| 17501 | Low-End Oil LLC | Austin, TX 78748 | Oil Operator | Jun 2025 |
| 17502 | Lowe Kenneth | Jennings, OK 74038 | Oil & Gas Operator | Feb 2023 |
| 17503 | Lowe, Dean | Albany, TX 76430 | Oil Operator | Jun 2025 |
| 17504 | Lowe, Wallace W | | Oil Operator | Dec 2013 |
| 17505 | Lower 15 Oil Corporation | Gilbertown, AL 36908 | Oil & Gas Operator | Mar 2025 |
| 17506 | Lower Colorado River Authority | Bastrop, TX 78602 | Oil & Gas Operator | Jun 2025 |
| 17507 | Lower Lafourche Corporation | | Oil & Gas Operator | Jan 1997 |
| 17508 | Lowery Roger | Duncan, OK 73534-0040 | Oil & Gas Operator | Sep 2012 |
| 17509 | Lowmar Exploration Co. | | Oil & Gas Operator | Feb 1990 |
| 17510 | Lowrance & Ray Exploration, Inc. | Fort Worth, TX 76147 | Oil & Gas Operator | Sep 2003 |
| 17511 | Lowrance Inc. | Eastland, TX 76448 | Oil & Gas Operator | Jun 2025 |
| 17512 | Lowrance, Darrell A. | Cut Bank, MT 59427 | Oil Operator | Aug 2007 |
| 17513 | Lowrance, Gene | Chico, TX 76431 | Oil & Gas Operator | Aug 2003 |
| 17514 | Lowry Exploratio | | Oil Operator | May 1994 |
| 17515 | Lowry Exploration Inc | Tulsa, OK 74119 | Oil & Gas Operator | Mar 2025 |
| 17516 | Lowry Oil & Gas LLC | Norwich, OH 43767 | Oil & Gas Operator | Dec 2024 |
| 17517 | Lowther, Dan M | Alum Bridge, WV 26321 | Oil & Gas Operator | Dec 2020 |
| 17518 | Loyalty Production, LLC | Marlow, OK 73055 | Oil Operator | Apr 2025 |
| 17519 | Loyd E. Simar | | Oil & Gas Operator | Aug 2001 |
| 17520 | Loyd, John H. | Warrensburg, MO 64903 | Oil Operator | Aug 2000 |
| 17521 | Lozano Oil Company Inc. | Houston, TX 77082 | Oil & Gas Operator | Jun 2025 |
| 17522 | Lozoya, Jesus Antonio | Coldwater, KS 67029 | Oil & Gas Operator | Feb 2025 |
| 17523 | LP Operating, LLC | Boerne, TX 78006 | Oil & Gas Operator | Jun 2025 |
| 17524 | LP Robinson Holdings, L.L.C. | Abilene, TX 79608 | Oil Operator | Jun 2025 |
| 17525 | Lpadams Consulting LLC | Guthrie, OK 73044-3543 | Oil & Gas Operator | Mar 2025 |
| 17526 | LPB Oil Company | | Oil & Gas Operator | Apr 1991 |
| 17527 | Lpes, Inc. | Provo, UT 84604 | Oil & Gas Operator | Nov 2018 |
| 17528 | LPR Energy, LLC | Dallas, TX 75219 | Oil & Gas Operator | Jun 2025 |
| 17529 | LR Energy, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Feb 2025 |
| 17530 | LRC Development Corporation | Hays, KS 67601 | Oil Operator | Mar 2009 |
| 17531 | Lre Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Nov 2016 |
| 17532 | LRR IV Operating Inc | Houston, TX 77002 | Oil & Gas Operator | Mar 2025 |
| 17533 | LRR Partnership | | Oil Operator | Sep 2023 |
| 17534 | LRR Pecos Valley, LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2025 |
| 17535 | Lse Energy Co. | | Oil Operator | Mar 1989 |
| 17536 | Lse Energy Operating Co. Inc. | | Oil Operator | Jun 1996 |
| 17537 | LSM Ventures, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Nov 2020 |
| 17538 | LT Oil Co LLC | Meadville, PA 16335-4015 | Oil Operator | Dec 2024 |
| 17539 | LT Oil Company | Midland, TX 79705 | Oil & Gas Operator | Jun 2025 |
| 17540 | LT Oil LLC | San Marcos, TX 78666 | Oil Operator | Jun 2025 |
| 17541 | LTJ Enterprises LLC | Lone Grove, OK 73443 | Oil & Gas Operator | Dec 2024 |
| 17542 | LTS Oil & Gas | Lubbock, TX 79424 | Oil & Gas Operator | Jun 2025 |
| 17543 | LTS Oil & Gas A | Lubbock, TX 79424 | Oil & Gas Operator | Jun 2025 |
| 17544 | LTX Productions, Inc. | Houston, TX 77095 | Oil & Gas Operator | Jul 2008 |
| 17545 | Lu-Ray Petroleum LLC | Oklahoma City, OK 73121-1607 | Oil & Gas Operator | Apr 2025 |
| 17546 | Lubar Oil Co. | | Oil Operator | Nov 1983 |
| 17547 | Lubbock Energy, Inc. | Lubbock, TX 79453 | Oil & Gas Operator | Oct 1996 |
| 17548 | Lubell Oil Company | Tulsa, OK 74103 | Gas Operator | Jul 1993 |
| 17549 | Luca Operation, LLC | | Oil & Gas Operator | Feb 2016 |
| 17550 | Luca Resources Group, LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2025 |
| 17551 | Lucas Energy, Inc. | Houston, TX 77067 | Oil & Gas Operator | Feb 2017 |
| 17552 | Lucas George C | | Oil Operator | Jul 2014 |
| 17553 | Lucas Well Service, Inc. | Parkersburg, WV 26101 | Oil & Gas Operator | Dec 2021 |
| 17554 | Luchshyn Harry E And Dannemiller William F | | Oil & Gas Operator | Dec 1994 |
| 17555 | Lucky Ace Petroleum LLC | Carrollton, TX 75010-4232 | Oil Operator | Oct 2021 |
| 17556 | Lucky Bird Too | Borger, TX 79008 | Oil & Gas Operator | Jun 2025 |
| 17557 | Lucky Crude, LLC | Erie, KS 66733 | Oil Operator | Dec 2024 |
| 17558 | Lucky Four Oil & Gas Company | Sasakwa, OK 74867 | Oil & Gas Operator | Apr 2025 |
| 17559 | Lucky Iron | | Oil Operator | Feb 2025 |
| 17560 | Lucky Lad Energy, LLC | Magnolia, TX 77353 | Oil & Gas Operator | Jun 2025 |
| 17561 | Lucky Oil & Gas | Malibu, CA 90265 | Oil & Gas Operator | Jun 2025 |
| 17562 | Lucky Oil Company | Comanche, OK 73529-0009 | Oil Operator | Dec 2024 |
| 17563 | Lucky Run, LLC | | Oil Operator | Dec 2019 |
| 17564 | Lucky Strike Production LLC | | Oil Operator | Dec 2024 |
| 17565 | Luconda Oil | Pampa, TX 79066 | Oil & Gas Operator | Jun 2025 |
| 17566 | Lucre Oil Company | Muskogee, OK 74401-5099 | Oil & Gas Operator | Jun 2019 |
| 17567 | Lucros International Corporation | Van Buren, AR 72956 | Oil & Gas Operator | Jun 2025 |
| 17568 | Ludco Inc | Caledonia, OH 43314 | Oil & Gas Operator | Dec 1986 |
| 17569 | Ludco Incorporat | | Gas Operator | Mar 1990 |
| 17570 | Ludlow Oil & Gas Company LLC | New Matamoras, OH 45767-5058-5058 | Oil & Gas Operator | Dec 2023 |
| 17571 | Ludwick* James L | | Gas Operator | Apr 2004 |
| 17572 | Ludwig Cleo R | Caledonia, OH 43314 | Oil & Gas Operator | Dec 1987 |
| 17573 | Luff Exploration | Denver, CO 80203 | Oil & Gas Operator | Dec 2006 |
| 17574 | Luff Exploration Company | Denver, CO 80203 | Oil & Gas Operator | Apr 2025 |
| 17575 | Luffey Gas Corp. | | Gas Operator | Dec 2008 |
| 17576 | Luffey Gas Corp.-Graff | | Gas Operator | Oct 1994 |
| 17577 | Luffey-Stinson Gas Corporation | | Gas Operator | Sep 2018 |
| 17578 | Lufkin Production Company Inc. | Jacksboro, TX 76458 | Oil & Gas Operator | Jun 2025 |
| 17579 | Lukan, James | Hamburg, NY 14075 | Gas Operator | Dec 2023 |
| 17580 | Luke Oil Company | Bristow, OK 74010 | Oil & Gas Operator | Mar 2025 |
| 17581 | Luke, D.L. Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Jun 2025 |
| 17582 | Luke, W. J. | Muenster, TX 76252 | Oil & Gas Operator | Mar 2013 |
| 17583 | Luling O&G LLC | Cibolo, TX 78108 | Oil & Gas Operator | Jun 2025 |
| 17584 | Luling Oil & Gas Co Inc | San Antonio, TX 78209 | Oil Operator | Dec 1986 |
| 17585 | Luling Well Service | Luling, TX 78648 | Oil & Gas Operator | Jun 2025 |
| 17586 | Luloc Oil Co. | Lockhart, TX 78644 | Oil & Gas Operator | Aug 2003 |
| 17587 | Lulu & Thomas Kavouras | Apollo, PA 15613-1108 | Oil & Gas Operator | Dec 2023 |
| 17588 | Lumbley, W. F. | Hobbs, NM 88242 | Oil & Gas Operator | Jan 2008 |
| 17589 | Lunar Investments Inc | Oklahoma City, OK 73118-4823 | Oil & Gas Operator | Mar 2025 |
| 17590 | Lunar Oil Company | Midland, TX 79708 | Oil & Gas Operator | Feb 1999 |
| 17591 | Lundberg Oil Co. | Dallas, TX 75360 | Oil & Gas Operator | Jan 2003 |
| 17592 | Lundberg Operating Corporation | Dallas, TX 75225 | Oil & Gas Operator | Oct 2002 |
| 17593 | Lundells, Inc. | Freer, TX 78357 | Oil & Gas Operator | Jan 1995 |
| 17594 | Lundvall Oil & Gas Inc | | Oil & Gas Operator | Jan 2023 |
| 17595 | Lundy, Richard C. | Pampa, TX 79066 | Oil & Gas Operator | Aug 1997 |
| 17596 | Lunge, James & Sally | Eden, NY 14057 | Gas Operator | Dec 2023 |
| 17597 | Lunn, Will | Wichita Falls, TX 76301 | Oil & Gas Operator | Jun 1997 |
| 17598 | Luoil Inc | Corning, OH 43730 | Oil & Gas Operator | Dec 2024 |
| 17599 | Luray Oil Co., L.L.C. | | Oil Operator | Jan 2025 |
| 17600 | Lusk & Lusk, Inc. | | Oil & Gas Operator | Jul 1984 |