| 26601 | Shorts Production LLC | Havana, KS 67347 | Oil Operator | Jun 2025 |
| 26602 | Shoshone Oil And Gas Inc | Lindsay, OK 73052-0217 | Oil & Gas Operator | Jan 2020 |
| 26603 | Shoshone Oil Company | Dallas, TX 75244 | Oil & Gas Operator | May 1994 |
| 26604 | Shoshone Oil Corp. | | Oil & Gas Operator | Dec 2005 |
| 26605 | Shouse, Micheal C. | Liberty, MO 64068 | Oil & Gas Operator | Jan 1996 |
| 26606 | Showdown Energy Corporation | Dallas, TX 75230 | Oil & Gas Operator | Aug 2003 |
| 26607 | Showdown Operating, Inc. | Dallas, TX 75230 | Oil & Gas Operator | May 1996 |
| 26608 | Showhorn Holding Co., L.L.C. | Normangee, TX 77871 | Oil Operator | Nov 2025 |
| 26609 | Shreve'S Well Service, Inc. | | Oil & Gas Operator | Dec 2021 |
| 26610 | Shrider W E Co | Newark, OH 43055 | Oil & Gas Operator | Dec 1991 |
| 26611 | Shriver Earl J | Lawton, OK 73507-5851 | Oil & Gas Operator | Aug 2013 |
| 26612 | Shriver Operating LLC | Lawton, OK 73507-5851 | Oil & Gas Operator | Aug 2025 |
| 26613 | SHS Operating Company | Shreveport, LA 71149 | Oil & Gas Operator | Jan 2025 |
| 26614 | Shubuta Oil Corporation | Houston, TX 77056 | Oil & Gas Operator | Sep 1998 |
| 26615 | Shufflin Energy | | Oil & Gas Operator | Sep 2011 |
| 26616 | Shuler Drilling Co., Inc. | El Dorado, AR 71730 | Oil & Gas Operator | Jan 2025 |
| 26617 | Shultz, Melvin W. | Parsons, KS 67357 | Oil Operator | Nov 1995 |
| 26618 | Shultz, Todd W. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2024 |
| 26619 | Shumate, Jess | Brookesmith, TX 76827 | Oil Operator | Jun 2006 |
| 26620 | Shuteston Oil & Gas | | Oil & Gas Operator | Sep 1997 |
| 26621 | SHWJ Oil & Gas Co., Inc. | Oil City, LA 71061 | Oil Operator | Nov 2025 |
| 26622 | Siana Oil & Gas | Conroe, TX 77305 | Oil & Gas Operator | Nov 2025 |
| 26623 | Siana Oil & Gas., L.L.C | | Oil & Gas Operator | Dec 2021 |
| 26624 | Siana Operating LLC | Conroe, TX 77305224 | Oil & Gas Operator | May 2017 |
| 26625 | Sicko Jaquetta Len | Muldoon, TX 78949 | Oil Operator | Feb 2025 |
| 26626 | Sideline Oil & Gas, L.P. | Friendswood, TX 77549 | Oil Operator | Nov 2025 |
| 26627 | Sidney E. Pinkston, Jr, Trustee | | Oil & Gas Operator | Apr 1980 |
| 26628 | Sidney Lanier | Midland, TX BADADDR | Oil & Gas Operator | Jan 1996 |
| 26629 | Sidwell Oil & Ga | | Oil & Gas Operator | May 1993 |
| 26630 | Sidwell Oil & Gas, Inc. | Amarillo, TX 79105 | Oil & Gas Operator | Sep 2014 |
| 26631 | Sidwell Operating Company, L.P. | Amarillo, TX 79105 | Oil & Gas Operator | Nov 2025 |
| 26632 | Sidwell Theodore R Jr | Thornville, OH 43076 | Oil & Gas Operator | Dec 1988 |
| 26633 | Sieg Energy, Inc. | Ottawa, KS 66067 | Oil Operator | May 2025 |
| 26634 | Siegfried R H In | | Oil Operator | Apr 1985 |
| 26635 | Siegfried R H Inc | Tulsa, OK 74104 | Oil & Gas Operator | Mar 2008 |
| 26636 | Siempre Energy Operating, LLC | Houston, TX 77094 | Oil Operator | Nov 2025 |
| 26637 | Siemsen Operating, LLC | Holyrood, KS 67450 | Oil Operator | Jun 2025 |
| 26638 | Sien Operating Company, LLC | San Antonio, TX 78209 | Oil Operator | May 2023 |
| 26639 | Sierra Blanca Operating Company | Cleburne, TX BADADDR | Oil & Gas Operator | May 1999 |
| 26640 | Sierra Drilling | | Oil Operator | Sep 1988 |
| 26641 | Sierra Exploration Company | San Antonio, TX 78209 | Oil & Gas Operator | Mar 2008 |
| 26642 | Sierra Group, L.L.C. | San Angelo, TX 76904 | Oil & Gas Operator | Jan 2025 |
| 26643 | Sierra Industries, Inc. | | Oil & Gas Operator | Apr 1989 |
| 26644 | Sierra Lima Oil & Gas, LLC | Abilene, TX 79604 | Oil & Gas Operator | Nov 2025 |
| 26645 | Sierra Madre LLC | Greensburg, KS 67054 | Oil & Gas Operator | May 2015 |
| 26646 | Sierra Madre Natural Res., LLC | Dallas, TX 75225 | Oil & Gas Operator | Dec 2016 |
| 26647 | Sierra Minerals, Inc. | Rockdale, TX 76567 | Oil & Gas Operator | Nov 2025 |
| 26648 | Sierra Oil Company | Fort Worth, TX 76106 | Oil & Gas Operator | Nov 2025 |
| 26649 | Sierra Petroleum | | Oil & Gas Operator | Sep 1986 |
| 26650 | Sierra Production Company | | Oil & Gas Operator | May 1986 |
| 26651 | Sierra Reserve Company | | Oil Operator | Dec 1985 |
| 26652 | Sierra Resources, Inc. | Oklahoma City, OK 73142 | Oil & Gas Operator | Sep 2025 |
| 26653 | Sierra Resources, LLC | Houston, TX 77219 | Oil & Gas Operator | Aug 2021 |
| 26654 | Sierra Trading Corporation | | Oil & Gas Operator | Sep 1978 |
| 26655 | Siete Oil And Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
| 26656 | Sigma Corporation | Charleston, WV 25301-2644 | Gas Operator | Dec 2021 |
| 26657 | Sigma Energy & Explor., Co LLC | Ozona, TX 76943 | Oil & Gas Operator | Feb 2010 |
| 26658 | Sigma Energy, LLC | | Oil Operator | Jan 2025 |
| 26659 | Sigma Exploration Corp., The | Dallas, TX 75230 | Oil & Gas Operator | Sep 1998 |
| 26660 | Sigma Oper & Develop Co., Inc. | Midland, TX 79701 | Oil & Gas Operator | Nov 2025 |
| 26661 | Sigmon Construction Co., Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2025 |
| 26662 | Sigmon Production Company, Inc. | Longview, TX 75608 | Oil & Gas Operator | Dec 2013 |
| 26663 | Signal Hill Company LLC | Cody, WY 82414 | Oil & Gas Operator | Dec 2024 |
| 26664 | Signal Hill Expl & Pet Inc | Duncan, OK 73533 | Oil & Gas Operator | Mar 2015 |
| 26665 | Signal Hill Operating LLC | | Oil & Gas Operator | Sep 2025 |
| 26666 | Signal Hill Petroleum Inc. | | Oil & Gas Operator | Sep 2025 |
| 26667 | Signal Oil And Gas Company | Colleyville, TX 76034 | Oil & Gas Operator | Nov 2025 |
| 26668 | Signal Oil Company, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2025 |
| 26669 | Signal Operating L.L.C. | | Oil Operator | Jan 2025 |
| 26670 | Signal Petroleum | | Oil & Gas Operator | Jul 1980 |
| 26671 | Signal, LLC | | Oil & Gas Operator | Aug 2025 |
| 26672 | Signal, LLC Of Mississippi | | Oil & Gas Operator | Dec 2024 |
| 26673 | Signature Exploration Inc. | Shawnee, OK 74804-4130 | Oil & Gas Operator | Mar 2015 |
| 26674 | Sikes Oil Company Inc | Velma, OK 73091-0759 | Oil & Gas Operator | Jan 2014 |
| 26675 | Sikes Operating, Inc. | Tyler, TX 75711 | Oil & Gas Operator | Jun 2003 |
| 26676 | Sikes, Arlas M. | Brownwood, TX 76801 | Oil & Gas Operator | May 2000 |
| 26677 | Silberman A & M Oil | Oklahoma City, OK 73122-3096 | Oil & Gas Operator | Apr 2014 |
| 26678 | Silent Stone Energy LLC | | Oil & Gas Operator | Jul 2025 |
| 26679 | Silhan, Terry | Marion, KS 66861 | Oil & Gas Operator | Dec 2009 |
| 26680 | Silleman, Drew C. | Cattaraugus, NY 14719 | Gas Operator | Dec 2024 |
| 26681 | Siltstone Resources Op II, LLC | Wilmington, DE 19801 | Oil & Gas Operator | Nov 2025 |
| 26682 | Silvco Energy, LLC | | Oil Operator | Apr 2014 |
| 26683 | Silver Anchor Resources LLC | Azle, TX 76020 | Oil & Gas Operator | Nov 2025 |
| 26684 | Silver Creek Oil | Merkel, TX 79536 | Oil & Gas Operator | Aug 2003 |
| 26685 | Silver Creek Oil & Gas, Inc. | Wichita, KS 67203 | Oil Operator | Dec 1997 |
| 26686 | Silver Creek Oil & Gas, LLC | Flower Mound, TX 75022 | Oil & Gas Operator | Nov 2025 |
| 26687 | Silver Creek Permian Op Co, LLC | Irving, TX 75038 | Oil & Gas Operator | Apr 2023 |
| 26688 | Silver Creek Resources, LLC | Irving, TX 75038 | Oil & Gas Operator | Apr 2017 |
| 26689 | Silver Eagle Oil Company | Ada, OK 74820 | Oil Operator | Dec 2004 |
| 26690 | Silver Exploration Company | | Oil & Gas Operator | Sep 2025 |
| 26691 | Silver Fox Oil & Gas LLC | McAllen, TX 78504 | Oil & Gas Operator | Nov 2025 |
| 26692 | Silver Hill Energy Operating, LLC | Dallas, TX 75201 | Oil & Gas Operator | Nov 2025 |
| 26693 | Silver Hill Energy Partners, LLC | Dallas, TX 75219 | Oil & Gas Operator | Feb 2017 |
| 26694 | Silver Mountain Energy LLC | | Gas Operator | Sep 2025 |
| 26695 | Silver Oak Energy, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2016 |
| 26696 | Silver Oak Operating, Inc. | Longview, TX 75601 | Oil & Gas Operator | Dec 2009 |
| 26697 | Silver Oak Operating, LLC | Longview, TX 75604 | Oil & Gas Operator | Nov 2025 |
| 26698 | Silver Oil & Gas Inc. | San Angelo, TX 76906 | Oil & Gas Operator | Nov 2025 |
| 26699 | Silver Petroleum Inc | | Gas Operator | Dec 2001 |
| 26700 | Silver Pines Energy Corp. | Houston, TX 77005 | Oil & Gas Operator | May 2025 |