| 29601 | Three Arrow Operating Company | Midland, TX 79705 | Oil & Gas Operator | Feb 2018 |
| 29602 | Three B Corporation | Fort Worth, TX 76179 | Gas Operator | Jun 2009 |
| 29603 | Three B Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 29604 | Three B, LP | Fort Worth, TX 76179 | Gas Operator | Dec 2025 |
| 29605 | Three Bros. Energy, Inc. | Ponca City, OK 74601 | Gas Operator | Dec 2013 |
| 29606 | Three C Consulting, Inc. | Magnolia, TX 77355 | Oil & Gas Operator | Aug 1995 |
| 29607 | Three C Exploration, LLC | Hebbronville, TX 78361 | Oil & Gas Operator | Dec 2025 |
| 29608 | Three D Oil Comp | | Oil & Gas Operator | Jan 1988 |
| 29609 | Three D Petroleum LLC | | Oil Operator | Dec 2024 |
| 29610 | Three D Resources Inc | Liberal, KS 67905 | Oil & Gas Operator | Jun 2025 |
| 29611 | Three D Submersible Pumps, Inc. | Heavener, OK 74937 | Oil & Gas Operator | Aug 2003 |
| 29612 | Three Forks Operating Co, LLC | Flatonia, TX 78941 | Oil & Gas Operator | Dec 2025 |
| 29613 | Three Forks Resources, LLC | Wheat Ridge, CO 80033 | Oil & Gas Operator | Dec 2025 |
| 29614 | Three G Inc | Cody, WY 82414 | Oil & Gas Operator | Dec 1999 |
| 29615 | Three G Oil Co | Baird, TX 79504 | Oil & Gas Operator | Jun 2004 |
| 29616 | Three J Energy, Inc. | Seguin, TX 78155 | Oil & Gas Operator | Dec 2025 |
| 29617 | Three J Operating Company, Inc. | Jacksboro, TX 76458 | Oil & Gas Operator | Dec 2025 |
| 29618 | Three J'S Petroleum, Inc. | Lubbock, TX 79423 | Oil & Gas Operator | Dec 2025 |
| 29619 | Three MG Family Inc | Holdenville, OK 74848 | Oil & Gas Operator | May 2013 |
| 29620 | Three Mile Joint Venture | Houston, TX 77027 | Oil & Gas Operator | Jul 1995 |
| 29621 | Three P Operating Co.,GP, L.L.C. | Newcastle, TX 76372 | Oil & Gas Operator | Dec 2025 |
| 29622 | Three P Operating Company | Newcastle, TX 76372 | Oil & Gas Operator | Nov 2007 |
| 29623 | Three Point Energy L.L.C. | Atlanta, TX 75551 | Oil Operator | Dec 2025 |
| 29624 | Three R Oil Company | Post, TX 79356 | Oil & Gas Operator | Dec 2025 |
| 29625 | Three Rivers Exploration LLC | Olpe, KS 66865 | Oil Operator | Sep 2023 |
| 29626 | Three Rivers Oper Co III LLC | Austin, TX 78735 | Oil & Gas Operator | Nov 2017 |
| 29627 | Three Rivers Operating Co II LLC | Austin, TX 78735 | Oil & Gas Operator | Mar 2017 |
| 29628 | Three Rivers Operating Co LLC | Austin, TX 78735 | Oil & Gas Operator | Mar 2017 |
| 29629 | Three S & T Oil Co., Inc. | | Oil & Gas Operator | May 1985 |
| 29630 | Three Sands Investment Company | Waukomis, OK 73773 | Oil & Gas Operator | Oct 2025 |
| 29631 | Three Sands Oil Inc | Perry, OK 73077 | Oil & Gas Operator | May 2023 |
| 29632 | Three Sisters Investments, LTD | | Oil & Gas Operator | Oct 1989 |
| 29633 | Three Sisters LLC | Cheyenne, WY 82001 | Oil Operator | Nov 2025 |
| 29634 | Three Sisters Petroleum, Inc. | Oil City, LA 71061 | Oil & Gas Operator | Jan 2025 |
| 29635 | Three Span Oil & Gas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2025 |
| 29636 | Three Star Energy Inc | | Gas Operator | Nov 1997 |
| 29637 | Three States Natural Gas | | Oil & Gas Operator | Mar 1976 |
| 29638 | Three Summits Operating LLC | Grapevine, TX 76051 | Oil & Gas Operator | Dec 2025 |
| 29639 | Three-B Oil Company, The | Monahans, TX 79756 | Oil & Gas Operator | Dec 2025 |
| 29640 | Three-C Oil And Gas | Hebbronville, TX 78361 | Oil & Gas Operator | Dec 2025 |
| 29641 | Three-C Production Company | Temple, TX 76502 | Oil Operator | Dec 2025 |
| 29642 | Three-N-One | | Oil Operator | Oct 2020 |
| 29643 | Threet David Allen | Sand Springs, OK 74063-4035 | Oil & Gas Operator | Jul 2025 |
| 29644 | Threeway Drilling Company | Midland, TX 79701 | Oil & Gas Operator | Jun 2025 |
| 29645 | Thresher Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Dec 2025 |
| 29646 | Threshold Development Company | Fort Worth, TX 76109 | Oil & Gas Operator | Aug 2016 |
| 29647 | Threshold Exploration, Inc. | College Sta, TX 77842 | Oil & Gas Operator | Oct 2015 |
| 29648 | Thriftway Company | Farmington, NM 87401 | Oil & Gas Operator | Dec 1996 |
| 29649 | Thriftway Marketing Corp | Farmington, NM 87401 | Gas Operator | Apr 2000 |
| 29650 | Thrifty Well Service | Rice, TX 75155 | Oil & Gas Operator | Jun 2009 |
| 29651 | Throckmorton Oil, Inc. | Throckmorton, TX 76483 | Oil & Gas Operator | Mar 2008 |
| 29652 | Throne Delaware Resources, LLC | McKinney, TX 75072 | Oil & Gas Operator | Dec 2021 |
| 29653 | Throne Petroleum Resources LLC | Houston, TX 77006 | Oil & Gas Operator | Aug 2021 |
| 29654 | Thropp, Kevin F D/B/A Marilyns Motors | | Oil & Gas Operator | Dec 2020 |
| 29655 | THT Covenant Holdings, LLC | Wichita Falls, TX 76307 | Oil Operator | Dec 2025 |
| 29656 | THT Operating Company | | Oil & Gas Operator | Jul 1990 |
| 29657 | Thums Long Beach Co. | | Oil & Gas Operator | Oct 2025 |
| 29658 | Thunder Basin Resources LLC | Denver, CO 80203 | Oil & Gas Operator | Jul 2023 |
| 29659 | Thunder Corp | Marietta, OH 45750 | Oil & Gas Operator | Dec 2014 |
| 29660 | Thunder Oil & Gas, LLC | Ardmore, OK 73402 | Oil & Gas Operator | Oct 2025 |
| 29661 | Thunder Oil, LLC | | Oil & Gas Operator | Oct 1998 |
| 29662 | Thunder Petroleum LLC | Owasso, OK 74055-1563 | Oil Operator | Aug 2025 |
| 29663 | Thunder Resources LLC | Graham, TX 76450 | Oil Operator | Dec 2025 |
| 29664 | Thunderbird (Texas) Resources LP | Edmond, OK 73025 | Oil & Gas Operator | Apr 2019 |
| 29665 | Thunderbird Dril | | Oil & Gas Operator | Nov 1995 |
| 29666 | Thunderbird Drilling, Inc. | Wichita, KS 67207 | Oil Operator | Oct 2008 |
| 29667 | Thunderbird Energy, Inc. | Norman, OK 73069 | Oil & Gas Operator | Dec 2025 |
| 29668 | Thunderbird Oil | | Oil Operator | Oct 1991 |
| 29669 | Thunderbird Operating, L.L.C. | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 29670 | Thunderbird Resources LP | | Oil & Gas Operator | Apr 2019 |
| 29671 | Thunderbolt Construction Corp. | Louisburg, KS 66053 | Oil Operator | Oct 2024 |
| 29672 | Thunderbolt Oil & Gas, Inc. | Abilene, TX 79605 | Oil & Gas Operator | Feb 2004 |
| 29673 | Thunderbolt Petroleum Co. LLC | Midland, TX 79702 | Oil & Gas Operator | Apr 2011 |
| 29674 | Thunderbolt Petroleum, LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2013 |
| 29675 | Thurber, Gueydon | Horseshoe Bay, TX 78657 | Oil Operator | May 2001 |
| 29676 | Thurner Energy Corporation | | Oil & Gas Operator | Dec 2001 |
| 29677 | Thurston Energy Operating | Vernal, UT 84078 | Oil & Gas Operator | Dec 2015 |
| 29678 | Thurston Texas Operating Co LLC | Dallas, TX 75219 | Oil Operator | Dec 2025 |
| 29679 | Tiara Resources, Inc. | Fort Worth, TX 76179 | Oil & Gas Operator | Apr 1998 |
| 29680 | Tiburon Oil & Gas, Inc. | Midland, TX 79701 | Oil & Gas Operator | Aug 2000 |
| 29681 | Tice, Robin Alejandrina | Gordon, TX 76453 | Gas Operator | Dec 2025 |
| 29682 | Tickel Jim & Cindy | Blackwell, OK 74631-6015 | Oil Operator | Jan 2013 |
| 29683 | Ticklegrass Exploration, LLC | Elmore City, OK 73433 | Oil Operator | Sep 2025 |
| 29684 | Ticony Inc | | Oil & Gas Operator | Dec 1989 |
| 29685 | Tidal Petroleum, Inc. | Schertz, TX 78154 | Oil & Gas Operator | Dec 2025 |
| 29686 | Tidal Wave Energy, Inc. | New Castle, PA 16105 | Oil & Gas Operator | Jun 2022 |
| 29687 | Tidd, Frankie | Neosho Falls, KS 66758 | Oil Operator | Nov 1996 |
| 29688 | Tidd, Gary D. | Piqua, KS 66761 | Oil Operator | May 2016 |
| 29689 | Tide Energy, Inc. | Dallas, TX 75206 | Gas Operator | Oct 1994 |
| 29690 | Tide West Oil Company | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2021 |
| 29691 | Tideland Industries, Inc. | | Oil & Gas Operator | Dec 1989 |
| 29692 | Tidelands Gas Corporation | Flower Mound, TX 75028 | Oil & Gas Operator | Sep 2000 |
| 29693 | Tidelands Oil Corporation | Crystal City, TX 78839 | Oil & Gas Operator | Aug 2003 |
| 29694 | Tidelands Oil Production Co. | | Oil & Gas Operator | Nov 2025 |
| 29695 | Tidelands Resources, Inc. | | Gas Operator | Oct 1990 |
| 29696 | Tidemark Exploration | Tulsa, OK 74170 | Oil & Gas Operator | May 2005 |
| 29697 | Tidemark Exploration Inc | Tulsa, OK 74120 | Oil & Gas Operator | Apr 2019 |
| 29698 | Tidemark Petroleum, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Jul 2002 |
| 29699 | Tidewater Co | | Oil & Gas Operator | Sep 1967 |
| 29700 | Tidewater Minerals Corporation | Orange Grove, TX 78372 | Oil & Gas Operator | Dec 2025 |