901 | American Helium Operating LLC | | Oil & Gas Operator | Jul 2024 |
902 | American Hunter Explor LTD | Calgary Alberta Canada, T2P3H5 | Oil & Gas Operator | Dec 1993 |
903 | American Inland Resources Company LLC | Midland, TX 79705 | Oil & Gas Operator | Apr 2005 |
904 | American Int'L Energy Corp. | Houston, TX 77057 | Oil & Gas Operator | Aug 2019 |
905 | American International Energy Corp | | Oil & Gas Operator | Oct 2003 |
906 | American Intl Production Inc. | | Oil & Gas Operator | Apr 1993 |
907 | American Land And Energy LLC | Castle Pines, CO 80108 | Oil Operator | Oct 2024 |
908 | American Lariat | | Oil Operator | Jun 1994 |
909 | American National Petroleum Co. | Houston, TX 77057 | Oil & Gas Operator | Aug 1995 |
910 | American Natural Energy Corp | Oklahoma City, OK 73114 | Oil & Gas Operator | May 2023 |
911 | American Natural Gas, Inc | Saint Clairsville, OH 43950 | Oil & Gas Operator | Dec 2020 |
912 | American Natural Resources LLC | Tulsa, OK 74145-1117 | Oil & Gas Operator | May 2020 |
913 | American Oil & Gas, Inc. | | Oil & Gas Operator | Nov 2010 |
914 | American Oilfield Systems, Inc. | Nichols Hill, OK 73116 | Oil & Gas Operator | Jun 2001 |
915 | American Operating Company | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2003 |
916 | American Petrofina Co Of Texas | | Oil & Gas Operator | Jun 1985 |
917 | American Petrofina Co Of TX | Dallas, TX 75221-2159 | Oil & Gas Operator | Nov 2000 |
918 | American Petrole | | Oil & Gas Operator | Dec 1996 |
919 | American Petroleum & Environmental Consultants Inc | Edmond, OK 73013-8801 | Oil & Gas Operator | Oct 2024 |
920 | American Petroleum & Mineral Co Inc | Seminole, OK 74868 | Oil & Gas Operator | Aug 2019 |
921 | American Petroleum Corp | Addison, TX 75001 | Oil & Gas Operator | Feb 2025 |
922 | American Petroleum Energy Co | | Gas Operator | Nov 2024 |
923 | American Pumping & Trucking | New Braunfels, TX 78131 | Oil & Gas Operator | Feb 2025 |
924 | American Quasar Petroleum | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 1985 |
925 | American Quasar Petroleum Co. | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2014 |
926 | American Quasar-Southland Roy. | | Oil & Gas Operator | Oct 1980 |
927 | American Resources, Inc. | Houston, TX 77079 | Oil & Gas Operator | Feb 2025 |
928 | American Royalty | Caldwell, TX 77836 | Oil & Gas Operator | Oct 2005 |
929 | American Shoreline, Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Feb 2025 |
930 | American Southwest Corp. | | Oil & Gas Operator | Dec 1989 |
931 | American Star Energy & Min. Corp | Katy, TX 77449 | Oil & Gas Operator | Feb 2025 |
932 | American Star Energy & Mineral Corp | Amarillo, TX 79102-2283 | Oil & Gas Operator | Jun 2015 |
933 | American Star Energy Services, LLC | Tulsa, OK 74152 | Gas Operator | Oct 2024 |
934 | American Tank Service LLC | Hays, KS 67601 | Oil Operator | Oct 2024 |
935 | American Trad.&Prod. | | Oil Operator | Dec 1995 |
936 | American Trading | | Oil & Gas Operator | Dec 1995 |
937 | American Trading & Prod Corp | Houston, TX 77040-6471 | Oil & Gas Operator | Nov 2014 |
938 | American Trading Et Al | | Oil & Gas Operator | May 1979 |
939 | American Warrior | | Oil & Gas Operator | Oct 2024 |
940 | American Warrior Inc | Garden City, KS 67846 | Oil & Gas Operator | Nov 2024 |
941 | American Warrior, In | | Oil & Gas Operator | Sep 2024 |
942 | American West | Burkett, TX 76828 | Oil & Gas Operator | Feb 2025 |
943 | American West Resources, Inc | Fort Worth, TX 76161 | Oil & Gas Operator | Feb 2025 |
944 | Americana Energy Inc | Byng, OK 74820 | Oil & Gas Operator | Oct 2024 |
945 | Americana Petroleum Corp | Waco, TX 76710 | Oil Operator | Aug 1992 |
946 | Americase Production Co. | Dallas, TX 75252 | Oil Operator | May 2002 |
947 | Americo Energy Resources, LLC | Houston, TX 77063 | Oil & Gas Operator | Feb 2025 |
948 | Americo Oil Company | Oklahoma City, OK 73154 | Oil & Gas Operator | Feb 2012 |
949 | Americus Resources, Inc. | | Oil & Gas Operator | Feb 1993 |
950 | Amerikan Oil, LLC | Mound City, KS 66056 | Oil Operator | Oct 2024 |
951 | Amerind Oil Co L P | Midland, TX 79701 | Oil & Gas Operator | Nov 2004 |
952 | Amerind Oil Company, LTD. | Midland, TX 79701 | Oil & Gas Operator | Nov 2004 |
953 | Ameristate Exploration LLC | Austin, TX 78701 | Oil & Gas Operator | Nov 2009 |
954 | Ameritech Oil & Gas Corporation | Dallas, TX 75248 | Oil & Gas Operator | May 1996 |
955 | Amerkan Resource | | Oil Operator | Jan 1994 |
956 | Amerril Energy LLC | Houston, TX 77042 | Oil & Gas Operator | Feb 2025 |
957 | Amerroyal Energy LLC | Shawnee, OK 74804-4163 | Oil & Gas Operator | Dec 2022 |
958 | Ames Financial, Inc | Shreveport, LA 71101 | Oil & Gas Operator | Jul 2024 |
959 | Ames Oil | Cross Plains, TX 76443 | Oil & Gas Operator | Feb 2025 |
960 | Ames Oil And Gas | | Oil & Gas Operator | Apr 1986 |
961 | Ames Oil Corporation Of Texas | Austin, TX 78720 | Oil & Gas Operator | Mar 2015 |
962 | Ames, C B Dba Ames Oil & Gas | | Oil Operator | Dec 2004 |
963 | Ames, Debra B. | Dewittville, NY 14728 | Gas Operator | Dec 2023 |
964 | Amex Energy Consults Inc | Columbus, OH 43214 | Oil & Gas Operator | Dec 1988 |
965 | Amexco, LLC | San Antonio, TX 78259 | Oil & Gas Operator | Feb 2025 |
966 | Amherst Energy Holdings, LLC | Highland VLG, TX 75077 | Oil Operator | Feb 2025 |
967 | Aminex USA, Inc. | Somerset, TX 78069 | Oil & Gas Operator | May 2018 |
968 | Aminoil Of Louisiana, Inc. | | Oil & Gas Operator | Dec 1981 |
969 | Aminoil USA Inc | | Oil & Gas Operator | Jan 1985 |
970 | Amirmex Inc. | Denver, CO 80234 | Oil & Gas Operator | Feb 2025 |
971 | Amistad Energy Services, LLC | Katy, TX 77450 | Oil & Gas Operator | Oct 2017 |
972 | Amity Oil Co., Inc. | Dallas, TX 75206 | Oil & Gas Operator | Aug 1977 |
973 | Amkay Petroleum Co., Inc. | | Oil Operator | Dec 1991 |
974 | Ammo Energy, LLC | Oklahoma City, OK 73160 | Oil & Gas Operator | Feb 2009 |
975 | Ammonite Energy Texas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Aug 2003 |
976 | Amoco Energy Trading Corp | Chicago, IL 60601 | Oil & Gas Operator | Apr 2021 |
977 | Amoco Prod Co-Banner Pet LTD | | Oil & Gas Operator | Mar 1981 |
978 | Amoco Production | | Oil & Gas Operator | Jun 2012 |
979 | Amoco Production Co And C M S Oil And Gas | | Oil & Gas Operator | Sep 1996 |
980 | Amoco Production Co And Peninsular Oil And Gas Co | | Oil & Gas Operator | Sep 1998 |
981 | Amoco Production Co-Ratliff City | Ratliff City, OK 73081 | Oil Operator | May 1998 |
982 | Amoco Production Co. | Houston, TX 77253 | Oil & Gas Operator | Jun 2015 |
983 | Amoco Rocmount Company | Denver, CO 80201 | Oil & Gas Operator | Jan 1998 |
984 | Amos, Joe | Wichita, KS 67233 | Oil Operator | Jul 1990 |
985 | Ampak Oil Company | Plano, TX 75074 | Oil & Gas Operator | Feb 2025 |
986 | Ample Resources Inc. | | Oil & Gas Operator | Nov 2024 |
987 | Amplify Energy Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2025 |
988 | Amplify Oklahoma Operating LLC | Houston, TX 77002-4800 | Oil & Gas Operator | Oct 2024 |
989 | Ampolex (Texas), Inc. | | Oil & Gas Operator | May 1993 |
990 | Ampolex Wy Inc | Gillette, WY 82716 | Oil & Gas Operator | Mar 1997 |
991 | Amreco, LLC | El Dorado, AR 71730 | Oil Operator | Oct 2024 |
992 | Amrich Energy Inc. | | Oil & Gas Operator | Dec 2022 |
993 | Amron Petroleum, Inc. | Midland, TX 79708 | Oil & Gas Operator | Jan 1996 |
994 | Ams Energy LLC | Herman, PA 16039-0156 | Oil & Gas Operator | Nov 2024 |
995 | Ams Energy Solutions LLP | Katy, TX 77493 | Oil Operator | Feb 2025 |
996 | Amsito Oil Company LLC | Denton, TX 76206-0689 | Oil Operator | Apr 2001 |
997 | Amsito Production Company LLC | | Oil & Gas Operator | Jul 2005 |
998 | Amsler Jerry & Denese | Enid, OK 73703-9300 | Oil & Gas Operator | Jul 2020 |
999 | Amt Resources, Inc. | Cisco, TX 76437 | Oil & Gas Operator | Feb 2025 |
1000 | Amtech Energy Inc | Plymouth, IL 62367-1016 | Oil & Gas Operator | Dec 2021 |