| 1501 | Smith Kevin | Thermopolis, WY 82443 | Oil Operator | Sep 2024 |
| 1502 | Smith Land Surveying, Inc. Dba SLS Land & Energy Development | | Gas Operator | Dec 2021 |
| 1503 | Smith Management Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 1992 |
| 1504 | Smith Manus L MFG Inc | Oklahoma City, OK 73147 | Oil & Gas Operator | Nov 1998 |
| 1505 | Smith Max Dean | Wewoka, OK 74884 | Oil & Gas Operator | Dec 2024 |
| 1506 | Smith Mike D | Stillwater, OK 74074 | Oil & Gas Operator | Apr 2015 |
| 1507 | Smith Oil & Gas Co., Inc. | Wichita Falls, TX 76310 | Oil Operator | Dec 2010 |
| 1508 | Smith Oil & Gas LLC | Livermore, CO 80536 | Gas Operator | Feb 2025 |
| 1509 | Smith Oil Compan | | Oil Operator | Sep 1994 |
| 1510 | Smith Oil Company | Smackover, AR 71762 | Oil Operator | Dec 2024 |
| 1511 | Smith Oil Operations | | Oil & Gas Operator | Feb 2025 |
| 1512 | Smith Oil Properties Inc | | Oil & Gas Operator | Nov 2022 |
| 1513 | Smith Operating & Management Co. | Shreveport, LA 71161 | Oil & Gas Operator | Feb 2005 |
| 1514 | Smith Operating And MGMT Co. | Shreveport, LA 71161 | Oil & Gas Operator | Jun 2023 |
| 1515 | Smith Operating-Germany Oil | | Oil & Gas Operator | Dec 1995 |
| 1516 | Smith Patrica\Judith Miller | Collinsville, OK 74021-6307 | Oil Operator | Jun 2010 |
| 1517 | Smith Petroleum Company | Spring, TX 77389 | Oil & Gas Operator | Jun 2025 |
| 1518 | Smith Petroleum LLC | Barnsdall, OK 74002-0134 | Oil Operator | Feb 2025 |
| 1519 | Smith Pipe Of Abilene | Abilene, TX 79608 | Oil & Gas Operator | Jun 2025 |
| 1520 | Smith Production Co. | Wichita Falls, TX 76308 | Oil & Gas Operator | Jun 2025 |
| 1521 | Smith Production Inc. | The Woodlands, TX 77381 | Oil & Gas Operator | Jun 2025 |
| 1522 | Smith Ranch Company | Sharon Springs, KS 67758 | Gas Operator | May 2002 |
| 1523 | Smith Red Plains Production | | Oil & Gas Operator | Dec 2024 |
| 1524 | Smith Red Plains Production LLC | | Oil & Gas Operator | Apr 2025 |
| 1525 | Smith Resources, Inc. | Marshall, TX 75671 | Oil & Gas Operator | Jun 2025 |
| 1526 | Smith Resources, L.L.C. | Marshall, TX 75671 | Oil & Gas Operator | Jun 2025 |
| 1527 | Smith Richard F | | Oil Operator | Jun 1995 |
| 1528 | Smith Richard L | Catoosa, OK 74015 | Oil & Gas Operator | Dec 2019 |
| 1529 | Smith Ronald Dba Chipco | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2024 |
| 1530 | Smith Shirley C | Claremore, OK 74017-0060 | Oil & Gas Operator | Mar 2015 |
| 1531 | Smith T W | Jeromesville, OH 44840 | Oil Operator | Dec 2016 |
| 1532 | Smith Terry | Wewoka, OK 74884 | Oil & Gas Operator | Mar 2015 |
| 1533 | Smith Todd W Oil | | Oil Operator | Jan 1994 |
| 1534 | Smith Vacuum Service | Snyder, TX 79550 | Oil & Gas Operator | Jun 2025 |
| 1535 | Smith Vernon C | Tulsa, OK 74104 | Oil & Gas Operator | Jan 2025 |
| 1536 | Smith VIcki L Palmer | Lawton, OK 73505-1701 | Oil & Gas Operator | Dec 2014 |
| 1537 | Smith, Alan S | | Gas Operator | Dec 2022 |
| 1538 | Smith, Albert E. Jr. & Allan E. | Van Etten, NY 14889 | Gas Operator | Dec 2023 |
| 1539 | Smith, Carl E Petroleum Inc | Sandyville, WV 25275-0000 | Oil & Gas Operator | Dec 2021 |
| 1540 | Smith, Clyde H. Oper. Co., Inc. | | Oil & Gas Operator | Jun 1994 |
| 1541 | Smith, Darrin R | Wilson, KS 67490 | Oil Operator | Feb 2025 |
| 1542 | Smith, David | Wichita Falls, TX 76310 | Oil Operator | Jun 2025 |
| 1543 | Smith, Diman T. And Louann | Sinclairville, NY 14782 | Gas Operator | Dec 2023 |
| 1544 | Smith, Donald B | | Oil Operator | Dec 2020 |
| 1545 | Smith, Donald B (Deceased) | Calhoun, KY 42327 | Oil Operator | Dec 2023 |
| 1546 | Smith, Donnie D. | Coleman, TX 76834 | Gas Operator | Oct 2017 |
| 1547 | Smith, E. J. | Fort Worth, TX 76137 | Oil & Gas Operator | Jun 2025 |
| 1548 | Smith, E.N. III Energy Corp. | Marshall, TX 75671 | Oil & Gas Operator | Sep 2006 |
| 1549 | Smith, Edward J. | Clifton, NJ 07013 | Oil & Gas Operator | Dec 1995 |
| 1550 | Smith, Frederick H. | Auburn, NY 13021 | Gas Operator | Dec 2023 |
| 1551 | Smith, Gordon R. | Madison, KS 66860 | Oil Operator | Nov 1998 |
| 1552 | Smith, J.V. Oil Company | Dallas, TX 75248 | Gas Operator | Jun 2025 |
| 1553 | Smith, James E DRLG Co | | Oil Operator | Dec 2010 |
| 1554 | Smith, Joe H. | Argyle, TX 76226 | Oil & Gas Operator | Nov 1998 |
| 1555 | Smith, Joe T., Inc. | Hawley, TX 79525 | Oil & Gas Operator | Jun 2025 |
| 1556 | Smith, John A. | Midland, TX 79702 | Oil & Gas Operator | Jun 2025 |
| 1557 | Smith, L C Production | Jacksonville, TX 75766 | Oil Operator | Jun 2025 |
| 1558 | Smith, L. C. | Jacksonville, TX 75766 | Oil & Gas Operator | Jun 2025 |
| 1559 | Smith, Loren E. And Foster, Chas. P. | Broomfield, CO 80020 | Oil Operator | Mar 2025 |
| 1560 | Smith, Loren L. | Oswego, KS 67356 | Oil & Gas Operator | Sep 2009 |
| 1561 | Smith, Loretta Sue | Park City, KY 42160 | Oil Operator | Dec 2023 |
| 1562 | Smith, Mark A. & Laurel A. | South Dayton, NY 14138 | Gas Operator | Dec 2023 |
| 1563 | Smith, Marvin M. | Orchard Park, NY 14127 | Gas Operator | Dec 2023 |
| 1564 | Smith, O. Dale & Smith, A. C. | Amarillo, TX 79110 | Oil & Gas Operator | Mar 2000 |
| 1565 | Smith, R. E. Interests, Inc. | Houston, TX 77027 | Oil & Gas Operator | Mar 1998 |
| 1566 | Smith, Rodney L. | Wellsville, NY 14895 | Oil & Gas Operator | Dec 2023 |
| 1567 | Smith, Roger G | Magnolia, AR 71753 | Oil Operator | Jan 2025 |
| 1568 | Smith, Ronald L. | Bolivar, NY 14715 | Oil Operator | Dec 2023 |
| 1569 | Smith, Ted H. | Wichita Falls, TX 76310 | Oil & Gas Operator | Sep 1998 |
| 1570 | Smith, W. Don | Breckenridge, TX 76424 | Oil & Gas Operator | Aug 2001 |
| 1571 | Smith, W.T. | Panhandle, TX 79068 | Oil & Gas Operator | Nov 2005 |
| 1572 | Smith, Walter E | Grantsville, WV 26147-0000 | Oil & Gas Operator | Dec 2021 |
| 1573 | Smith, William M | | Oil & Gas Operator | Feb 2025 |
| 1574 | Smith, Yvonne C. And Robert M. | Delevan, NY 14042 | Gas Operator | Dec 2023 |
| 1575 | Smith-Clement Exploration Inc | Edmond, OK 73013 | Oil Operator | Jul 1997 |
| 1576 | Smith-Wentworth | | Oil & Gas Operator | Sep 1983 |
| 1577 | Smith-Wentworth & Coquina | | Oil Operator | Jun 1983 |
| 1578 | Smith-Wentworth & Hughes & New | | Oil Operator | Jun 1983 |
| 1579 | Smithberger John D | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 1580 | Smithco Oil & Gas Inc | Edmonton, KY 42129 | Oil Operator | Dec 2023 |
| 1581 | Smither Energy Co LLC | Broken Arrow, OK 74011-7615 | Oil & Gas Operator | Nov 2020 |
| 1582 | Smitherman, Leon C., Jr. | Andover, KS 67002 | Oil Operator | Feb 2025 |
| 1583 | Smiths Investment Inc | Sperry, OK 74073-4198 | Oil Operator | Jan 2025 |
| 1584 | SMK-La, Inc. | | Oil & Gas Operator | Sep 1999 |
| 1585 | Smokey Oil Company Inc | Casper, WY 82601 | Oil & Gas Operator | Dec 1996 |
| 1586 | Smokey Trail LLC | Thornton, CO 80241 | Oil & Gas Operator | Mar 2025 |
| 1587 | Smokey Valley Resources | Lyons, KS 67554 | Oil Operator | Jun 1998 |
| 1588 | Smokey Valley Resources, Inc. | Geneseo, KS 67444 | Oil Operator | Nov 2008 |
| 1589 | Smoky Valley Res | | Oil & Gas Operator | Dec 1995 |
| 1590 | Smoot, Richard P | Salt Lake City, UT 84102 | Oil & Gas Operator | Oct 2010 |
| 1591 | SMR Natural Gas Ventures Inc | Oklahoma City, OK 73112 | Oil & Gas Operator | Jan 1999 |
| 1592 | Smucker Ronald O | Somerset, OH 43783 | Oil & Gas Operator | Dec 2003 |
| 1593 | Smulcer, Jimmy A. | Wichita Falls, TX 76308 | Oil & Gas Operator | Feb 2002 |
| 1594 | Smyth Oil Corporation | Houston, TX 77002 | Oil & Gas Operator | Oct 2003 |
| 1595 | Smyth Oil LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2025 |
| 1596 | SN Ef Maverick, LLC | Houston, TX 77002 | Oil & Gas Operator | Aug 2023 |
| 1597 | SN Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | May 2023 |
| 1598 | Snake Creek Oil & Gas Inc | Okmulgee, OK 74447-2041 | Oil & Gas Operator | Dec 2024 |
| 1599 | Snappy Services, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Jun 2025 |
| 1600 | SND Operating, L.L.C. | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2025 |