| 1701 | Tug Hill Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Dec 2021 |
| 1702 | Tug Oil & Gas, L.L.C. | Breckenridge, TX 76424 | Oil & Gas Operator | Apr 2026 |
| 1703 | Tularosa Operating Company | Kerrville, TX 78029 | Oil & Gas Operator | Mar 2024 |
| 1704 | Tuleta Energy Partners, LLC | Norman, OK 73072 | Oil & Gas Operator | Apr 2026 |
| 1705 | Tulip Industries, Inc. | | Oil & Gas Operator | Feb 2024 |
| 1706 | Tulsa Energy Inc | Tulsa, OK 74133 | Oil & Gas Operator | May 2013 |
| 1707 | Tulsa Energy Partners LLC | Tulsa, OK 74103-4461 | Oil & Gas Operator | Feb 2026 |
| 1708 | Tulsa Minerals Inc | Tulsa, OK 74136-1045 | Oil & Gas Operator | May 2013 |
| 1709 | Tulum Corporation | Oklahoma City, OK 73101-0125 | Oil & Gas Operator | Feb 2025 |
| 1710 | Tumble Weed Production Co. | Borger, TX 79008 | Oil & Gas Operator | Dec 1994 |
| 1711 | Tumbleweed Energy Limited | Midland, TX 79704 | Oil & Gas Operator | Dec 2022 |
| 1712 | Tundra Energy | | Oil Operator | Jan 2025 |
| 1713 | Tundra Operating LLC | Spring, TX 77386 | Oil Operator | May 2017 |
| 1714 | Turkey Run LLC | Arcade, NY 14009 | Gas Operator | Dec 2024 |
| 1715 | Turm Oil Inc | Butler, PA 16002-0471 | Oil & Gas Operator | Dec 2025 |
| 1716 | Turnbow Drilling Co. | Holliday, TX 76366 | Oil & Gas Operator | Jul 2025 |
| 1717 | Turnbow John R Company | Tulsa, OK 74120-2420 | Oil & Gas Operator | Aug 2006 |
| 1718 | Turnbull Gas, LLC | North Collins, NY 14111 | Gas Operator | Dec 2024 |
| 1719 | Turnco Drilling, Inc. | Portland, OR 97208 | Oil & Gas Operator | Dec 2009 |
| 1720 | Turner John O | Drumright, OK 74030-1216 | Oil & Gas Operator | Feb 1998 |
| 1721 | Turner Oil Company | Yale, OK 74085-0234 | Oil & Gas Operator | Nov 2014 |
| 1722 | Turner Petroleum Corp And Patrick Petroleum Corp | | Oil & Gas Operator | Mar 1991 |
| 1723 | Turner Production | Big Lake, TX 76932 | Oil & Gas Operator | Apr 2026 |
| 1724 | Turner Production Co | Dallas, TX 75206 | Oil & Gas Operator | Nov 2023 |
| 1725 | Turner Randall L | Duncan, OK 73533-4826 | Oil Operator | Oct 2025 |
| 1726 | Turner Resources Inc | Hennessey, OK 73742 | Oil & Gas Operator | Feb 2026 |
| 1727 | Turner Smith & Associates | Englewood, CO 80111 | Oil & Gas Operator | May 1994 |
| 1728 | Turner, D. Ann Garrett, Est. Of | Big Spring, TX 79721 | Oil & Gas Operator | Jan 1999 |
| 1729 | Turner, Greg | Cross Plains, TX 76443 | Oil & Gas Operator | Apr 2026 |
| 1730 | Turner, Jack L | Smackover, AR 71762 | Oil Operator | Jan 2025 |
| 1731 | Turner, M. O. | San Antonio, TX 78278 | Oil & Gas Operator | Apr 2003 |
| 1732 | Turner, Randy | Olney, TX 76374 | Oil & Gas Operator | Jan 2005 |
| 1733 | Turnkey E&P Corporation | | Oil & Gas Operator | Dec 2010 |
| 1734 | Turntable Energy Inc | Ponca City, OK 74604 | Oil & Gas Operator | Oct 2025 |
| 1735 | Turpin Ledon Production | Ada, OK 74820-0549 | Oil Operator | Dec 2025 |
| 1736 | Turquoise Bay Corporation | Odessa, TX 79760 | Oil & Gas Operator | Dec 2018 |
| 1737 | Turrentine Oil & Gas, Inc. | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Oct 2019 |
| 1738 | Turrentine Oil And Gas | Levelland, TX 79336 | Oil & Gas Operator | Feb 1996 |
| 1739 | Turrill Sheldon L | Westerville, OH 43081 | Oil & Gas Operator | Dec 1984 |
| 1740 | Turtle Mountain Gas & Oil, Inc. | | Oil & Gas Operator | Oct 2006 |
| 1741 | Tuscany Deli & Meats, Inc. | Fredonia, NY 14063 | Gas Operator | Dec 2024 |
| 1742 | Tuscany Gas Limited Liability Company | | Gas Operator | Dec 2021 |
| 1743 | Tuscany Operating LLC | Oklahoma City, OK 73106 | Oil & Gas Operator | Sep 2014 |
| 1744 | Tuscola Energy Inc | | Oil & Gas Operator | Jan 2026 |
| 1745 | Tuskar (Texas), Inc. | Nichols Hill, OK 73116 | Oil & Gas Operator | Jan 2016 |
| 1746 | Tussel Clarence Jr | Jefferson, OH 44047 | Oil & Gas Operator | Dec 2019 |
| 1747 | Tutcher, Dan C. | Houston, TX 77002 | Oil Operator | Dec 2004 |
| 1748 | Tuthill & Barbee | Amarillo, TX 79101 | Oil & Gas Operator | Nov 1994 |
| 1749 | Tuthill S Keith & Bill Barbee | Amarillo, TX 79101-1427 | Oil & Gas Operator | Dec 2004 |
| 1750 | Tuway Oil, Inc | | Oil & Gas Operator | Jun 2006 |
| 1751 | TW Phillips Gas Supply Corp | Butler, PA 16001-4904 | Oil & Gas Operator | Dec 2011 |
| 1752 | Twain Energy LLC | Ridgeland, MS 39157 | Oil & Gas Operator | Feb 2026 |
| 1753 | TWC Oil Company, Inc. | | Oil Operator | Jan 2025 |
| 1754 | Twenty First Century Res Inc | Lajolla, CA 92037-7044 | Oil & Gas Operator | Mar 2015 |
| 1755 | Twenty/Twenty Oil & Gas Inc | Hennessey, OK 73742 | Oil & Gas Operator | Feb 2026 |
| 1756 | Twilco Operating LLC | Holliday, TX 76366 | Oil Operator | Apr 2026 |
| 1757 | Twilight Energy LLC | Fort Worth, TX 76185 | Oil & Gas Operator | Apr 2026 |
| 1758 | Twin Arrow Inc | Rangely, CO 81648 | Oil & Gas Operator | Sep 2009 |
| 1759 | Twin City Gas | | Gas Operator | Nov 1997 |
| 1760 | Twin Eagle Petro | | Oil Operator | Aug 1990 |
| 1761 | Twin Eagle Petroleum Corp | Tulsa, OK 74136 | Oil & Gas Operator | Jun 2002 |
| 1762 | Twin M, Inc. | Kingman, KS 67068 | Oil & Gas Operator | Dec 2025 |
| 1763 | Twin Oaks Construction Company | Irving, TX 75063 | Oil & Gas Operator | Apr 2026 |
| 1764 | Twin Oil Partnership LLC | | Oil Operator | Dec 2024 |
| 1765 | Twin Star Petrol | | Oil & Gas Operator | Jan 1989 |
| 1766 | Twiner Oil & Gas Corporation | | Oil & Gas Operator | Oct 1988 |
| 1767 | Twinoaks Oil & Gas Co | Newark, OH 43058 | Oil & Gas Operator | Dec 2025 |
| 1768 | Twinoco | Caney, KS 67333 | Oil Operator | Nov 1996 |
| 1769 | Twins Oil Co. | Monahans, TX 79756 | Oil & Gas Operator | Apr 2026 |
| 1770 | Twisted Oak Operating LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Feb 2026 |
| 1771 | Twisted Resources Inc | Blanchard, OK 73010-8463 | Oil & Gas Operator | Jan 2026 |
| 1772 | TWM Production Co., A General Partnership | Chanute, KS 66720 | Oil Operator | Nov 2025 |
| 1773 | Two Bay Petroleum | | Oil & Gas Operator | Dec 2010 |
| 1774 | Two Bayous, Inc. | | Oil & Gas Operator | Dec 2024 |
| 1775 | Two Bit Operating Company LLC | Fort Worth, TX 76110 | Oil & Gas Operator | Apr 2026 |
| 1776 | Two Black Bears Oil, Inc. | Midland, TX 79710 | Oil & Gas Operator | Sep 2003 |
| 1777 | Two Gems Company | McAlester, OK 74502-1996 | Oil & Gas Operator | Jan 2026 |
| 1778 | Two Oaks Operating Company, LLC. | Flower Mound, TX 75028 | Oil & Gas Operator | Mar 2008 |
| 1779 | Two P Partners, LLC | Houston, TX 77056 | Oil & Gas Operator | Apr 2026 |
| 1780 | Two Pines | Drumright, OK 74030-5502 | Oil & Gas Operator | Feb 2012 |
| 1781 | Twojo, Inc. | Longview, TX 75601 | Oil & Gas Operator | Nov 1996 |
| 1782 | TWS Oil And Gas LLC | Arlington, TX 76006 | Oil Operator | Apr 2026 |
| 1783 | TX Heat Of The Permian Basin Inc | Odessa, TX 79768 | Oil & Gas Operator | Dec 2021 |
| 1784 | TX Lone Star Operating Co, LLC | Sulphur SPGS, TX 75483 | Oil & Gas Operator | Apr 2026 |
| 1785 | TX Petroleum Company | Corpus Christ, TX 78412 | Oil & Gas Operator | Apr 1996 |
| 1786 | Txco Resources Inc. | San Antonio, TX 78280 | Oil & Gas Operator | Apr 2026 |
| 1787 | Txla Energy, Inc. | Houston, TX 77018 | Oil & Gas Operator | Apr 2026 |
| 1788 | Txo Prod Corp.-Arkla Expl. Co. | | Oil & Gas Operator | Dec 1990 |
| 1789 | Txo Production Corp. | Ganado, TX 77962 | Oil & Gas Operator | Aug 2022 |
| 1790 | Txo Production Corp/Amh O&G Co | | Oil & Gas Operator | Dec 1990 |
| 1791 | Txok Energy Resources Company | Tulsa, OK 74172-0140 | Oil & Gas Operator | Feb 2017 |
| 1792 | Txok Texas Energy Resources,L.P. | Dallas, TX 75251 | Oil & Gas Operator | Apr 2008 |
| 1793 | Txon Partners, LLC | Houston, TX 77057 | Oil & Gas Operator | Jun 2017 |
| 1794 | TXP Operating Co. | | Oil & Gas Operator | Jul 1992 |
| 1795 | TXP, Incorporated | San Angelo, TX 76906 | Oil & Gas Operator | Apr 2026 |
| 1796 | Txu Fuel Company | Dallas, TX 75201 | Oil & Gas Operator | May 2004 |
| 1797 | Txu Gas Company | Dallas, TX 75201 | Oil & Gas Operator | Sep 2004 |
| 1798 | Txu Lone Star Pipeline | Dallas, TX 75201 | Oil & Gas Operator | Oct 2003 |
| 1799 | TXX Operating LLC | Shreveport, LA 71133 | Oil & Gas Operator | Apr 2026 |
| 1800 | Ty-Tex Exploration, Inc. | Tyler, TX 75711 | Oil Operator | Dec 2000 |