| 4501 | Grayrock Energy II, LLC | Fort Worth, TX 76101 | Oil & Gas Operator | Mar 2025 |
| 4502 | Grayson Petroleum Company | Whitesboro, TX 76273 | Oil & Gas Operator | Mar 2025 |
| 4503 | Graystone Energy Corporation | Judson, TX 75660 | Oil & Gas Operator | Mar 2025 |
| 4504 | Graystone Exploration Corp. | Garland, TX 75043 | Oil & Gas Operator | Aug 2003 |
| 4505 | GRB Properties, Inc. | Midland, TX 79705 | Oil & Gas Operator | Mar 2003 |
| 4506 | Greasewood Oil Company | Midland, TX 79705 | Oil & Gas Operator | Jul 2007 |
| 4507 | Great American Resources Inc. | Bowie, TX 76230 | Oil & Gas Operator | Mar 2025 |
| 4508 | Great Basin Petroleum Serv, Inc. | Odessa, TX 79765 | Oil & Gas Operator | Nov 2002 |
| 4509 | Great Basin Petroleum Serv, L.P. | Odessa, TX 79765 | Oil & Gas Operator | Jul 2008 |
| 4510 | Great Basin Well Service Corp. | Odessa, TX 79765 | Oil & Gas Operator | Feb 2025 |
| 4511 | Great Bay Operations, LLC | Portsmouth, NH 03801 | Oil & Gas Operator | Nov 2016 |
| 4512 | Great Northern Energy, Inc | Irving, TX 75039 | Oil & Gas Operator | Mar 2025 |
| 4513 | Great Plains Operating, LLC. | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2014 |
| 4514 | Great Plains Petroleum, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Nov 2024 |
| 4515 | Great Plains Resources, Inc. | Nixon, TX 78140 | Oil & Gas Operator | Mar 2025 |
| 4516 | Great Texas Crude Inc. | Fredericksbrg, TX 78624 | Oil & Gas Operator | Mar 2025 |
| 4517 | Great West Energy & Expl., Inc. | Addison, TX 75001 | Oil & Gas Operator | Mar 2008 |
| 4518 | Great West Operating Co., Inc. | Dallas, TX 75240 | Oil & Gas Operator | Aug 2003 |
| 4519 | Great Western Drilling Co | Midland, TX 79701 | Oil & Gas Operator | Mar 2025 |
| 4520 | Great Western Onshore Inc | Houston, TX 77002 | Oil & Gas Operator | Mar 2008 |
| 4521 | Greco Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
| 4522 | Greco Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
| 4523 | Greehey And Company LTD | San Antonio, TX 78216 | Oil & Gas Operator | May 2020 |
| 4524 | Green Century Exp & Prod, LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2025 |
| 4525 | Green Exploration Company | Austin, TX 78711 | Oil & Gas Operator | Mar 2025 |
| 4526 | Green Light Operating, LLC. | Austin, TX 78746 | Oil Operator | Mar 2025 |
| 4527 | Green Oil & Gas, Inc. | Winters, TX 79567 | Oil & Gas Operator | Aug 2003 |
| 4528 | Green Petroleum Company | Archer City, TX 76351 | Oil & Gas Operator | Nov 1996 |
| 4529 | Green River Resources Inc. | Keystone, CO 80435 | Oil & Gas Operator | Mar 2025 |
| 4530 | Green Star | Somerset, TX 78069 | Oil Operator | Mar 2025 |
| 4531 | Green, Hugh | Albany, TX 76430 | Oil & Gas Operator | Apr 2012 |
| 4532 | Green, Michael Oil | Albany, TX 76430 | Oil Operator | Mar 2025 |
| 4533 | Green, Roy W. Oil & Gas | San Angelo, TX 76902 | Oil & Gas Operator | Jun 2021 |
| 4534 | Greenbriar Energy Inc. | Houston, TX 77098 | Oil & Gas Operator | Feb 2004 |
| 4535 | Greenbrier Oper. Co. | Dallas, TX 75229 | Oil & Gas Operator | Feb 2001 |
| 4536 | Greene, R. E. | Baird, TX 79504 | Oil & Gas Operator | Jun 2009 |
| 4537 | Greene, Vernon | Levelland, TX 79336 | Oil & Gas Operator | May 2002 |
| 4538 | Greenhaw, Morris R Oil & Gas Inc | Desdemona, TX 76445 | Oil & Gas Operator | May 2006 |
| 4539 | Greenhaw, Morris R. | Desdemona, TX 76445 | Oil & Gas Operator | Mar 2025 |
| 4540 | Greenhill Petroleum Corporation | Houston, TX 77077 | Oil & Gas Operator | Jan 1998 |
| 4541 | Greenlake Energy Operating, LLC | Austin, TX 78746 | Oil & Gas Operator | Mar 2025 |
| 4542 | Greenlight Enterprises LLC | McKinney, TX 75072 | Oil Operator | Mar 2025 |
| 4543 | Greenstone Energy, LLC | Houston, TX 77208 | Oil Operator | Mar 2025 |
| 4544 | Greenville Operating Company | Dallas, TX 75206 | Oil & Gas Operator | Oct 1996 |
| 4545 | Greenwerks Outdoor Services LLC | Stockdale, TX 78160 | Oil Operator | Mar 2025 |
| 4546 | Greenwich Oil Corporation | Dallas, TX 75225 | Oil & Gas Operator | Mar 1994 |
| 4547 | Greer Exploration Corporation | Shreveport, LA 71118 | Oil & Gas Operator | Jul 2017 |
| 4548 | Greer Industries, Inc. | Morgantown, WV 26507-1900 | Gas Operator | Dec 2021 |
| 4549 | Gregco, Inc. | Paducah, TX 79248 | Oil & Gas Operator | May 1999 |
| 4550 | Gregg Operating, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2025 |
| 4551 | Gregory, J. Russell Inc. | Houston, TX 77025 | Gas Operator | Nov 2009 |
| 4552 | Greka Am Inc | Santa Maria, CA 93454 | Oil & Gas Operator | May 2013 |
| 4553 | Grenadier Energy Partners II,LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Dec 2020 |
| 4554 | Gresham Oil & Gas (USA) Inc. | Littleton, CO 80122 | Oil & Gas Operator | Jan 1999 |
| 4555 | Greta Operating Company LLC | Refugio, TX 78377 | Oil & Gas Operator | Mar 2025 |
| 4556 | Grewing, Florence T. | Muenster, TX 76252 | Oil & Gas Operator | Mar 2008 |
| 4557 | Grewing, Herman | Muenster, TX 76252 | Oil & Gas Operator | Apr 1997 |
| 4558 | Grewing, Herman Operating, Inc. | Muenster, TX 76252 | Oil Operator | Mar 2025 |
| 4559 | Grewing, Wayne R. Oil & Gas, LLC | Muenster, TX 76252 | Oil Operator | Apr 2018 |
| 4560 | Grey Rider Energy, LLC | Schertz, TX 78154 | Oil & Gas Operator | Mar 2025 |
| 4561 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Jan 2025 |
| 4562 | Greylock Opco LLC | Charleston, WV 25311 | Oil & Gas Operator | Dec 2024 |
| 4563 | Greystone Oil & Gas, LLP | Houston, TX 77057 | Oil & Gas Operator | Dec 2015 |
| 4564 | Greystone Petroleum, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2025 |
| 4565 | Gribble Oil Corporation | Dallas, TX 75235 | Oil Operator | Aug 1994 |
| 4566 | Griffin Energy Holdings, LLC | Plano, TX 75093 | Oil Operator | Mar 2025 |
| 4567 | Griffin Operating, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Mar 2017 |
| 4568 | Griffin Petroleum Company | Midland, TX 79705 | Oil & Gas Operator | Mar 2025 |
| 4569 | Griffin Resources | Breckenridge, TX 76424 | Oil & Gas Operator | Oct 2003 |
| 4570 | Griffin Resources LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Mar 2025 |
| 4571 | Griffith, Johnnie R. | O'Fallon, IL 62269 | Oil & Gas Operator | Dec 1996 |
| 4572 | Griggs, VIctor C. | Austin, TX 78746 | Oil & Gas Operator | Mar 2025 |
| 4573 | Grigsby Petroleum Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Mar 2025 |
| 4574 | Grigsby, Jack W. | Shreveport, LA 71101 | Oil & Gas Operator | Jan 2002 |
| 4575 | Grimes Energy Company | Abilene, TX 79604 | Oil & Gas Operator | Mar 2005 |
| 4576 | Grimes, Norman W. | Canyon, TX 79015 | Oil & Gas Operator | Jul 2014 |
| 4577 | Grissom, Charles A. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2001 |
| 4578 | Grit Oil & Gas Management, LLC | Houston, TX 77055 | Oil & Gas Operator | Mar 2025 |
| 4579 | Grit Oil & Gas, LLC | Houston, TX 77072 | Oil & Gas Operator | Apr 2019 |
| 4580 | Grit Operating, L.L.C. | Shreveport, LA 71101 | Oil & Gas Operator | Nov 2023 |
| 4581 | Grizzle, Joe B. | Paris, TX 75461 | Oil & Gas Operator | Mar 2025 |
| 4582 | Grizzly Op Of Delaware, LLC | Houston, TX 77057 | Oil & Gas Operator | Mar 2021 |
| 4583 | Grizzly Operating LLC | Houston, TX 77057 | Oil & Gas Operator | Jan 2025 |
| 4584 | Gro-Tex Exploration | Abilene, TX 79603 | Oil Operator | Mar 2025 |
| 4585 | Gross, Charles E. | Dallas, TX 75220 | Oil & Gas Operator | Feb 2012 |
| 4586 | Gross, L. Jack Production | Borger, TX 79008 | Oil & Gas Operator | Dec 1994 |
| 4587 | Grothe Bros. | Albany, TX 76430 | Oil & Gas Operator | May 2011 |
| 4588 | Grothe Bros., Inc. | Slaton, TX 79364 | Oil & Gas Operator | Mar 2025 |
| 4589 | Grothe, M. L. Oil Co. | Albany, TX 76430 | Oil & Gas Operator | Jun 2010 |
| 4590 | Grothe, M.L. Est. | Slaton, TX 79364 | Oil & Gas Operator | Mar 2025 |
| 4591 | Grothues, G B Oil | Natalia, TX 78059 | Oil Operator | Mar 2025 |
| 4592 | Grover-McKinney Oil Company | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
| 4593 | GRS Oil & Gas Company | Irving, TX 75017 | Oil & Gas Operator | Aug 1994 |
| 4594 | Gruy Petroleum Management Co. | Irving, TX 75014 | Oil & Gas Operator | Nov 2014 |
| 4595 | Grynberg, Jack J. | Denver, CO 80237 | Oil & Gas Operator | Jun 2021 |
| 4596 | Gryphon Exploration Company | Mandeville, LA 70471 | Oil & Gas Operator | Aug 2009 |
| 4597 | GS Energy Of Texas, L.L.C. | Oklahoma City, OK 73102 | Oil & Gas Operator | May 2006 |
| 4598 | GSF Energy, L.L.C. | Pittsburgh, PA 15220 | Gas Operator | Mar 2018 |
| 4599 | Gsi Oil & Gas, Inc. | Bryan, TX 77806 | Oil & Gas Operator | Mar 2025 |
| 4600 | GT Productions | Euless, TX 76040 | Oil & Gas Operator | Jan 1997 |