| 19401 | Montana Power Gas Company | | Oil & Gas Operator | Apr 2002 |
| 19402 | Montani Energy, LLC | Smithville, WV 26178 | Gas Operator | Dec 2021 |
| 19403 | Montare Operating, LTD. | Flower Mound, TX 75022 | Oil & Gas Operator | Nov 2024 |
| 19404 | Montclair Energy LLC | Edmond, OK 73034-7291 | Oil & Gas Operator | Sep 2024 |
| 19405 | Montclair Production Company | Austin, TX 78755 | Oil & Gas Operator | Nov 2024 |
| 19406 | Montco Oil & Gas, Inc. | Pampa, TX 79066 | Oil & Gas Operator | May 1999 |
| 19407 | Monte Grande Exploration, Inc. | Cut Bank, MT 59427 | Oil Operator | Oct 2000 |
| 19408 | Montego Resources Inc | Oklahoma City, OK 73172-0192 | Oil & Gas Operator | Mar 2015 |
| 19409 | Monterey Pipeline Co. | | Oil Operator | Aug 1993 |
| 19410 | Monterey Production Company LLC | Tulsa, OK 74136 | Oil & Gas Operator | Sep 2024 |
| 19411 | Monterey Resources Inc. | | Oil & Gas Operator | Dec 1997 |
| 19412 | Monterey Resources LLC | Dallas, TX 75230 | Oil & Gas Operator | Oct 2019 |
| 19413 | Montex Drilling Company, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2024 |
| 19414 | Montex Exploration | Sugarland, TX 77478 | Oil Operator | Apr 2003 |
| 19415 | Montex Exploration Company | Houston, TX 77057 | Oil & Gas Operator | Mar 2011 |
| 19416 | Montgomery Count | | Oil Operator | Dec 1992 |
| 19417 | Montgomery Exploration Co LTD | Dallas, TX 75204-2634 | Oil & Gas Operator | Sep 2024 |
| 19418 | Montgomery Jake E | Henryetta, OK 74437 | Oil & Gas Operator | Aug 2024 |
| 19419 | Montgomery Oil & Gas Expl Inc | Tulsa, OK 74170-1884 | Oil & Gas Operator | Mar 2005 |
| 19420 | Montgomery Oil Co | | Oil Operator | Dec 2018 |
| 19421 | Montgomery Petroleum, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Aug 2007 |
| 19422 | Montgomery Production & Operating LLC | Herington, KS 67449 | Oil & Gas Operator | Jul 2024 |
| 19423 | Montgomery Royalty | Moran, TX 76464 | Oil & Gas Operator | Nov 2024 |
| 19424 | Monticola Exploration & Production, Inc. | | Gas Operator | Dec 2021 |
| 19425 | Montrose Operating LLC | Broken Arrow, OK 74012 | Oil & Gas Operator | Nov 2024 |
| 19426 | Monty L Hott Production Corporation | Oklahoma City, OK 73142 | Oil & Gas Operator | Aug 2024 |
| 19427 | Monument Gas Marketing Inc | | Oil & Gas Operator | Aug 2024 |
| 19428 | Monument Global Resources Inc | Dallas, TX 75243 | Oil & Gas Operator | Oct 2024 |
| 19429 | Monument Production Inc. | | Oil & Gas Operator | Dec 2011 |
| 19430 | Monument Resources, Inc. | Castle Rock, CO 80104 | Oil & Gas Operator | Jun 2012 |
| 19431 | Moody Energy Co. | Canadian, TX 79014 | Oil & Gas Operator | Dec 2004 |
| 19432 | Moody Oil & Gas Co. | Bridgeport, WV 26330-1051 | Oil & Gas Operator | Dec 2004 |
| 19433 | Moody Oil Co. | Pearsall, TX 78061 | Oil & Gas Operator | Nov 2024 |
| 19434 | Moog Inc. | East Aurora, NY 14052 | Gas Operator | Dec 2023 |
| 19435 | Moon Operating, Inc. | Longview, TX 75601 | Oil & Gas Operator | Mar 2003 |
| 19436 | Moon-Hines-Tigrett Operating Co., Inc. | | Oil & Gas Operator | Jun 2024 |
| 19437 | Moon-Hines-Tigrett Opr Co Inc | | Oil & Gas Operator | Oct 1995 |
| 19438 | Moonlight Oil And Gas, LLC | | Oil & Gas Operator | Dec 2021 |
| 19439 | Moonlite Oil & Gas Company | Imperial, TX 79743 | Oil & Gas Operator | Nov 2024 |
| 19440 | Moontower Resources Op, LLC | Austin, TX 78732 | Oil & Gas Operator | Nov 2024 |
| 19441 | Moore & Associates | Denver, CO 80202 | Oil & Gas Operator | Dec 1993 |
| 19442 | Moore & Gilmore | Midland, TX 79701 | Oil & Gas Operator | Oct 2008 |
| 19443 | Moore & Moore Energy Inc | Purcell, OK 73080-0674 | Oil & Gas Operator | Dec 2012 |
| 19444 | Moore Clay | Clearwater, FL 33762 | Oil & Gas Operator | Aug 2024 |
| 19445 | Moore County Gas Partners, L.P. | Borger, TX 79007 | Gas Operator | Nov 2024 |
| 19446 | Moore David K | Duncan, OK 73575 | Oil & Gas Operator | Oct 2009 |
| 19447 | Moore Don | Elmore City, OK 73433 | Oil & Gas Operator | Sep 2024 |
| 19448 | Moore DRLG LLC | MT Vernon, OH 43050 | Oil Operator | Dec 2023 |
| 19449 | Moore Energy Services, LLC | Iowa Park, TX 76367 | Oil Operator | Mar 2024 |
| 19450 | Moore Gas And Oil | Monahans, TX 79756 | Oil Operator | Nov 2024 |
| 19451 | Moore Investment Co. | Abilene, TX 79604 | Oil & Gas Operator | Nov 2024 |
| 19452 | Moore Investments LC | Oklahoma City, OK 73116-9044 | Oil & Gas Operator | Feb 2023 |
| 19453 | Moore Lynn D | Collinsville, OK 74021 | Oil Operator | Aug 2013 |
| 19454 | Moore McCormack Energy, Inc. | | Oil & Gas Operator | Jul 1988 |
| 19455 | Moore Michael | MT Vernon, OH 43050 | Oil & Gas Operator | Dec 2013 |
| 19456 | Moore Norman L | Sasakwa, OK 74867 | Oil Operator | Aug 2024 |
| 19457 | Moore Oil & Gas-Marion Corp. | | Oil & Gas Operator | Nov 1986 |
| 19458 | Moore Oil And Gas | Burleson, TX 76028 | Oil & Gas Operator | Nov 2024 |
| 19459 | Moore Petroleum Invest Corp | Norman, OK 73072-4217 | Oil & Gas Operator | Sep 2024 |
| 19460 | Moore Resources LLC | Mogadore, OH 44260 | Oil & Gas Operator | Dec 2023 |
| 19461 | Moore Richard L | Morris, OK 74445 | Oil Operator | Aug 2013 |
| 19462 | Moore Tommy M | Sapulpa, OK 74066-8273 | Oil & Gas Operator | May 2013 |
| 19463 | Moore W T | Sapulpa, OK 74067-0946 | Oil & Gas Operator | Jan 2021 |
| 19464 | Moore Well Services Inc | Mogadore, OH 44260 | Oil & Gas Operator | Dec 2023 |
| 19465 | Moore&Munger Hydrocarbons Inc | | Oil Operator | May 1987 |
| 19466 | Moore, Brent L. | McPherson, KS 67460 | Oil Operator | Dec 1996 |
| 19467 | Moore, Clay (Deceased) | Dallas, TX 75218 | Oil Operator | Sep 2001 |
| 19468 | Moore, Douglas L. | Gridley, KS 66852 | Oil Operator | Jan 2019 |
| 19469 | Moore, J.W. Oil Co | Ozona, TX 76943 | Oil Operator | Nov 2024 |
| 19470 | Moore, John D. | Midland, TX 79708 | Oil & Gas Operator | Mar 1995 |
| 19471 | Moore, Kirby | Ozona, TX 76943 | Oil & Gas Operator | Jul 1996 |
| 19472 | Moore, Mark C. | Darien Center, NY 14040 | Gas Operator | Dec 2023 |
| 19473 | Moore, Miles Inc. | Moran, TX 76464 | Oil & Gas Operator | Nov 2024 |
| 19474 | Moore, Stephen Operating | Graham, TX 76450 | Oil & Gas Operator | Jun 2002 |
| 19475 | Mooringsport Energy Prod Corp | | Oil & Gas Operator | Oct 1994 |
| 19476 | Mooringsport Energy Prod. Co. | Shreveport, LA 71162 | Oil & Gas Operator | Nov 2024 |
| 19477 | Mooringsport Energy Trans Corp | | Oil Operator | Apr 1990 |
| 19478 | Moose Mountain Divide #1, LLC | Roosevelt, UT 84066-1656 | Oil & Gas Operator | Sep 2024 |
| 19479 | Moose Oil & Gas Co. | Houston, TX 77002 | Oil & Gas Operator | Feb 2000 |
| 19480 | Moose Operating Co., Inc. | Houston, TX 77006 | Oil & Gas Operator | Nov 2024 |
| 19481 | Mor-Meg Incorpor | | Oil Operator | Dec 1996 |
| 19482 | Morain Coating & Construc | Niles, OH 44446 | Oil & Gas Operator | Dec 1997 |
| 19483 | Moran Exploration, Inc. | | Oil & Gas Operator | Jan 1985 |
| 19484 | Moran James R | Frazeysburg, OH 43822 | Oil Operator | Dec 2017 |
| 19485 | Moran Oil Co., Inc. | | Oil & Gas Operator | Aug 2009 |
| 19486 | Moran Oil Enterprises, LLC | Seminole, OK 74818 | Oil & Gas Operator | Jul 2024 |
| 19487 | Moran Oil Partners LLC | Utica, OH 43080 | Oil Operator | Dec 2023 |
| 19488 | Moran Ronald F | Frazeysburgysburg, OH 43822 | Oil & Gas Operator | Dec 2023 |
| 19489 | Moran Sherman Dean | Utica, OH 43080 | Oil & Gas Operator | Dec 2023 |
| 19490 | Moran Well Service Inc. | Gambier, OH 43022 | Oil & Gas Operator | Dec 2022 |
| 19491 | Moran, F E Oil Co | Evansville, IN 47715 | Oil Operator | Dec 2015 |
| 19492 | Moran-K Oil LLC | Seminole, OK 74868 | Oil & Gas Operator | Sep 2024 |
| 19493 | Moran-Kahn Oil | Seminole, OK 74868 | Oil & Gas Operator | Mar 1992 |
| 19494 | Moran-Lavaca, L.L.C. | Shreveport, LA 71134 | Oil Operator | Feb 2018 |
| 19495 | Moransco Energy Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2024 |
| 19496 | More Texas Oil | Von Ormy, TX 78073 | Oil & Gas Operator | Nov 2024 |
| 19497 | Moreland Oil & Gas Inc | Dennison, OH 44621 | Oil & Gas Operator | Dec 1990 |
| 19498 | Morexco Inc | Midland, TX 79710 | Oil & Gas Operator | Mar 2019 |
| 19499 | Morgan Creek Production Co., Inc | Westbrook, TX 79565 | Oil & Gas Operator | Nov 2024 |
| 19500 | Morgan David E | Enid, OK 73702-3525 | Oil & Gas Operator | Sep 2016 |