| 28101 | Tenmile Land Limited Liability Company | Bridgeport, WV 26330 | Oil & Gas Operator | Dec 2021 |
| 28102 | Tenneco Inc. | | Oil & Gas Operator | Jun 1989 |
| 28103 | Tenneco Oil Comp | | Oil & Gas Operator | Aug 1995 |
| 28104 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Nov 2023 |
| 28105 | Tenneco Ventures Corporation | | Oil & Gas Operator | Feb 1996 |
| 28106 | Tenneco West, Inc. | | Oil & Gas Operator | Dec 1983 |
| 28107 | Tennessee Gas Pipeline Company | Houston, TX 77252 | Oil & Gas Operator | Dec 2011 |
| 28108 | Tennessee Gas Pipeline Company, LLC | | Oil Operator | Dec 2023 |
| 28109 | Tennessee Properties, Inc | | Oil Operator | Dec 2014 |
| 28110 | Tennyson Jerry Dba Tennyson Oil & Gas | | Oil Operator | Dec 2023 |
| 28111 | Tenpas, Bruce | Clymer, NY 14724 | Gas Operator | Dec 2022 |
| 28112 | Tensas Delta Explo. Co., LLC | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2011 |
| 28113 | Tensas Delta Exploration Company, LLC | Shreveport, LA 71101-5323 | Oil & Gas Operator | Jul 2021 |
| 28114 | Tensas Delta Land Company | | Oil & Gas Operator | Apr 2002 |
| 28115 | Teocali Energy LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2024 |
| 28116 | Teocalli Exploration LLC | | Oil & Gas Operator | Jan 2024 |
| 28117 | Teon Management, LLC | Midland, TX 79704 | Oil & Gas Operator | Mar 2020 |
| 28118 | Tep Barnett USA, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2024 |
| 28119 | Tepco Resources, Inc. | Houston, TX 77027 | Oil & Gas Operator | Oct 2004 |
| 28120 | Tepco, Inc. | Houston, TX 77002 | Oil & Gas Operator | Oct 1999 |
| 28121 | Tepee Petroleum Company, Inc. | Houston, TX 77098 | Oil & Gas Operator | Feb 2014 |
| 28122 | Ter Ex Inc | Butler, PA 16002-8638 | Gas Operator | Dec 1994 |
| 28123 | Terex Energy Corporation | Casper, WY 82602 | Oil & Gas Operator | Aug 2019 |
| 28124 | Terhune Harry C | Bartlesville, OK 74003 | Oil Operator | Feb 1997 |
| 28125 | Terhune Opal S | Bartlesville, OK 74006-0472 | Oil Operator | Dec 2023 |
| 28126 | Term Energy Corp. | Harrisville, WV 26362-0000 | Oil & Gas Operator | Dec 2021 |
| 28127 | Termo Co. Of Texas | | Oil & Gas Operator | Dec 1986 |
| 28128 | Terra Energy Co LLC | | Oil & Gas Operator | Apr 2018 |
| 28129 | Terra Energy LTD | | Oil & Gas Operator | Apr 2018 |
| 28130 | Terra Exploration & Production Co. Inc. | | Oil & Gas Operator | Dec 2009 |
| 28131 | Terra Locus Services | Seguin, TX 78155 | Oil & Gas Operator | Jun 2000 |
| 28132 | Terra Max Energy | | Oil Operator | Mar 1986 |
| 28133 | Terra Production Company | Okemah, OK 74859-5924 | Oil & Gas Operator | Apr 2020 |
| 28134 | Terra Resc Incor | | Oil Operator | Mar 1986 |
| 28135 | Terra Resources, Inc. | Casper, WY 82601 | Oil & Gas Operator | Jun 1990 |
| 28136 | Terrace Petroleum Corporation | Midland, TX 79701 | Oil & Gas Operator | Jul 2013 |
| 28137 | Terrafina Energy, LLC | San Antonio, TX 78280 | Oil & Gas Operator | Apr 2024 |
| 28138 | Terral D Hinds | | Oil Operator | Mar 2012 |
| 28139 | Terrapet Corporation | | Oil & Gas Operator | Jun 2011 |
| 28140 | Terrapin Energy LLC | Mountain VIew, CA 94043-2356 | Oil Operator | Jan 2024 |
| 28141 | Terraquest Corporation | Edmond, OK 73034 | Oil & Gas Operator | Jul 1997 |
| 28142 | Terrascan Drilling Corp | Dublin, OH 43017 | Oil Operator | Dec 2005 |
| 28143 | Terrel Production Co | | Oil & Gas Operator | Nov 2023 |
| 28144 | Terreland Corporation | Sunray, TX 79086 | Oil & Gas Operator | Oct 2004 |
| 28145 | Terrell Oil & Gas Production Co. | Hamlin, TX 79520 | Oil & Gas Operator | Apr 2024 |
| 28146 | Terrgin Oil & Gas LLC | Frazeysburg, OH 43822 | Oil & Gas Operator | Dec 2021 |
| 28147 | Terrick Resources | Midland, TX 79708 | Oil & Gas Operator | Jul 2005 |
| 28148 | Terrier Oil Company | | Oil & Gas Operator | Feb 2015 |
| 28149 | Terrier Oil Company, LLC | | Oil & Gas Operator | Jan 2024 |
| 28150 | Territory Resources LLC | Stillwater, OK 74074-1869 | Oil & Gas Operator | Jan 2024 |
| 28151 | Terrol Energy In | | Oil Operator | Feb 1993 |
| 28152 | Terrol Energy, Inc. | Hygiene, CO 80533 | Oil & Gas Operator | Dec 2006 |
| 28153 | Terronne Petroleum Corporation | | Oil & Gas Operator | Dec 2023 |
| 28154 | Terry D Coan | Youngsville, PA 16371-3608 | Oil & Gas Operator | Dec 2021 |
| 28155 | Terry Development, Inc. | | Oil & Gas Operator | Aug 1992 |
| 28156 | Terry Enterprises, Inc. | West Columbia, TX 77486 | Oil & Gas Operator | Apr 2024 |
| 28157 | Terry Jack | Konawa, OK 74849-0337 | Oil Operator | Feb 2012 |
| 28158 | Terry John Trust | Aurora, CO 80012-5112 | Oil & Gas Operator | May 2016 |
| 28159 | Terry Petroleum Company | Houston, TX 77270 | Oil & Gas Operator | Dec 1997 |
| 28160 | Terry Production Co | Stroud, OK 74079-0475 | Oil & Gas Operator | Aug 2008 |
| 28161 | Terry Sims & Associates, Inc. | | Oil Operator | Sep 2009 |
| 28162 | Terry'S Roustabout Service, Inc. | Throckmorton, TX 76483 | Oil & Gas Operator | Oct 2002 |
| 28163 | Terry, Lewis D. | Olney, TX 76374 | Oil & Gas Operator | Sep 1995 |
| 28164 | Terry, R. K. | West Columbia, TX 77486 | Oil & Gas Operator | Apr 2024 |
| 28165 | Tervita, LLC | | Oil Operator | May 2021 |
| 28166 | Terzan Energy II LLC | | Oil & Gas Operator | Jan 2024 |
| 28167 | Tesla Resources, Inc. | | Oil & Gas Operator | Aug 1996 |
| 28168 | Tesoro E&P Company, L.P. | San Antonio, TX 78216 | Oil & Gas Operator | Jan 2000 |
| 28169 | Tesoro Petroleum | | Oil Operator | Mar 1982 |
| 28170 | Tesoro Petroleum Corporation | | Oil & Gas Operator | May 1982 |
| 28171 | Tess Oil Company | Borger, TX 79008 | Oil & Gas Operator | Mar 2008 |
| 28172 | Tessara Petroleum Resources, LLC | Houston, TX 77086 | Oil & Gas Operator | Apr 2020 |
| 28173 | Tessera Energy LLC | | Oil & Gas Operator | Dec 2023 |
| 28174 | Testco Production Company | Watonga, OK 73772-0589 | Oil & Gas Operator | Aug 2013 |
| 28175 | Tesuque Oil & Gas LLC | Rockdale, TX 76567 | Oil Operator | Apr 2024 |
| 28176 | Tet Energy | | Oil Operator | Sep 2023 |
| 28177 | Teton Energy Co Inc | Denver, CO 80239 | Oil Operator | Dec 1983 |
| 28178 | Teton Petroleum Corporation | Kerrville, TX 78028 | Oil & Gas Operator | Apr 2024 |
| 28179 | Tetra Oil Company | | Oil & Gas Operator | Nov 2023 |
| 28180 | Tetragon Investments, LLC | Abilene, TX 79604 | Oil Operator | Jul 2014 |
| 28181 | Tettleton, Jon Otis | Nocona, TX 76255 | Oil & Gas Operator | Aug 2003 |
| 28182 | Tettleton, Steven B. | Nocona, TX 76255 | Oil Operator | Apr 2024 |
| 28183 | Tevebaugh MGMT Co | Baden, PA 15005-0123 | Oil & Gas Operator | Dec 2002 |
| 28184 | Tex-Am Petroleum Corp. | Eastland, TX 76448 | Oil & Gas Operator | Apr 2024 |
| 28185 | Tex-Am-Energy Inc. | Dallas, TX 75205 | Oil & Gas Operator | Mar 2008 |
| 28186 | Tex-Ann Oil & Gas Services, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Apr 2024 |
| 28187 | Tex-Atic Resources, Inc. | S. Lake Tahoe, CA 96150 | Oil & Gas Operator | Apr 2024 |
| 28188 | Tex-Hio Energy | Terrell, TX 75156 | Oil & Gas Operator | Dec 1997 |
| 28189 | Tex-Lee Operating Company | Giddings, TX 78942 | Oil & Gas Operator | Apr 2024 |
| 28190 | Tex-Oak, Inc. | Oklahoma City, OK 73155 | Oil & Gas Operator | Dec 1995 |
| 28191 | Tex-Ok Energy LP | Cody, WY 82414-5915 | Oil & Gas Operator | Jan 2024 |
| 28192 | Tex-Ok Energy, LTD Partnership | Cody, WY 82414 | Oil & Gas Operator | Apr 2024 |
| 28193 | Tex-Pro Energy Operating, LLC | Kilgore, TX 75663 | Oil Operator | Feb 2023 |
| 28194 | Tex-R Energy, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Feb 2021 |
| 28195 | Tex-Star Production | Dallas, TX 75360-0577 | Oil & Gas Operator | Jan 2024 |
| 28196 | Tex/Con Oil & Gas Company | Houston, TX 77074 | Oil & Gas Operator | Feb 2001 |
| 28197 | Texacal, Inc. | Newport Beach, CA 92660 | Oil & Gas Operator | Apr 2024 |
| 28198 | Texaco E & P Inc | Houston, TX 77099 | Oil & Gas Operator | Apr 2024 |
| 28199 | Texaco Expl. And Prod. Inc. | Houston, TX 77236 | Oil & Gas Operator | Dec 2023 |
| 28200 | Texaco Explorati | | Oil & Gas Operator | Dec 1996 |