| 26901 | St Petroleum, Inc. | Edgerton, KS 66021 | Oil Operator | Jan 2024 |
| 26902 | St. Cajetan Oil Company, LLC | Gainesville, TX 76240 | Oil & Gas Operator | May 2024 |
| 26903 | St. Clair Energy Corporation | Tulsa, OK 74153 | Oil & Gas Operator | Mar 2008 |
| 26904 | St. Clair Oil Co. | St Clairsville, OH 43950 | Oil & Gas Operator | Dec 1997 |
| 26905 | St. Columban'S On The Lake, Inc. | Silver Creek, NY 14136 | Gas Operator | Dec 2022 |
| 26906 | St. Croix Corporation | | Oil & Gas Operator | Apr 1990 |
| 26907 | St. James Oil Corporation | | Oil & Gas Operator | Dec 2009 |
| 26908 | St. Johns Operating #1 L.P. | Houston, TX 77060 | Oil & Gas Operator | Aug 2023 |
| 26909 | St. Mary Energy Company | Houston, TX 77079 | Oil & Gas Operator | Aug 2008 |
| 26910 | St. Mary Land & Exploration Co | Denver, CO 80201 | Oil & Gas Operator | Jun 2010 |
| 26911 | St. Mary Operating Company | Denver, CO 80203 | Oil & Gas Operator | Mar 2019 |
| 26912 | St. Paul Oil And Gas Corp. | | Oil & Gas Operator | Aug 1991 |
| 26913 | Staab Alan R | Tulsa, OK 74114-4213 | Oil & Gas Operator | Sep 2010 |
| 26914 | Staab Energy & Leasing | | Oil Operator | Jan 2023 |
| 26915 | Staab Oil Co., A General Partnership | Hays, KS 67601 | Oil Operator | Jan 2024 |
| 26916 | Staats & Martin | | Oil Operator | Aug 2013 |
| 26917 | Staats, William N | | Oil & Gas Operator | Jan 2024 |
| 26918 | Stable Energy L.L.C. | | Oil Operator | Dec 2023 |
| 26919 | Stablerock Energy L.L.C. | Oklahoma City, OK 73106 | Oil & Gas Operator | May 2024 |
| 26920 | Stach Enterprises LLC | Nashport, OH 43830 | Oil & Gas Operator | Dec 2021 |
| 26921 | Stacha, Eddy A. | Rice, TX 75155 | Oil & Gas Operator | May 2024 |
| 26922 | Stachler William L | Danville, OH 43014 | Oil & Gas Operator | Dec 1989 |
| 26923 | Stack Production | Dewey, OK 74029 | Oil & Gas Operator | Mar 2002 |
| 26924 | Stackhouse Construction Inc | Orwell, OH 44076 | Oil & Gas Operator | Dec 2023 |
| 26925 | Stacy Operating LLC | Cushing, OK 74023-0511 | Oil & Gas Operator | Jan 2024 |
| 26926 | Stacy Reamy | Purdon, TX 76679 | Oil Operator | May 2024 |
| 26927 | Stafford, A C | | Oil Operator | Dec 2003 |
| 26928 | Stag Oil Producers Inc | Midland, TX 79701 | Oil & Gas Operator | Jan 1998 |
| 26929 | Stagecoach Pipeline & Storage Company LLC | | Gas Operator | Dec 2005 |
| 26930 | Stagg Investment Group, Inc. | Midland, TX 79701 | Oil Operator | May 2013 |
| 26931 | Staghorn Energy, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2024 |
| 26932 | Staghorn Petroleum II LLC | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
| 26933 | Staghorn Petroleum LLC | | Oil & Gas Operator | Jan 2024 |
| 26934 | Staghorn Resources, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2015 |
| 26935 | Stahl Petroleum Co. | Amarillo, TX 79118 | Oil & Gas Operator | Aug 2003 |
| 26936 | Stal Oil Production, L.L.C. | Argyle, TX 76226 | Oil Operator | May 2024 |
| 26937 | Stalcup Oil Comp | | Oil Operator | Dec 1992 |
| 26938 | Stalcup Oil Company | | Oil Operator | Oct 2009 |
| 26939 | Staley Oil Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jan 2000 |
| 26940 | Staley Operating Co. | Midland, TX 79702 | Oil & Gas Operator | Jan 2022 |
| 26941 | Staley, Jack C. | Wichita Falls, TX 76308 | Oil & Gas Operator | Jan 2000 |
| 26942 | Stalica, Donald E. | Pavilion, NY 14525 | Gas Operator | Dec 2022 |
| 26943 | Stalking Horse Energy, Limited Liability Company | Houston, TX 77084 | Oil & Gas Operator | May 2024 |
| 26944 | Stalking Horse Energy, LLC | Denver, CO 80246 | Oil Operator | Dec 2023 |
| 26945 | Stallings Eugene | | Oil Operator | Jul 1994 |
| 26946 | Stallion Energy LLC | Houston, TX 77090 | Oil & Gas Operator | Oct 2009 |
| 26947 | Stallion Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Oct 2017 |
| 26948 | Stallion Inc. | Hurricane, WV 25526 | Oil & Gas Operator | Dec 2021 |
| 26949 | Stallion Oil Company | Lafayette, LA 70505 | Oil & Gas Operator | Jun 2004 |
| 26950 | Stallion Oil Corporation | | Oil & Gas Operator | Nov 1987 |
| 26951 | Stallion Operating, LLC | Kilgore, TX 75663 | Oil & Gas Operator | May 2024 |
| 26952 | Stalnaker Energy Corporation | | Oil & Gas Operator | Dec 2021 |
| 26953 | Stalnaker Oil Company | Maud, OK 74854-0295 | Oil Operator | May 2017 |
| 26954 | Stalnaker, William K | | Oil & Gas Operator | Dec 2008 |
| 26955 | Stalwart Energy Co | Tulsa, OK 74103-3518 | Oil & Gas Operator | Apr 2014 |
| 26956 | Stamic Oil LLC | Duncan, OK 73534-1898 | Oil & Gas Operator | Oct 2021 |
| 26957 | Stampede Energy Corp. | Canada, 00100 | Oil & Gas Operator | Mar 2000 |
| 26958 | Stamper Operating Co., Inc. | Jacksboro, TX 76458 | Oil & Gas Operator | May 2024 |
| 26959 | Stanco Petroleum Inc | Kimball, NE 69145 | Oil & Gas Operator | Jul 1999 |
| 26960 | Standard Alaska Production Company | | Oil & Gas Operator | Dec 1987 |
| 26961 | Standard Energy Inc | | Oil Operator | Feb 1997 |
| 26962 | Standard Oil Co Of Calif | | Oil & Gas Operator | Dec 1983 |
| 26963 | Standard Oil Co Of WV | Parkersburg, WV 26103 | Oil & Gas Operator | Dec 2022 |
| 26964 | Standard Oil Company LLC | | Oil Operator | Mar 2024 |
| 26965 | Standard Oil Company, Inc. | Parkesburg, WV 26103 | Oil & Gas Operator | Mar 2022 |
| 26966 | Standard Oil Of Kentucky, Inc | | Oil Operator | Dec 2022 |
| 26967 | Standard Operating Company | Wichita, KS 67205 | Oil & Gas Operator | Jan 2024 |
| 26968 | Standard Operating Company, LLC | | Oil & Gas Operator | May 2022 |
| 26969 | Standard Operating Inc | | Oil Operator | Jun 1986 |
| 26970 | Standard Production | | Oil Operator | Oct 1997 |
| 26971 | Standard Resources Corp. | Houston, TX 77063 | Oil & Gas Operator | Sep 2002 |
| 26972 | Standby Farms | Louisville, OH 44641 | Oil & Gas Operator | Dec 2022 |
| 26973 | Standing Bear Petroleum Inc. | | Oil & Gas Operator | Dec 2005 |
| 26974 | Standley* Robert K Dba Otis Energy | | Oil Operator | Jan 2023 |
| 26975 | Stanoco Oil Co | Central City, KY 42330 | Oil & Gas Operator | Dec 2021 |
| 26976 | Stanolind Operating Corp. | Midland, TX 79701 | Oil & Gas Operator | Apr 2008 |
| 26977 | Stanolind Operating LLC | Midland, TX 79702 | Oil & Gas Operator | Apr 2021 |
| 26978 | Stanolind Operating LLC Dba Stanolind NM LLC | Midland, TX 79701 | Oil & Gas Operator | Dec 2014 |
| 26979 | Stanolind Permian LLC | Midland, TX 79705 | Oil & Gas Operator | May 2024 |
| 26980 | Stanolind Production LLC | Midland, TX 79702 | Oil & Gas Operator | Dec 2020 |
| 26981 | Stanolind SJ LLC | Midland, TX 79701 | Oil & Gas Operator | Nov 2018 |
| 26982 | Stanotex, LLC | Katy, TX 77494 | Oil & Gas Operator | May 2024 |
| 26983 | Stanton Joni Dba Stanton Oil | | Oil Operator | Dec 2023 |
| 26984 | Stanton Leo F & Leo H | Wynona, OK 74084 | Oil & Gas Operator | Jun 1999 |
| 26985 | Stanton Mineral Development Inc | Austin, TX 78759 | Oil & Gas Operator | May 2024 |
| 26986 | Staples, James W. | Tuleta, TX 78162 | Oil & Gas Operator | Sep 2014 |
| 26987 | Staples, James W. Prod. Co. | Tuleta, TX 78162 | Oil & Gas Operator | May 2024 |
| 26988 | Staples, Tommy Oil Co. | Pettus, TX 78146 | Oil & Gas Operator | Mar 2008 |
| 26989 | Star Acquisition VII, LLC | Littleton, CO 801249743 | Oil & Gas Operator | Jul 2007 |
| 26990 | Star Energy Inc | Dayton, PA 16222-4325 | Oil & Gas Operator | Dec 2023 |
| 26991 | Star Expl Corp | Columbus, OH 43229 | Oil & Gas Operator | Dec 1988 |
| 26992 | Star Falcon Oil Co. | | Oil Operator | Feb 1986 |
| 26993 | Star Of Texas Energy SRVS, Inc. | Austin, TX 78702 | Oil & Gas Operator | May 2024 |
| 26994 | Star Oil & Gas | Ben Bolt, TX 78342 | Oil & Gas Operator | May 2024 |
| 26995 | Star Oil & Gas, Inc. | | Oil & Gas Operator | Sep 1995 |
| 26996 | Star Oil And Gas LTD | Racine, OH 45771 | Oil & Gas Operator | Dec 2021 |
| 26997 | Star Oil Company | Wichita, KS 67230 | Oil & Gas Operator | Feb 2024 |
| 26998 | Star Oil Operating Company LLC | Centennial, CO 80112 | Oil Operator | Feb 2024 |
| 26999 | Star One Energy, Inc. | Fort Worth, TX 76163 | Oil & Gas Operator | May 2012 |
| 27000 | Star Production, Inc. | Dallas, TX 75360 | Oil & Gas Operator | May 2024 |