| 7501 | Natural Gas Anadarko Inc | Perryton, TX 79070 | Oil & Gas Operator | May 1999 |
| 7502 | Natural Gas MKTG. & Storage Co. | Houston, TX 77251 | Oil & Gas Operator | Sep 1996 |
| 7503 | Natural Gas Pipeline Co Of Amer. | Houston, TX 77002 | Gas Operator | Jul 2008 |
| 7504 | Natural Petroleum Company | Overton, TX 75684 | Oil & Gas Operator | Jun 1994 |
| 7505 | Natural Reserves Group, Inc. | Houston, TX 77057 | Oil & Gas Operator | Jun 1993 |
| 7506 | Naumann Oil & Gas, Inc. | Austin, TX 78716 | Oil & Gas Operator | Oct 2025 |
| 7507 | Nautilus Exploration, Inc. | Farmers BRNCH, TX 75234 | Oil & Gas Operator | Nov 2021 |
| 7508 | Navajo Exploration, Inc. | Corpus Chrsti, TX 78410 | Oil & Gas Operator | Oct 2025 |
| 7509 | Navalo | Rockdale, TX 76567 | Oil Operator | Oct 2025 |
| 7510 | Navarro Exploration Co., Inc. | Kingwood, TX 77345 | Oil & Gas Operator | Oct 2025 |
| 7511 | Navarro Operating Co. | Kilgore, TX 75663 | Oil & Gas Operator | Aug 2003 |
| 7512 | Navidad Operating Company, LLC | Flint, TX 75762 | Oil & Gas Operator | Jan 2025 |
| 7513 | Navidad Resources, LLC | Bullard, TX 75757 | Oil & Gas Operator | Oct 2025 |
| 7514 | Navus Operating, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Oct 2025 |
| 7515 | Nbi Services, Inc. | Tulsa, OK 74159 | Oil & Gas Operator | Oct 2025 |
| 7516 | NBL Permian LLC | Houston, TX 77070 | Oil & Gas Operator | Aug 2018 |
| 7517 | NBX Energy, LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Oct 2025 |
| 7518 | Ncec, Inc. | Winnsboro, TX 75494 | Oil & Gas Operator | May 1994 |
| 7519 | Ncey Holdings, LLC | Houston, TX 77056 | Oil & Gas Operator | Jun 2013 |
| 7520 | Neal, Jack Engineering, Inc. | Abilene, TX 79603 | Oil & Gas Operator | Feb 2011 |
| 7521 | Nearburg Producing Company | Dallas, TX 75380 | Oil & Gas Operator | Oct 2025 |
| 7522 | Neas Operating | Pampa, TX 79065 | Oil & Gas Operator | Oct 2011 |
| 7523 | Neas Operating, LLC | Wimberley, TX 78676 | Oil & Gas Operator | Oct 2025 |
| 7524 | Neatherlin, Earl Inc. | Avoca, TX 79503 | Oil & Gas Operator | Oct 2025 |
| 7525 | Nec Operating, LLC | Southlake, TX 76092 | Oil & Gas Operator | Oct 2025 |
| 7526 | Necessity Well Service | Breckenridge, TX 76424 | Oil & Gas Operator | Jan 1994 |
| 7527 | Necessity Well Service, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 2006 |
| 7528 | Neches Exploration, L.L.C. | Flint, TX 75762 | Oil & Gas Operator | Oct 2025 |
| 7529 | Neches Oil & Gas Company, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 |
| 7530 | Neches Transport Inc. | Spurger, TX 77660 | Oil & Gas Operator | Oct 2025 |
| 7531 | Neeb, H. L. | Abilene, TX 79606 | Oil & Gas Operator | Jul 1994 |
| 7532 | Neeley, June | Mineral Wells, TX 76067 | Oil & Gas Operator | Feb 2008 |
| 7533 | Neely, H. K. | Abilene, TX 79604 | Oil & Gas Operator | Dec 1995 |
| 7534 | Nees, Gordon III | Graham, TX 76450 | Oil & Gas Operator | Jun 2002 |
| 7535 | Neet Transport Co., Inc. | Throckmorton, TX 76483 | Oil & Gas Operator | Oct 2025 |
| 7536 | Neff, Harold & Associates, Inc. | Tyler, TX 75702 | Oil & Gas Operator | May 2008 |
| 7537 | Neff, Inc. | Albany, TX 76430 | Oil & Gas Operator | Dec 2018 |
| 7538 | Neff, Mickey Oil Company | Colorado City, TX 79512 | Oil & Gas Operator | Jul 2023 |
| 7539 | Neg Operating LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Jun 2025 |
| 7540 | Nei Production, Inc. | Nichols Hill, OK 73116 | Oil & Gas Operator | Oct 2025 |
| 7541 | Nelmark Energy Corporation | San Antonio, TX 78231 | Oil & Gas Operator | Apr 2002 |
| 7542 | Nelms Bros. Oil Properties Inc. | Austin, TX 78711 | Oil & Gas Operator | Jun 1996 |
| 7543 | Nelson, James L. | Pettus, TX 78146 | Oil & Gas Operator | Oct 2025 |
| 7544 | Nelson, Roy K. & Co. | Arlington, TX 76016 | Oil & Gas Operator | Jul 1995 |
| 7545 | Nemo Fund I, LLC | Sugar Land, TX 77479 | Oil & Gas Operator | May 2017 |
| 7546 | Neostar Energy Co. | Crossville, TN 38572 | Oil & Gas Operator | Feb 2019 |
| 7547 | Nesitor West Texas LLC | Frisco, TX 75034 | Oil & Gas Operator | Oct 2025 |
| 7548 | Nestex Energy, LLC | Newtown, PA 18940 | Oil & Gas Operator | Aug 2014 |
| 7549 | Neu, Freddie | Gainesville, TX 76240 | Oil & Gas Operator | Oct 2025 |
| 7550 | Neuhaus, V. F. Properties, Inc. | Palmhurst, TX 78573 | Oil & Gas Operator | Dec 2022 |
| 7551 | Neumann Oil & Gas, LLC | Bigfoot, TX 78005 | Oil Operator | Oct 2025 |
| 7552 | Neumann Ventures, Inc. | Cisco, TX 76437 | Oil Operator | Jan 2005 |
| 7553 | Neumann, Alfred | Bigfoot, TX 78005 | Oil & Gas Operator | Aug 2003 |
| 7554 | Neumin Production Company | Point Comfort, TX 77978 | Oil & Gas Operator | Oct 2025 |
| 7555 | Nev-Tex Oil & Gas, Inc. | Reno, NV 89504 | Oil & Gas Operator | Oct 2025 |
| 7556 | New Arch Energy, LLC | Gruver, TX 79040 | Oil & Gas Operator | Oct 2025 |
| 7557 | New Atlantis II, LLC | Big Spring, TX 79721 | Oil & Gas Operator | Oct 2025 |
| 7558 | New Atlantis Oil & Expl., LLC | Big Spring, TX 79721 | Oil & Gas Operator | Feb 2012 |
| 7559 | New Beginning | Seguin, TX 78156 | Oil Operator | Jun 2016 |
| 7560 | New Bremen Corporation | Austin, TX 78701 | Oil & Gas Operator | Sep 1999 |
| 7561 | New Century Exploration, Inc. | Spring, TX 77379 | Oil & Gas Operator | Oct 2025 |
| 7562 | New Century Operating, LLC | Spring, TX 77379 | Oil Operator | Apr 2021 |
| 7563 | New Era International | Graham, TX 76450 | Oil & Gas Operator | Sep 2017 |
| 7564 | New Gulf Resources, LLC | Tulsa, OK 74133 | Oil & Gas Operator | May 2018 |
| 7565 | New Height Energy, LLC | Houston, TX 77063 | Oil & Gas Operator | Oct 2025 |
| 7566 | New Horizon Exploration, Inc. | Richardson, TX 75081 | Oil & Gas Operator | Jun 2006 |
| 7567 | New Horizon Investments LTD. | George West, TX 78022 | Oil & Gas Operator | Oct 2025 |
| 7568 | New Horizon Resources LLC | Houston, TX 77057 | Oil & Gas Operator | Oct 2025 |
| 7569 | New London Oil Inc. | Houston, TX 77253 | Oil & Gas Operator | Aug 2002 |
| 7570 | New Source Oil & Gas, LLC | Victoria, TX 77903 | Oil & Gas Operator | Oct 2025 |
| 7571 | New Voyage Enterprises LLC | San Antonio, TX 78278 | Oil Operator | Oct 2025 |
| 7572 | New-Tex Operating II, LLC | Dallas, TX 75201 | Oil & Gas Operator | Oct 2025 |
| 7573 | New-Tex Operating, LLC | Dallas, TX 75201 | Oil & Gas Operator | Oct 2025 |
| 7574 | Newark E&P Operating, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2017 |
| 7575 | Newark Energy LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2011 |
| 7576 | Newberry, Charles D Inc | Campbellsvlle, KY 42719 | Oil Operator | Oct 2025 |
| 7577 | Newbridge Resources, LLC | Houston, TX 77056 | Oil & Gas Operator | Aug 2025 |
| 7578 | Newcastle Resources, LLC | Tyler, TX 75711 | Oil & Gas Operator | Aug 2015 |
| 7579 | Newco Oil And Gas, LLC | McKinney, TX 75070 | Oil Operator | Oct 2025 |
| 7580 | Newfield Expl. Mid-Con. Inc | Tulsa, OK 74172 | Oil & Gas Operator | Jan 2015 |
| 7581 | Newfield Exploration Company | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2017 |
| 7582 | Newgulf Petroleum, LLC | San Antonio, TX 78209 | Oil & Gas Operator | Sep 2017 |
| 7583 | Newkumet Exploration, Inc. | Midland, TX 79702 | Oil & Gas Operator | Dec 2020 |
| 7584 | Newman & Scott | Duncan, OK 73534 | Oil & Gas Operator | Mar 2024 |
| 7585 | Newman Corporation | Harleton, TX 75651 | Oil & Gas Operator | Aug 2024 |
| 7586 | Newman Cubed, Inc. | Fort Worth, TX 76147 | Oil & Gas Operator | Oct 2025 |
| 7587 | Newman Operating Company | Freer, TX 78357 | Oil & Gas Operator | Jun 2021 |
| 7588 | Newman, John A. | Joplin, MO 64804 | Oil & Gas Operator | Jan 2001 |
| 7589 | Newpark Environmental SVCS LLC | Lafayette, LA 70506 | Oil Operator | Jul 2014 |
| 7590 | Newpek, LLC | Irving, TX 75039 | Oil & Gas Operator | Sep 2016 |
| 7591 | Newport Operating, LLC | Burkburnett, TX 76354 | Oil Operator | Oct 2025 |
| 7592 | Newstar Energy Of Texas L.L.C. | East Lansing, MI 48826 | Oil & Gas Operator | Mar 2008 |
| 7593 | Newton Corp.,The | Dallas, TX 75251 | Oil & Gas Operator | Oct 2025 |
| 7594 | Newton Well Service | New Braunfels, TX 78132 | Oil & Gas Operator | May 2016 |
| 7595 | Newton, Richard R. | Wichita Falls, TX 76309 | Oil & Gas Operator | Nov 1996 |
| 7596 | Newton, W. F. | Conroe, TX 77305 | Oil & Gas Operator | Jun 1994 |
| 7597 | Newton, W. F. Estate Of | Conroe, TX 77305 | Oil & Gas Operator | Jan 2000 |
| 7598 | Newturn Oil Company | Houston, TX 77208 | Oil & Gas Operator | Jan 2004 |
| 7599 | Nexen Petroleum U.S.A. Inc. | Houston, TX 77024 | Oil & Gas Operator | Jul 2012 |
| 7600 | NFR Energy, LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2017 |