| 1601 | Buck Management Co. L.L.C. | Fredericksbrg, TX 78624 | Oil & Gas Operator | Jun 2026 |
| 1602 | Buck Production Co LLC | Bristow, OK 74010 | Oil & Gas Operator | Sep 2023 |
| 1603 | Buck Production Co. | Jacksboro, TX 76458 | Oil & Gas Operator | Jun 2026 |
| 1604 | Buck Wheat Resources, L.P. | Eastland, TX 76448 | Oil & Gas Operator | Jun 2026 |
| 1605 | Buck, George | Laredo, TX 78041 | Oil & Gas Operator | Aug 2003 |
| 1606 | Buckeye Energy Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2018 |
| 1607 | Buckeye Oil Producing Co. | Wooster, OH 44691-129 | Oil & Gas Operator | Dec 2025 |
| 1608 | Buckhorn Oilfield Service Inc | Kilgore, TX 75663 | Oil Operator | Jun 2026 |
| 1609 | Buckhorn Operating LLC | MT Enterprise, TX 75681 | Oil & Gas Operator | Jun 2026 |
| 1610 | Bud Oil, Inc. | Duncan, OK 73534 | Oil & Gas Operator | Jun 2026 |
| 1611 | Bud'S Drilling Company, Inc. | Brookshire, TX 77423 | Oil & Gas Operator | Jun 2026 |
| 1612 | Buffalo Oil Corp. | Cotulla, TX 78014 | Oil & Gas Operator | Jun 2026 |
| 1613 | Buffalo Raider Consulting, LLC | Amarillo, TX 79119 | Oil & Gas Operator | Jun 2026 |
| 1614 | Buffalo Resources Co. | Rosenberg, TX 77471 | Oil & Gas Operator | Sep 2000 |
| 1615 | Buffalo Xxii Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2026 |
| 1616 | Buffco Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Jun 2026 |
| 1617 | Bugington Energy, LLC | Odessa, TX 79768 | Oil & Gas Operator | Apr 2018 |
| 1618 | Bull Oil Company, LLC | Livingston, TX 77351 | Oil & Gas Operator | Jun 2026 |
| 1619 | Bull Operating, LLC | Houston, TX 77010 | Oil & Gas Operator | Jun 2026 |
| 1620 | Bulldog Exploration, LP | Houston, TX 77090 | Oil & Gas Operator | Apr 2011 |
| 1621 | Bulldog Operating Company | Artesia, NM 88211 | Oil & Gas Operator | Jun 2026 |
| 1622 | Bullet Development, LLC | Abilene, TX 79601 | Oil & Gas Operator | Jun 2026 |
| 1623 | Bullin, R. E. Operating Inc. | Levelland, TX 79336 | Oil & Gas Operator | Jun 2026 |
| 1624 | Bullin, R.E. | Levelland, TX 79336 | Oil & Gas Operator | May 1994 |
| 1625 | Bullitt Oil | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2016 |
| 1626 | Bulwark Oil & Gas, LLC | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 1627 | Buonadonna Oil LLC | Luling, TX 78648 | Oil Operator | Jun 2026 |
| 1628 | Burger, F.W. Inc. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2008 |
| 1629 | Burger, Ken | Pampa, TX 79065 | Oil & Gas Operator | Jun 2026 |
| 1630 | Burgess Energy, Inc. | South Bend, TX 76481 | Oil & Gas Operator | Jun 2026 |
| 1631 | Burgess, Sim E. | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 1632 | Burgess, W. E. | Fort Worth, TX 76147 | Oil & Gas Operator | Jun 2026 |
| 1633 | Burgundy Oil & Gas, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jun 2026 |
| 1634 | Burk Royalty Co., LTD. | Wichita Falls, TX 76308 | Oil & Gas Operator | Jun 2026 |
| 1635 | Burk Royalty Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jan 2002 |
| 1636 | Burk-Gunn Oil Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Mar 2018 |
| 1637 | Burkard Petroleum Company | Houston, TX 77056 | Oil & Gas Operator | May 2003 |
| 1638 | Burke, Harry Petroleum | Houston, TX 77080 | Oil & Gas Operator | Nov 2024 |
| 1639 | Burkett Drilling | Sunray, TX 79086 | Oil Operator | Jun 2026 |
| 1640 | Burkett, J. D. | Archer City, TX 76351 | Oil & Gas Operator | Mar 1994 |
| 1641 | Burkholder, Terry L., Inc. | Pecos, TX 79772 | Oil & Gas Operator | Mar 2002 |
| 1642 | Burleson Oil Company | Burkburnett, TX 76354 | Oil Operator | Jun 2026 |
| 1643 | Burleson Petroleum, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 1644 | Burleson, Jackie A. | Wichita Falls, TX 76307 | Oil & Gas Operator | Feb 2003 |
| 1645 | Burleson, Lewis B. Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2010 |
| 1646 | Burlington Res O & G Co-McCamey | Midland, TX 79702 | Oil Operator | Mar 2002 |
| 1647 | Burlington Res O & G Co-Midland | Houston, TX 77252 | Oil & Gas Operator | Mar 2020 |
| 1648 | Burlington Res O&G Co-Permian | Midland, TX 79702 | Oil & Gas Operator | May 2002 |
| 1649 | Burlington Resources O&G | Midland, TX 79710-1810 | Oil & Gas Operator | Mar 1997 |
| 1650 | Burlington Resources Oil & Gas Company LP | Houston, TX 77252 | Oil & Gas Operator | Jun 2026 |
| 1651 | Burlington Resources Oil And Gas Co. | Houston, TX 77210 | Oil & Gas Operator | Mar 2023 |
| 1652 | Burnett Corp. | Amarillo, TX 79105 | Oil & Gas Operator | May 1998 |
| 1653 | Burnett Oil Co Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2026 |
| 1654 | Burns Operating | Wichita Falls, TX 76307 | Oil & Gas Operator | Sep 2002 |
| 1655 | Burns Operating LLC | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 2009 |
| 1656 | Burns Production Corporation | Midland, TX 79701 | Oil & Gas Operator | Jul 2008 |
| 1657 | Burns, Bill C. | Midland, TX 79701 | Oil & Gas Operator | Dec 1997 |
| 1658 | Burns, Gene Oil & Gas | Odessa, TX 79765 | Oil & Gas Operator | Dec 2020 |
| 1659 | Burns, P. C. Oil Producers Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 2000 |
| 1660 | Burro Bluff Corporation | Houston, TX 77024 | Oil & Gas Operator | Jun 2026 |
| 1661 | Burtco | Lubbock, TX 79407 | Oil & Gas Operator | Jun 2026 |
| 1662 | Burton Services, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 2026 |
| 1663 | Burton, V.C. Oil & Gas, Inc. | Portland, TX 78374 | Oil & Gas Operator | Sep 2016 |
| 1664 | Bush Operating | Archer City, TX 76351 | Oil & Gas Operator | Jun 2026 |
| 1665 | Bush, Mark A. Oil And Gas Inc. | Houston, TX 77057 | Oil & Gas Operator | Jun 2026 |
| 1666 | Bushmaster Production Company, LLC | Corpus Christ, TX 78401 | Oil & Gas Operator | Jun 2026 |
| 1667 | Bussey, Joe F. | Graham, TX 76450 | Oil & Gas Operator | Mar 2008 |
| 1668 | Bustamante Oil Company | Midland, TX 79710 | Oil & Gas Operator | Jun 2026 |
| 1669 | Bustamante Resources LLC | Midland, TX 79710 | Oil & Gas Operator | Jun 2026 |
| 1670 | Butler & Harbison | Olney, TX 76374 | Oil & Gas Operator | Oct 2005 |
| 1671 | Butler, C. D. | Grandfalls, TX 79742 | Oil & Gas Operator | Dec 2004 |
| 1672 | Butler, Kevin O. | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 1673 | Butler, Kevin O. & Assoc., Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 1674 | Buttes Resources Company | Houston, TX 77056 | Oil & Gas Operator | May 2007 |
| 1675 | Buttram Energies Inc | Oklahoma City, OK 73112-7235 | Oil & Gas Operator | Nov 2021 |
| 1676 | Buxton Energy LLC | Oklahoma City, OK 73116-9111 | Oil & Gas Operator | Apr 2014 |
| 1677 | BVX Operating, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Jun 2026 |
| 1678 | Bwab Incorporated | Denver, CO 80202 | Oil & Gas Operator | Aug 1996 |
| 1679 | BXP Operating, LLC | Houston, TX 77079 | Oil & Gas Operator | Jun 2026 |
| 1680 | Byers, R.D. | Vernon, TX 76384 | Oil & Gas Operator | Feb 1998 |
| 1681 | Byler Drilling Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 1682 | Byng Energy Group Inc | Enid, OK 73703 | Oil & Gas Operator | Jun 2026 |
| 1683 | Bynum Oil Company, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jul 2003 |
| 1684 | Byrd Operating Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 1685 | Byrne Oil Company | Lubbock, TX 79464 | Oil & Gas Operator | Jun 2026 |
| 1686 | Byrne, Robert E. | Lubbock, TX 79416 | Oil & Gas Operator | Jan 2005 |
| 1687 | Bytex Oil Company | Midland, TX 79708 | Oil & Gas Operator | Jan 2019 |
| 1688 | C & A Enterprises | Ballinger, TX 76821 | Oil & Gas Operator | Jun 2026 |
| 1689 | C & B Exploration, LLC | Fort Worth, TX 76179 | Oil Operator | Jun 2026 |
| 1690 | C & B Production | Ben Bolt, TX 78342 | Oil & Gas Operator | Jun 2026 |
| 1691 | C & C Oil & Gas | Ranger, TX 76470 | Oil & Gas Operator | Jun 2026 |
| 1692 | C & C Oil Co. | Borger, TX 79008 | Oil & Gas Operator | Mar 2026 |
| 1693 | C & C Oil Producers | Borger, TX 79008 | Oil & Gas Operator | Jun 2026 |
| 1694 | C & C Operating, LLC | Iowa Park, TX 76367 | Oil Operator | Jun 2026 |
| 1695 | C & C Petroleum Management, LLC | Abilene, TX 79601 | Oil & Gas Operator | Jun 2026 |
| 1696 | C & D Energy Company, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Jan 1994 |
| 1697 | C & E Oil Company | Corpus Christi, TX 78418 | Oil Operator | Jan 1989 |
| 1698 | C & E Operating, Inc. | Hockley, TX 77447 | Oil & Gas Operator | Jun 2026 |
| 1699 | C & F Energy, Co. | Oil City, LA 71061 | Oil & Gas Operator | Dec 1996 |
| 1700 | C & F Petroleum, Inc. | San Angelo, TX 76902 | Oil & Gas Operator | May 2013 |