| 29901 | Tenex Corporation | Houston, TX 77227 | Oil & Gas Operator | Dec 2007 |
| 29902 | Tenex Oil Corpor | | Oil Operator | May 1991 |
| 29903 | Tengasco, Inc. | Houston, TX 77063 | Oil & Gas Operator | Sep 2025 |
| 29904 | Tenison Oil Comp | | Oil Operator | Jan 1993 |
| 29905 | Tenison Oil Company | Abilene, TX 79605 | Oil & Gas Operator | Nov 2025 |
| 29906 | Tenk, Lawrence O. | Ottawa, KS 66067 | Oil & Gas Operator | Oct 1998 |
| 29907 | Tenmile Land Limited Liability Company | Bridgeport, WV 26330 | Oil & Gas Operator | Dec 2021 |
| 29908 | Tenneco Inc. | | Oil & Gas Operator | Jun 1989 |
| 29909 | Tenneco Oil Comp | | Oil & Gas Operator | Aug 1995 |
| 29910 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Nov 2025 |
| 29911 | Tenneco Ventures Corporation | | Oil & Gas Operator | Feb 1996 |
| 29912 | Tenneco West, Inc. | | Oil & Gas Operator | Dec 1983 |
| 29913 | Tennessee Gas Pipeline Company | | Oil & Gas Operator | Dec 2011 |
| 29914 | Tennessee Gas Pipeline Company, LLC | | Oil Operator | Dec 2024 |
| 29915 | Tennessee Properties, Inc | | Oil Operator | Dec 2014 |
| 29916 | Tenney, Donnie R. | Tallmansville, WV 26237-0000 | Gas Operator | Jan 2021 |
| 29917 | Tennyson Oil & Gas | Muskogee, OK 74401 | Oil Operator | Nov 2025 |
| 29918 | Tenpas, Bruce | Clymer, NY 14724 | Gas Operator | Dec 2024 |
| 29919 | Tensas Delta Expl Co., LLC | Shreveport, LA 71101-5323 | Oil & Gas Operator | Jul 2021 |
| 29920 | Tensas Delta Explo. Co., LLC | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2011 |
| 29921 | Tensas Delta Land Company | | Oil & Gas Operator | Apr 2002 |
| 29922 | Tensas Exploraton & Production Co LLC | | Oil & Gas Operator | Nov 2009 |
| 29923 | Teocali Energy LLC | Denver, CO 80202 | Oil & Gas Operator | Dec 2025 |
| 29924 | Teocalli Exploration LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Dec 2025 |
| 29925 | Teon Management, LLC | Midland, TX 79704 | Oil & Gas Operator | Mar 2020 |
| 29926 | Tep Barnett USA, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Feb 2026 |
| 29927 | Tepco Resources, Inc. | Houston, TX 77027 | Oil & Gas Operator | Sep 2004 |
| 29928 | Tepco, Inc. | Houston, TX 77002 | Oil & Gas Operator | Oct 1999 |
| 29929 | Tepee Petroleum Company, Inc. | Houston, TX 77098 | Oil & Gas Operator | Feb 2014 |
| 29930 | Ter Ex Inc | Butler, PA 16002-8638 | Gas Operator | Dec 1994 |
| 29931 | Terex Energy Corporation | Casper, WY 82602 | Oil & Gas Operator | Aug 2019 |
| 29932 | Terhune Harry C | Bartlesville, OK 74003 | Oil Operator | Feb 1997 |
| 29933 | Terhune Opal S | Bartlesville, OK 74006-0472 | Oil Operator | Apr 2025 |
| 29934 | Term Energy Corp. | Harrisville, WV 26362-0000 | Oil & Gas Operator | Dec 2021 |
| 29935 | Termo Company Of Texas | | Oil & Gas Operator | Dec 1986 |
| 29936 | Terra Energy Co LLC | | Oil Operator | Nov 2015 |
| 29937 | Terra Energy LTD | | Oil Operator | Dec 2016 |
| 29938 | Terra Exploration & Production Co. Inc. | | Oil & Gas Operator | Dec 2009 |
| 29939 | Terra Locus Services | Seguin, TX 78155 | Oil & Gas Operator | Jun 2000 |
| 29940 | Terra Max Energy | | Oil Operator | Mar 1986 |
| 29941 | Terra Production Company | Okemah, OK 74859-5924 | Oil & Gas Operator | Apr 2020 |
| 29942 | Terra Resc Incor | | Oil Operator | Mar 1986 |
| 29943 | Terra Resources, Inc. | Casper, WY 82601 | Oil & Gas Operator | Jun 1990 |
| 29944 | Terrace Petroleum Corporation | Midland, TX 79701 | Oil & Gas Operator | Jul 2013 |
| 29945 | Terrafina Energy, LLC | San Antonio, TX 78280 | Oil & Gas Operator | Feb 2026 |
| 29946 | Terral D Hinds | | Oil Operator | Mar 2012 |
| 29947 | Terrapet Corporation | | Oil & Gas Operator | Jun 2011 |
| 29948 | Terrapin Energy LLC | Okmulgee, OK 74447 | Oil Operator | Dec 2025 |
| 29949 | Terraquest Corporation | Edmond, OK 73034 | Oil & Gas Operator | Jul 1997 |
| 29950 | Terrascan Drilling Corp | Dublin, OH 43017 | Oil Operator | Dec 2005 |
| 29951 | Terrel Production Co | | Oil Operator | Oct 2016 |
| 29952 | Terreland Corporation | Sunray, TX 79086 | Oil & Gas Operator | Oct 2004 |
| 29953 | Terrell Oil & Gas Production Co. | Hamlin, TX 79520 | Oil & Gas Operator | Feb 2026 |
| 29954 | Terrgin Oil & Gas LLC | Frazeysburg, OH 43822 | Oil & Gas Operator | Dec 2021 |
| 29955 | Terrick Resources | Midland, TX 79708 | Oil & Gas Operator | Jul 2005 |
| 29956 | Terrier Oil Company | | Oil & Gas Operator | Feb 2015 |
| 29957 | Territory Resources LLC | Stillwater, OK 74074-1869 | Oil & Gas Operator | Jan 2026 |
| 29958 | Terrol Energy In | | Oil Operator | Feb 1993 |
| 29959 | Terrol Energy Incorporated | Hygiene, CO 80533 | Oil & Gas Operator | Dec 2006 |
| 29960 | Terronne Petroleum Corporation | | Oil & Gas Operator | Nov 2024 |
| 29961 | Terry D Coan | Youngsville, PA 16371-3608 | Oil & Gas Operator | Dec 2021 |
| 29962 | Terry Development, Inc. | | Oil & Gas Operator | Aug 1992 |
| 29963 | Terry Enterprises, Inc. | West Columbia, TX 77486 | Oil & Gas Operator | Feb 2026 |
| 29964 | Terry Jack | Konawa, OK 74849-0337 | Oil Operator | Feb 2012 |
| 29965 | Terry John Trust | Aurora, CO 80012-5112 | Oil & Gas Operator | May 2016 |
| 29966 | Terry Oil Company LLC | | Oil Operator | Dec 2024 |
| 29967 | Terry Pate | Hobbs, NM 88240 | Oil & Gas Operator | Jun 2006 |
| 29968 | Terry Petroleum Company | Houston, TX 77270 | Oil & Gas Operator | Dec 1997 |
| 29969 | Terry Production Co | Stroud, OK 74079-0475 | Oil & Gas Operator | Aug 2008 |
| 29970 | Terry Sims & Associates, Inc. | | Oil Operator | Sep 2009 |
| 29971 | Terry'S Roustabout Service, Inc. | Throckmorton, TX 76483 | Oil & Gas Operator | Oct 2002 |
| 29972 | Terry, Lewis D. | Olney, TX 76374 | Oil & Gas Operator | Sep 1995 |
| 29973 | Terry, R. K. | West Columbia, TX 77486 | Oil & Gas Operator | Feb 2026 |
| 29974 | Tervita, LLC | | Oil Operator | May 2021 |
| 29975 | Terzan Energy II LLC | Chandler, OK 74834 | Oil & Gas Operator | Dec 2025 |
| 29976 | Tesla Resources, Inc. | | Oil & Gas Operator | Aug 1996 |
| 29977 | Tesoro E&P Company, L.P. | San Antonio, TX 78216 | Oil & Gas Operator | Jan 2000 |
| 29978 | Tesoro Expl. & Prod. Company | San Antonio, TX 78216 | Gas Operator | Sep 2010 |
| 29979 | Tesoro Petroleum | | Oil Operator | Mar 1982 |
| 29980 | Tesoro Petroleum Corporation | | Oil & Gas Operator | May 1982 |
| 29981 | Tesoro-Bintliff | | Oil & Gas Operator | Nov 1982 |
| 29982 | Tess Oil Company | Borger, TX 79008 | Oil & Gas Operator | Mar 2008 |
| 29983 | Tessara Petroleum Resources, LLC | Houston, TX 77086 | Oil & Gas Operator | Apr 2020 |
| 29984 | Tessera Energy LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | Nov 2025 |
| 29985 | Testco Production Company | Watonga, OK 73772-0589 | Oil & Gas Operator | Aug 2013 |
| 29986 | Tesuque Oil & Gas LLC | Rockdale, TX 76567 | Oil Operator | Feb 2026 |
| 29987 | Tet Energy | | Oil Operator | Aug 2025 |
| 29988 | Teton Energy Co Inc | Denver, CO 80239 | Oil Operator | Dec 1983 |
| 29989 | Teton Petroleum Corporation | Kerrville, TX 78028 | Oil & Gas Operator | Feb 2026 |
| 29990 | Tetra Oil Company | | Oil & Gas Operator | Nov 2025 |
| 29991 | Tetragon Investments, LLC | Abilene, TX 79604 | Oil Operator | Jul 2014 |
| 29992 | Tettleton, Jon Otis | Nocona, TX 76255 | Oil & Gas Operator | Aug 2003 |
| 29993 | Tettleton, Steven B. | Nocona, TX 76255 | Oil Operator | Feb 2026 |
| 29994 | Tevebaugh MGMT Co | Baden, PA 15005-0123 | Oil & Gas Operator | Dec 2002 |
| 29995 | Tex-Am Petroleum Corp. | Eastland, TX 76448 | Oil & Gas Operator | Feb 2026 |
| 29996 | Tex-Am-Energy Inc. | Dallas, TX 75205 | Oil & Gas Operator | Mar 2008 |
| 29997 | Tex-Ann Oil & Gas Services, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Feb 2026 |
| 29998 | Tex-Atic Resources, Inc. | S. Lake Tahoe, CA 96150 | Oil & Gas Operator | Feb 2026 |
| 29999 | Tex-Con-Brehm-Basin Expl. | | Oil & Gas Operator | May 1990 |
| 30000 | Tex-Hio Energy | Terrell, TX 75156 | Oil & Gas Operator | Dec 1997 |