| 26101 | Sandstone Dev LLC | Bradford, PA 16701-2922 | Oil & Gas Operator | Dec 2024 |
| 26102 | Sandstone Hills Energy Inc | Seminole, OK 74818-1938 | Oil & Gas Operator | Sep 2014 |
| 26103 | Sandstone Oil & Gas Development, LLC | Cyclone, PA 16726 | Oil Operator | Dec 2023 |
| 26104 | Sandstone Operating Company, Inc | Odessa, TX 79762 | Oil & Gas Operator | Jul 1995 |
| 26105 | Sandstone Resources | Saint Joseph, MO 64506 | Oil & Gas Operator | Dec 1995 |
| 26106 | Sandstone Resources, Inc. | Houston, TX 77043 | Oil & Gas Operator | May 2025 |
| 26107 | Sandstone Services, LLC | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 26108 | Sandy Petroleum Inc | Shawnee, OK 74801-5634 | Oil & Gas Operator | Nov 2024 |
| 26109 | Sandy Supply Co | Wooster, OH 44691 | Oil & Gas Operator | Dec 2014 |
| 26110 | Sanford & Jenkins | Henryetta, OK 74437-1411 | Oil & Gas Operator | Mar 2015 |
| 26111 | Sanford Casondra | Ada, OK 74820-4460 | Oil & Gas Operator | May 2013 |
| 26112 | Sanford Resources Corp. | | Oil & Gas Operator | Jul 1998 |
| 26113 | Sanford, Marion | Bowling Green, KY 42101 | Oil Operator | Dec 2023 |
| 26114 | Sanguine Gas Exploration, LLC | Tulsa, OK 74119 | Oil & Gas Operator | May 2025 |
| 26115 | Sanguine, LTD | Tulsa, OK 74170 | Gas Operator | Oct 2003 |
| 26116 | Sanhall Corporation | Huntsville, TX 77340 | Oil & Gas Operator | Oct 1993 |
| 26117 | Sanner Jeffrey B Dba Bryant Lyn Production | Velma, OK 73491 | Oil Operator | Oct 2024 |
| 26118 | Sanner Oil Co LLC | Duncan, OK 73533 | Oil Operator | Feb 2025 |
| 26119 | Sanner Oil Company | Velma, OK 73491-0550 | Oil & Gas Operator | Jan 2014 |
| 26120 | Sannes, Ronald M. Or Margaret Ann | Billings, MT 59103 | Oil & Gas Operator | Oct 2017 |
| 26121 | Sanook Inc | Oklahoma City, OK 73156-0548 | Oil & Gas Operator | Jan 2007 |
| 26122 | Sanor Bruce | Salem, OH 44460 | Oil & Gas Operator | Dec 2024 |
| 26123 | Sanovic Gas, LLC | Sewickley, PA 15143 | Gas Operator | Dec 2021 |
| 26124 | Sanquip LLC | Oklahoma City, OK 73106 | Oil & Gas Operator | Sep 2024 |
| 26125 | Santa Ana Canyon Dev. Corp. | | Oil & Gas Operator | Feb 2025 |
| 26126 | Santa Anna Operating 3, LLC | Santa Anna, TX 76878 | Oil & Gas Operator | May 2025 |
| 26127 | Santa Anna Operating Co I, LLC | Abilene, TX 79608 | Oil & Gas Operator | Oct 2018 |
| 26128 | Santa Fe Braun, Inc | Dallas, TX 75240-6620 | Oil & Gas Operator | Mar 1995 |
| 26129 | Santa Fe Energy Company | Midland, TX 79701 | Oil & Gas Operator | Dec 2015 |
| 26130 | Santa Fe Energy Op Partners LP | | Oil & Gas Operator | Oct 1989 |
| 26131 | Santa Fe Energy Oper. Part., LP | Houston, TX 77057 | Oil & Gas Operator | Dec 1994 |
| 26132 | Santa Fe Energy Operating Partner LP | Midland, TX 79701 | Oil & Gas Operator | Sep 2004 |
| 26133 | Santa Fe Energy Operating Partners L.P. | Houston, TX 77057 | Oil & Gas Operator | Dec 1994 |
| 26134 | Santa Fe Energy Operg Parts LP | | Oil & Gas Operator | Nov 1993 |
| 26135 | Santa Fe Energy Resources, Inc. | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
| 26136 | Santa Fe Exploration Company | Lubbock, TX 79408 | Oil & Gas Operator | Nov 1997 |
| 26137 | Santa Fe Mineral | | Gas Operator | Oct 1994 |
| 26138 | Santa Fe Minerals | | Gas Operator | Dec 1993 |
| 26139 | Santa Fe Minerals, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Sep 2013 |
| 26140 | Santa Fe Operating LLC | Frisco, TX 75034 | Gas Operator | May 2025 |
| 26141 | Santa Fe Pipe & | | Oil & Gas Operator | Dec 1991 |
| 26142 | Santa Fe Snyder Corporation | Houston, TX 77024 | Oil & Gas Operator | Oct 2000 |
| 26143 | Santa Fe-Andover Oil Co | Tulsa, OK 74172 | Oil & Gas Operator | Sep 2000 |
| 26144 | Santa Maria Energy LLC | | Oil & Gas Operator | Dec 2024 |
| 26145 | Santa Rita Resources Inc & Subs | | Oil & Gas Operator | Mar 2015 |
| 26146 | Santa Rosa Operating, LLC | Corpus Chrsti, TX 78411 | Oil & Gas Operator | May 2025 |
| 26147 | Santa Rosa Petroleum LLC | Recluse, WY 82725 | Oil & Gas Operator | Mar 2025 |
| 26148 | Santana Energy Services, LLC | Baton Rouge, LA 70809 | Oil & Gas Operator | May 2025 |
| 26149 | Santana Exploration, Inc. | | Oil & Gas Operator | Dec 1985 |
| 26150 | Sante Fe Minerals | | Oil & Gas Operator | Dec 1987 |
| 26151 | Santerra Oil & Gas, Inc. | Seagoville, TX 75159 | Oil & Gas Operator | May 2025 |
| 26152 | Santo Operating LLC | Houston, TX 77002 | Oil & Gas Operator | May 2025 |
| 26153 | Santo Petroleum LLC | Artesia, NM 88211 | Oil & Gas Operator | Sep 2024 |
| 26154 | Santo Resources Inc | Oklahoma City, OK 73154 | Oil & Gas Operator | Nov 1998 |
| 26155 | Santos USA Corp. | Houston, TX 77042 | Oil & Gas Operator | Dec 2008 |
| 26156 | Saphire Energy | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 26157 | Sapient Energy Corp | Oklahoma City, OK 73154 | Oil & Gas Operator | Jan 2002 |
| 26158 | Sappington Carol J | | Oil Operator | Mar 2017 |
| 26159 | Sappington Crude Oil Inc | | Oil & Gas Operator | Dec 2024 |
| 26160 | Sappington Henry | | Oil Operator | Dec 2010 |
| 26161 | Sappington Walter B | | Oil Operator | Dec 2024 |
| 26162 | Sappington Walter B Dianne M | | Oil Operator | Dec 2024 |
| 26163 | Saqus Oil Co | Oklahoma City, OK 73107 | Oil & Gas Operator | May 2001 |
| 26164 | Sara Jenny Energy Inc | Chesterland, OH 44026 | Oil & Gas Operator | Dec 2024 |
| 26165 | Saratoga Energy Corporation | Sourlake, TX 77659 | Oil & Gas Operator | Dec 2004 |
| 26166 | Saratoga Oil Company | Batson, TX 77519 | Oil & Gas Operator | May 2025 |
| 26167 | Saratoga Production Company LLC | Sourlake, TX 77659 | Oil Operator | May 2025 |
| 26168 | Saratoga Resources, Inc. | Houston, TX 77077 | Oil & Gas Operator | Jul 1994 |
| 26169 | Sardis Gas, LLC | Mineral Wells, WV 26150 | Oil & Gas Operator | Dec 2024 |
| 26170 | Sargeco, Inc. | Pampa, TX 79065 | Oil & Gas Operator | Sep 2018 |
| 26171 | Sargent Oil & Gas Company | | Oil & Gas Operator | Dec 2022 |
| 26172 | Sargent, Jo Ann | Holliday, TX 76366 | Oil & Gas Operator | Aug 2003 |
| 26173 | Sarita Energy Resources, LTD. | Houston, TX 77277 | Oil & Gas Operator | May 2025 |
| 26174 | Sarita Oil & Gas | Boerne, TX 78006 | Oil & Gas Operator | Jul 2024 |
| 26175 | Sarkeys Inc | | Oil & Gas Operator | Dec 1998 |
| 26176 | Sarrita Oil Co., Inc. | Floresville, TX 78114 | Oil & Gas Operator | Jul 2002 |
| 26177 | Sarver, Danny & Meador, Steve | Adolphus, KY 42120 | Oil Operator | Dec 2019 |
| 26178 | Sasakwa Operating LLC | Oklahoma City, OK 73179-1902 | Oil & Gas Operator | Feb 2025 |
| 26179 | Sasha Petroleum, Inc | | Oil Operator | Jan 1986 |
| 26180 | Sassco Petroleum, Inc. | Austin, TX 78763 | Oil & Gas Operator | Feb 2000 |
| 26181 | Sasser Company Inc (The) | Perkins, OK 74059 | Oil & Gas Operator | Jan 2025 |
| 26182 | Satanta Oil Company | Midland, TX 79704 | Oil & Gas Operator | May 2025 |
| 26183 | Satchell Creek Petroleum, LLC | Wichita, KS 67205 | Oil Operator | Jul 2024 |
| 26184 | Satex Energy, Inc. | San Antonio, TX 78216 | Oil & Gas Operator | Aug 2003 |
| 26185 | Saturn Oil And Development Corp. | Carlsbad, NM 88220 | Oil & Gas Operator | May 2025 |
| 26186 | Saturn Resources Corp | Springboro, OH 45066 | Oil & Gas Operator | Dec 1998 |
| 26187 | Sauby, Warren | Kevin, MT 59454 | Oil Operator | Feb 2009 |
| 26188 | Sauder Earl W | | Oil & Gas Operator | Jan 1992 |
| 26189 | Sauder George E | | Oil Operator | Nov 1996 |
| 26190 | Sauder Management Company | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2025 |
| 26191 | Sauder Oil Co., LLC | Madison, KS 66860 | Oil Operator | Jan 2025 |
| 26192 | Sauder, Earl W. (Deceased) | Emporia, KS 66801 | Oil & Gas Operator | Nov 1997 |
| 26193 | Sauer Bill Oil & Gas Company LLC | Casper, WY 82604 | Oil & Gas Operator | Jun 1999 |
| 26194 | Saur, Jerry | Luling, TX 78648 | Oil & Gas Operator | Dec 2015 |
| 26195 | Sauvage W W Inco | | Oil Operator | Nov 1989 |
| 26196 | Savage Exploration, Inc. | San Marcos, TX 78666 | Oil & Gas Operator | May 2025 |
| 26197 | Savage James F | | Oil Operator | Dec 1996 |
| 26198 | Savannah Joint Ventures | | Oil & Gas Operator | Nov 2000 |
| 26199 | Savannah Oil And Gas, L. L. C. | | Oil & Gas Operator | Oct 1998 |
| 26200 | Savannah Oil Co. | Jefferson, TX 75657 | Oil & Gas Operator | Nov 2007 |