| 7401 | Murphy, K. P. Oil Operator | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2026 |
| 7402 | Murray, Tom Enterprises | Monahans, TX 79756 | Oil & Gas Operator | Jun 2026 |
| 7403 | Muskegon Development Company | MT Pleasant, MI 48858 | Oil & Gas Operator | Jun 2026 |
| 7404 | Musselman, Owen & King Oper.,Inc | Houston, TX 77002 | Oil & Gas Operator | Feb 1998 |
| 7405 | Mustang Drilling, Inc. | Henderson, TX 75653 | Oil & Gas Operator | Aug 2024 |
| 7406 | Mustang Drilling, LTD. | Henderson, TX 75653 | Oil & Gas Operator | May 2008 |
| 7407 | Mustang Energy Inc. | Porter, TX 77365 | Oil & Gas Operator | Mar 2008 |
| 7408 | Mustang Fuel Corp. Of Oklahoma | Oklahoma City, OK 73106 | Oil & Gas Operator | Nov 2016 |
| 7409 | Mustang Fuel Corporation | Oklahoma City, OK 73114 | Oil & Gas Operator | Jun 2026 |
| 7410 | Mustang Oil & Gas Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Jul 2021 |
| 7411 | Mustang Operating Company | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2006 |
| 7412 | MV Purchasing LLC | Wichita, KS 67206 | Oil & Gas Operator | Dec 2019 |
| 7413 | MV2 Energy, Inc. | Houston, TX 77069 | Oil & Gas Operator | Jun 2026 |
| 7414 | MW Petroleum Corporation | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
| 7415 | MWJ Producing Company | Midland, TX 79701 | Oil & Gas Operator | Jul 1998 |
| 7416 | MWL Energy LLC | Hamlin, TX 79520 | Oil Operator | Jun 2026 |
| 7417 | MWS Producing, Inc. | Stanton, TX 79782 | Oil & Gas Operator | Jun 2026 |
| 7418 | MWWD Operator, LLC | Victoria, TX 77904 | Oil Operator | Jun 2026 |
| 7419 | My Hop Mineral | Moorhead, MN 56560 | Oil & Gas Operator | Jun 2026 |
| 7420 | Myco Energy, Inc. | San Angelo, TX 76906 | Oil & Gas Operator | Dec 2003 |
| 7421 | Myco Industries, Inc. | Artesia, NM 88211 | Oil & Gas Operator | Feb 2015 |
| 7422 | Myco Petroleum | Lovington, NM 88260 | Oil & Gas Operator | Jun 2026 |
| 7423 | Myd, Inc. | Irving, TX 75062 | Oil & Gas Operator | Mar 1998 |
| 7424 | Myers, A. J. | Jacksboro, TX 76458 | Oil & Gas Operator | Jun 2026 |
| 7425 | Myers, James B. | Olney, TX 76374 | Oil & Gas Operator | Jun 2026 |
| 7426 | Myriad Resources Corporation | Pampa, TX 79066 | Oil & Gas Operator | Jun 2026 |
| 7427 | Myung And Associates, Inc. | Houston, TX 77056 | Oil & Gas Operator | May 2000 |
| 7428 | MZ Operating, Inc | Midland, TX 79701 | Oil & Gas Operator | Apr 1994 |
| 7429 | N & B Oil And Gas LLC | Monahans, TX 79756 | Oil & Gas Operator | Jun 2026 |
| 7430 | N & O Oil Co. | Imperial, TX 79743 | Oil & Gas Operator | Jun 2026 |
| 7431 | N C B Oil Company | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 7432 | N S P Operating Group LLC | El Campo, TX 77437 | Oil & Gas Operator | Aug 2021 |
| 7433 | N. A. Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Dec 2007 |
| 7434 | N. E. Operating Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Feb 2013 |
| 7435 | Nabers, Lynn | Austin, TX 78751 | Gas Operator | Jul 2010 |
| 7436 | Nabi Energy Holdings Limited LLC | Wichita Falls, TX 76306 | Oil Operator | Jun 2026 |
| 7437 | Nabob Production Company | Amarillo, TX 79105 | Gas Operator | Dec 1991 |
| 7438 | Naco Production | Midland, TX 79708 | Oil & Gas Operator | Aug 2003 |
| 7439 | Nacogdoches Oil & Gas Inc | Nacogdoches, TX 75963 | Oil & Gas Operator | Jun 2026 |
| 7440 | Nadel & Gussman | Tulsa, OK 74103 | Oil & Gas Operator | May 2007 |
| 7441 | Nadel And Gussman LLC | Tulsa, OK 74119 | Oil & Gas Operator | Jun 2026 |
| 7442 | Nadel And Gussman Permian,L.L.C. | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2026 |
| 7443 | Nadsoilco LLC | The Woodlands, TX 77382 | Oil & Gas Operator | Jun 2026 |
| 7444 | Naifco Oil & Gas LLC | Oklahoma City, OK 73107 | Oil & Gas Operator | Mar 2026 |
| 7445 | Nails Operating Company LLC | Hondo, TX 78861 | Oil Operator | Jun 2026 |
| 7446 | Nall Oil & Gas | Mineral Wells, TX 76067 | Oil & Gas Operator | Jun 2026 |
| 7447 | Nance Engineering Inc. | Houston, TX 77058 | Oil & Gas Operator | Mar 2002 |
| 7448 | Narbo Farms, LTD. | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 7449 | Nasser Oil & Gas, Inc. | The Woodlands, TX 77380 | Oil & Gas Operator | Apr 1998 |
| 7450 | National Energy Group Inc | Dallas, TX 75206 | Oil & Gas Operator | Sep 2014 |
| 7451 | National Investors Group | Warren, OH 44481 | Oil & Gas Operator | Nov 1996 |
| 7452 | National Offshore LP | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2008 |
| 7453 | National Onshore LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2008 |
| 7454 | Natural Energy, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Jul 1997 |
| 7455 | Natural Gas Anadarko Company | Perryton, TX 79070 | Oil & Gas Operator | Jun 2026 |
| 7456 | Natural Gas Anadarko Inc | Perryton, TX 79070 | Oil & Gas Operator | May 1999 |
| 7457 | Natural Gas MKTG. & Storage Co. | Houston, TX 77251 | Oil & Gas Operator | Sep 1996 |
| 7458 | Natural Gas Pipeline Co Of Amer. | Houston, TX 77002 | Gas Operator | Jul 2008 |
| 7459 | Natural Petroleum Company | Overton, TX 75684 | Oil & Gas Operator | Jun 1994 |
| 7460 | Natural Reserves Group, Inc. | Houston, TX 77057 | Oil & Gas Operator | Jun 1993 |
| 7461 | Naumann Oil & Gas, Inc. | Austin, TX 78716 | Oil & Gas Operator | Jun 2026 |
| 7462 | Nautilus Exploration, Inc. | Farmers BRNCH, TX 75234 | Oil & Gas Operator | Nov 2021 |
| 7463 | Navajo Exploration, Inc. | Corpus Christ, TX 78410 | Oil & Gas Operator | Jun 2026 |
| 7464 | Navalo | Rockdale, TX 76567 | Oil Operator | Jun 2026 |
| 7465 | Navarro Exploration Co., Inc. | Kingwood, TX 77345 | Oil & Gas Operator | Jun 2026 |
| 7466 | Navarro Operating Co. | Kilgore, TX 75663 | Oil & Gas Operator | Aug 2003 |
| 7467 | Navidad Operating Company, LLC | Flint, TX 75762 | Oil & Gas Operator | Jan 2025 |
| 7468 | Navidad Resources, LLC | Bullard, TX 75757 | Oil & Gas Operator | Jun 2026 |
| 7469 | Navus Operating, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Jun 2026 |
| 7470 | Nbi Services, Inc. | Tulsa, OK 74159 | Oil & Gas Operator | Jun 2026 |
| 7471 | NBL Permian LLC | Houston, TX 77070 | Oil & Gas Operator | Aug 2018 |
| 7472 | NBX Energy, LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Jun 2026 |
| 7473 | Ncec, Inc. | Winnsboro, TX 75494 | Oil & Gas Operator | May 1994 |
| 7474 | Ncey Holdings, LLC | Houston, TX 77056 | Oil & Gas Operator | Jun 2013 |
| 7475 | Neal, Jack Engineering, Inc. | Abilene, TX 79603 | Oil & Gas Operator | Feb 2011 |
| 7476 | Nearburg Producing Company | Dallas, TX 75380 | Oil & Gas Operator | Jun 2026 |
| 7477 | Neas Operating | Pampa, TX 79065 | Oil & Gas Operator | Oct 2011 |
| 7478 | Neas Operating, LLC | Amarillo, TX 79159 | Oil & Gas Operator | Jun 2026 |
| 7479 | Neatherlin, Earl Inc. | Avoca, TX 79503 | Oil & Gas Operator | Jun 2026 |
| 7480 | Nec Operating, LLC | Southlake, TX 76092 | Oil & Gas Operator | Jun 2026 |
| 7481 | Necessity Well Service | Breckenridge, TX 76424 | Oil & Gas Operator | Jan 1994 |
| 7482 | Necessity Well Service, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 2006 |
| 7483 | Neches Exploration, L.L.C. | Flint, TX 75762 | Oil & Gas Operator | Jun 2026 |
| 7484 | Neches Oil & Gas Company, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2026 |
| 7485 | Neches Transport Inc. | Spurger, TX 77660 | Oil & Gas Operator | Jun 2026 |
| 7486 | Neeley, June | Mineral Wells, TX 76067 | Oil & Gas Operator | Feb 2008 |
| 7487 | Neely, H. K. | Abilene, TX 79604 | Oil & Gas Operator | Dec 1995 |
| 7488 | Nees, Gordon III | Graham, TX 76450 | Oil & Gas Operator | Jun 2002 |
| 7489 | Neet Transport Co., Inc. | Throckmorton, TX 76483 | Oil & Gas Operator | Jun 2026 |
| 7490 | Neff, Harold & Associates, Inc. | Tyler, TX 75702 | Oil & Gas Operator | May 2008 |
| 7491 | Neff, Inc. | Albany, TX 76430 | Oil & Gas Operator | Dec 2018 |
| 7492 | Neff, Mickey Oil Company | Colorado City, TX 79512 | Oil & Gas Operator | Jul 2023 |
| 7493 | Neg Operating LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Aug 2025 |
| 7494 | Nei Production, Inc. | Nichols Hill, OK 73116 | Oil & Gas Operator | Jun 2026 |
| 7495 | Nelmark Energy Corporation | San Antonio, TX 78231 | Oil & Gas Operator | Apr 2002 |
| 7496 | Nelms Bros. Oil Properties Inc. | Austin, TX 78711 | Oil & Gas Operator | Jun 1996 |
| 7497 | Nelson, James L. | Pettus, TX 78146 | Oil & Gas Operator | Jun 2026 |
| 7498 | Nelson, Roy K. & Co. | Arlington, TX 76016 | Oil & Gas Operator | Jul 1995 |
| 7499 | Nemo Fund I, LLC | Sugar Land, TX 77479 | Oil & Gas Operator | May 2017 |
| 7500 | Neostar Energy Co. | Crossville, TN 38572 | Oil & Gas Operator | Feb 2019 |