| 801 | Benfer Theodore M | | Oil Operator | Feb 2024 |
| 802 | Bengal Oil & Gas, Inc. | | Gas Operator | Mar 2006 |
| 803 | Bengal Petroleum USA, LLC | Austin, TX 78767 | Oil Operator | Jun 2024 |
| 804 | Bengalia Land And Cattle Company | Tulsa, OK 74152 | Oil & Gas Operator | Feb 2024 |
| 805 | Bengston Oil, LLC | Windom, KS 67491 | Oil Operator | May 2021 |
| 806 | Bengtson, Earl L. | Salina, KS 67401 | Oil Operator | Mar 2007 |
| 807 | Benjamin Smeltzer Company | Newport, OH 45768 | Oil & Gas Operator | Dec 2022 |
| 808 | Benn Oil & Gas | Perryton, TX 79070 | Oil & Gas Operator | Jun 2005 |
| 809 | Bennd Oil Company | Adams, TN 37010-8002 | Oil Operator | Feb 2024 |
| 810 | Bennett & Schult | | Oil Operator | Jul 1995 |
| 811 | Bennett & Schulte Oil Co., A General Partnership | Russell, KS 67665 | Oil Operator | Feb 2024 |
| 812 | Bennett Oil | Dale, TX 78616 | Oil & Gas Operator | Sep 2000 |
| 813 | Bennett Oil Comp | | Oil Operator | Mar 1992 |
| 814 | Bennett Oil Company, LLC | Russell, KS 67665 | Oil Operator | Feb 2024 |
| 815 | Bennett Petroleum Inc. | | Oil & Gas Operator | Apr 2024 |
| 816 | Bennett Production Corporation | Bowie, TX 76230 | Oil & Gas Operator | Apr 2024 |
| 817 | Bennett Resources, Inc. | Graham, TX 76450 | Oil & Gas Operator | Jun 2024 |
| 818 | Bennett, M. Brad Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2005 |
| 819 | Bennett, M. Brad LP | Midland, TX 79710 | Oil & Gas Operator | Jan 2006 |
| 820 | Bennett, M. Troy, Jr. | Freer, TX 78357 | Oil & Gas Operator | Jun 2024 |
| 821 | Bennett, Mills Estate | Houston, TX 77057 | Oil & Gas Operator | Sep 1995 |
| 822 | Bennett, Patricia | Dale, TX 78616 | Oil & Gas Operator | Jun 2024 |
| 823 | Bennett, R. C., Company | Midland, TX 79702 | Oil & Gas Operator | Dec 2019 |
| 824 | Benson & Schoen Oil Co., Inc. | Abilene, TX 79602 | Oil & Gas Operator | Apr 2012 |
| 825 | Benson Energy LLC | Smethport, PA 16749-5316 | Oil & Gas Operator | Dec 2023 |
| 826 | Benson Mineral G | | Oil & Gas Operator | Dec 1995 |
| 827 | Benson Mineral Group Inc | Denver, CO 80202 | Oil & Gas Operator | Apr 2022 |
| 828 | Benson Operating LLC | | Oil & Gas Operator | Feb 2024 |
| 829 | Benson-McCown & Company | Amarillo, TX 79114 | Oil & Gas Operator | Jul 2016 |
| 830 | Benson-Montin-Greer Drilling Corporation | Farmington, NM 87402 | Oil & Gas Operator | Apr 2024 |
| 831 | Benson-Montin-Greer DRL | Farmington, NM 87402 | Oil & Gas Operator | Apr 2024 |
| 832 | Benson-Wyatt Oil Co. Inc. | Austin, TX 78767 | Oil & Gas Operator | Jul 2003 |
| 833 | Bensun Energy, LLC | Grandview, TX 76050 | Oil Operator | Aug 2020 |
| 834 | Bent Oak Energy Interests, LLC | Houston, TX 77024 | Oil Operator | Oct 2014 |
| 835 | Bent Tree Energy Resource Inc | Shawnee, OK 74802 | Oil & Gas Operator | Sep 2014 |
| 836 | Bent Twig Operating Corporation | Oklahoma City, OK 73143-4716 | Oil & Gas Operator | Mar 2015 |
| 837 | Bent Wing Energy, LLC | Austin, TX 78746 | Oil & Gas Operator | Jun 2024 |
| 838 | Bentgrass Of Texas, Inc. | Abilene, TX 79608 | Oil Operator | Jun 2024 |
| 839 | Bentley & Laing | Wichita Falls, TX 76302 | Oil & Gas Operator | Feb 2002 |
| 840 | Bentley Family Limited Partnership | | Oil & Gas Operator | Feb 2023 |
| 841 | Bentley Oil & Gas Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 2024 |
| 842 | Benton Energy Corporation | | Oil & Gas Operator | Jul 2021 |
| 843 | Benton Oil & Gas | | Gas Operator | Dec 1992 |
| 844 | Benton Oil & Gas Co | Oxnard, CA 93030 | Oil Operator | Nov 1998 |
| 845 | Benton Oil & Gas Company Of La | | Oil & Gas Operator | Apr 1997 |
| 846 | Bep Operating, LLC | Houston, TX 77084 | Oil & Gas Operator | Jun 2024 |
| 847 | Bepco Operating Co. | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2006 |
| 848 | Bepco, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2008 |
| 849 | Ber-Mor Oil Inc | Perry, OK 73077-1212 | Oil & Gas Operator | Jul 2015 |
| 850 | Berco Oil Co., A General Partnership | Buffalo, KS 66717 | Oil & Gas Operator | Jul 2023 |
| 851 | Berco Resources, Inc. | Denver, CO 80202 | Oil & Gas Operator | Feb 2002 |
| 852 | Berco Resources, LLC | | Oil & Gas Operator | Jan 2004 |
| 853 | Berea Oil & Gas Corp | Buffalo, NY 14202 | Oil & Gas Operator | Dec 2002 |
| 854 | Beredco Incorpor | | Oil & Gas Operator | Dec 1993 |
| 855 | Beren Corporatio | | Oil & Gas Operator | Dec 1995 |
| 856 | Beren Corporation | Wichita, KS 67206 | Oil & Gas Operator | Jun 2024 |
| 857 | Berenergy Corporation | Denver, CO 80217 | Oil & Gas Operator | Apr 2024 |
| 858 | Berentz Drilling | | Oil Operator | Jul 1995 |
| 859 | Berentz Drilling Co., Inc. | Wichita, KS 67278 | Oil Operator | Feb 2024 |
| 860 | Berexco Inc. | Wichita, KS 67208 | Oil & Gas Operator | Oct 2009 |
| 861 | Berexco Incorpor | | Oil & Gas Operator | Dec 1996 |
| 862 | Berexco LLC | Wichita, KS 67206 | Oil & Gas Operator | Jun 2024 |
| 863 | Berg Laney & Brown | Smackover, AR 71762 | Oil & Gas Operator | Jul 1995 |
| 864 | Berg Petroleum Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 1997 |
| 865 | Berg, Laney & Brown Company | Camden, AR 71701 | Oil Operator | Apr 2024 |
| 866 | Bergen Floyd | Norman, OK 73072 | Oil & Gas Operator | Mar 2015 |
| 867 | Berger Oil Company | Edmond, OK 73013-2044 | Oil Operator | Mar 2015 |
| 868 | Bergman Arthur And VIvian | | Oil & Gas Operator | Dec 2008 |
| 869 | Bergman Oil Co., L.C. | Wichita, KS 67202 | Oil Operator | Sep 2007 |
| 870 | Bergman Oil Comp | | Oil Operator | Mar 1995 |
| 871 | Bergman Operating, Inc. | Tyler, TX 75711 | Oil & Gas Operator | Feb 1994 |
| 872 | Bergman, Anna F. Trust, A General Partnership | Shawnee, KS 66203 | Oil Operator | Nov 2019 |
| 873 | Bering Operating Company, Inc. | Tyler, TX 75701 | Oil & Gas Operator | May 2001 |
| 874 | Berkley Petroleum Inc. | | Oil & Gas Operator | Dec 2007 |
| 875 | Berkshire Operating, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2024 |
| 876 | Berkshire Woodlawn Field, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Aug 2007 |
| 877 | Berky Resources | | Oil & Gas Operator | Sep 1994 |
| 878 | Bernard/Hickox, Inc. | | Oil & Gas Operator | May 1998 |
| 879 | Berner, Mark A. | Darien Center, NY 14040 | Gas Operator | Dec 2022 |
| 880 | Berner, William F. | Elma, NY 14059 | Gas Operator | Dec 2022 |
| 881 | Berresford Enterprises In | Akron, OH 44311 | Oil & Gas Operator | Dec 1994 |
| 882 | Berry Energy Companies | Abilene, TX 79608 | Oil & Gas Operator | Jun 2024 |
| 883 | Berry Energy Inc*Walter | | Oil & Gas Operator | Feb 2017 |
| 884 | Berry Energy, Inc. | Clarksburg, WV 26301-2252 | Oil & Gas Operator | Dec 2021 |
| 885 | Berry James E | Cambridge, OH 43725 | Oil & Gas Operator | Dec 1996 |
| 886 | Berry Oil Comp. | Houston, TX 77002 | Oil & Gas Operator | Jul 2014 |
| 887 | Berry Oil Company, LLC | Bakersfield, CA 93311 | Oil & Gas Operator | Apr 2019 |
| 888 | Berry Operating Company | Stillwater, OK 74076-0518 | Oil & Gas Operator | Dec 2016 |
| 889 | Berry Petroleum Company | Denver, CO 80202 | Oil & Gas Operator | Feb 2014 |
| 890 | Berry Petroleum Company LLC | Bakersfield, CA 93311 | Oil & Gas Operator | Apr 2024 |
| 891 | Berry, Gus | Okmulgee, OK 74447 | Oil & Gas Operator | Feb 1996 |
| 892 | Berry, O. H. | Midland, TX 79702 | Oil & Gas Operator | Dec 1993 |
| 893 | Berry, Richard A | Henderson, KY 42420 | Oil Operator | Dec 2022 |
| 894 | Berry, Thomas N. & Co. | Stillwater, OK 74076 | Oil & Gas Operator | Feb 2012 |
| 895 | Bert & Glen Loe | | Oil Operator | Jul 1979 |
| 896 | Bert Fields, Jr. | | Oil & Gas Operator | Nov 1986 |
| 897 | Bertram Oil Company, Inc. | Corpus Chrsti, TX 78475 | Oil & Gas Operator | Oct 1995 |
| 898 | Bertram Paul G Jr | Marietta, OH 45750 | Oil & Gas Operator | Dec 1992 |
| 899 | Bertram Resources Inc | Lexington, KY 40509 | Oil & Gas Operator | Dec 2022 |
| 900 | Bertschinger Oil Company | Oklahoma City, OK 73116-6534 | Oil & Gas Operator | Nov 2015 |