| 26001 | Sanders, Arthur J. | Wichita, KS 67217 | Oil Operator | Nov 1989 |
| 26002 | Sanders, Jack W | Wellsville, KS 66092 | Oil Operator | Feb 1996 |
| 26003 | Sanders, Larry E. Trustee | Longview, TX 75606 | Oil & Gas Operator | Jun 2025 |
| 26004 | Sandhawk Energy, LLC | Houston, TX 77079 | Oil & Gas Operator | Jun 2011 |
| 26005 | Sandhill L.L.C. | Wichita, KS 67202 | Gas Operator | Jun 2003 |
| 26006 | Sandhill Production Inc | Shongaloo, LA 71072 | Oil & Gas Operator | Dec 2019 |
| 26007 | Sandhills Oil Co. | Copan, OK 74022 | Oil Operator | Aug 1997 |
| 26008 | Sandia Energy Corporation-NM | Holdenville, OK 74848 | Oil & Gas Operator | Aug 2003 |
| 26009 | Sandia Operating Corp. | San Antonio, TX 78270 | Oil & Gas Operator | May 2010 |
| 26010 | Sandia Production Co., Inc. | Corrales, NM 87048 | Oil & Gas Operator | Jun 2025 |
| 26011 | Sandler Raymond C | Los Angeles, CA 90067 | Oil Operator | Dec 1999 |
| 26012 | Sandlin Oil Corp | Dacono, CO 80514 | Oil & Gas Operator | Apr 2025 |
| 26013 | Sandlot Oil & Gas LLC | Gruver, TX 79040 | Oil & Gas Operator | Jun 2025 |
| 26014 | Sandlott Energy (Jackie Brewer Dba) | Lovington, NM 88260 | Oil & Gas Operator | Dec 2024 |
| 26015 | Sandman Exploration, L.L.C. | Georgetown, TX 78627 | Oil & Gas Operator | Jun 2025 |
| 26016 | Sandollar Oil & Gas, Inc. | Hallsville, TX 75650 | Oil & Gas Operator | Feb 1993 |
| 26017 | Sandor Petroleum Corporation | Crane, TX 79731 | Oil & Gas Operator | Jun 2025 |
| 26018 | Sandpoint Energy Partners LLC | | Oil Operator | Jan 2025 |
| 26019 | Sandpoint Operating, LLC | San Antonio, TX 78209 | Oil & Gas Operator | Feb 2025 |
| 26020 | Sandpoint Texas LLC | Houston, TX 77270 | Oil Operator | Jun 2025 |
| 26021 | Sandra Corporation (The) | Pampa, TX 79066-2474 | Gas Operator | Oct 1996 |
| 26022 | Sandridge Energy Inc (Federal Wells Only) | | Oil & Gas Operator | Jun 2013 |
| 26023 | Sandridge Energy, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | May 2018 |
| 26024 | Sandridge Exploration And Production LLC | Oklahoma City, OK 73104 | Oil & Gas Operator | Jun 2025 |
| 26025 | Sandridge Offshore, LLC | Houston, TX 77042 | Oil & Gas Operator | Apr 2014 |
| 26026 | Sandridge Onshore, LLC | Houston, TX 77010 | Oil & Gas Operator | Jun 2014 |
| 26027 | Sandridge Tertiary, LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 2012 |
| 26028 | Sandrock Energy LLC | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2025 |
| 26029 | Sands Oil Company Inc | Billings, MT 59103 | Oil & Gas Operator | Mar 2025 |
| 26030 | Sands-American Corp | | Oil & Gas Operator | Jan 1990 |
| 26031 | Sandstone Dev LLC | Bradford, PA 16701-2922 | Oil & Gas Operator | Dec 2024 |
| 26032 | Sandstone Hills Energy Inc | Seminole, OK 74818-1938 | Oil & Gas Operator | Sep 2014 |
| 26033 | Sandstone Oil & Gas Development, LLC | Cyclone, PA 16726 | Oil Operator | Dec 2023 |
| 26034 | Sandstone Operating Company, Inc | Odessa, TX 79762 | Oil & Gas Operator | Jul 1995 |
| 26035 | Sandstone Resources | Saint Joseph, MO 64506 | Oil & Gas Operator | Dec 1995 |
| 26036 | Sandstone Resources, Inc. | Houston, TX 77043 | Oil & Gas Operator | Jun 2025 |
| 26037 | Sandstone Services, LLC | Graham, TX 76450 | Oil & Gas Operator | Jun 2025 |
| 26038 | Sandy Petroleum Inc | Shawnee, OK 74801-5634 | Oil & Gas Operator | Mar 2025 |
| 26039 | Sandy Supply Co | Wooster, OH 44691 | Oil & Gas Operator | Dec 2014 |
| 26040 | Sanford & Jenkins | Henryetta, OK 74437-1411 | Oil & Gas Operator | Mar 2015 |
| 26041 | Sanford Casondra | Ada, OK 74820-4460 | Oil & Gas Operator | May 2013 |
| 26042 | Sanford Resources Corp. | | Oil & Gas Operator | Jul 1998 |
| 26043 | Sanford, Marion | Bowling Green, KY 42101 | Oil Operator | Dec 2023 |
| 26044 | Sanguine Gas Exploration, LLC | Tulsa, OK 74119 | Oil & Gas Operator | Jun 2025 |
| 26045 | Sanguine, LTD | Tulsa, OK 74170 | Gas Operator | Oct 2003 |
| 26046 | Sanhall Corporation | Huntsville, TX 77340 | Oil & Gas Operator | Oct 1993 |
| 26047 | Sanner Jeffrey B Dba Bryant Lyn Production | Velma, OK 73491 | Oil Operator | Mar 2025 |
| 26048 | Sanner Oil Co LLC | Duncan, OK 73533 | Oil Operator | Apr 2025 |
| 26049 | Sanner Oil Company | Velma, OK 73491-0550 | Oil & Gas Operator | Jan 2014 |
| 26050 | Sannes, Ronald M. Or Margaret Ann | Billings, MT 59103 | Oil & Gas Operator | Oct 2017 |
| 26051 | Sanook Inc | Oklahoma City, OK 73156-0548 | Oil & Gas Operator | Jan 2007 |
| 26052 | Sanor Bruce | Salem, OH 44460 | Oil & Gas Operator | Dec 2024 |
| 26053 | Sanovic Gas, LLC | Sewickley, PA 15143 | Gas Operator | Dec 2021 |
| 26054 | Sanquip LLC | Oklahoma City, OK 73106 | Oil & Gas Operator | Sep 2024 |
| 26055 | Santa Ana Canyon Dev. Corp. | | Oil & Gas Operator | Mar 2025 |
| 26056 | Santa Anna Operating 3, LLC | Santa Anna, TX 76878 | Oil & Gas Operator | Jun 2025 |
| 26057 | Santa Anna Operating Co I, LLC | Abilene, TX 79608 | Oil & Gas Operator | Oct 2018 |
| 26058 | Santa Fe Braun, Inc | Dallas, TX 75240-6620 | Oil & Gas Operator | Mar 1995 |
| 26059 | Santa Fe Energy Company | Midland, TX 79701 | Oil & Gas Operator | Dec 2015 |
| 26060 | Santa Fe Energy Op Partners LP | | Oil & Gas Operator | Oct 1989 |
| 26061 | Santa Fe Energy Oper. Part., LP | Houston, TX 77057 | Oil & Gas Operator | Dec 1994 |
| 26062 | Santa Fe Energy Operating Partner LP | Midland, TX 79701 | Oil & Gas Operator | Sep 2004 |
| 26063 | Santa Fe Energy Operating Partners L.P. | Houston, TX 77057 | Oil & Gas Operator | Dec 1994 |
| 26064 | Santa Fe Energy Operg Parts LP | | Oil & Gas Operator | Nov 1993 |
| 26065 | Santa Fe Energy Resources, Inc. | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
| 26066 | Santa Fe Exploration Company | Lubbock, TX 79408 | Oil & Gas Operator | Nov 1997 |
| 26067 | Santa Fe Mineral | | Gas Operator | Oct 1994 |
| 26068 | Santa Fe Minerals | | Gas Operator | Dec 1993 |
| 26069 | Santa Fe Minerals, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Sep 2013 |
| 26070 | Santa Fe Operating LLC | Frisco, TX 75034 | Gas Operator | Jun 2025 |
| 26071 | Santa Fe Pipe & | | Oil & Gas Operator | Dec 1991 |
| 26072 | Santa Fe Snyder Corporation | Houston, TX 77024 | Oil & Gas Operator | Oct 2000 |
| 26073 | Santa Fe-Andover Oil Co | Tulsa, OK 74172 | Oil & Gas Operator | Sep 2000 |
| 26074 | Santa Maria Energy LLC | | Oil & Gas Operator | Dec 2024 |
| 26075 | Santa Rita Resources Inc & Subs | | Oil & Gas Operator | Mar 2015 |
| 26076 | Santa Rosa Operating, LLC | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Jun 2025 |
| 26077 | Santa Rosa Petroleum LLC | Recluse, WY 82725 | Oil & Gas Operator | Apr 2025 |
| 26078 | Santana Energy Services, LLC | Baton Rouge, LA 70809 | Oil & Gas Operator | Jun 2025 |
| 26079 | Santana Exploration, Inc. | | Oil & Gas Operator | Dec 1985 |
| 26080 | Sante Fe Minerals | | Oil & Gas Operator | Dec 1987 |
| 26081 | Santerra Oil & Gas, Inc. | Seagoville, TX 75159 | Oil & Gas Operator | Jun 2025 |
| 26082 | Santo Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2025 |
| 26083 | Santo Petroleum LLC | Artesia, NM 88211 | Oil & Gas Operator | Sep 2024 |
| 26084 | Santo Resources Inc | Oklahoma City, OK 73154 | Oil & Gas Operator | Nov 1998 |
| 26085 | Santos USA Corp. | Houston, TX 77042 | Oil & Gas Operator | Dec 2008 |
| 26086 | Sapient Energy Corp | Oklahoma City, OK 73154 | Oil & Gas Operator | Jan 2002 |
| 26087 | Sappington Carol J | | Oil Operator | Mar 2017 |
| 26088 | Sappington Crude Oil Inc | | Oil & Gas Operator | Dec 2024 |
| 26089 | Sappington Henry | | Oil Operator | Dec 2010 |
| 26090 | Sappington Walter B | | Oil Operator | Dec 2024 |
| 26091 | Sappington Walter B Dianne M | | Oil Operator | Dec 2024 |
| 26092 | Saqus Oil Co | Oklahoma City, OK 73107 | Oil & Gas Operator | May 2001 |
| 26093 | Sara Jenny Energy Inc | Chesterland, OH 44026 | Oil & Gas Operator | Dec 2024 |
| 26094 | Saratoga Energy Corporation | Sourlake, TX 77659 | Oil & Gas Operator | Dec 2004 |
| 26095 | Saratoga Oil Company | Batson, TX 77519 | Oil & Gas Operator | Jun 2025 |
| 26096 | Saratoga Production Company LLC | Sourlake, TX 77659 | Oil Operator | Jun 2025 |
| 26097 | Saratoga Resources, Inc. | Houston, TX 77077 | Oil & Gas Operator | Jul 1994 |
| 26098 | Sardis Gas, LLC | Mineral Wells, WV 26150 | Oil & Gas Operator | Dec 2024 |
| 26099 | Sargeco, Inc. | Pampa, TX 79065 | Oil & Gas Operator | Sep 2018 |
| 26100 | Sargent Oil & Gas Company | | Oil & Gas Operator | Dec 2022 |