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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Kennedy Oil | Wyoming | 1,269 BBLs | 16,275 MCF | Apr 1984 - Oct 2024 |
| Kentex Worland LLC | Wyoming | 3,026 BBLs | 132,991 MCF | Apr 2019 - Nov 2024 |
| Kerr-McGee Oil & Gas Onshore LP | Wyoming | 3,631 BBLs | 18,304 MCF | Mar 1994 - Oct 2024 |
| Key Operating Company | Louisiana | 24,504 BBLs | 49,569 MCF | Jan 1995 - Jun 2024 |
| Kinder Morgan Co2 Co LP | Colorado | 125 BBLs | 23,499,871 MCF | Apr 2000 - Oct 2024 |
| Knighton Oil Company, Inc. | Kansas | 6,690 BBLs | 1,074 MCF | Jan 1980 - Sep 2024 |
| Koda Resources Operating, LLC | North Dakota | 227,702 BBLs | 189,697 MCF | Sep 2019 - Oct 2024 |
| Koron Investments, Inc. | Kansas | 1,313 BBLs | 0 MCF | Jan 1980 - Sep 2024 |
| Kraken Operating, LLC | Montana | 1,044,042 BBLs | 1,274,172 MCF | Sep 2013 - Oct 2024 |
| Kraken Operating, LLC | North Dakota | 674,167 BBLs | 1,441,336 MCF | Sep 2016 - Oct 2024 |
| Krier, Kirby Oil, Inc. | Kansas | 1,578 BBLs | 0 MCF | Jan 1980 - Sep 2024 |
| L. D. Drilling, Inc. | Kansas | 15,287 BBLs | 502 MCF | Jan 1980 - Sep 2024 |
| La Veta Oil & Gas, LLC | Kansas | 1,419 BBLs | 0 MCF | Jan 1980 - Sep 2024 |
| Lachenmayr Oil LLC | Kansas | 3,580 BBLs | 2,699 MCF | Jan 1980 - Sep 2024 |
| Lafayette Oilfield Contractors, Inc. | Louisiana | 8,024 BBLs | 0 MCF | Nov 2020 - Jun 2024 |
| Lambda Energy Resources LLC | Michigan | 40,809 BBLs | 454,060 MCF | Nov 2016 - Oct 2024 |
| Land And Natural Resource Development, Inc. | Alabama | 2,768 BBLs | 49,925 MCF | Jul 1977 - Jul 2024 |
| Landmark Resources, Inc. | Kansas | 13,705 BBLs | 4,079 MCF | Jan 1980 - Sep 2024 |
| Lario Oil & Gas Co | New Mexico | 8,097 BBLs | 2,937 MCF | Jan 1993 - Oct 2024 |
| Lario Oil & Gas Company | Kansas | 24,983 BBLs | 23,696 MCF | Jan 1980 - Sep 2024 |
| Lawco Holdings, LLC | Kansas | 1,511 BBLs | 0 MCF | Aug 2014 - Sep 2024 |
| Layline Oil And Gas LLC | Michigan | 9,274 BBLs | 6,634 MCF | Jan 2017 - Sep 2024 |
| Laymon Oil II, LLC | Kansas | 9,259 BBLs | 0 MCF | Jan 1980 - Sep 2024 |
| LB Exploration, Inc. | Kansas | 1,750 BBLs | 21,848 MCF | Jan 1980 - Sep 2024 |
| Lebsack Oil Production Inc. | Kansas | 5,286 BBLs | 2,297 MCF | Jan 1980 - Sep 2024 |
| Legacy Reserves Operating LP | Montana | 1,717 BBLs | 19 MCF | Jun 2012 - Oct 2024 |
| Legacy Reserves Operating LP | North Dakota | 9,366 BBLs | 4,972 MCF | Oct 2006 - Oct 2024 |
| Lewis Operating Company | Louisiana | 1,454 BBLs | 140 MCF | Oct 1988 - Jun 2024 |
| Liberty Operating Company, LLC | Mississippi | 2,210 BBLs | 0 MCF | Dec 1976 - Oct 2024 |
| Liberty Resources Management Company, LLC | North Dakota | 3,004 BBLs | 1,501 MCF | Jun 2014 - Oct 2024 |
| Lime Rock Resources III-A, L.P. | North Dakota | 337,591 BBLs | 408,792 MCF | Mar 2015 - Oct 2024 |
| Lime Rock Resources V-A, LP | North Dakota | 134,515 BBLs | 727,313 MCF | Jul 2022 - Oct 2024 |
| Little Chief Energy Corporation | Kansas | 1,772 BBLs | 0 MCF | Jan 2010 - Sep 2024 |
| Lobo Operating, Inc. | Louisiana | 8,859 BBLs | 5,859 MCF | Mar 1995 - Jun 2024 |
| Loeb LLC* Herman L | Colorado | 1,484 BBLs | 8,486 MCF | Jan 1999 - Nov 2024 |
| Logos Operating LLC | Colorado | 1 BBLs | 280,921 MCF | Jul 2017 - Oct 2024 |
| Logos Operating, LLC | New Mexico | 19,701 BBLs | 5,065,057 MCF | Jul 2012 - Oct 2024 |
| Loil Oil LLC | Wyoming | 6,164 BBLs | 12,614 MCF | Nov 2016 - Oct 2024 |
| Lone Wolf Oil & Gas Co., LLC | Kansas | 1,402 BBLs | 0 MCF | Jan 2010 - Sep 2024 |
| Lonestar Oil Co | Kansas | 1,525 BBLs | 0 MCF | Jan 1980 - Sep 2024 |
| Longfellow Energy, LP | New Mexico | 107,141 BBLs | 307,976 MCF | Jul 2017 - Oct 2024 |
| Longs Peak Resources LLC | Colorado | 1,441 BBLs | 976 MCF | Feb 2016 - Oct 2024 |
| Longs Peak Resources LLC | Wyoming | 13,435 BBLs | 19,035 MCF | Feb 2016 - Oct 2024 |
| Longview Production Company | Arkansas | 801 BBLs | 19,745 MCF | Jan 2001 - Jul 2024 |
| Louisiana Jordan Oil Company, Inc. | Louisiana | 2,252 BBLs | 0 MCF | Jan 2013 - Jun 2024 |
| Luff Exploration Company | North Dakota | 10,128 BBLs | 6,944 MCF | Dec 1996 - Oct 2024 |
| Lynx Operating Co., Inc. | New Mexico | 2,805 BBLs | 2,480 MCF | Jan 1999 - Oct 2024 |
| M & G DRLG Co Inc | New Mexico | 80 BBLs | 62,128 MCF | May 1995 - Oct 2024 |
| M & K Oil Company LLC | Wyoming | 25,879 BBLs | 90,697 MCF | Jan 1978 - Nov 2024 |
| M & M Exploration, Inc. | Kansas | 1,445 BBLs | 17,059 MCF | Mar 2002 - Sep 2024 |