| 25801 | Search Drilling Company | Houston, TX 77010 | Oil & Gas Operator | Feb 2001 |
| 25802 | Searchers Exploration | Brenham, TX 77833 | Oil Operator | Apr 2026 |
| 25803 | Searcy Brothers Inc | Tulsa, OK 74135-0433 | Oil Operator | Jun 2004 |
| 25804 | Sears Joe M | Bethany, OK 730084841 | Oil & Gas Operator | May 2013 |
| 25805 | Sears M N | Oklahoma City, OK 73143 | Oil & Gas Operator | Apr 2015 |
| 25806 | Sears Resources, LLC | | Oil & Gas Operator | Dec 2021 |
| 25807 | Seashore Energy, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Apr 2026 |
| 25808 | Seattle'S Best Consulting LLC | Austin, TX 78731 | Oil & Gas Operator | Apr 2026 |
| 25809 | Seaward Resources Inc. | | Gas Operator | Dec 1984 |
| 25810 | Seawide Limited | | Oil & Gas Operator | Jul 1983 |
| 25811 | Seay Dennis Regan | | Oil Operator | Jan 2001 |
| 25812 | Seay Exploration, Inc. | Midland, TX 79704 | Oil & Gas Operator | Mar 2008 |
| 25813 | Seay Oil & Gas, LTD. | Dripping SPGS, TX 78620 | Oil & Gas Operator | Apr 2013 |
| 25814 | Sec Production Inc | Edmond, OK 73013-3709 | Oil & Gas Operator | Jan 2026 |
| 25815 | Secan Oil Co Inc | | Oil & Gas Operator | May 1987 |
| 25816 | Secan Oil Co., Inc.-Pennington | | Oil & Gas Operator | May 1987 |
| 25817 | Seco Petroleum Corp | Houston, TX 77290 | Oil & Gas Operator | Jan 1997 |
| 25818 | Seco Production Company | Midland, TX 79708 | Oil & Gas Operator | Aug 2003 |
| 25819 | Second Oil LTD | McCdlue, OH 43534 | Oil & Gas Operator | Dec 2024 |
| 25820 | Second Wind Production Company Inc. | | Oil Operator | Dec 2013 |
| 25821 | Secondary Gas Recovery Inc. | Tulsa, OK 74119 | Oil & Gas Operator | Oct 1993 |
| 25822 | Secondary Oil Corp., Inc. | Austin, TX 78750 | Oil Operator | Apr 1999 |
| 25823 | Secondary Recovery, Inc. | | Oil & Gas Operator | Dec 1991 |
| 25824 | Security Pacific National Bank | | Oil Operator | Dec 1990 |
| 25825 | Sed Energy Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2026 |
| 25826 | Sedalia Energy, LLC | | Oil & Gas Operator | Mar 2018 |
| 25827 | Sedco Resources Inc | Kerrville, TX 78029 | Oil & Gas Operator | Apr 2026 |
| 25828 | Sedna Energy LLC | Blanchard, OK 73010-8043 | Gas Operator | Apr 2017 |
| 25829 | Sedona Oil & Gas Corporation | Dallas, TX 75231 | Oil & Gas Operator | Apr 2026 |
| 25830 | See Oil | | Oil Operator | Dec 2025 |
| 25831 | Seeco | | Gas Operator | Mar 2016 |
| 25832 | Seeco, Inc. | | Gas Operator | Mar 2015 |
| 25833 | Seed Group/Aa Drilling | | Oil Operator | Oct 2009 |
| 25834 | Seedy Draw LLC | Greenwood VIllage, CO 80111 | Oil Operator | Jan 2026 |
| 25835 | Seek Energy, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2026 |
| 25836 | Seeker Oil Company II, Inc. | San Antonio, TX 78209 | Oil Operator | Jan 2016 |
| 25837 | Seeker Oil Company, Incorporated | San Antonio, TX 78209 | Oil & Gas Operator | Apr 2026 |
| 25838 | Seeker, LLC | Newkirk, OK 74647 | Oil & Gas Operator | Nov 2019 |
| 25839 | Seel-Mac Oil & Gas LLC | Richardson, TX 75080 | Oil Operator | Jul 2011 |
| 25840 | Seeley Oil Company, LLC | Cortez, CO 81321 | Oil & Gas Operator | Feb 2026 |
| 25841 | Seelig Oil Corpo | | Oil Operator | Apr 1985 |
| 25842 | Seely Oil Company | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2026 |
| 25843 | Seelye, William L. | Plano, TX 75024 | Oil & Gas Operator | Oct 2005 |
| 25844 | Seer Operating LLC | Sheridan, WY 82801 | Oil & Gas Operator | Oct 2016 |
| 25845 | Seewald, Hughes | Amarillo, TX 79105 | Gas Operator | Jan 1997 |
| 25846 | Segars Operating | | Gas Operator | Apr 2014 |
| 25847 | Segler, Charles | Holliday, TX 76366 | Oil & Gas Operator | Mar 2008 |
| 25848 | Segrest-Ward Joint Venture | Longview, TX 75606 | Oil & Gas Operator | Jun 2001 |
| 25849 | Seguin Pump | Seguin, TX 78155 | Oil & Gas Operator | Sep 2017 |
| 25850 | Seguro Oil & Gas Inc | | Oil Operator | Jul 1992 |
| 25851 | Seguro Oil And Gas, LLC | Midland, TX 79702 | Oil & Gas Operator | Jul 2024 |
| 25852 | Seguro Well Service, Inc. | Gonzales, TX 78629 | Oil & Gas Operator | Apr 2026 |
| 25853 | Sei Operating, LLC | Mandeville, LA 70471 | Oil & Gas Operator | Apr 2026 |
| 25854 | Seibel Modern MFG. & Welding Corp. | Lancaster, NY 14086 | Gas Operator | Dec 2024 |
| 25855 | Seibert Oil & Gas | Hudson, OH 44236-4430 | Oil & Gas Operator | Dec 1999 |
| 25856 | Seibert Oil, LLC | Macksville, KS 67557 | Oil & Gas Operator | Jul 2025 |
| 25857 | Seidler Oil & Gas Operating, LLC | Alvarado, TX 76009 | Oil & Gas Operator | Apr 2026 |
| 25858 | Seifert, Timothy M. | Caledonia, NY 14423 | Gas Operator | Dec 2024 |
| 25859 | Seiguf Oil Company, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2026 |
| 25860 | Seiran E & P Company, LLC | Friendswood, TX 77546 | Oil & Gas Operator | Apr 2026 |
| 25861 | Seisgen Exploration, Inc | Houston, TX 77024 | Gas Operator | Aug 2005 |
| 25862 | Seisma Drilling Corporation | Wichita Falls, TX 76301 | Oil Operator | Aug 2003 |
| 25863 | Seismic Investment Group, Inc. | Houston, TX 77055 | Oil & Gas Operator | Jun 2008 |
| 25864 | Seismic Leasing Service | Denver, CO 80216 | Oil & Gas Operator | Aug 2000 |
| 25865 | Seismotech Energy, Incorporated | Plano, TX 75075 | Oil & Gas Operator | Aug 2003 |
| 25866 | Seistech Development, Inc. | Midland, TX 79701 | Oil & Gas Operator | May 2007 |
| 25867 | Seitz Farms, Inc. | Phelps, NY 14532 | Gas Operator | Dec 2024 |
| 25868 | Seitz, Comegys & Seitz | Wichita Falls, TX 76307 | Oil & Gas Operator | Oct 1994 |
| 25869 | Seitz, J. R. & Adam | Wichita Falls, TX 76307 | Oil & Gas Operator | Mar 2008 |
| 25870 | Seitz, J. R. & Adam, LTD. | Wichita Falls, TX 76307 | Oil Operator | Apr 2026 |
| 25871 | Sek Energy, LLC | Benedict, KS 66714 | Oil & Gas Operator | Dec 2025 |
| 25872 | Sek Oil Incorpor | | Oil Operator | Jun 1985 |
| 25873 | Selby Larry Monroe | Bartlesville, OK 74006 | Oil & Gas Operator | Apr 2020 |
| 25874 | Selco Oil And Gas Inc | Alamo, CA 94507 | Oil & Gas Operator | Jan 2026 |
| 25875 | Select Energy Investments Inc | Solon, OH 44139 | Oil & Gas Operator | Dec 2019 |
| 25876 | Select Exploration Group LLC | Eufaula, OK 74432 | Oil & Gas Operator | May 2024 |
| 25877 | Select Operating Company Inc | Dallas, TX 75225 | Oil & Gas Operator | Mar 2014 |
| 25878 | Select Water Solutions, LLC | Gainesville, TX 76240 | Oil Operator | Dec 2025 |
| 25879 | Self Brothers | Montague, TX 76251 | Oil & Gas Operator | Apr 2026 |
| 25880 | Self, Charles D. | Jacksboro, TX 76458 | Oil & Gas Operator | Sep 2016 |
| 25881 | Self, Charles Lynn | Jacksboro, TX 76458 | Oil & Gas Operator | Apr 2026 |
| 25882 | Sell Drilling LLC | | Oil Operator | Feb 2011 |
| 25883 | Sell Well Servicing Company Osage Only | | Oil & Gas Operator | Nov 2019 |
| 25884 | Sell, David E | | Oil Operator | Dec 2025 |
| 25885 | Sellers Donald J | Depew, OK 74028-2442 | Oil Operator | Jan 2013 |
| 25886 | Sellers Jack B Estate Of | Cleveland, OK 74020 | Oil & Gas Operator | Dec 2025 |
| 25887 | Sellers Lease Service, Inc. | Flatonia, TX 78941 | Oil & Gas Operator | Apr 2026 |
| 25888 | Sellers Mark A | Drumright, OK 74030 | Oil & Gas Operator | Mar 2020 |
| 25889 | Sellers O N | Henryetta, OK 74437 | Oil & Gas Operator | May 1997 |
| 25890 | Sellers&Fulton Oil LLC | Artesia, NM 88210 | Oil & Gas Operator | Jun 2021 |
| 25891 | Sellers' Lease Service | Flatonia, TX 78941 | Oil & Gas Operator | Jul 1994 |
| 25892 | Sellmeyer Eugene | Collinsville, OK 74021 | Oil & Gas Operator | Mar 2015 |
| 25893 | Sellmeyer Frank | San Rafael, CA 94901-1339 | Oil Operator | Dec 2014 |
| 25894 | Selous Energy, LLC | Fort Worth, TX 76109 | Oil & Gas Operator | Jul 2015 |
| 25895 | Sem Operating Company LLC | Houston, TX 77042 | Oil & Gas Operator | Apr 2026 |
| 25896 | Seminole Company (The) | | Oil Operator | Dec 1994 |
| 25897 | Seminole Oil Productions LLC | Surprise, AZ 85387-2015 | Oil Operator | Apr 2020 |
| 25898 | Seminole Production Co. | Silsbee, TX 77656 | Oil & Gas Operator | Oct 2002 |
| 25899 | Seminole Tank Service | Seminole, OK 74818-1587 | Oil & Gas Operator | Dec 2025 |
| 25900 | Semo, Inc. | | Oil & Gas Operator | Feb 2002 |