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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Badger Energy LLC | Louisiana | 26,320 BBLs | 27,800 MCF | Feb 2012 - Dec 2024 |
| Bailer Oil Company LLC | Michigan | 1,902 BBLs | 0 MCF | Jan 2021 - Dec 2025 |
| Bain Resources, Inc. | Montana | 2,358 BBLs | 779 MCF | May 2021 - Nov 2025 |
| Baird Oil Company LLC | Kansas | 3,666 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| Ballard Petroleum Holdings LLC | Wyoming | 225,651 BBLs | 500,100 MCF | Jan 1983 - Nov 2025 |
| Ballard Petroleum Holdings, LLC | North Dakota | 12,673 BBLs | 0 MCF | May 2003 - Dec 2025 |
| Bam Permian Operating, LLC | New Mexico | 12,625 BBLs | 102,637 MCF | Apr 2019 - Dec 2025 |
| Barn Owls LLC | Wyoming | 25,170 BBLs | 1,893 MCF | Jul 2022 - Dec 2025 |
| Barrett Corporation* Bill | Colorado | 179,002 BBLs | 1,029,472 MCF | Jan 1999 - Dec 2025 |
| Bay Gas, LLC | Louisiana | 1,785 BBLs | 0 MCF | Nov 2003 - Dec 2024 |
| Bayless Producer LLC* Robert L | Colorado | 1,473 BBLs | 36,156 MCF | Jan 1999 - Dec 2025 |
| Bayou Bouillon Operating LLC | Louisiana | 34,155 BBLs | 16,425 MCF | Dec 2015 - Dec 2024 |
| Bayou State Oil Corporation | Louisiana | 8,458 BBLs | 647 MCF | Jan 1977 - Dec 2024 |
| Bayswater Exploration And Production LLC | Colorado | 241,062 BBLs | 723,765 MCF | Jan 1999 - Dec 2025 |
| Bce-Mach III LLC | Kansas | 9,197 BBLs | 230,023 MCF | Jan 2020 - Sep 2025 |
| Bce-Mach III LLC | New Mexico | 5,673 BBLs | 10,131 MCF | Oct 2025 - Dec 2025 |
| Bce-Mach LLC | Kansas | 19,849 BBLs | 220,076 MCF | Jun 2010 - Sep 2025 |
| Bce-Mach LLC | Wyoming | 476 BBLs | 327,510 MCF | May 2025 - Dec 2025 |
| BCP Resources, LLC | New Mexico | 1,104 BBLs | 2,805 MCF | Feb 2024 - Dec 2025 |
| Bear Petroleum, LLC | Kansas | 4,004 BBLs | 9,101 MCF | Jan 1980 - Sep 2025 |
| Beartooth Oil & Gas Co | Utah | 11 BBLs | 25,754 MCF | Jan 1983 - Dec 2025 |
| Becker Oil Corporation | Kansas | 3,020 BBLs | 48,221 MCF | Jan 1980 - Sep 2025 |
| Behm Energy, Inc. | Montana | 4,028 BBLs | 0 MCF | May 1996 - Dec 2025 |
| Bennett & Schulte Oil Co., A General Partnership | Kansas | 3,088 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| Benson-Montin-Greer Drilling Corp | New Mexico | 5,458 BBLs | 46,063 MCF | Jan 1993 - Dec 2025 |
| Beren Corporation | Kansas | 2,834 BBLs | 12,598 MCF | Jan 1980 - Sep 2025 |
| Berenergy Corporation | North Dakota | 10,473 BBLs | 245 MCF | May 2001 - Jan 2026 |
| Berenergy Corporation | Wyoming | 2,443 BBLs | 3,828 MCF | Jan 1987 - Dec 2025 |
| Berexco LLC | Kansas | 126,727 BBLs | 86,931 MCF | Jan 1980 - Sep 2025 |
| BG-5, Inc. | Kansas | 1,603 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| BHB Oil, Inc | Louisiana | 1,303 BBLs | 2,463 MCF | Sep 1985 - Dec 2024 |
| Big 'O' | Kansas | 1,622 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| Big Muddy Operating LLC | Wyoming | 3,358 BBLs | 0 MCF | Oct 2016 - Dec 2025 |
| Big Star Investments, LLC | New Mexico | 1,912 BBLs | 49 MCF | May 2022 - Nov 2025 |
| Bird Dog Oil, LLC | Kansas | 1,464 BBLs | 0 MCF | May 2012 - Sep 2025 |
| Birk Petroleum | Kansas | 1,635 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| Bison IV Operating LLC | Colorado | 1,285,126 BBLs | 3,133,378 MCF | Jan 1999 - Dec 2025 |
| Bison IV Operating LLC | Wyoming | 25,995 BBLs | 32,636 MCF | Mar 2023 - Dec 2025 |
| Black Bear Oil Corporation | Wyoming | 9,227 BBLs | 43,127 MCF | May 2003 - Dec 2025 |
| Black Jack Oil Company., Inc. | Mississippi | 3,843 BBLs | 139 MCF | Dec 1976 - Nov 2025 |
| Black Jack Operating, LLC | Louisiana | 2,981 BBLs | 18,211 MCF | Jun 2023 - Dec 2024 |
| Black Oak Exploration, LLC | Kansas | 3,362 BBLs | 276 MCF | Feb 2010 - Sep 2025 |
| Black Rock Resources, LLC | Kansas | 1,416 BBLs | 0 MCF | Jan 2010 - Sep 2025 |
| Black Warrior Methane Corp. | Alabama | 0 BBLs | 202,041 MCF | Feb 1982 - Oct 2025 |
| Blue Dome Operating, LLC | Louisiana | 0 BBLs | 4,778,002 MCF | Jan 2019 - Dec 2024 |
| Blue Goose Drilling Company, Inc. | Kansas | 1,602 BBLs | 0 MCF | Jul 1985 - Sep 2025 |
| Bluecrest Alaska Operating LLC | Alaska | 15,661 BBLs | 15,249 MCF | Jan 2015 - Dec 2025 |
| Bluejacket Operating, LLC | Kansas | 1,378 BBLs | 0 MCF | Jan 2020 - Sep 2025 |
| Blueridge Petroleum Corporation | Kansas | 5,350 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| BMR Oil & Gas, Inc. | Louisiana | 525 BBLs | 8,528 MCF | Jul 2011 - Dec 2024 |