701 | Sho-Bar Energy, Inc. | Harper, KS 67058 | Oil & Gas Operator | Apr 2025 |
702 | Shortgrass Petroleum Inc | Laverne, OK 73848-0139 | Oil & Gas Operator | Apr 2025 |
703 | Sidwell Oil & Gas, Inc. | Amarillo, TX 79105 | Oil & Gas Operator | Sep 2014 |
704 | Singer Fleischaker Oil Op. Co. | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2002 |
705 | Slawson Exploration Company Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Jul 2025 |
706 | Slawson, Donald C. | Wichita, KS 67202 | Oil & Gas Operator | Oct 2024 |
707 | SM Energy Company | Midland, TX 79707 | Oil & Gas Operator | Jul 2025 |
708 | Smokey Trail LLC | Thornton, CO 80241 | Oil & Gas Operator | May 2025 |
709 | Snelgrooes Oil Company Inc | Maysville, OK 73057-0631 | Oil & Gas Operator | Nov 2014 |
710 | Snyder Oil Company | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2015 |
711 | Snyder Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
712 | Snyder Partners | Cody, WY 82414 | Oil & Gas Operator | May 2025 |
713 | Sooner Exploration & Development Co Inc | Enid, OK 73702-3525 | Oil & Gas Operator | Oct 2023 |
714 | Sorrels J R Dba Cheyenne Oil Properties | Ponca City, OK 74601 | Oil & Gas Operator | Jul 2022 |
715 | South Forty, The, Inc. | Laverne, OK 73848 | Oil & Gas Operator | Mar 2015 |
716 | Southern Star Central Gas Pipeline, Inc. | Owensboro, KY 42301 | Oil & Gas Operator | Apr 2025 |
717 | Southport Exploration Inc | Tulsa, OK 74103-4015 | Oil & Gas Operator | Nov 1998 |
718 | Southwest Royalties Inc | Midland, TX 79710 | Oil & Gas Operator | Jul 2025 |
719 | Sparks Petroleum Company | Oklahoma City, OK 73128 | Oil & Gas Operator | Mar 1998 |
720 | Special Energy Corporation | Stillwater, OK 74076 | Oil & Gas Operator | Jul 2025 |
721 | Speller Oil Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Apr 2025 |
722 | Spencer Oil Company LLC | Bartlesville, OK 74006 | Oil Operator | Jan 2015 |
723 | Spess Oil Company Inc | Cleveland, OK 74020-4617 | Oil & Gas Operator | May 2025 |
724 | St. Johns Operating #1 L.P. | Houston, TX 77060 | Oil & Gas Operator | Aug 2023 |
725 | St. Mary Operating Company | Denver, CO 80203 | Oil & Gas Operator | Mar 2019 |
726 | Staab Alan R | Tulsa, OK 74114-4213 | Oil & Gas Operator | Sep 2010 |
727 | Staghorn Energy, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2025 |
728 | Staghorn Petroleum LLC | Tulsa, OK 74103-3500 | Oil & Gas Operator | Apr 2025 |
729 | Staghorn Resources, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2015 |
730 | Stallion Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Oct 2017 |
731 | Statex Operating, LLC | Dallas, TX 75229 | Oil & Gas Operator | Mar 2007 |
732 | Statex Petroleum Inc | Dallas, TX 75229 | Oil & Gas Operator | Dec 2000 |
733 | Stephens & Johnson Operating Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 2025 |
734 | Stephens Exploration, Inc. | Dallas, TX 75367 | Oil & Gas Operator | May 2025 |
735 | Stephens Production Company | The Woodlands, TX 77381 | Oil & Gas Operator | May 2025 |
736 | Stewart K Petroleum Corp | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
737 | Stone Oak Operating LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | Apr 2025 |
738 | Strat Land Exploration Company | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2025 |
739 | Stromquist C Dale | Liberal, KS 67901-2428 | Oil & Gas Operator | Jun 2006 |
740 | Sullivan & Co. | Tulsa, OK 74114 | Oil & Gas Operator | May 2022 |
741 | Sullivan And Company LLC | Tulsa, OK 74119 | Oil & Gas Operator | Apr 2025 |
742 | Sundown Energy LP | Dallas, TX 75248 | Oil & Gas Operator | Jul 2025 |
743 | Sundown Energy, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Mar 2025 |
744 | Sunterra Energy Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Dec 2009 |
745 | Suoco Oil Corporation | Pampa, TX 79066 | Oil & Gas Operator | Jul 2025 |
746 | Sweetwater Exploration LLC | Norman, OK 73069-5636 | Oil & Gas Operator | Apr 2025 |
747 | SWN Production LLC | Spring, TX 77389-4954 | Oil & Gas Operator | Feb 2022 |
748 | Synergex Inc | Oklahoma City, OK 73134 | Oil & Gas Operator | Apr 2025 |
749 | T & P Exploration | Addison, TX 75006 | Oil & Gas Operator | Aug 1993 |
750 | T-Y Development Corp | Perryton, TX 79070 | Oil & Gas Operator | Jul 2025 |
751 | T2 Operating Corporation | Denver, CO 80202 | Oil & Gas Operator | Jul 2025 |
752 | Tack Operating LLC | Oklahoma City, OK 73172-1492 | Oil & Gas Operator | Aug 2021 |
753 | Tahoe Exploration Inc. | Abilene, TX 79608 | Oil & Gas Operator | Mar 2016 |
754 | Tapstone Energy LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | May 2025 |
755 | Taylor R C Companies Inc | Oklahoma City, OK 73118-4015 | Oil & Gas Operator | May 2021 |
756 | Tbi Exploration Inc | Englewood, CO 801556525 | Oil & Gas Operator | Jun 2011 |
757 | Te-Ray Energy, Inc. | Oklahoma City, OK 73108 | Oil & Gas Operator | Apr 2025 |
758 | Te-Ray Resources, LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Jul 2025 |
759 | Technical Energy Services, Inc. | Norman, OK 73070 | Oil & Gas Operator | Apr 2025 |
760 | Tekenergy, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
761 | Tenison Oil Company | Abilene, TX 79605 | Oil & Gas Operator | Jul 2025 |
762 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Apr 2025 |
763 | Tex-Ok Energy, Limited Partnership | Cody, WY 82414 | Oil & Gas Operator | May 2025 |
764 | Tex-Star Production | Dallas, TX 75206 | Oil & Gas Operator | May 2025 |
765 | Tex/Con Oil & Gas Company | Houston, TX 77074 | Oil & Gas Operator | Feb 2001 |
766 | Texaco Expl. And Prod. Inc. | Houston, TX 77236 | Oil & Gas Operator | May 2025 |
767 | Texaco Inc | Kingfisher, OK 73750 | Oil & Gas Operator | Dec 2017 |
768 | Texakoma Operating, L.P. | Plano, TX 75024 | Oil & Gas Operator | Mar 2025 |
769 | Texas Energies, Inc. | Pratt, KS 67124 | Oil & Gas Operator | Aug 1998 |
770 | Texas Oil & Gas Corporation | Dallas, TX 75201 | Oil & Gas Operator | Feb 2001 |
771 | Texinia Corp | Dallas, TX 75201 | Oil & Gas Operator | Jun 2015 |
772 | Texocan Minerals Inc | Tulsa, OK 74147 | Oil & Gas Operator | Dec 2000 |
773 | The Calvert Company | Oklahoma City, OK 73154-1589 | Oil & Gas Operator | Dec 2021 |
774 | The Quintin Little Company Inc | Ardmore, OK 73401 | Oil & Gas Operator | May 2025 |
775 | Thomas J L Engineering Inc | Edmond, OK 73003-0026 | Oil & Gas Operator | Jul 2016 |
776 | Thompson Operating Co. | Abernathy, TX 79311 | Oil & Gas Operator | Aug 1994 |
777 | Thompson Roy G | Bartlesville, OK 74006 | Oil & Gas Operator | Feb 1993 |
778 | Tide West Oil Company | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2021 |
779 | Tidemark Exploration | Tulsa, OK 74170 | Oil & Gas Operator | May 2005 |
780 | Titan Resources LTD | Limaville, OH 44640 | Oil & Gas Operator | May 2025 |
781 | TK Drilling Corp. | Tulsa, OK 74133 | Oil & Gas Operator | Apr 2025 |
782 | Toklan Oil And Gas Corporation | Tulsa, OK 74136 | Oil & Gas Operator | May 2025 |
783 | Tomlinson Oil Co. Inc. | Great Bend, KS 67530 | Oil & Gas Operator | Jan 2025 |
784 | Torch Operating Company | Houston, TX 77010 | Oil & Gas Operator | Mar 2015 |
785 | Totalfinaelf E&P USA Inc | Houston, TX 77024 | Oil & Gas Operator | Jul 2007 |
786 | Trailhead Exploration, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2025 |
787 | Transok LLC | Oklahoma City, OK 73124-0300 | Oil & Gas Operator | Jul 2020 |
788 | Trek Resources, Inc. | Dallas, TX 75207 | Oil & Gas Operator | Jul 2025 |
789 | Triad Energy, Inc. | Oklahoma City, OK 73105-1401 | Oil & Gas Operator | May 2025 |
790 | Tripower Resources, Inc. | Ardmore, OK 73402 | Oil & Gas Operator | Mar 2020 |
791 | Triton Oil & Gas Corp. | Houston, TX 77002 | Oil & Gas Operator | Nov 2014 |
792 | Triumph Resources Inc | Oklahoma City, OK 73114 | Oil & Gas Operator | Nov 2004 |
793 | Trueblood Resources, Inc. | Denver, CO 80222 | Oil & Gas Operator | Jul 2025 |
794 | Tulsa Energy Partners LLC | Tulsa, OK 74103-4461 | Oil & Gas Operator | May 2025 |
795 | Tulum Corporation | Oklahoma City, OK 73101-0125 | Oil & Gas Operator | Feb 2025 |
796 | Txo Production Corp. | Ganado, TX 77962 | Oil & Gas Operator | Aug 2022 |
797 | Txok Energy Resources Company | Tulsa, OK 74172-0140 | Oil & Gas Operator | Feb 2017 |
798 | Umc Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
799 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
800 | Unit Petroleum Company | Tulsa, OK 74170 | Oil & Gas Operator | Jul 2025 |