| 25501 | Saddle Creek Energy Development | Dallas, TX 75251 | Oil & Gas Operator | Nov 2008 |
| 25502 | Saddle Creek Oil, LLC | Albany, TX 76430 | Oil Operator | Nov 2024 |
| 25503 | Saddle Rim Energy (Texas), LLC | Greenwood VLG, CO 80111 | Oil Operator | Nov 2024 |
| 25504 | Saddleback Exploration, LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Apr 2024 |
| 25505 | Safari Oil Corporation | Gainesville, TX 76240 | Oil & Gas Operator | Sep 2003 |
| 25506 | Safari Production Company, Inc. | McAllen, TX 78501 | Oil & Gas Operator | Nov 2024 |
| 25507 | Safari Resources, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Nov 2024 |
| 25508 | Safe Earth Management Inc. | Hammond, OK 73650 | Oil Operator | Nov 2021 |
| 25509 | Safe Earth Management LLC | Hammon, OK 73650 | Oil Operator | Sep 2024 |
| 25510 | Safemark Oil & Gas, LLC | McKinney, TX 75072 | Oil & Gas Operator | Nov 2024 |
| 25511 | Safford, Dianne L. | Bolivar, NY 14715 | Oil & Gas Operator | Dec 2023 |
| 25512 | Safire Resources LLC | Bartlesville, OK 74005 | Oil & Gas Operator | Sep 2024 |
| 25513 | Sag Oil Company LLC | Wellsville, KS 66092 | Oil Operator | Jul 2024 |
| 25514 | Saga Pet. LTD Liability Co Of Co | Midland, TX 79701 | Oil & Gas Operator | Apr 2004 |
| 25515 | Saga Petroleum Corp. | Midland, TX 79701 | Oil & Gas Operator | Mar 2008 |
| 25516 | Saga Petroleum Limited Liability Co Of Co | | Oil & Gas Operator | Jun 2018 |
| 25517 | Saga Petroleum Limited Liability Co. | Midland, TX 79701 | Oil & Gas Operator | Apr 2008 |
| 25518 | Saga Petroleum Limited Liability Company Of Colorado | | Gas Operator | Dec 2014 |
| 25519 | Saga Petroleum LLC Of Colorado | Norman, OK 73072 | Oil & Gas Operator | Nov 2024 |
| 25520 | Saga Petroleum, LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2018 |
| 25521 | Saga Resource Management LLC | | Gas Operator | Jun 2024 |
| 25522 | Sage Butte PRB Operating, LLC | Denver, CO 80202 | Oil & Gas Operator | Sep 2024 |
| 25523 | Sage Creek Colony | Chester, MT 59522 | Gas Operator | Aug 2024 |
| 25524 | Sage Drilling Co | Wichita, KS 67202 | Oil & Gas Operator | Nov 1998 |
| 25525 | Sage Energy Company | San Antonio, TX 78215 | Oil & Gas Operator | Nov 2024 |
| 25526 | Sage Energy Inc | Dublin, OH 43017 | Oil & Gas Operator | Dec 1988 |
| 25527 | Sage Natural Resources LLC | Tulsa, OK 74170 | Oil & Gas Operator | Nov 2024 |
| 25528 | Sage NR Ok LLC | Tulsa, OK 74136 | Oil & Gas Operator | Sep 2024 |
| 25529 | Sage Oil And Gas, LLC | Graham, TX 76450 | Gas Operator | Nov 2024 |
| 25530 | Sage Petroleum Co. | Borger, TX 79007 | Oil & Gas Operator | Dec 2002 |
| 25531 | Sage Petroleum LLC | Casper, WY 82601 | Oil Operator | Jun 2008 |
| 25532 | Sage, Larry George | Virgil, KS 66870 | Oil Operator | Dec 2019 |
| 25533 | Sage-California | | Oil Operator | Dec 1988 |
| 25534 | Sagebrush Oil Inc. | Deming, NM 88030 | Oil Operator | Oct 2024 |
| 25535 | Sagebrush Oilandgas Company,LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2010 |
| 25536 | Sagebrush Operating LLC | Denver, CO 80203 | Oil & Gas Operator | May 2024 |
| 25537 | Sagebrush Resources, LLC | | Oil & Gas Operator | Jan 2011 |
| 25538 | Sagely Floyd E Properties LTD | Fort Smith, AR 72917-0308 | Gas Operator | Jan 2015 |
| 25539 | Sager, Judith A. & Ronald | Perrysburg, NY 14129 | Gas Operator | Dec 2023 |
| 25540 | Saglio, Inc. | Clay, WV 25043-0712 | Gas Operator | Dec 2021 |
| 25541 | Saguaro Petroleum, LLC | Midland, TX 79705 | Oil & Gas Operator | Nov 2024 |
| 25542 | Sahara Gas & Exploration, Inc. | | Gas Operator | Mar 2002 |
| 25543 | Sahara Operating Company | Midland, TX 79704 | Oil & Gas Operator | Nov 2024 |
| 25544 | Saiber Michael L & Lora L | Saxonburg, PA 16056 | Oil Operator | Mar 1997 |
| 25545 | Saint John Exploration & Production, Inc. | Williamsville, NY 14221 | Oil Operator | Dec 2023 |
| 25546 | Saint-Gobain Ceramics & Plastics, Inc. | Buckhannon, WV 26201 | Gas Operator | Dec 2021 |
| 25547 | Sajac Energy Company LLC | Duncan, OK 73533 | Oil & Gas Operator | Sep 2024 |
| 25548 | Salas-Apache Oil LLC | San Antonio, TX 78227 | Oil Operator | Nov 2024 |
| 25549 | Salem Oil LLC | | Oil Operator | Dec 2023 |
| 25550 | Salerno, Peter T., Jr. | Clyde, NY 14433 | Gas Operator | Dec 2023 |
| 25551 | Salida Exploration, LLC | Abilene, TX 79603 | Oil & Gas Operator | Nov 2024 |
| 25552 | Salient Energy, Inc. | Graham, TX 76450 | Oil & Gas Operator | Nov 2024 |
| 25553 | Saline Injection Systems Co. | | Oil Operator | Jun 2024 |
| 25554 | Saling Oil Co. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2002 |
| 25555 | Sallee Oil Corporation | Collinsville, OK 74021 | Oil & Gas Operator | Sep 2024 |
| 25556 | Sally Oil Company | | Oil Operator | Sep 2016 |
| 25557 | Salmon, Raymond Jr Estate | Nocona, TX 76255 | Oil Operator | Nov 2024 |
| 25558 | Salmon, Raymond, Jr. | Nocona, TX 76255 | Oil & Gas Operator | Sep 2017 |
| 25559 | Salt Creek Energy Company LLC | Shawnee, OK 74802-1505 | Oil & Gas Operator | Aug 2024 |
| 25560 | Salt Creek JT Venture | Pittsburgh, PA 15219-2702-2702 | Oil & Gas Operator | Dec 1986 |
| 25561 | Salt Creek Oil Corporation | Irving, TX 75016 | Oil & Gas Operator | Dec 1993 |
| 25562 | Salt Creek Operating LLC | FT Morgan, CO 80701 | Oil & Gas Operator | Mar 2020 |
| 25563 | Salt Creek Production, Inc. | Big Spring, TX 79721 | Oil & Gas Operator | Nov 2024 |
| 25564 | Salt Creek Resources, LLC | Caney, KS 67333 | Oil Operator | Oct 2019 |
| 25565 | Salt Creek West Partners | | Oil Operator | Jul 1995 |
| 25566 | Salt Fork Produc | | Oil Operator | Oct 1987 |
| 25567 | Salt Fork Producers Inc | Pond Creek, OK 73766 | Oil & Gas Operator | Jan 1995 |
| 25568 | Salt Of The Earth Energy, LLC | Montgomery, TX 77356 | Oil & Gas Operator | Nov 2024 |
| 25569 | Salt Plain Pipeline Corp | Edmond, OK 73013 | Oil & Gas Operator | Jun 2010 |
| 25570 | Salty Dog Disposal LLC | Cement, OK 73017 | Oil Operator | Sep 2024 |
| 25571 | Salty Lime Energy, LLC | Ovalo, TX 79541 | Oil Operator | Nov 2024 |
| 25572 | Salvador Oil, LLC | Dallas, TX 75201 | Oil & Gas Operator | Nov 2024 |
| 25573 | Sam Aertker | | Oil Operator | Jul 1992 |
| 25574 | Sam Jones & Assoc Prod Div Inc | | Oil & Gas Operator | Feb 1999 |
| 25575 | Sam K VIersen | Okmulgee, OK 74447 | Oil & Gas Operator | Jun 1996 |
| 25576 | Sam Koehler Enterprises, Inc. | Andover, NY 14806 | Oil & Gas Operator | Dec 2023 |
| 25577 | Sam Myers | | Oil & Gas Operator | Nov 1988 |
| 25578 | Sam R. Brown | | Oil Operator | Mar 1987 |
| 25579 | Sam Spears, Jr. | | Oil & Gas Operator | Sep 1998 |
| 25580 | Sam W Mays Jr LLC | Eureka, KS 67045 | Oil & Gas Operator | Apr 2018 |
| 25581 | Samantha Petroleum Corp. | | Oil & Gas Operator | Apr 1987 |
| 25582 | Samco | Whitesboro, TX 76273 | Oil & Gas Operator | Aug 2013 |
| 25583 | Samco Investments | | Oil Operator | May 2024 |
| 25584 | Samedan Energy Development Cor | | Oil & Gas Operator | Feb 1987 |
| 25585 | Samedan Oil Corp. -Offshore Div. | Houston, TX 77067 | Oil & Gas Operator | Dec 2002 |
| 25586 | Samedan Oil Corp. Et Al | | Oil & Gas Operator | Jan 1989 |
| 25587 | Samedan Oil Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2019 |
| 25588 | Samhill LLC | Tonkawa, OK 74653-5533 | Oil & Gas Operator | Aug 2024 |
| 25589 | Samis Oil Company, Inc. | Oklahoma City, OK 73156 | Oil & Gas Operator | Sep 2000 |
| 25590 | Sammax Operating LLC | Snyder, TX 79549 | Oil Operator | Nov 2024 |
| 25591 | Sammy D. Thrash | | Oil & Gas Operator | May 2012 |
| 25592 | Sammy D. Thrash, LLC | | Oil & Gas Operator | May 2019 |
| 25593 | Sample Exploration | | Oil & Gas Operator | Jul 2002 |
| 25594 | Samples James F | Brinkhaven, OH 43006 | Oil & Gas Operator | Dec 2021 |
| 25595 | Sampson Operators | | Oil & Gas Operator | Sep 2024 |
| 25596 | Sampson, Lowell | | Oil & Gas Operator | Dec 2001 |
| 25597 | Sams Energy, Inc. | Abilene, TX 79604 | Oil & Gas Operator | May 1998 |
| 25598 | Samson Contour Energy E&P, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Sep 2017 |
| 25599 | Samson Exploration LLC | Tulsa, OK 74101 | Oil & Gas Operator | Sep 2024 |
| 25600 | Samson Gas Producing Company | Tulsa, OK 74103 | Oil & Gas Operator | May 2001 |