| 27601 | Standby Farms | Louisville, OH 44641 | Oil & Gas Operator | Dec 2024 |
| 27602 | Standing Bear Petroleum Inc. | | Oil & Gas Operator | Dec 2005 |
| 27603 | Standley* Robert K Dba Otis Energy | | Oil Operator | Jan 2023 |
| 27604 | Stanlee Oil LLC | | Oil Operator | Jun 2025 |
| 27605 | Stanoco Oil Co | Central City, KY 42330 | Oil & Gas Operator | Dec 2021 |
| 27606 | Stanolind Operating Corp. | Midland, TX 79701 | Oil & Gas Operator | Apr 2008 |
| 27607 | Stanolind Operating LLC | Midland, TX 79702 | Oil & Gas Operator | Apr 2021 |
| 27608 | Stanolind Operating LLC Dba Stanolind NM LLC | Midland, TX 79701 | Oil & Gas Operator | Dec 2014 |
| 27609 | Stanolind Permian LLC | Midland, TX 79705 | Oil & Gas Operator | Nov 2025 |
| 27610 | Stanolind Production LLC | Midland, TX 79702 | Oil & Gas Operator | Dec 2020 |
| 27611 | Stanolind SJ LLC | Midland, TX 79701 | Oil & Gas Operator | Nov 2018 |
| 27612 | Stanotex, LLC | Katy, TX 77494 | Oil & Gas Operator | Nov 2025 |
| 27613 | Stanton Leo F & Leo H | Wynona, OK 74084 | Oil & Gas Operator | Jun 1999 |
| 27614 | Stanton Mineral Development Inc | Austin, TX 78759 | Oil & Gas Operator | Nov 2025 |
| 27615 | Stanton, Joni R | | Oil Operator | Jun 2025 |
| 27616 | Staples, James W. | Tuleta, TX 78162 | Oil & Gas Operator | Sep 2014 |
| 27617 | Staples, James W. Prod. Co. | Tuleta, TX 78162 | Oil & Gas Operator | Nov 2025 |
| 27618 | Staples, Tommy Oil Co. | Pettus, TX 78146 | Oil & Gas Operator | Mar 2008 |
| 27619 | Star Acquisition VII, LLC | Littleton, CO 801249743 | Oil & Gas Operator | Jul 2007 |
| 27620 | Star Energy Inc | Dayton, PA 16222-4325 | Oil & Gas Operator | Dec 2024 |
| 27621 | Star Expl Corp | Columbus, OH 43229 | Oil & Gas Operator | Dec 1988 |
| 27622 | Star Falcon Oil Co. | | Oil Operator | Feb 1986 |
| 27623 | Star Of Texas Energy SRVS, Inc. | Austin, TX 78702 | Oil & Gas Operator | Nov 2025 |
| 27624 | Star Oil & Gas | Ben Bolt, TX 78342 | Oil & Gas Operator | Nov 2025 |
| 27625 | Star Oil & Gas, Inc. | | Oil & Gas Operator | Sep 1995 |
| 27626 | Star Oil And Gas LTD | Racine, OH 45771 | Oil & Gas Operator | Dec 2023 |
| 27627 | Star Oil Company | Wichita, KS 67230 | Oil & Gas Operator | Mar 2025 |
| 27628 | Star Oil Operating Company LLC | Laramie, WY 82073 | Oil & Gas Operator | Sep 2025 |
| 27629 | Star One Energy, Inc. | Fort Worth, TX 76163 | Oil & Gas Operator | May 2012 |
| 27630 | Star Production, Inc. | Dallas, TX 75360 | Oil & Gas Operator | Nov 2025 |
| 27631 | Star Resources LLC | Englewood, CO 80155-5185 | Oil & Gas Operator | Dec 2013 |
| 27632 | Star Resources, LTD. | Wichita, KS 67202 | Oil Operator | Nov 2002 |
| 27633 | Star-Jet Co. | Gainesville, TX 76240 | Oil Operator | Nov 2025 |
| 27634 | Starbrite Energy LLC | Enid, OK 73702-0549 | Oil & Gas Operator | Oct 2018 |
| 27635 | Starco Exploration, Inc. | Dallas, TX 75360 | Oil & Gas Operator | Nov 2025 |
| 27636 | Stardust Leasing, Inc. | Richmond, TX 77469 | Oil & Gas Operator | Jul 1999 |
| 27637 | Stargas Co | Tulsa, OK 74136-5407 | Oil & Gas Operator | Aug 2013 |
| 27638 | Stark Oil Properties | Asher, OK 74826 | Oil & Gas Operator | Jan 1997 |
| 27639 | Stark Petroleum | Tuleta, TX 78162 | Oil & Gas Operator | Nov 2025 |
| 27640 | Starkey Oilfield Service, Inc. | Sweet Home, TX 77987 | Oil & Gas Operator | Aug 2004 |
| 27641 | Starks Leslie | Wetumka, OK 74883-0003 | Oil & Gas Operator | Oct 1995 |
| 27642 | Starlight Resources LLC | | Oil & Gas Operator | Apr 2006 |
| 27643 | Starlight Ridge | Whitesboro, TX 76273 | Oil & Gas Operator | Nov 2025 |
| 27644 | Starr Operating Company | Austin, TX 78759 | Oil & Gas Operator | Nov 2025 |
| 27645 | Starr Operating, LLC | San Antonio, TX 78209 | Oil & Gas Operator | Nov 2025 |
| 27646 | Starrak Operating Company, Inc. | Midland, TX 79706 | Oil & Gas Operator | Jun 1999 |
| 27647 | Startap, Inc. | Conroe, TX 77305 | Oil Operator | Nov 2025 |
| 27648 | Startex Energy, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Nov 2025 |
| 27649 | Stasney Well Service, LLC | Albany, TX 76430 | Oil & Gas Operator | Nov 2025 |
| 27650 | Stasney, H. R. & Sons, LTD. | Albany, TX 76430 | Oil & Gas Operator | Nov 2025 |
| 27651 | State Energy & Investment Inc. | | Oil & Gas Operator | Mar 1990 |
| 27652 | State Lands Commission | | Oil & Gas Operator | Aug 2025 |
| 27653 | State Line Exploration, LLC | | Oil & Gas Operator | Dec 2024 |
| 27654 | State Line Vacuum Services, LLC | | Oil Operator | Mar 2021 |
| 27655 | State Oil Company | | Oil & Gas Operator | Mar 2006 |
| 27656 | States Exploration Inc | | Oil Operator | Jul 1985 |
| 27657 | Stateside Energy Group LLC | North Miami Beach, FL 33435 | Oil & Gas Operator | Dec 2024 |
| 27658 | Statex Operating, LLC | Dallas, TX 75229 | Oil & Gas Operator | Mar 2007 |
| 27659 | Statex Petroleum Inc | Dallas, TX 75229 | Oil & Gas Operator | Dec 2000 |
| 27660 | Statia Enterprises, Inc | Irving, TX 75014 | Oil & Gas Operator | Nov 2025 |
| 27661 | Statoil Exploration (Us) Inc. | | Oil & Gas Operator | Jul 1997 |
| 27662 | Statoil Oil & Gas LP | Austin, TX 78730 | Oil & Gas Operator | Oct 2018 |
| 27663 | Statoil Texas Onshore Prop LLC | Austin, TX 78730 | Oil & Gas Operator | Dec 2018 |
| 27664 | Statoil USA Onshore Properties Inc | Austin, TX 78730 | Oil & Gas Operator | Jun 2018 |
| 27665 | Staton Petroleum Inc | | Oil & Gas Operator | Dec 1994 |
| 27666 | Status Oil Well, Inc. | Charlotte, NC 28270 | Oil & Gas Operator | Dec 2011 |
| 27667 | Staub, Larry | Richardson, TX 75080 | Oil & Gas Operator | Aug 2003 |
| 27668 | Staub, Larry, Inc. | Azle, TX 76020 | Oil & Gas Operator | Nov 2025 |
| 27669 | Stauffer Oil & G | | Oil Operator | Jun 1987 |
| 27670 | Stauros Operating Company | Edmond, OK 73083-2707 | Oil & Gas Operator | Mar 2001 |
| 27671 | Stauter, Richard J. | Greeley, CO 80634 | Gas Operator | Apr 1996 |
| 27672 | STB Energy Inc. | Tulsa, OK 74105 | Oil & Gas Operator | Jul 2008 |
| 27673 | STD Steel | Latrobe, PA 15650-0071 | Oil & Gas Operator | Dec 2002 |
| 27674 | Steadfast Oil & Gas, LLC | Midland, TX 79707 | Oil & Gas Operator | Oct 2022 |
| 27675 | Stealth Energy Inc | Billings, MT 59101 | Oil Operator | Dec 2011 |
| 27676 | Stealth Energy USA Inc | Billings, MT 59104 | Oil Operator | Dec 2017 |
| 27677 | Stealth Onsite Solutions LLC | Pasadena, TX 77505 | Oil Operator | Nov 2025 |
| 27678 | Stealth, Inc. | Cross Plains, TX 76443 | Gas Operator | Mar 1997 |
| 27679 | Steamboat Oil And Gas LLC | Gillette, WY 82717 | Oil Operator | Sep 2025 |
| 27680 | Stearns | Crossroads, NM 88114 | Oil & Gas Operator | Aug 2025 |
| 27681 | Stearns Oil Company LLC | Willison, ND 58801 | Oil & Gas Operator | Sep 2025 |
| 27682 | Stearns Operating Company | Abilene, TX 79604 | Oil & Gas Operator | Oct 1993 |
| 27683 | Steaua Romana (Us) Inc. | | Oil & Gas Operator | Apr 1987 |
| 27684 | Stebell, Jean M. | Westfield, NY 14787 | Gas Operator | Dec 2024 |
| 27685 | Stebeth Gas Production, Inc. | Beaumont, KS 67012 | Oil Operator | May 1996 |
| 27686 | Steckel Oil, LLC | Russell, KS 67665 | Oil Operator | Jun 2025 |
| 27687 | Stecklein Oil Co | | Oil Operator | Jul 1993 |
| 27688 | Stecklein Oil Company, A General Partnership | Hays, KS 67601 | Oil Operator | May 2025 |
| 27689 | Stedman Energy Inc | Chautauqua, NY 14722 | Oil & Gas Operator | Dec 2024 |
| 27690 | Stedman Oil & Gas LLC | Hobart, OK 73651-1624 | Oil & Gas Operator | Mar 2015 |
| 27691 | Steele Jr Guy M Test Trust | Dallas, TX 75230 | Gas Operator | Mar 2018 |
| 27692 | Steele VIctor Patterson | Wewoka, OK 74884-0560 | Oil & Gas Operator | Jan 2001 |
| 27693 | Steele, Mark E. | Graham, TX 76450 | Oil & Gas Operator | Nov 2025 |
| 27694 | Steffen Resource Development, LLC | Hutchinson, KS 67502 | Oil & Gas Operator | Jun 2025 |
| 27695 | Steffey, John E | Glasgow, KY 42141 | Oil Operator | Dec 2023 |
| 27696 | Stehle Oil Company | | Oil Operator | Jun 2021 |
| 27697 | Steimle, Peter C. | Auburn, NY 13021 | Gas Operator | Dec 2024 |
| 27698 | Steinberger Bros., Inc. | Independence, KS 67301 | Oil Operator | Dec 2009 |
| 27699 | Steinberger Oil Company | Independence, KS 67301 | Oil & Gas Operator | May 2002 |
| 27700 | Steinberger, D. | Windthorst, TX 76389 | Oil & Gas Operator | Oct 1995 |