| 16401 | Lawrence Hot Oil Service | Loco, OK 73442 | Oil & Gas Operator | Jun 2026 |
| 16402 | Lawrence James Oil Prop Inc | Catoosa, OK 74015 | Oil & Gas Operator | Feb 2012 |
| 16403 | Lawrence Larry O | | Gas Operator | Sep 1993 |
| 16404 | Lawrence Roy Drilling Co Inc | Pawnee, OK 74058-0306 | Oil & Gas Operator | Aug 2000 |
| 16405 | Lawrence Smith Oil LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2023 |
| 16406 | Lawrence W Ritter | Farmington, NM 87499 | Gas Operator | Jun 2026 |
| 16407 | Lawrence, C. F. & Assoc. Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Sep 2026 |
| 16408 | Lawrence, Max | Cambridge, KS 67023 | Oil Operator | Sep 2025 |
| 16409 | Laws Exploration LLC | Mineral Wells, TX 76067 | Oil & Gas Operator | Sep 2026 |
| 16410 | Lawson Arthur C | | Oil Operator | Aug 1994 |
| 16411 | Lawson Engineering, Inc. | | Oil & Gas Operator | Dec 1984 |
| 16412 | Lawson George E | Sand Springs, OK 74063 | Oil & Gas Operator | May 2013 |
| 16413 | Lawson Oil Company | Buckeye, AR 85326 | Oil Operator | Mar 1996 |
| 16414 | Lawson Operating LLC | Midland, TX 79710 | Oil & Gas Operator | Oct 2015 |
| 16415 | Lawson Petroleum Co. | Tulsa, OK 74103 | Oil & Gas Operator | Nov 2009 |
| 16416 | Lawson, A.C., Inc. | Derby, KS 67037 | Oil Operator | Mar 2026 |
| 16417 | Lawson, Thelma | Geuda Springs, KS 67051 | Oil Operator | Dec 2009 |
| 16418 | Lawton, Jack Inc. | Sulphur, LA 70663 | Oil & Gas Operator | Dec 1995 |
| 16419 | Lax, Inc. | | Oil & Gas Operator | Nov 1987 |
| 16420 | Lay, J. D. | Lockhart, TX 78644 | Oil & Gas Operator | May 1997 |
| 16421 | Lay, Warren Leon | Lockhart, TX 78644 | Oil & Gas Operator | Aug 2023 |
| 16422 | Layco Oil | Okmulgee, OK 74447-2065 | Oil & Gas Operator | Apr 2020 |
| 16423 | Layline Energy I LLC | Houston, TX 77024 | Oil & Gas Operator | Dec 2019 |
| 16424 | Layline Oil And Gas LLC | Marion, MI 49665 | Oil & Gas Operator | May 2026 |
| 16425 | Layline Petroleum I, LLC | Houston, TX 77024 | Oil & Gas Operator | May 2013 |
| 16426 | Laymac Corporation | | Gas Operator | Dec 2020 |
| 16427 | Laymon Oil Compa | | Oil & Gas Operator | Dec 1996 |
| 16428 | Laymon Oil Company | | Oil Operator | Feb 2001 |
| 16429 | Laymon Oil II, LLC | Neosho Falls, KS 66758 | Oil Operator | Apr 2026 |
| 16430 | Laymon, Michael | Yates Center, KS 66783 | Oil Operator | Apr 2026 |
| 16431 | Layne Energy Operating, LLC | Kansas City, KS 66106 | Oil & Gas Operator | Oct 2025 |
| 16432 | Layton Energy Inc. | Houston, TX 77027 | Oil & Gas Operator | Sep 2026 |
| 16433 | Layton Enterprises, Inc. | Lubbock, TX 79423 | Oil & Gas Operator | Apr 2007 |
| 16434 | Layton Glenn F J | | Oil Operator | Mar 1986 |
| 16435 | Layton Oil Co | | Oil Operator | Feb 1994 |
| 16436 | Layton Oil Compa | | Oil & Gas Operator | Jul 1985 |
| 16437 | Lazarus Operating, LLC | Kilgore, TX 75663 | Oil Operator | Sep 2026 |
| 16438 | Lazer Petroleum | | Oil Operator | Jan 1993 |
| 16439 | LB Exploration, Inc. | Wichita, KS 67205 | Oil & Gas Operator | Apr 2026 |
| 16440 | LBJ Drilling Co Inc | Martinsburg, OH 43037 | Oil & Gas Operator | Dec 2025 |
| 16441 | LBJ Energy Associates, LLC | Staunton,, VA 24402 | Oil & Gas Operator | Dec 2021 |
| 16442 | LBJ Production Inc | Okmulgee, OK 74447 | Oil Operator | Nov 1998 |
| 16443 | LBN Oil Co., Inc. | Corpus Christ, TX 78411 | Oil & Gas Operator | May 1998 |
| 16444 | Lbo Energy, Inc. | Kentfield, CA 94914 | Gas Operator | Nov 2002 |
| 16445 | Lbo New Mexico Inc | Midland, TX BAD ADDR | Oil & Gas Operator | Dec 1996 |
| 16446 | Lboc, LLC | Norphlet, AR 71759 | Oil Operator | Jan 2025 |
| 16447 | LBTH Inc. | | Oil & Gas Operator | May 2026 |
| 16448 | LC Operating, LLC | Burkburnett, TX 76354 | Oil & Gas Operator | Sep 2026 |
| 16449 | LCB Resources LLC | Kingfisher, OK 73750-2322 | Oil & Gas Operator | Jun 2026 |
| 16450 | LCT Energy, LP | Lewisville, AR 71845 | Oil & Gas Operator | Sep 2026 |
| 16451 | LCX Energy, LLC | Midland, TX 79701 | Oil & Gas Operator | Jan 2010 |
| 16452 | LDD Energy LLC | | Oil & Gas Operator | Dec 2025 |
| 16453 | LDF Energy, LLC | Midland, TX 79707 | Oil & Gas Operator | Sep 2026 |
| 16454 | LDH Operating LLC | Wichita, KS 67278 | Oil Operator | Apr 2026 |
| 16455 | Ldo LLC | Skiatook, OK 74070 | Oil Operator | May 2026 |
| 16456 | LDX Operating Company, LLC. | Amarillo, TX 79102 | Oil & Gas Operator | Sep 2026 |
| 16457 | Le Bas Operating Company, Inc. | Giddings, TX 78942 | Oil & Gas Operator | Mar 2000 |
| 16458 | Le Norman Energy Corporation | Duncan, OK 73534 | Oil & Gas Operator | Nov 2014 |
| 16459 | Le Norman Operating LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Nov 2019 |
| 16460 | Le Norman Partners LLC | Duncan, OK 73533-9523 | Oil & Gas Operator | Feb 2012 |
| 16461 | Le Roy Central School | Le Roy, NY 14482 | Gas Operator | Dec 2025 |
| 16462 | Lea Exploration, Inc. | | Oil & Gas Operator | Nov 1989 |
| 16463 | Leach Joseph L | Gallipolis, OH 45631 | Oil & Gas Operator | Dec 2023 |
| 16464 | Leach, Elwood | Osawatomie, KS 66064 | Oil Operator | Dec 2009 |
| 16465 | Leaco Operating, LLC | Houston, TX 77056 | Oil Operator | Jun 2026 |
| 16466 | Leader Equities Inc | Columbus, OH 43214 | Oil & Gas Operator | Dec 1988 |
| 16467 | Leading Edge Energy LLC | San Antonio, TX 78205 | Oil Operator | Sep 2026 |
| 16468 | Leads Resources, L.L.C. | | Oil & Gas Operator | Jan 2017 |
| 16469 | Leahy Oil, LLC | Arlington, TX 76006 | Oil Operator | Sep 2026 |
| 16470 | Leake Keith D | Winfield, KS 67156-8871 | Oil Operator | Apr 2004 |
| 16471 | Leake, Keith D.(Deceased) Estate | Derby, KS 67037 | Oil Operator | Mar 2003 |
| 16472 | Leali & Leali Oil Inc | Hermitage, PA 16148-9020 | Oil & Gas Operator | Dec 2016 |
| 16473 | Leaman Oil Company | Roland, OK 74954 | Oil & Gas Operator | Apr 2014 |
| 16474 | Lear Gas Transmission | | Oil Operator | Aug 1989 |
| 16475 | Lear Oil, LLC | Junction City, KY 40440 | Oil Operator | Dec 2023 |
| 16476 | Lear Petroleum Corp | Houston, TX 77210 | Oil & Gas Operator | Mar 2015 |
| 16477 | Lear Petroleum E | | Oil & Gas Operator | Jan 1986 |
| 16478 | Lear Petroleum Exploration | | Oil & Gas Operator | Jul 2013 |
| 16479 | Lear Petroleum Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | Aug 1999 |
| 16480 | Learning Disabilities Association Of Wny | Buffalo, NY 14214 | Gas Operator | Dec 2025 |
| 16481 | Lease Holders Acquisitions LLC | Yukon, OK 73099 | Gas Operator | Sep 2026 |
| 16482 | Lease Management Inc | | Oil & Gas Operator | Jul 2026 |
| 16483 | Lease Management Inc And McClure Oil Co | | Oil & Gas Operator | Apr 1991 |
| 16484 | Lease Management Inc And Patrick Petroleum Corp | | Oil & Gas Operator | Apr 1991 |
| 16485 | Leasehold Management Corp | Oklahoma City, OK 73107 | Oil & Gas Operator | Nov 2024 |
| 16486 | Leasing & Development, Inc. | Wichita, KS 67202 | Oil Operator | Jun 2022 |
| 16487 | Leatherman Creek, Inc. | | Oil Operator | Jul 2001 |
| 16488 | Leatherneck Energy Group Inc | Addison, TX 75001-6025 | Oil & Gas Operator | Apr 2020 |
| 16489 | Leatherwood, LLC | Canonsburg, PA 15317-6506 | Oil & Gas Operator | Dec 2023 |
| 16490 | Leavell Resource | | Oil Operator | Dec 1993 |
| 16491 | Leavell Resources Corporation | Hays, KS 67601 | Oil & Gas Operator | Mar 2015 |
| 16492 | Leben Corp. | Wichita, KS 67202 | Oil & Gas Operator | Dec 2011 |
| 16493 | Leben Drilling I | | Oil & Gas Operator | Dec 1988 |
| 16494 | Leben Oil Corpor | | Oil & Gas Operator | Apr 1991 |
| 16495 | Leben Theodore I | | Oil & Gas Operator | Dec 1995 |
| 16496 | Leboeuf MFG Inc | | Gas Operator | Dec 1990 |
| 16497 | Lebosquet Gas Operations, LLC | Wichita, KS 67202 | Gas Operator | Apr 2026 |
| 16498 | Lebosquet John R | | Gas Operator | Dec 1994 |
| 16499 | Lebosquet, John W. | Wichita, KS 67202 | Gas Operator | Apr 2026 |
| 16500 | Lebow, Marvin E. | Tulsa, OK 74135 | Oil & Gas Operator | Jun 1997 |