| 14401 | J-Brex Company | Amarillo, TX 79101 | Oil & Gas Operator | May 2025 |
| 14402 | J-Car Operating, Inc. | Lindale, TX 75771 | Oil & Gas Operator | Mar 1997 |
| 14403 | J-E Production, Inc. | Midland, TX 79708 | Oil & Gas Operator | Mar 2008 |
| 14404 | J-Energy | La Vernia, TX 78121 | Oil & Gas Operator | May 2017 |
| 14405 | J-F Oil Company LLC | Hays, KS 67601 | Oil & Gas Operator | Dec 2002 |
| 14406 | J-Gar, Inc. | Amarillo, TX 79101 | Oil & Gas Operator | Jan 2003 |
| 14407 | J-Gar, LTD. | Amarillo, TX 79101 | Gas Operator | Dec 2019 |
| 14408 | J-Lu LTD Co | Ashdown, AR 71822 | Oil Operator | Jan 2025 |
| 14409 | J-Lyn Oil Co. | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 14410 | J-N-J Oil LLC | MT Vernon, OH 43050 | Oil Operator | Dec 2024 |
| 14411 | J-O Oil Co | | Oil & Gas Operator | Dec 2000 |
| 14412 | J-O'B Op/Stone & Webster Co Inc. | Shreveport, LA 71135 | Oil & Gas Operator | Mar 1995 |
| 14413 | J-O'B Operating Company | Shreveport, LA 71135 | Oil & Gas Operator | May 2025 |
| 14414 | J-Square Ramsey JV1, LLC | Euless, TX 76039 | Oil Operator | May 2025 |
| 14415 | J-Tag Public Saltwater | Healtdon, OK 73438 | Oil Operator | Sep 1998 |
| 14416 | J-Tec Operating, LLC | Mineral Wells, TX 76068 | Oil & Gas Operator | May 2025 |
| 14417 | J-Tec Production, LLC | Mineral Wells, TX 76068 | Oil & Gas Operator | May 2025 |
| 14418 | J-V Oil, LLC | Chanute, KS 66720 | Oil & Gas Operator | Jan 2025 |
| 14419 | J-W Gathering Company | | Oil Operator | Jun 2016 |
| 14420 | J-W Operating Company | Christoval, TX 76935 | Oil & Gas Operator | May 2025 |
| 14421 | J. & M. Well Service, Inc. | Electra, TX 76360 | Oil & Gas Operator | May 2025 |
| 14422 | J. B. Oil Limited L. C. | Colorado SPGS, CO 80906 | Oil & Gas Operator | Apr 1995 |
| 14423 | J. B. Stafford | | Oil & Gas Operator | Mar 1981 |
| 14424 | J. B. Stafford Et Al | | Oil Operator | Feb 1982 |
| 14425 | J. C. Baker & Son, Inc. | | Gas Operator | Dec 2021 |
| 14426 | J. C. Goodwill | | Oil & Gas Operator | Dec 2024 |
| 14427 | J. C. Hoss | | Oil & Gas Operator | Oct 2024 |
| 14428 | J. C. Oil Company | Odessa, TX 79766 | Oil & Gas Operator | Mar 2015 |
| 14429 | J. C. Production | Borger, TX 79008 | Oil & Gas Operator | May 2025 |
| 14430 | J. D. & M., Inc. | Cherryvale, KS 67335 | Oil Operator | Jan 2025 |
| 14431 | J. D. Briggs | | Oil Operator | Apr 1995 |
| 14432 | J. D. Gas & Oil, Inc. | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2024 |
| 14433 | J. D. Gas, Inc. | Stephenville, TX 76401 | Oil & Gas Operator | May 2025 |
| 14434 | J. D. Kemp | | Oil Operator | Aug 1994 |
| 14435 | J. D. Marcom | | Oil Operator | Sep 1989 |
| 14436 | J. D. Oil & Gas, Inc. | North Canton, OH 44720 | Oil & Gas Operator | Dec 2011 |
| 14437 | J. D. Ward Oil Company | | Oil Operator | Oct 2002 |
| 14438 | J. E. Baker | | Oil Operator | Dec 1998 |
| 14439 | J. E. Farrell | | Gas Operator | Nov 1990 |
| 14440 | J. E. Hughes | | Oil & Gas Operator | Jan 1987 |
| 14441 | J. E. Parker | | Oil Operator | Nov 1991 |
| 14442 | J. F. G. Enterprises | Artesia, NM 88210 | Oil & Gas Operator | Apr 1995 |
| 14443 | J. F. Shelby Operating Agency | | Oil & Gas Operator | Nov 1986 |
| 14444 | J. G. Floyd | | Oil Operator | Jun 1985 |
| 14445 | J. G. Sutton Oil Co., Inc. | | Oil Operator | Mar 1988 |
| 14446 | J. H. Wilkins | | Gas Operator | Dec 2024 |
| 14447 | J. Herrick Pro | | Oil Operator | Oct 2024 |
| 14448 | J. Hus Hawkins | | Oil & Gas Operator | Feb 1989 |
| 14449 | J. I. Hathaway Opr. | | Oil & Gas Operator | Dec 1988 |
| 14450 | J. K. Brown, Inc. | Littleton, CO 80161 | Gas Operator | Dec 2019 |
| 14451 | J. K. J. Company | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 14452 | J. Kirin Oil & Gas LLC | | Oil Operator | Aug 2024 |
| 14453 | J. L. Shoalmire | | Oil & Gas Operator | Dec 2006 |
| 14454 | J. L. Davis | | Oil & Gas Operator | Dec 1985 |
| 14455 | J. L. Dews | | Oil Operator | Jan 2025 |
| 14456 | J. M. Huber Corp. | Houston, TX 77079 | Oil & Gas Operator | Sep 2004 |
| 14457 | J. M. Peters Co. Inc. | | Oil & Gas Operator | Dec 1990 |
| 14458 | J. M. Teutsch, Inc. | | Oil Operator | Feb 1998 |
| 14459 | J. M. Van Horn Operator | | Oil Operator | Dec 1989 |
| 14460 | J. O. Kimbrell, Jr. | | Oil & Gas Operator | Dec 1992 |
| 14461 | J. P. Boyter | | Oil Operator | Dec 2024 |
| 14462 | J. P. Boyter, Et Al | | Oil Operator | Jun 1993 |
| 14463 | J. P. M. Investments, LTD. | | Oil & Gas Operator | Sep 1988 |
| 14464 | J. P. Owen & Co. Inc. | | Oil & Gas Operator | Feb 1991 |
| 14465 | J. P. Van Way | | Oil & Gas Operator | Dec 2024 |
| 14466 | J. P. Van Way, SR. | | Oil Operator | Dec 1989 |
| 14467 | J. Pryor Lester, Jr. | | Oil Operator | Mar 1990 |
| 14468 | J. R. Pounds, Inc. | Laurel, MS 39441 | Oil & Gas Operator | Feb 2025 |
| 14469 | J. Rodney Fontenot | | Oil & Gas Operator | Jul 2011 |
| 14470 | J. S. Blanton | | Oil Operator | May 1986 |
| 14471 | J. T. Bierden, Jr. | | Oil Operator | Feb 1993 |
| 14472 | J. V. Wynn | | Oil & Gas Operator | Dec 1991 |
| 14473 | J. W. Bailey | | Oil Operator | Dec 1991 |
| 14474 | J. W. Burton | | Oil & Gas Operator | Jul 1990 |
| 14475 | J. W. Oil | | Oil Operator | Dec 2024 |
| 14476 | J. W. Resources Inc. | Amarillo, TX 79159 | Oil & Gas Operator | May 2025 |
| 14477 | J. Willis Hughes | | Oil & Gas Operator | Sep 1984 |
| 14478 | J.A. Seglund,Inc. | | Oil & Gas Operator | May 1982 |
| 14479 | J.A.G. Oil & Gas | La Vernia, TX 78121 | Oil & Gas Operator | May 2025 |
| 14480 | J.A.M. Production | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 14481 | J.B. Exploration | Cactus, TX 79013 | Oil & Gas Operator | Sep 1997 |
| 14482 | J.C. Operating | Breckenridge, TX 76424 | Oil & Gas Operator | Aug 2016 |
| 14483 | J.C.L. Production, Inc. | Burkburnett, TX 76354 | Oil & Gas Operator | May 2025 |
| 14484 | J.D. Drilling Co. | Basehor, KS 66007 | Oil & Gas Operator | Dec 2023 |
| 14485 | J.D. Pittman Operating LLC | Edmond, OK 73025 | Oil & Gas Operator | Feb 2025 |
| 14486 | J.E.B. Oil Research, Inc. | Neodesha, KS 66757 | Gas Operator | Sep 2003 |
| 14487 | J.F.G. Oil Co. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2008 |
| 14488 | J.F.S. Production Co., Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 1995 |
| 14489 | J.F.W. Equipment, Inc. | Centerville, TX 75833 | Oil & Gas Operator | May 2025 |
| 14490 | J.H. Oil, Inc. (A) | Tuscola, TX 79562 | Oil & Gas Operator | Dec 2004 |
| 14491 | J.H. R., Inc. | Bridgeville, PA 15017 | Oil Operator | Jan 2013 |
| 14492 | J.H.R. Corporation | Bridgeville, PA 15017 | Oil & Gas Operator | Jul 2001 |
| 14493 | J.J. Bunkirt Oil & Gas Corp. | Powell, WY 82435 | Oil & Gas Operator | Aug 2020 |
| 14494 | J.J. Energy Company | Richardson, TX 75081 | Oil & Gas Operator | May 2025 |
| 14495 | J.L.H. Enterprises, Inc. | | Oil & Gas Operator | Mar 1989 |
| 14496 | J.M. Oil L.L.C. | | Oil & Gas Operator | Jan 2025 |
| 14497 | J.M.Huber Corp., & Kerr-McGee | | Oil & Gas Operator | Aug 1984 |
| 14498 | J.P. Oil Company LLC | | Oil & Gas Operator | Feb 2025 |
| 14499 | J.P. Oil Company, Inc. | Midland, TX 79702 | Oil & Gas Operator | May 2025 |
| 14500 | J.R. Oil And Gas Inc. | Alvin, TX 77511 | Oil & Gas Operator | May 2025 |