| 601 | Jesam Energy LLC | Glenville, WV 26351 | Oil & Gas Operator | Dec 2021 |
| 602 | Jesmar Energy Inc | Holbrook, PA 15341-1318 | Oil & Gas Operator | Dec 2023 |
| 603 | Jess Energy Company | Tyler, TX 75710 | Oil & Gas Operator | Sep 1997 |
| 604 | Jesse Franklin Rosett | | Oil & Gas Operator | Jan 1981 |
| 605 | Jesse Operating LLC | Konawa, OK 74849-4917 | Oil Operator | Jan 2024 |
| 606 | Jesse'S Oilfield Service | Okemah, OK 74859-0061 | Oil & Gas Operator | Sep 2014 |
| 607 | Jesus Maria Corporation | San Antonio, TX 78216 | Oil Operator | Apr 2024 |
| 608 | Jeswood Productions, LLC | Denton, TX 76206 | Oil & Gas Operator | Apr 2024 |
| 609 | Jet Black Oil, Inc. | Katy, TX 77494 | Oil Operator | Apr 2024 |
| 610 | Jet Drilling Cor | | Oil Operator | Oct 1995 |
| 611 | Jet Drilling Corp. | Scottsdale, AZ 85252 | Oil & Gas Operator | Dec 1996 |
| 612 | Jet Exploration 1995-1 LLC | | Gas Operator | Jan 2000 |
| 613 | Jet Oil Co12/Ofb See 18649 | | Oil & Gas Operator | Jul 2007 |
| 614 | Jet Oil Corp | | Oil & Gas Operator | Feb 1999 |
| 615 | Jet Oil Producers | Coldspring, TX 77331 | Oil & Gas Operator | Mar 2008 |
| 616 | Jet Oil Producers, Inc. | Coldspring, TX 77331 | Oil & Gas Operator | Apr 2024 |
| 617 | Jet Production Company | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2002 |
| 618 | Jet-Star Co. | Gainesville, TX 76240 | Oil & Gas Operator | Apr 2024 |
| 619 | Jet-Tex Oil & Gas, LLC | Rockdale, TX 76567 | Oil Operator | Apr 2024 |
| 620 | Jeter Drilling Production | Del Rio, TX 78840 | Oil & Gas Operator | Apr 2024 |
| 621 | Jetgo Oil Compan | | Oil & Gas Operator | Jan 1995 |
| 622 | Jetson Operating Inc | Ada, OK 74821-1526 | Oil & Gas Operator | Jan 2024 |
| 623 | Jett Drilling Co. | | Oil & Gas Operator | Feb 1984 |
| 624 | Jett Oil LLC | Warren, PA 16365-4366 | Oil & Gas Operator | Dec 2023 |
| 625 | Jetta Operating Appalachia, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2022 |
| 626 | Jetta Operating Company Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2024 |
| 627 | Jetta Permian, LP | Midland, TX 79701 | Oil & Gas Operator | Jun 2021 |
| 628 | Jettison, Inc. | | Oil & Gas Operator | Feb 2024 |
| 629 | Jew-Del Oil & Ga | | Gas Operator | Dec 1994 |
| 630 | Jewell Consulting Inc | Bixby, OK 74008 | Oil & Gas Operator | Dec 2022 |
| 631 | Jezek, Ernest D. | Holyrood, KS 67450 | Oil Operator | Dec 2019 |
| 632 | JF Trust | Wichita Falls, TX 76301 | Oil & Gas Operator | Apr 2024 |
| 633 | JFD,Inc | Houston, TX 77041-6914 | Oil & Gas Operator | Feb 2000 |
| 634 | JFW Incorporated | Plevna, KS 67568 | Oil & Gas Operator | Oct 2006 |
| 635 | JGC Energy Development (USA) Inc. | | Oil & Gas Operator | Aug 2014 |
| 636 | JGC Oil Co. | Austin, TX 78732 | Oil & Gas Operator | Apr 2024 |
| 637 | JGK Oil, Inc. | Chanute, KS 66720 | Oil Operator | Aug 1998 |
| 638 | Jhatco Inc | Enid, OK 73702-1604 | Oil & Gas Operator | Jan 2024 |
| 639 | JHC II LLC | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2022 |
| 640 | JHL Energy, Inc. | Wichita, KS 67209 | Oil & Gas Operator | Apr 2016 |
| 641 | JHP Operating, LLC | Dallas, TX 75225 | Oil & Gas Operator | Apr 2024 |
| 642 | JHS Energy, Inc | Denver, CO 80222 | Oil & Gas Operator | Dec 2023 |
| 643 | Jiahe Energy, LLC | Katy, TX 77450 | Gas Operator | Apr 2024 |
| 644 | Jicarilla Energy Co | Farmington, NM 87401 | Oil & Gas Operator | Jan 2024 |
| 645 | Jico Exploration Inc | Oklahoma City, OK 73118 | Oil & Gas Operator | Nov 2004 |
| 646 | Jil Oil Corp. | San Antonio, TX 78279 | Oil & Gas Operator | Apr 2024 |
| 647 | Jilpetco, Inc. | Fort Worth, TX 76121 | Oil & Gas Operator | Apr 2024 |
| 648 | Jim Austin | | Oil & Gas Operator | Jul 1981 |
| 649 | Jim Austin Et Al | | Gas Operator | Jul 1981 |
| 650 | Jim Clower Inc | Beaver, OK 73932-0110 | Oil & Gas Operator | Dec 2023 |
| 651 | Jim Graham | | Oil & Gas Operator | Jan 2018 |
| 652 | Jim Joel Elliott | | Oil Operator | Nov 1999 |
| 653 | Jim Murphy Buick GMC, Inc. | Depew, NY 14043 | Gas Operator | Dec 2022 |
| 654 | Jim Pierce | Artesia, NM 88210 | Oil & Gas Operator | Apr 2022 |
| 655 | Jim Production | Jacksboro, TX 76458 | Oil & Gas Operator | Jan 2010 |
| 656 | Jim Snyder, Inc. | Hamilton, KS 66853 | Oil Operator | Dec 2023 |
| 657 | Jim V. Haddox | | Gas Operator | Dec 2010 |
| 658 | Jim'S Operating Service | Dewey, OK 74029 | Oil Operator | Dec 1996 |
| 659 | Jim-Bob Oil Company | San Angelo, TX 76901 | Oil & Gas Operator | Dec 2003 |
| 660 | Jim-Co Drilling Et Al | | Oil & Gas Operator | Mar 1991 |
| 661 | Jimco Energy Inc. | Stockdale, TX 78160 | Oil & Gas Operator | Apr 2024 |
| 662 | Jimco Oil Company, Inc. | Electra, TX 76360 | Oil & Gas Operator | Jun 2019 |
| 663 | Jimenez Well Service, LLC | Kingman, KS 67068 | Oil Operator | Jan 2016 |
| 664 | Jimgas Inc | Magnolia, TX 77355 | Oil & Gas Operator | May 2016 |
| 665 | Jimmy D Berry | | Gas Operator | Mar 1983 |
| 666 | Jimmy P Dempsey | | Oil & Gas Operator | Jan 2024 |
| 667 | Jimmy R Chatham LLC | Healdton, OK 73438-0878 | Oil & Gas Operator | Jan 2024 |
| 668 | Jimmy Roberson Energy Corp. | Texarkana, TX 75503 | Oil & Gas Operator | Sep 2012 |
| 669 | Jims Water Service Inc | Gillette, WY 82717 | Oil & Gas Operator | Oct 2016 |
| 670 | Jin Petroleum LLC | New Braunfels, TX 78130 | Oil Operator | Apr 2024 |
| 671 | Jip Rock, LLC | Shamrock, TX 79079 | Oil & Gas Operator | Apr 2024 |
| 672 | Jireh Resources LLC | | Oil Operator | Jan 2024 |
| 673 | Jiro | Stinnett, TX 79083 | Oil & Gas Operator | Apr 2024 |
| 674 | JJ Bucher Producing Corp | Wellsville, NY 14895 | Oil & Gas Operator | Dec 2023 |
| 675 | JJ Leasing | Bartlesville, OK 74006 | Oil Operator | Feb 1989 |
| 676 | JJ Operations, Inc. | Lubbock, TX 79464 | Oil & Gas Operator | Apr 2024 |
| 677 | JJ Production | Freer, TX 78357 | Oil & Gas Operator | Apr 2024 |
| 678 | JJB Operating Co. | Mineral Wells, TX 76068 | Oil & Gas Operator | Apr 2024 |
| 679 | Jjes, Inc. | Graham, TX 76450 | Oil & Gas Operator | Aug 2003 |
| 680 | JJH Energy Company | Odessa, TX 79765 | Gas Operator | Apr 2024 |
| 681 | JJH Prod. Co. | Roby, TX 79543 | Oil & Gas Operator | Apr 2024 |
| 682 | JJJ & D Inc | Yale, OK 74085 | Oil Operator | Sep 1998 |
| 683 | JJP Energy, LLC | Fredonia, KS 66736 | Oil Operator | Dec 2009 |
| 684 | JJRS Investments Inc. | Corpus Chrsti, TX 78409 | Oil & Gas Operator | Apr 2024 |
| 685 | JKB Resources LLC | | Oil & Gas Operator | Dec 2023 |
| 686 | JKJ Oil Company | Austin, TX 78746 | Oil & Gas Operator | Jun 2007 |
| 687 | JKLM Energy LLC | Sewickly, PA 15143 | Gas Operator | Jan 2024 |
| 688 | JKM Energy, LLC | Artesia, NM 88210 | Oil & Gas Operator | Jun 2023 |
| 689 | JKR Development, LLC | Hamburg, NY 14075 | Gas Operator | Dec 2022 |
| 690 | JKW Energy Division | Abilene, TX 79608 | Oil & Gas Operator | Aug 2010 |
| 691 | JL Resources, LLC | San Antonio, TX 78217 | Oil & Gas Operator | Apr 2024 |
| 692 | JL&M Energy, LLC | Wichita Falls, TX 76308 | Oil Operator | Apr 2024 |
| 693 | Jla Resources Company | Austin, TX 78746 | Oil & Gas Operator | Apr 2024 |
| 694 | JLM Sartor Inc | | Oil & Gas Operator | Jul 2016 |
| 695 | JLR Energy | Olney, TX 76374 | Oil & Gas Operator | Dec 2003 |
| 696 | JLR Investments Inc | Oklahoma City, OK 73151-9101 | Oil & Gas Operator | Sep 2014 |
| 697 | JLS Investments | | Oil & Gas Operator | Mar 2002 |
| 698 | JLW Operations, LLC | Lubbock, TX 79493 | Oil Operator | Apr 2024 |
| 699 | JM Calk Operating, LLC | Lytle, TX 78052 | Oil Operator | Apr 2024 |
| 700 | JM Cox Resources LP | Midland, TX 79702 | Oil & Gas Operator | Apr 2019 |