas Oil & Gas | San Antonio, TX 78240 | Oil Operator | Dec 2025 |
| 49 | Vast Oil TX Operating LLC | Fullerton, CA 92832 | Oil & Gas Operator | Dec 2025 |
| 50 | Vastar Resources Inc | Houston, TX 77253 | Oil & Gas Operator | Jun 2025 |
| 51 | Vaughan Operating Company, LLC | Shreveport, LA 71101 | Oil & Gas Operator | Jun 2009 |
| 52 | Vaughan Production Company, Inc. | Norman, OK 73072 | Oil & Gas Operator | Sep 2014 |
| 53 | Vaughn Petroleum, Inc. | Dallas, TX 75219 | Oil & Gas Operator | May 2004 |
| 54 | Vec Operating, LLC | Henderson, TX 75654 | Oil & Gas Operator | Dec 2025 |
| 55 | Vecta Oil & Gas LTD | Dallas, TX 75235 | Oil & Gas Operator | Sep 2025 |
| 56 | Vector Energy Corporation | Houston, TX 77060 | Oil & Gas Operator | Dec 2025 |
| 57 | Vector Exploration Inc | Oklahoma City, OK 73142-4430 | Oil & Gas Operator | Dec 2018 |
| 58 | Vector Oil & Gas LP | Midland, TX 79701 | Oil & Gas Operator | Sep 2014 |
| 59 | Vega Energy Company | Nichols Hill, OK 73116 | Oil & Gas Operator | Sep 2015 |
| 60 | Vega Exploration, Inc. | Neenah, WI 54956 | Gas Operator | Jun 2021 |
| 61 | Vega Operating Company | Eaton, CO 80615 | Oil & Gas Operator | Dec 2025 |
| 62 | Veitenheimer Oil Co. | Windthorst, TX 76389 | Oil Operator | Dec 2025 |
| 63 | Venado Oil & Gas, LLC | Austin, TX 78738 | Oil & Gas Operator | Oct 2016 |
| 64 | Venado Operating Company LLC | Austin, TX 78738 | Oil & Gas Operator | Mar 2022 |
| 65 | Venado Petroleum Corporation | Dallas, TX 75231 | Oil & Gas Operator | May 2012 |
| 66 | Vencer Energy, LLC | Abilene, TX 79602 | Oil & Gas Operator | Dec 2023 |
| 67 | Veneto Exploration, LLC | Richardson, TX 75083 | Oil & Gas Operator | Dec 2025 |
| 68 | Venoco, Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2008 |
| 69 | Ventex Operating Corp. | Addison, TX 75001 | Oil & Gas Operator | Dec 2025 |
| 70 | Ventum Oil And Gas, LP | Northbrook, IL 60062 | Oil & Gas Operator | Mar 2010 |
| 71 | Ventura Oil & Gas Company | San Antonio, TX 78205 | Oil & Gas Operator | Mar 2002 |
| 72 | Venture 9 | Sourlake, TX 77659 | Oil & Gas Operator | Aug 2003 |
| 73 | Venture Production Service Inc. | Millersview, TX 76862 | Oil & Gas Operator | Dec 2025 |
| 74 | Venus Exploration, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Jul 2013 |
| 75 | Venus Oil Company | San Antonio, TX 78209 | Oil & Gas Operator | Dec 2002 |
| 76 | Veracity Energy LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Aug 2023 |
| 77 | Verado Energy, Inc. | Allen, TX 75013 | Oil & Gas Operator | Oct 2025 |
| 78 | Verdad Oil & Gas Corporation | Dallas, TX 75235 | Oil & Gas Operator | Dec 2025 |
| 79 | Verdugo-Pablo Energy, LLC | Amarillo, TX 79105 | Oil & Gas Operator | Nov 2024 |
| 80 | Verdun Oil & Gas LLC | Houston, TX 77024 | Oil & Gas Operator | Dec 2025 |
| 81 | Verdun Oil Ef II LLC | Houston, TX 77024 | Oil & Gas Operator | Dec 2025 |
| 82 | Veritas Energy LLC | San Antonio, TX 78231 | Oil & Gas Operator | Dec 2025 |
| 83 | Vermilion Resources, Inc. | Houston, TX 77060 | Oil & Gas Operator | Sep 2009 |
| 84 | Vermillion Production, Inc. | Pearsall, TX 78061 | Oil & Gas Operator | Dec 2025 |
| 85 | Vernor, Milburn | Uvalde, TX 78801 | Oil & Gas Operator | Aug 2008 |
| 86 | Vertox LLC | Southlake, TX 76092 | Oil Operator | May 2025 |
| 87 | Verus Energy, Inc | Houston, TX 77098 | Oil & Gas Operator | Sep 2004 |
| 88 | Vess Oil Corporation | Dallas, TX 75201 | Oil & Gas Operator | Dec 2025 |
| 89 | Vestal, L. D. Oil Company | Fort Worth, TX 76132 | Oil & Gas Operator | Dec 2025 |
| 90 | Vestal, W. D., Oil Co. | Iowa Park, TX 76367 | Oil & Gas Operator | Dec 1998 |
| 91 | Vestige Energy, LLC | Alvin, TX 77511 | Oil & Gas Operator | Dec 2025 |
| 92 | Veteran Exploration & Prod, LLC | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 93 | Via, James R. | Talco, TX 75487 | Oil & Gas Operator | Dec 2025 |
| 94 | Viathon Hydrocarbons, Inc. | Dallas, TX 75205 | Oil & Gas Operator | Oct 2020 |
| 95 | Vicars Oil & Gas Corporation | Bowie, TX 76230 | Gas Operator | Jul 2010 |
| 96 | Viceroy Petroleum GP, LLC | Rockdale, TX 76567 | Oil & Gas Operator | Feb 2010 |
| 97 | Viceroy Petroleum, LP | College Sta, TX 77845 | Oil & Gas Operator | Dec 2025 |
| 98 | Victoria Operating, Inc. | Victoria, TX 77903 | Oil & Gas Operator | Dec 2025 |
| 99 | Victorian Oil & Gas | Monahans, TX 79756 | Oil Operator | Dec 2025 |
| 100 | Victory Eagle Utility SV Y, Inc. | Newark, TX 76071 | Gas Operator | Dec 2025 |