| 15401 | JRG Exploration, Inc. | Laredo, TX 78041 | Oil & Gas Operator | Jul 2015 |
| 15402 | Jrhop Inc | Norman, OK 73072-4615 | Oil & Gas Operator | Dec 2015 |
| 15403 | JRJ Oil & Gas LLC | Grapevine, TX 76099 | Oil & Gas Operator | Feb 2026 |
| 15404 | JRM Oil Co | Dalton, OH 44618 | Oil & Gas Operator | Dec 1993 |
| 15405 | Jrow Energy LLC | Lubbock, TX 79423 | Oil Operator | Feb 2026 |
| 15406 | JRP Production, LLC | Boling, TX 77420 | Oil Operator | Feb 2026 |
| 15407 | JRP Resources, L.C. | Midland, TX 79708 | Oil & Gas Operator | May 1995 |
| 15408 | JSB, LLC | | Oil & Gas Operator | Dec 2024 |
| 15409 | JSD Oil, LTD. | Seguin, TX 78155 | Oil Operator | Nov 2013 |
| 15410 | JSD Resources Corporation | Barnsdall, OK 74002-3272 | Oil & Gas Operator | Jul 2025 |
| 15411 | JSG Services, LLC | | Oil & Gas Operator | Sep 2022 |
| 15412 | JSK Oilfield Service LLC | Santa Anna, TX 76878 | Oil Operator | Feb 2026 |
| 15413 | JSM Natural Resources, L.L.C. | Victoria, TX 77904 | Oil & Gas Operator | Dec 2018 |
| 15414 | JT Enterprises | Gorham, KS 67640 | Oil Operator | Aug 1990 |
| 15415 | JT Operating LLC | Douglas, WY 82633 | Oil & Gas Operator | Oct 2025 |
| 15416 | JTB Oil Company, Inc. | Refugio, TX 78377 | Oil & Gas Operator | Feb 2026 |
| 15417 | JTC Oil Inc. | Louisburg, KS 66053 | Oil Operator | Sep 2025 |
| 15418 | JTC Royalties LLC | Albany, TX 76430 | Oil & Gas Operator | Feb 2026 |
| 15419 | Jtex Oil Company, LLC | Colorado City, TX 79512 | Oil & Gas Operator | Jan 2025 |
| 15420 | JTH Capital Group, LLC | Bowling Green, KY 42103 | Oil Operator | Dec 2023 |
| 15421 | JTL Oil Company LLC | Wichita Falls, TX 76305 | Oil & Gas Operator | Feb 2026 |
| 15422 | JTL Operating Co Inc | Katy, TX 77450 | Oil & Gas Operator | Feb 2026 |
| 15423 | Juart Exploration Inc | Home, PA 15747-6711 | Gas Operator | Dec 2017 |
| 15424 | Jubilee Exploration LLC | Ardmore, OK 73401-7526 | Oil & Gas Operator | Sep 2025 |
| 15425 | Jubilee Oil And Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Nov 2009 |
| 15426 | Jubilee Oil Corporation | Denison, TX 75020 | Oil Operator | Oct 2012 |
| 15427 | Jubilee Resources, LTD. | Corpus Chrsti, TX 78410 | Oil & Gas Operator | Feb 2026 |
| 15428 | Jud,L.C. | Corpus Chrsti, TX 78473 | Gas Operator | Jul 2003 |
| 15429 | Judah Oil | Artesia, NM 88211 | Oil & Gas Operator | Mar 2010 |
| 15430 | Judah Oil LLC | Artesia, NM 88211 | Oil & Gas Operator | Nov 2025 |
| 15431 | Judge Ken & Lester | Perkins, OK 74059 | Oil & Gas Operator | Aug 2014 |
| 15432 | Judson Enterprises, Inc. | Emporia, KS 66801 | Oil Operator | Sep 2025 |
| 15433 | Judy Company Inc | Kansas City, KS 66111 | Oil & Gas Operator | May 2013 |
| 15434 | Judy M & Michael K Hetrick | New Bethlehem, PA 16242-1617 | Gas Operator | Dec 2024 |
| 15435 | Jug Enterprises | | Oil Operator | Jan 1988 |
| 15436 | Julander Energy Company | Denver, CO 80614 | Oil Operator | Apr 2016 |
| 15437 | Juli, Donald W. | Auburn, NY 13021 | Gas Operator | Dec 2024 |
| 15438 | Julian Ard | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2002 |
| 15439 | Julil Energy, LLC | Richmond, TX 77406 | Oil & Gas Operator | Dec 2024 |
| 15440 | Julius Roy G | Wichita, KS 67206 | Oil & Gas Operator | Oct 2025 |
| 15441 | Julius Wactor Oil Co | | Oil & Gas Operator | Jan 1986 |
| 15442 | Jumbo American Petroleum Corporation | Midland, TX 79701 | Oil & Gas Operator | Apr 2010 |
| 15443 | Juna Operating Co. | Corsicana, TX 75151 | Oil & Gas Operator | Dec 1996 |
| 15444 | Juna Operating, Inc. | Corsicana, TX 75151 | Oil & Gas Operator | Nov 2008 |
| 15445 | June Energy Inc. | | Oil & Gas Operator | May 2000 |
| 15446 | Juneau Energy, LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2026 |
| 15447 | Juniper Petroleum Corporation | | Oil & Gas Operator | Aug 1983 |
| 15448 | Juniper Resources Exploration Company, LLC | Farmington, NM 87402 | Oil & Gas Operator | Aug 2024 |
| 15449 | Juno Operating Company II LLC | Plano, TX 75093 | Oil & Gas Operator | Sep 2018 |
| 15450 | Juno Operating Company III, LLC | Plano, TX 75093 | Oil & Gas Operator | Feb 2026 |
| 15451 | Juno Operating Company, LLC | Plano, TX 75093 | Oil & Gas Operator | Jul 2011 |
| 15452 | Jupiter Energy LLC | Richmond, TX 77469 | Oil Operator | Feb 2026 |
| 15453 | Jupiter Oil Corp | | Oil & Gas Operator | Aug 2025 |
| 15454 | Jura Energy Operating LLC | Houston, TX 77024 | Oil & Gas Operator | Feb 2026 |
| 15455 | Jurassic Energy Corporation | Crosby, TX 77532 | Oil & Gas Operator | Feb 2026 |
| 15456 | Jurassic Exploration Co Inc. | | Oil & Gas Operator | Nov 1994 |
| 15457 | Jurassic Exploration, Inc. | Longview, TX 75601 | Oil & Gas Operator | Feb 2026 |
| 15458 | Jurassic Operating Company | Houston, TX 77099 | Oil & Gas Operator | Feb 2026 |
| 15459 | Jurassic Resources Development Na LLC | Bismarck, ND 58504-5835 | Gas Operator | Oct 2025 |
| 15460 | Just Oil | Midland, TX 79707 | Oil & Gas Operator | Feb 2026 |
| 15461 | Just Oil & Gas, Inc. | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 15462 | Justice Oil & Gas LLC | Gillette, WY 82716 | Oil & Gas Operator | Oct 2025 |
| 15463 | Justice Oil Co | Hobbs, NM 88241 | Oil & Gas Operator | Dec 1996 |
| 15464 | Justin Energy Corporation | Wellsville, KS 66092 | Oil Operator | Sep 2025 |
| 15465 | Justiss Oil Co Inc-Munoco Co | | Oil & Gas Operator | Dec 2008 |
| 15466 | Justiss Oil Co., Inc.-Munoco Co., L.C. | | Gas Operator | Mar 2001 |
| 15467 | Justiss Oil Company, Inc. | Jena, LA 71342 | Oil & Gas Operator | Sep 2025 |
| 15468 | Justiss-Mears Oil Co. | | Oil & Gas Operator | Feb 1981 |
| 15469 | Justiss-Mears Oil Co., Et Al | | Oil & Gas Operator | Feb 1981 |
| 15470 | Justiss-Mears-D. Latimer | | Oil Operator | Mar 1979 |
| 15471 | Jva Operating Company | Midland, TX 79710 | Oil & Gas Operator | Oct 2021 |
| 15472 | Jvo Petroleum Inc | Shawnee, OK 74801 | Oil & Gas Operator | Jul 1995 |
| 15473 | JW Energy Co., LTD | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2000 |
| 15474 | JW Exploration LLC Of Texas | Dallas, TX 75287-3329 | Oil & Gas Operator | Jun 2017 |
| 15475 | JWC Oil Operator, LLC | MC Queeney, TX 78123 | Oil Operator | May 2018 |
| 15476 | JWC Operating LLC | | Oil & Gas Operator | Oct 2025 |
| 15477 | JWD Oil & Gas LLC | Oklahoma City, OK 73116-9039 | Oil Operator | Oct 2025 |
| 15478 | Jwimco, L.L.C. | Dallas, TX 75229 | Oil & Gas Operator | Nov 2025 |
| 15479 | JWR Exploration Inc. | | Oil & Gas Operator | Jul 1989 |
| 15480 | JWR Oil And Gas | | Oil Operator | Nov 2024 |
| 15481 | JXR Company | | Oil Operator | Dec 1991 |
| 15482 | JZJ Corporation | | Oil Operator | May 2010 |
| 15483 | K & A Development LLC | Wellsville, KS 66092 | Oil Operator | Sep 2025 |
| 15484 | K & A Oil, A General Partnership | Longton, KS 67352 | Oil Operator | Sep 2025 |
| 15485 | K & D Energy | | Oil Operator | Dec 2018 |
| 15486 | K & D Enterprises, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2008 |
| 15487 | K & D Oil Compan | | Oil Operator | Apr 1994 |
| 15488 | K & D Operating Co. A | Gruver, TX 79040 | Oil & Gas Operator | Feb 2019 |
| 15489 | K & E Drilling I | | Oil & Gas Operator | Sep 1995 |
| 15490 | K & E Drilling, Inc | Wichita, KS 67202 | Oil & Gas Operator | Sep 2025 |
| 15491 | K & E Field Services Inc | Bartlesville, OK 74005-0518 | Oil & Gas Operator | Jun 2016 |
| 15492 | K & E Oil & Gas Co. | Bayfield, CO 81122 | Oil & Gas Operator | Oct 2008 |
| 15493 | K & E Petroleum | | Oil & Gas Operator | Jan 1995 |
| 15494 | K & E Petroleum, Inc. | San Antonio, TX 78230 | Oil & Gas Operator | Apr 2012 |
| 15495 | K & F Oil Co. | Olney, TX 76374 | Oil & Gas Operator | Dec 2021 |
| 15496 | K & G Oil Incorp | | Oil Operator | Mar 1988 |
| 15497 | K & G Production | | Oil Operator | Jan 2025 |
| 15498 | K & H Oil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 1995 |
| 15499 | K & J Oil Co. Inc. | | Oil & Gas Operator | Oct 2025 |
| 15500 | K & K Oil | Chase, KS 67524 | Oil & Gas Operator | Oct 2019 |