| 10601 | Subterranean Energy, LLC | Tyler, TX 75705 | Oil & Gas Operator | Apr 2026 |
| 10602 | Success Oil Company, Inc. | Beverly Hills, CA 90211 | Oil & Gas Operator | Apr 2026 |
| 10603 | Sue-Ann Operating, L.C. | Victoria, TX 77903 | Oil & Gas Operator | Apr 2026 |
| 10604 | Sue-Ann Production Company | Victoria, TX 77903 | Oil & Gas Operator | Mar 2008 |
| 10605 | Suemaur Expl. & Prod., LLC | Corpus Christ, TX 78401 | Oil & Gas Operator | Jun 2024 |
| 10606 | Suemaur Exploration, Inc. | Corpus Chrsti, TX 78470 | Oil & Gas Operator | Mar 2008 |
| 10607 | Suemaur Operating LLC | Corpus Christ, TX 78401 | Oil & Gas Operator | Apr 2026 |
| 10608 | Sugar Enterprises, LLC | Tyler, TX 75713 | Oil & Gas Operator | Apr 2026 |
| 10609 | Suits & Jeans, LLC | Pampa, TX 79066 | Oil & Gas Operator | Apr 2026 |
| 10610 | Sukay Oil & Gas, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Aug 2003 |
| 10611 | Sullivan & Co. | Tulsa, OK 74114 | Oil & Gas Operator | May 2022 |
| 10612 | Sullivan - Wells | Amarillo, TX 79101 | Gas Operator | Apr 2026 |
| 10613 | Sullivan, Hollis R. Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | Feb 2009 |
| 10614 | Sulphur River Exploration, Inc. | Dallas, TX 75244 | Oil & Gas Operator | Apr 2026 |
| 10615 | Summit Discovery Res II LLC | Houston, TX 77024 | Oil & Gas Operator | Sep 2019 |
| 10616 | Summit Energy,Inc | Littleton, CO 80127 | Oil & Gas Operator | Aug 2013 |
| 10617 | Summit Exploration, L.L.C. | Tulsa, OK 74119 | Oil & Gas Operator | Mar 2008 |
| 10618 | Summit Overseas Expl., Inc. | Lakewood, CO 80226 | Oil & Gas Operator | Apr 2007 |
| 10619 | Summit Petroleum LLC | Midland, TX 79705 | Oil & Gas Operator | Apr 2026 |
| 10620 | Summit Resources MGMT., LLC. | Edmond, OK 73083 | Oil & Gas Operator | Apr 2026 |
| 10621 | Summit Resources, Inc. | Houston, TX 77077 | Oil & Gas Operator | Sep 2016 |
| 10622 | Summitt Resources | Corsicana, TX 75110 | Oil & Gas Operator | Apr 2008 |
| 10623 | Sun Exploration, Inc. | Alice, TX 78333 | Oil & Gas Operator | Apr 2026 |
| 10624 | Sun Oil Company | Dallas, TX 75373 | Oil & Gas Operator | Dec 2021 |
| 10625 | Sun Resources Texas, Inc. | Longview, TX 75606 | Oil & Gas Operator | Dec 2024 |
| 10626 | Sun River Operating, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Apr 2026 |
| 10627 | Sun-Key Oil Co., Inc. | Dublin, TX 76446 | Oil & Gas Operator | Apr 2026 |
| 10628 | Sunbelt Salvage | Eastland, TX 76448 | Oil & Gas Operator | Sep 1998 |
| 10629 | Sunburst, Inc. | Wheat Ridge, CO 80033 | Oil & Gas Operator | Jan 2026 |
| 10630 | Suncoast Investments Co., Inc. | Plano, TX 75074 | Oil & Gas Operator | Oct 2001 |
| 10631 | Suncoast Technical Services Inc | Dallas, TX 75251 | Oil & Gas Operator | Apr 2026 |
| 10632 | Sundance Consulting Corp. | Abilene, TX 79605 | Oil & Gas Operator | Apr 2026 |
| 10633 | Sundance Energy Inc | Denver, CO 80202 | Oil & Gas Operator | Jul 2014 |
| 10634 | Sundance Oil & Gas, Inc. | Pampa, TX 79065 | Oil & Gas Operator | Mar 2012 |
| 10635 | Sundance Resources, Inc. | Rio VIsta, TX 76093 | Oil & Gas Operator | Mar 2012 |
| 10636 | Sunday Corporation | Olney, TX 76374 | Oil & Gas Operator | Apr 2026 |
| 10637 | Sundial Resources, Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 2026 |
| 10638 | Sundown Energy LP | Dallas, TX 75248 | Oil & Gas Operator | Apr 2026 |
| 10639 | Sundown Energy, Inc. | Dallas, TX 75240 | Oil & Gas Operator | May 2025 |
| 10640 | Sundown Oil Operating, LLC | Graham, TX 76450 | Oil Operator | Apr 2026 |
| 10641 | Sunergon Oil Operating, LLC | Gainesville, TX 76240 | Oil Operator | Apr 2026 |
| 10642 | Sunland Production Company, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Jan 2026 |
| 10643 | Sunlight Exploration, Inc. | Canyon, TX 79015 | Oil & Gas Operator | Apr 2026 |
| 10644 | Sunray Energy, Inc. | Round Rock, TX 78683 | Oil & Gas Operator | Nov 2018 |
| 10645 | Sunray Oil Co., Inc. | Pampa, TX 79065 | Oil & Gas Operator | Jan 2013 |
| 10646 | Sunray Operating Company LLC | Sugar Land, TX 77498 | Oil & Gas Operator | Nov 2024 |
| 10647 | Sunray-Taylor, Inc. | Midland, TX 79701 | Oil & Gas Operator | Nov 1993 |
| 10648 | Sunrise Enterprises | Bowie, TX 76230 | Oil & Gas Operator | Dec 2016 |
| 10649 | Sunrise Oil, LTD. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 2004 |
| 10650 | Sunset Energy L L C | Palm Harbor, FL 34683-3044 | Oil Operator | Dec 2024 |
| 10651 | Sunset Leases LLC | Ozona, TX 76943 | Oil Operator | Apr 2026 |
| 10652 | Sunstone Energy Company | Tulsa, OK 74153 | Oil & Gas Operator | Aug 2009 |
| 10653 | Sunterra Energy Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Dec 2009 |
| 10654 | Sunwest Oklahoma, Inc | Dallas, TX 75231 | Oil & Gas Operator | May 2023 |
| 10655 | Sunwest Operating Company L.L.C. | Englewood, CO 80155 | Oil & Gas Operator | Aug 2002 |
| 10656 | Suoco Oil Corporation | Pampa, TX 79066 | Oil & Gas Operator | Apr 2026 |
| 10657 | Supa Energy, Inc. | Shamrock, TX 79079 | Oil & Gas Operator | Apr 2026 |
| 10658 | Superior Midstream, LLC | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2020 |
| 10659 | Superior Oil & Gas Invt, L.L.C. | Conroe, TX 77305 | Gas Operator | Jul 2018 |
| 10660 | Superior Royalty, LLC | Lindale, TX 75771 | Oil Operator | Apr 2026 |
| 10661 | Supreme Energy Company, Inc. | Abilene, TX 79601 | Oil & Gas Operator | Apr 2026 |
| 10662 | Sure Flow Oil & Gas Company | Victoria, TX 77902 | Oil & Gas Operator | Mar 2008 |
| 10663 | Sure Flow Oil & Gas, Inc. | Victoria, TX 77902 | Oil & Gas Operator | Apr 2026 |
| 10664 | Surge Operating, LLC | Houston, TX 77041 | Oil & Gas Operator | Apr 2026 |
| 10665 | Surge Solutions, Inc. | Bandera, TX 78003 | Oil & Gas Operator | Apr 2026 |
| 10666 | Susanna Corporation | Breckenridge, TX 76424 | Oil & Gas Operator | Apr 2026 |
| 10667 | Sutherland Energy Co., LLC | Bridgeport, TX 76426 | Oil & Gas Operator | Apr 2026 |
| 10668 | Sutterfield-Tisdale-Payne, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 1998 |
| 10669 | Sutton Oil Co. | San Antonio, TX 78254 | Oil & Gas Operator | Apr 2026 |
| 10670 | Sutton Producing Corp. | San Antonio, TX 78270 | Oil & Gas Operator | Apr 2026 |
| 10671 | Sutton, John E. | Oregon, OH 43616 | Oil & Gas Operator | Apr 2026 |
| 10672 | Sutton, Robert E., Inc. | Odessa, TX 79760 | Oil & Gas Operator | Mar 1997 |
| 10673 | SV Energy Company, LLC | Corpus Christ, TX 78401 | Oil & Gas Operator | Mar 2017 |
| 10674 | Sven Permian, LLC | Houston, TX 77243 | Oil & Gas Operator | Aug 2025 |
| 10675 | SW Operating, Inc. | Kilgore, TX 75662 | Oil & Gas Operator | Sep 2000 |
| 10676 | Swab Oil Co. | Midland, TX 79702 | Oil & Gas Operator | Apr 2026 |
| 10677 | Swaim, Charles | Tolar, TX 76476 | Oil & Gas Operator | Apr 2020 |
| 10678 | Swan PC, LP | Jacksboro, TX 76458 | Oil & Gas Operator | Apr 2026 |
| 10679 | Swan Production Co. | Jacksboro, TX 76458 | Oil & Gas Operator | Nov 2009 |
| 10680 | Swanner Properties | Wichita Falls, TX 76309 | Oil & Gas Operator | Apr 2026 |
| 10681 | Swanson & Vestal | Electra, TX 76360 | Oil & Gas Operator | Oct 1997 |
| 10682 | Swanson Operating, Inc. | Holliday, TX 76366 | Oil Operator | Apr 2026 |
| 10683 | Swanson, Tom | Electra, TX 76360 | Oil & Gas Operator | Oct 2004 |
| 10684 | Swanson, Tommy Oil Co. | Electra, TX 76360 | Oil & Gas Operator | Mar 2017 |
| 10685 | Swaringin, Howard Operating | Maryneal, TX 79535 | Oil & Gas Operator | May 2003 |
| 10686 | Swartz Oil Company | San Angelo, TX 76906 | Oil & Gas Operator | Apr 2026 |
| 10687 | Swartz, Guy A. | San Angelo, TX 76904 | Oil & Gas Operator | Aug 1993 |
| 10688 | Sweet Crude Operating LLC | Brenham, TX 77834 | Oil & Gas Operator | Apr 2026 |
| 10689 | Sweet Texas T Energy LLC | Clyde, TX 79510 | Oil Operator | Apr 2026 |
| 10690 | Sweetwater Drilling Co., Inc. | Fort Worth, TX 76116 | Oil & Gas Operator | Apr 2026 |
| 10691 | Sweetwater Production, Inc. | Abilene, TX 79602 | Oil & Gas Operator | Apr 2026 |
| 10692 | Swenson Backhoe Service, Inc. | Electra, TX 76360 | Oil Operator | Apr 2026 |
| 10693 | Swenson, Clifford E. | Henrietta, TX 76365 | Oil & Gas Operator | Apr 2026 |
| 10694 | Swepi LP | Houston, TX 77079 | Oil & Gas Operator | Jul 2020 |
| 10695 | Swiess & Thomas | San Antonio, TX 78247 | Oil Operator | Apr 2026 |
| 10696 | Swift Energy Company | Houston, TX 77060 | Oil & Gas Operator | Mar 2021 |
| 10697 | Swift Energy Operating, LLC | Houston, TX 77079 | Oil & Gas Operator | Jun 2017 |
| 10698 | SWJN Oil Company | Kilgore, TX 75663 | Oil Operator | Apr 2026 |
| 10699 | SWN Production Company, LLC | Spring, TX 77391 | Oil & Gas Operator | Dec 2025 |
| 10700 | SWN Production LLC | Spring, TX 77389-4954 | Oil & Gas Operator | Feb 2022 |