| 26501 | Schlotterbeck Ir | | Oil Operator | Nov 1990 |
| 26502 | Schmeid Ranch, LLC | Hays, KS 67601 | Oil Operator | Jun 2024 |
| 26503 | Schmelzer Mark | Rushville, OH 43150 | Oil & Gas Operator | Dec 2007 |
| 26504 | Schmelzer Maurice | Bremen, OH 43107 | Oil & Gas Operator | Dec 2024 |
| 26505 | Schmelzer Plugging LLC | Bremen, OH 43107 | Oil & Gas Operator | Dec 2024 |
| 26506 | Schmid Properties, Inc. | Hico, TX 76457 | Oil & Gas Operator | Dec 2025 |
| 26507 | Schmidt Construction Services LLC | | Oil Operator | Jun 2025 |
| 26508 | Schmidt Kermit O | | Oil & Gas Operator | Sep 1995 |
| 26509 | Schmidt Production | Rocky Comfort, MT 64861 | Oil Operator | Sep 2015 |
| 26510 | Schmidt, John T., Jr. | Dunkirk, NY 14048 | Gas Operator | Dec 2024 |
| 26511 | Schmidt, Kermit | | Oil & Gas Operator | Dec 2009 |
| 26512 | Schmidt, Norman D. | Galva, KS 67443 | Gas Operator | Oct 1997 |
| 26513 | Schmidt, Terry D. | McPherson, KS 67460 | Oil Operator | Jun 2025 |
| 26514 | Schmidt, Tracy | McPherson, KS 67460 | Oil Operator | Jun 2025 |
| 26515 | Schmitt Carmen I | | Oil Operator | Dec 1996 |
| 26516 | Schmitz, Michael E. | Sherman, NY 14781 | Gas Operator | Dec 2024 |
| 26517 | Schmude And Pangborn Associates | | Oil & Gas Operator | Apr 1993 |
| 26518 | Schmude Oil Co | | Oil & Gas Operator | Mar 2014 |
| 26519 | Schmude Oil Inc | | Oil & Gas Operator | Nov 2025 |
| 26520 | Schneider Edward H | Bridgeville, PA 15017-2165 | Gas Operator | Dec 2024 |
| 26521 | Schneider Energy Services Inc | | Oil & Gas Operator | Nov 2025 |
| 26522 | Schneider Oil Co | | Oil Operator | Oct 1988 |
| 26523 | Schneider Oil Corporation | Broomfield, CO 80020 | Oil & Gas Operator | Aug 2009 |
| 26524 | Schneider, Ernest | Rockdale, TX 76567 | Oil & Gas Operator | Dec 2014 |
| 26525 | Schnell Louis L | | Oil Operator | Dec 2018 |
| 26526 | Schneltz Oil Com | | Oil Operator | May 1992 |
| 26527 | Schonfield Harold Gene | Bristow, OK 74010 | Oil Operator | Mar 2015 |
| 26528 | Schonwald Supply Company | Oklahoma City, OK 73101-1571 | Oil & Gas Operator | May 1999 |
| 26529 | School Creek Corporation | Winfield, KS 67156 | Oil Operator | Jan 2000 |
| 26530 | Schooley Keith A | Enid, OK 73702-0767 | Oil Operator | May 2006 |
| 26531 | Schrader Lawayne | Fort Worth, TX 76135 | Oil Operator | Mar 2019 |
| 26532 | Schrader Willard C | Tionesta, PA 16353-8114 | Oil & Gas Operator | Dec 2024 |
| 26533 | Schrag Oil Co | | Oil & Gas Operator | Jun 2004 |
| 26534 | Schrecengost Fred M | Sligo, PA 16255-0216 | Oil & Gas Operator | Dec 2016 |
| 26535 | Schreiber Oil Co. | | Oil Operator | Dec 2009 |
| 26536 | Schreiber, Donald And Marilyn | Eden, NY 14057 | Gas Operator | Dec 2024 |
| 26537 | Schreiber, Lloyd | Scotland, TX 76379 | Oil & Gas Operator | Dec 2000 |
| 26538 | Schreider & Company, Inc | | Oil & Gas Operator | Jun 2023 |
| 26539 | Schreiner Oil & Gas Inc | Prescott, AZ 86303 | Oil & Gas Operator | Dec 2023 |
| 26540 | Schrimsher Oil & Gas Expl | Orlando, FL 32803 | Oil & Gas Operator | Dec 1992 |
| 26541 | Schroeder Oil Properties | Graham, TX 76450 | Oil & Gas Operator | Jul 2022 |
| 26542 | Schroeder, Donald C | | Oil & Gas Operator | Aug 2025 |
| 26543 | Schuetz, Edna, Ed & Ronald(Deceased) | Coffeyville, KS 67337 | Oil Operator | Nov 2011 |
| 26544 | Schulein Company LLC | Denver, CO 80246 | Oil & Gas Operator | Jun 2025 |
| 26545 | Schulein Robert | | Oil & Gas Operator | Dec 1995 |
| 26546 | Schuler Jr Chris C | Cleveland, OK 74020 | Oil Operator | Aug 2013 |
| 26547 | Schuler Oil Properties LLC | Cleveland, OK 74020 | Oil Operator | Oct 2025 |
| 26548 | Schulte Oil | Garnett, KS 66032 | Oil Operator | Mar 2022 |
| 26549 | Schulte Oil - C | | Oil Operator | Dec 1989 |
| 26550 | Schultheis Oil & Gas | Whipple, OH 45780 | Oil & Gas Operator | Dec 2023 |
| 26551 | Schultz Run Gas Company | | Oil & Gas Operator | Dec 2021 |
| 26552 | Schulz Oil & Gas, Inc. | Canton, KS 67428 | Oil & Gas Operator | Dec 2024 |
| 26553 | Schulz Roger A | | Oil & Gas Operator | Dec 1996 |
| 26554 | Schupp, David And Barbara | Eden, NY 14057 | Gas Operator | Dec 2024 |
| 26555 | Schuster Homes Inc | Rangely, CO 81648 | Oil & Gas Operator | Apr 2013 |
| 26556 | Schutz* Richard E | | Oil Operator | Nov 2025 |
| 26557 | Schwab City Resources | Leggett, TX 77350 | Oil & Gas Operator | Aug 2013 |
| 26558 | Schwanco Inc | Cleveland, OH 44115 | Oil & Gas Operator | Dec 1987 |
| 26559 | Schwartz, Randy L. | West Valley, NY 14171 | Gas Operator | Dec 2024 |
| 26560 | Schweder Richard E | Lakeville, OH 44638 | Oil & Gas Operator | Dec 2009 |
| 26561 | Schweikert, Donna C. | Springville, NY 14141 | Gas Operator | Dec 2024 |
| 26562 | Schwertfeger, Donald E. Oil | Preston, KS 67569 | Oil Operator | Jan 1999 |
| 26563 | Schwien Tank & Lease Service Inc | Bazine, KS 67516 | Oil Operator | May 2000 |
| 26564 | Scimitar Resc Li | | Oil Operator | Oct 1982 |
| 26565 | Scion Energy Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2019 |
| 26566 | Scissortail Energy LLC | Tulsa, OK 74137-3644 | Oil & Gas Operator | Oct 2025 |
| 26567 | Scissortail Exploration And Production LLC | Tulsa, OK 74136 | Oil & Gas Operator | Oct 2025 |
| 26568 | Sco Permian, LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Nov 2025 |
| 26569 | Scoggins Oil & Gas Co. | Seabrook, TX 77586 | Oil & Gas Operator | Jun 2000 |
| 26570 | Scoggins Production Company | Cleo Springs, OK 73729-9732 | Oil & Gas Operator | May 2022 |
| 26571 | Scoggins Production LLC | Enid, OK 73703-3002 | Oil & Gas Operator | Oct 2025 |
| 26572 | Scogin Exploration Inc | | Oil & Gas Operator | Dec 1999 |
| 26573 | Scope Operating Company | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 2003 |
| 26574 | Scorpio Energy Inc | Sheffield, PA 16347-0929 | Oil & Gas Operator | Dec 2024 |
| 26575 | Scorpion Oil & Gas, LLC | Houston, TX 77036 | Oil & Gas Operator | May 2025 |
| 26576 | Scorpion Operating, Inc. | Benavides, TX 78341 | Oil Operator | Dec 2025 |
| 26577 | Scott | Cisco, TX 76437 | Oil & Gas Operator | Jul 2003 |
| 26578 | Scott Banes Scott Family Partnership | | Oil Operator | Sep 2025 |
| 26579 | Scott Branson | Carlsbad, NM 88221 | Oil & Gas Operator | Oct 2017 |
| 26580 | Scott Don Drilling Co Inc | | Gas Operator | Oct 2000 |
| 26581 | Scott John S | Copan, OK 74022-5904 | Oil Operator | Apr 2005 |
| 26582 | Scott Oil Company | Corsicana, TX 75110 | Oil & Gas Operator | Apr 2011 |
| 26583 | Scott Operating, Inc. | Albany, TX 76430 | Oil & Gas Operator | Dec 2025 |
| 26584 | Scott Petroleum, Inc. | Dallas, TX 75244 | Oil & Gas Operator | May 1995 |
| 26585 | Scott Services LLC | Plainville, KS 67663 | Oil Operator | Jun 2025 |
| 26586 | Scott SR Kermit | Okarche, OK 73762 | Oil & Gas Operator | Mar 2015 |
| 26587 | Scott W. Brumley | | Oil Operator | Apr 2011 |
| 26588 | Scott Wayne Oil Co | Haxton, CO 80731 | Oil & Gas Operator | Apr 2020 |
| 26589 | Scott Works LLC | | Oil Operator | May 2025 |
| 26590 | Scott'S Peek 'N Peak, LLC | Erie, PA 16509 | Gas Operator | Dec 2024 |
| 26591 | Scott'S Production, LLC | Roxbury, KS 67476 | Oil Operator | Jun 2025 |
| 26592 | Scott'S Well Service Inc | Roxbury, KS 67476 | Oil Operator | Nov 2012 |
| 26593 | Scott, Stephen | Olney, TX 76374 | Oil Operator | Oct 2011 |
| 26594 | Scott, Steve Engineering | Midland, TX 79710 | Oil & Gas Operator | Apr 2005 |
| 26595 | Scout Energy Corporation | Edmond, OK 73083-1348 | Oil & Gas Operator | Sep 2025 |
| 26596 | Scout Energy LTD Liability Co | Inez, TX 77968 | Oil & Gas Operator | Dec 2025 |
| 26597 | Scout Energy Management LLC | Dallas, TX 75240 | Oil & Gas Operator | Dec 2025 |
| 26598 | Scranton Exploration | Eastland, TX 76448 | Oil & Gas Operator | Dec 2025 |
| 26599 | Scribner, Jeff | Wichita Falls, TX 76302 | Oil & Gas Operator | Dec 2004 |
| 26600 | Scrimgeour Robert | Sterling, VA 22170 | Oil & Gas Operator | Dec 1991 |