| 29501 | Trace Oil & Gas LP | Cement, OK 73017 | Oil & Gas Operator | Aug 2024 |
| 29502 | Trace Operating Co & R Hudson | Pawhuska, OK 74056 | Oil & Gas Operator | Aug 2013 |
| 29503 | Trace Operating, LLC | Fort Worth, TX 76116 | Oil & Gas Operator | Nov 2024 |
| 29504 | Trace Operators, Inc. | | Oil & Gas Operator | May 2024 |
| 29505 | Tracer Energy, Inc. | Graham, TX 76450 | Oil & Gas Operator | Nov 1998 |
| 29506 | Tracer Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Nov 2024 |
| 29507 | Trachtenberg Daniel S | Houston, TX 77071-2608 | Oil Operator | Aug 2024 |
| 29508 | Tracker Mineral | Clyde, TX 79510 | Oil & Gas Operator | Nov 2024 |
| 29509 | Tracker Oil & Gas, Inc. | Bastrop, TX 78602 | Oil & Gas Operator | Nov 2024 |
| 29510 | Tracker Resource Dev III, LLC | Englewood, CO 80112 | Oil & Gas Operator | Jul 2021 |
| 29511 | Tracker Resource Development II, LLC | | Oil & Gas Operator | Feb 2011 |
| 29512 | Trackstar Energies LLC | Colorado Springs, CO 80919-3233 | Oil Operator | Mar 2023 |
| 29513 | Tracy & Associates Inc | Ada, OK 74820 | Oil & Gas Operator | Apr 2014 |
| 29514 | Tracy Co. | Rockdale, TX 76567 | Oil & Gas Operator | Mar 2022 |
| 29515 | Tracy Operating Co., LLC | Rockdale, TX 76567 | Oil & Gas Operator | Nov 2024 |
| 29516 | Tracy Production | Lindale, TX 75771 | Oil & Gas Operator | Nov 2024 |
| 29517 | Trade & Development Corp | | Oil & Gas Operator | Nov 1996 |
| 29518 | Tradestar Energy, Inc. | Hot Springs, AR 71913 | Oil Operator | Feb 2021 |
| 29519 | Tradition Resources LLC | Houston, TX 77002 | Oil & Gas Operator | Jan 2014 |
| 29520 | Tradition Resources Oper, LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2017 |
| 29521 | Trafalgar House Oil & Gas Inc. | Houston, TX 77002-7346 | Oil & Gas Operator | Jan 1992 |
| 29522 | Trahan Petroleum Inc | | Oil Operator | Feb 2024 |
| 29523 | Trail Mountain, Inc. | Artesia, NM 88210 | Oil & Gas Operator | Jan 2016 |
| 29524 | Trail Ridge Energy Partners, LLC | Grapevine, TX 76051 | Oil & Gas Operator | Sep 2024 |
| 29525 | Trail Ridge Energy PRTNS II LLC | Grapevine, TX 76051 | Oil & Gas Operator | Jun 2017 |
| 29526 | Trailblazer Energy LLC | Plano, TX 75075 | Oil & Gas Operator | Sep 2024 |
| 29527 | Trailblazer Energy Resources, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Nov 2024 |
| 29528 | Trailhead Exploration, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2024 |
| 29529 | Traillour Oil Co. | | Oil & Gas Operator | Mar 1990 |
| 29530 | Trans Atlantic Ener Corp | Caldwell, OH 43724 | Oil & Gas Operator | Dec 1993 |
| 29531 | Trans Atlantic Resource Corp | Tulsa, OK 74136-5709 | Oil & Gas Operator | Nov 1998 |
| 29532 | Trans Energy, Inc. | St. Marys, WV 26170 | Oil & Gas Operator | Dec 2017 |
| 29533 | Trans Ocean Oil, Inc. | Houston, TX 77252 | Oil & Gas Operator | Oct 1980 |
| 29534 | Trans Oil Marketing LLC | Abilene, TX 79608 | Oil Operator | Aug 2023 |
| 29535 | Trans Pacific Oi | | Oil & Gas Operator | May 1995 |
| 29536 | Trans Pacific Oil Corporation | Wichita, KS 67202 | Oil & Gas Operator | Sep 2024 |
| 29537 | Trans Resource D | | Oil Operator | May 1991 |
| 29538 | Trans Terra Corp., International | Amarillo, TX 79159 | Oil & Gas Operator | Feb 2009 |
| 29539 | Trans Texas Minerals Company | Austin, TX 78714 | Oil & Gas Operator | Aug 1999 |
| 29540 | Trans-Gulf Petroleum Corp | | Oil & Gas Operator | Sep 1999 |
| 29541 | Trans-Pacific Oil & Gas Inc. | | Oil & Gas Operator | Mar 1982 |
| 29542 | Trans-Pecos Resources, Inc. | Houston, TX 77056 | Oil & Gas Operator | Nov 2024 |
| 29543 | Trans-Sabine Pipeline Corp | | Oil Operator | Mar 2009 |
| 29544 | Trans-Tex Operating LLC | Dallas, TX 75367 | Oil & Gas Operator | Nov 2024 |
| 29545 | Trans-Texas Energy Group LLC | Mineral Wells, TX 76068 | Oil & Gas Operator | Jul 2015 |
| 29546 | Trans-Texas Resources, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Feb 1993 |
| 29547 | Trans-Western Expl. Inc. | Dallas, TX 75240 | Oil & Gas Operator | Mar 1993 |
| 29548 | Trans-Western Operating Company | Golden, CO 80402 | Oil Operator | Apr 2024 |
| 29549 | Transamer Petro Corp | Pittsburgh, PA 15222-3510 | Gas Operator | Dec 1985 |
| 29550 | Transamerica Energy Corp. | Atlanta, GA 30356 | Oil & Gas Operator | Nov 2024 |
| 29551 | Transamerica Oil | | Oil & Gas Operator | Sep 1992 |
| 29552 | Transamerica Oil Corporation | Hutchinson, KS 67504 | Gas Operator | Jul 2024 |
| 29553 | Transamerican Energy/Toce Oil | | Oil & Gas Operator | Dec 1994 |
| 29554 | Transamerican Natural Gas Corp. | Houston, TX 77032 | Oil & Gas Operator | Aug 2000 |
| 29555 | Transamerican-Swepi-Toce Oil | | Oil & Gas Operator | Apr 1990 |
| 29556 | Transatlantic Petr (USA) Corp. | Dallas, TX 75206 | Oil & Gas Operator | Nov 2024 |
| 29557 | Transco Exploration Company | | Oil & Gas Operator | Jul 1989 |
| 29558 | Transco Oil & Gas Inc. | | Gas Operator | Dec 1992 |
| 29559 | Transcoastal Operating LLC | Dallas, TX 75252-5646 | Oil & Gas Operator | Mar 2015 |
| 29560 | Transcontinental Company | Haltom City, TX 76148-4122 | Oil & Gas Operator | Sep 2024 |
| 29561 | Transcontinental Gas P/L Corp. | | Oil & Gas Operator | Dec 2009 |
| 29562 | Transcontinental Gas Pipeline Co LLC | | Oil Operator | Jul 2024 |
| 29563 | Transcontinental Minerals Corp. | The Woodlands, TX 77380 | Oil & Gas Operator | Dec 2008 |
| 29564 | Transcontinental Oil & Gas Inc | Aurora, OH 44202 | Oil & Gas Operator | Dec 2023 |
| 29565 | Transcontinental Oil Corp. | | Oil & Gas Operator | Sep 1985 |
| 29566 | Transcontinental Shale L.L.C. | Austin, TX 78717 | Oil & Gas Operator | Feb 2016 |
| 29567 | Transfuel Resources Co | Houston, TX 77215 | Oil & Gas Operator | Aug 2013 |
| 29568 | Transglobe Oil & Gas Corporation | Littleton, CO 801222710 | Oil & Gas Operator | Dec 1999 |
| 29569 | Transhorizon Energy Inc | Cheyenne, WY 82003 | Oil & Gas Operator | Jul 2023 |
| 29570 | Transit Energy Inc | West Salem, OH 44287 | Oil & Gas Operator | Dec 2023 |
| 29571 | Transoil, Inc. | Oklahoma City, OK 73129 | Oil & Gas Operator | Nov 2024 |
| 29572 | Transok LLC | Oklahoma City, OK 73124-0300 | Oil & Gas Operator | Jul 2020 |
| 29573 | Transpac Petroleum Inc. | | Oil & Gas Operator | Dec 1995 |
| 29574 | Transpacific Energy, LLC | Katy, TX 77450 | Oil & Gas Operator | Nov 2024 |
| 29575 | Transpetco I | Shreveport, LA 71101 | Oil & Gas Operator | May 2009 |
| 29576 | Transtexas Gas Corporation | Houston, TX 77265 | Oil & Gas Operator | Aug 2005 |
| 29577 | Transworld Expl. & Prod., Inc. | | Oil & Gas Operator | Mar 2004 |
| 29578 | Transworld Systems Petroleum Inc | Denver, CO 80202 | Oil & Gas Operator | Aug 2024 |
| 29579 | Trap Rock Oil Company | Cambridge, MA 02138 | Oil & Gas Operator | Nov 2005 |
| 29580 | Trap Rock Oil, LTD. | Houston, TX 77027 | Oil & Gas Operator | Nov 2024 |
| 29581 | Trapp Oil Oper - | | Oil Operator | Aug 1989 |
| 29582 | Traton Operating Company | Kingwood, TX 77339 | Oil & Gas Operator | Mar 2019 |
| 29583 | Travco Well Servicing LLC | Okmulgee, OK 74447 | Oil Operator | Jun 2024 |
| 29584 | Travelers Oil Company | Amarillo, TX 79102 | Oil & Gas Operator | Nov 2024 |
| 29585 | Travell Energy, Inc | | Oil Operator | Dec 2010 |
| 29586 | Traver Oil & Gas Corporation | | Oil & Gas Operator | Sep 2000 |
| 29587 | Traver Oil Company | | Oil & Gas Operator | Sep 2000 |
| 29588 | Traver-Patterson Petroleum Inc | | Oil & Gas Operator | May 1990 |
| 29589 | Travers Resources, Inc. | Houston, TX 77056 | Oil & Gas Operator | Nov 2024 |
| 29590 | Traverse Oil Co And Federal Oil Co | | Oil & Gas Operator | Nov 1983 |
| 29591 | Traverse Oil Co. | | Oil & Gas Operator | Nov 1983 |
| 29592 | Travis | Houston, TX 77057 | Oil Operator | Nov 2024 |
| 29593 | Travis E. Duren | | Oil Operator | Jul 1995 |
| 29594 | Travis Oil Co | Los Angeles, CA 90024 | Oil Operator | Jan 1990 |
| 29595 | Travis Operating, LLC | Kingwood, TX 77345 | Oil & Gas Operator | Nov 2024 |
| 29596 | Travis Peak Resources LLC | Houston, TX 77002 | Oil & Gas Operator | Mar 2024 |
| 29597 | Travis, J. J., Trustee | Rockport, TX 78382 | Oil & Gas Operator | Dec 1996 |
| 29598 | Traxler, Joyce | Le Roy, NY 14482 | Gas Operator | Dec 2023 |
| 29599 | Traylor Equipment, LLC | Smackover, AR 71762 | Oil Operator | Aug 2007 |
| 29600 | Traynor Oil & Gas Inc | Claremont, CA 91711-2837 | Oil & Gas Operator | Jan 2024 |