| 10601 | Sun-Key Oil Co., Inc. | Dublin, TX 76446 | Oil & Gas Operator | Jun 2026 |
| 10602 | Sunbelt Salvage | Eastland, TX 76448 | Oil & Gas Operator | Sep 1998 |
| 10603 | Sunburst, Inc. | Wheat Ridge, CO 80033 | Oil & Gas Operator | Mar 2026 |
| 10604 | Suncoast Investments Co., Inc. | Plano, TX 75074 | Oil & Gas Operator | Oct 2001 |
| 10605 | Suncoast Technical Services Inc | Dallas, TX 75251 | Oil & Gas Operator | Jun 2026 |
| 10606 | Sundance Consulting Corp. | Abilene, TX 79605 | Oil & Gas Operator | Jun 2026 |
| 10607 | Sundance Energy Inc | Denver, CO 80202 | Oil & Gas Operator | Jul 2014 |
| 10608 | Sundance Oil & Gas, Inc. | Pampa, TX 79065 | Oil & Gas Operator | Mar 2012 |
| 10609 | Sundance Resources, Inc. | Rio VIsta, TX 76093 | Oil & Gas Operator | Mar 2012 |
| 10610 | Sunday Corporation | Olney, TX 76374 | Oil & Gas Operator | Jun 2026 |
| 10611 | Sundial Resources, Inc. | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 10612 | Sundown Energy LP | Dallas, TX 75248 | Oil & Gas Operator | Jun 2026 |
| 10613 | Sundown Energy, Inc. | Dallas, TX 75240 | Oil & Gas Operator | May 2025 |
| 10614 | Sundown Oil Operating, LLC | Graham, TX 76450 | Oil Operator | Jun 2026 |
| 10615 | Sunergon Oil Operating, LLC | Gainesville, TX 76240 | Oil Operator | Jun 2026 |
| 10616 | Sunland Production Company, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2025 |
| 10617 | Sunlight Exploration, Inc. | Canyon, TX 79015 | Oil & Gas Operator | Jun 2026 |
| 10618 | Sunray Energy, Inc. | Round Rock, TX 78683 | Oil & Gas Operator | Nov 2018 |
| 10619 | Sunray Oil Co., Inc. | Pampa, TX 79065 | Oil & Gas Operator | Jan 2013 |
| 10620 | Sunray Operating Company LLC | Sugar Land, TX 77498 | Oil & Gas Operator | Nov 2024 |
| 10621 | Sunray-Taylor, Inc. | Midland, TX 79701 | Oil & Gas Operator | Nov 1993 |
| 10622 | Sunrise Enterprises | Bowie, TX 76230 | Oil & Gas Operator | Dec 2016 |
| 10623 | Sunrise Oil, LTD. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 2004 |
| 10624 | Sunset Energy L L C | Palm Harbor, FL 34683-3044 | Oil Operator | Dec 2024 |
| 10625 | Sunset Leases LLC | Ozona, TX 76943 | Oil Operator | Jun 2026 |
| 10626 | Sunstone Energy Company | Tulsa, OK 74153 | Oil & Gas Operator | Aug 2009 |
| 10627 | Sunterra Energy Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Dec 2009 |
| 10628 | Sunwest Oklahoma, Inc | Dallas, TX 75231 | Oil & Gas Operator | May 2023 |
| 10629 | Sunwest Operating Company L.L.C. | Englewood, CO 80155 | Oil & Gas Operator | Aug 2002 |
| 10630 | Suoco Oil Corporation | Pampa, TX 79066 | Oil & Gas Operator | Jun 2026 |
| 10631 | Supa Energy, Inc. | Shamrock, TX 79079 | Oil & Gas Operator | Jun 2026 |
| 10632 | Superior Midstream, LLC | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2020 |
| 10633 | Superior Oil & Gas Invt, L.L.C. | Conroe, TX 77305 | Gas Operator | Jul 2018 |
| 10634 | Superior Royalty, LLC | Lindale, TX 75771 | Oil Operator | Jun 2026 |
| 10635 | Supreme Energy Company, Inc. | Abilene, TX 79601 | Oil & Gas Operator | Jun 2026 |
| 10636 | Sure Flow Oil & Gas Company | Victoria, TX 77902 | Oil & Gas Operator | Mar 2008 |
| 10637 | Sure Flow Oil & Gas, Inc. | Victoria, TX 77902 | Oil & Gas Operator | Jun 2026 |
| 10638 | Surge Operating, LLC | Houston, TX 77041 | Oil & Gas Operator | Jun 2026 |
| 10639 | Surge Solutions, Inc. | Bandera, TX 78003 | Oil & Gas Operator | Jun 2026 |
| 10640 | Susanna Corporation | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 2026 |
| 10641 | Sutherland Energy Co., LLC | Bridgeport, TX 76426 | Oil & Gas Operator | Jun 2026 |
| 10642 | Sutterfield-Tisdale-Payne, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 1998 |
| 10643 | Sutton Oil Co. | San Antonio, TX 78254 | Oil & Gas Operator | Jun 2026 |
| 10644 | Sutton Producing Corp. | San Antonio, TX 78270 | Oil & Gas Operator | Jun 2026 |
| 10645 | Sutton, John E. | Oregon, OH 43616 | Oil & Gas Operator | Jun 2026 |
| 10646 | Sutton, Robert E., Inc. | Odessa, TX 79760 | Oil & Gas Operator | Mar 1997 |
| 10647 | SV Energy Company, LLC | Corpus Christ, TX 78401 | Oil & Gas Operator | Mar 2017 |
| 10648 | Sven Permian, LLC | Houston, TX 77243 | Oil & Gas Operator | Aug 2025 |
| 10649 | SW Operating, Inc. | Kilgore, TX 75662 | Oil & Gas Operator | Sep 2000 |
| 10650 | Swab Oil Co. | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 10651 | Swaim, Charles | Tolar, TX 76476 | Oil & Gas Operator | Apr 2020 |
| 10652 | Swan PC, LP | Jacksboro, TX 76458 | Oil & Gas Operator | Jun 2026 |
| 10653 | Swan Production Co. | Jacksboro, TX 76458 | Oil & Gas Operator | Nov 2009 |
| 10654 | Swanner Properties | Wichita Falls, TX 76309 | Oil & Gas Operator | Jun 2026 |
| 10655 | Swanson & Vestal | Electra, TX 76360 | Oil & Gas Operator | Oct 1997 |
| 10656 | Swanson Operating, Inc. | Holliday, TX 76366 | Oil Operator | Jun 2026 |
| 10657 | Swanson, Tom | Electra, TX 76360 | Oil & Gas Operator | Oct 2004 |
| 10658 | Swanson, Tommy Oil Co. | Electra, TX 76360 | Oil & Gas Operator | Mar 2017 |
| 10659 | Swaringin, Howard Operating | Maryneal, TX 79535 | Oil & Gas Operator | May 2003 |
| 10660 | Swartz Oil Company | San Angelo, TX 76906 | Oil & Gas Operator | Jun 2026 |
| 10661 | Swartz, Guy A. | San Angelo, TX 76904 | Oil & Gas Operator | Aug 1993 |
| 10662 | Sweet Crude Operating LLC | Brenham, TX 77834 | Oil & Gas Operator | Jun 2026 |
| 10663 | Sweet Texas T Energy LLC | Clyde, TX 79510 | Oil Operator | Jun 2026 |
| 10664 | Sweetwater Drilling Co., Inc. | Fort Worth, TX 76116 | Oil & Gas Operator | Jun 2026 |
| 10665 | Sweetwater Production, Inc. | Abilene, TX 79602 | Oil & Gas Operator | Jun 2026 |
| 10666 | Swenson Backhoe Service, Inc. | Electra, TX 76360 | Oil Operator | Jun 2026 |
| 10667 | Swenson, Clifford E. | Henrietta, TX 76365 | Oil & Gas Operator | Jun 2026 |
| 10668 | Swepi LP | Houston, TX 77079 | Oil & Gas Operator | Jul 2020 |
| 10669 | Swiess & Thomas | San Antonio, TX 78247 | Oil Operator | Jun 2026 |
| 10670 | Swift Energy Company | Houston, TX 77060 | Oil & Gas Operator | Mar 2021 |
| 10671 | Swift Energy Operating, LLC | Houston, TX 77079 | Oil & Gas Operator | Jun 2017 |
| 10672 | SWJN Oil Company | Kilgore, TX 75663 | Oil Operator | Jun 2026 |
| 10673 | SWN Production Company, LLC | Spring, TX 77391 | Oil & Gas Operator | Dec 2025 |
| 10674 | SWN Production LLC | Spring, TX 77389-4954 | Oil & Gas Operator | Feb 2022 |
| 10675 | Swope Corp. | Austin, TX 78735 | Oil & Gas Operator | Jun 2026 |
| 10676 | Swordfish Energy Operating, LLC | Houston, TX 77060 | Oil & Gas Operator | Jun 2026 |
| 10677 | SWS | Humble, TX 77338 | Oil Operator | Jun 2026 |
| 10678 | Sydri Operating, LLC | Dallas, TX 75231 | Oil & Gas Operator | Jun 2026 |
| 10679 | Sydson Energy, Inc. | Houston, TX 77019 | Oil & Gas Operator | Jun 2026 |
| 10680 | Syj Oil & Gas | San Antonio, TX 78209 | Oil Operator | Sep 2000 |
| 10681 | Syj Oil & Gas, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Jun 2026 |
| 10682 | Sylvan Energy, LLC | Pittsburgh, PA 15211 | Oil & Gas Operator | Jun 2026 |
| 10683 | Symank, Steve | Olney, TX 76374 | Oil & Gas Operator | Jun 2026 |
| 10684 | Symba American Oil, Inc | Houston, TX 77056 | Oil Operator | Jun 2026 |
| 10685 | Synergex Inc | Oklahoma City, OK 73134 | Oil & Gas Operator | Feb 2026 |
| 10686 | Synergy Oil & Gas, Inc. (A) | Houston, TX 77024 | Oil & Gas Operator | Aug 2001 |
| 10687 | Synergy Oil & Gas, L.P. | Houston, TX 77024 | Oil & Gas Operator | May 2012 |
| 10688 | Synergy Operating Co., LLC | Dallas, TX 75225 | Oil & Gas Operator | Apr 2026 |
| 10689 | Synergy Production Company | Houston, TX 77024 | Oil & Gas Operator | Jan 1996 |
| 10690 | Syntax Energy Corporation | Denton, TX 76210 | Oil Operator | Jun 2026 |
| 10691 | Synthetic Energy Corporation | Houston, TX 77006 | Oil Operator | Jun 2026 |
| 10692 | T & C Oil, Inc. | Lubbock, TX 79424 | Oil & Gas Operator | Apr 2024 |
| 10693 | T & D Oil | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 2026 |
| 10694 | T & G Energy LLC | Dallas, TX 75230 | Oil Operator | Nov 2010 |
| 10695 | T & G Oil, Inc. | White Oak, TX 75693 | Oil & Gas Operator | Dec 2010 |
| 10696 | T & I Petroleum Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 2005 |
| 10697 | T & J Oil Production, L.L.C. | Lone Grove, OK 73443 | Oil & Gas Operator | Mar 2026 |
| 10698 | T & M Oil Company | Midlothian, TX 76065 | Oil & Gas Operator | Jun 2026 |
| 10699 | T & R Investments, Inc. | Borger, TX 79008 | Oil & Gas Operator | Nov 1995 |
| 10700 | T & T Oil Co. | San Antonio, TX 78205 | Oil & Gas Operator | Dec 2002 |