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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| KFG Petroleum Corporation | Mississippi | 1,809 BBLs | 0 MCF | Dec 1976 - Oct 2023 |
| KGH Operating Company | Colorado | 1,118 BBLs | 41,598 MCF | Jun 2000 - Sep 2023 |
| Kinder Morgan Co2 Co LP | Colorado | 170 BBLs | 21,978,889 MCF | Apr 2000 - Oct 2023 |
| Knighton Oil Company, Inc. | Kansas | 7,246 BBLs | 1,659 MCF | Jan 1980 - Jul 2023 |
| Koda Resources Operating, LLC | North Dakota | 49,864 BBLs | 77,140 MCF | Sep 2019 - Oct 2023 |
| Kraken Operating, LLC | Montana | 653,397 BBLs | 848,162 MCF | Sep 2013 - Sep 2023 |
| Kraken Operating, LLC | North Dakota | 1,066,423 BBLs | 1,665,732 MCF | Sep 2016 - Sep 2023 |
| KT Resources LLC | Colorado | 175 BBLs | 69,971 MCF | Feb 2022 - Oct 2023 |
| L. D. Drilling, Inc. | Kansas | 16,849 BBLs | 539 MCF | Jan 1980 - Jul 2023 |
| Lachenmayr Oil LLC | Kansas | 3,864 BBLs | 1,506 MCF | Jan 1980 - Jul 2023 |
| Lafayette Oilfield Contractors, Inc. | Louisiana | 6,073 BBLs | 0 MCF | Nov 2020 - Mar 2023 |
| Lambda Energy Resources LLC | Michigan | 40,309 BBLs | 444,972 MCF | Dec 2016 - Nov 2022 |
| Land And Natural Resource Development, Inc. | Alabama | 3,244 BBLs | 57,416 MCF | Jul 1977 - Jul 2023 |
| Landmark Resources, Inc. | Kansas | 19,775 BBLs | 4,464 MCF | Jan 1980 - Jul 2023 |
| Lario Oil & Gas Company | Kansas | 23,101 BBLs | 23,790 MCF | Jan 1980 - Jul 2023 |
| Lawco Holdings, LLC | Kansas | 3,011 BBLs | 0 MCF | Aug 2014 - Jul 2023 |
| Layline Oil And Gas LLC | Michigan | 8,288 BBLs | 13,777 MCF | Jan 2017 - Dec 2022 |
| Laymon Oil II, LLC | Kansas | 9,086 BBLs | 0 MCF | Jan 1980 - Jul 2023 |
| LB Exploration, Inc. | Kansas | 2,267 BBLs | 21,278 MCF | Jan 1980 - Jul 2023 |
| Lboc, LLC | Arkansas | 1,738 BBLs | 0 MCF | Jan 2001 - Jul 2022 |
| Lease Management Inc | Michigan | 4,988 BBLs | 0 MCF | Jan 1982 - Dec 2022 |
| Lebsack Oil Production Inc. | Kansas | 6,374 BBLs | 2,031 MCF | Jan 1980 - Jul 2023 |
| Legacy Reserves Operating LP | North Dakota | 7,288 BBLs | 4,827 MCF | Oct 2006 - Sep 2023 |
| Legacy Reserves Operating, LP | New Mexico | 66,725 BBLs | 287,061 MCF | May 2006 - Sep 2023 |
| LH Operating, LLC | New Mexico | 34,376 BBLs | 37,733 MCF | Nov 2019 - Sep 2023 |
| Liberty Resources Management Company, LLC | North Dakota | 239,266 BBLs | 493,513 MCF | Jun 2014 - Oct 2023 |
| Lime Rock Resources III-A, L.P. | North Dakota | 405,607 BBLs | 377,298 MCF | Mar 2015 - Sep 2023 |
| Lime Rock Resources V-A, LP | North Dakota | 117,290 BBLs | 637,606 MCF | Jul 2022 - Oct 2023 |
| Little Chief Energy Corporation | Kansas | 2,516 BBLs | 0 MCF | Jan 2010 - Jul 2023 |
| Llox, L.L.C. | Louisiana | 73,162 BBLs | 1,012,481 MCF | Feb 2015 - Mar 2023 |
| Lobo Operating, Inc. | Louisiana | 8,914 BBLs | 4,672 MCF | Mar 1995 - Apr 2023 |
| Locin Oil Corporation | Colorado | 324 BBLs | 51,846 MCF | May 2000 - Sep 2023 |
| Loeb LLC* Herman L | Colorado | 1,599 BBLs | 10,385 MCF | Jan 1999 - Oct 2023 |
| Loewen Operator, Inc. | Kansas | 2,092 BBLs | 0 MCF | Jan 1980 - Jul 2023 |
| Logos Operating LLC | Colorado | 0 BBLs | 293,944 MCF | Jul 2017 - Sep 2023 |
| Logos Operating, LLC | New Mexico | 22,650 BBLs | 3,094,273 MCF | Jul 2012 - Sep 2023 |
| Loil Oil LLC | Wyoming | 6,614 BBLs | 12,615 MCF | Nov 2016 - Sep 2023 |
| Lonestar Oil Co | Kansas | 1,879 BBLs | 0 MCF | Jan 1980 - Jul 2023 |
| Lonewolf Operating, LLC | Montana | 2,231 BBLs | 11,758 MCF | Aug 2018 - Sep 2023 |
| Longfellow Energy, LP | New Mexico | 105,394 BBLs | 226,421 MCF | Jul 2017 - Sep 2023 |
| Longs Peak Resources LLC | Colorado | 2,157 BBLs | 996 MCF | Feb 2016 - Sep 2023 |
| Longs Peak Resources LLC | Wyoming | 25,255 BBLs | 33,491 MCF | Feb 2016 - Sep 2023 |
| Louisiana Jordan Oil Company, Inc. | Louisiana | 1,821 BBLs | 7,127 MCF | Jan 2013 - Mar 2023 |
| Luff Exploration Company | North Dakota | 10,188 BBLs | 8,740 MCF | Dec 1996 - Sep 2023 |
| Lynx Operating Co., Inc. | New Mexico | 2,689 BBLs | 840 MCF | Jan 1999 - Sep 2023 |
| M & G DRLG Co Inc | New Mexico | 0 BBLs | 66,291 MCF | May 1995 - Sep 2023 |
| M & K Oil Company LLC | Wyoming | 19,686 BBLs | 64,526 MCF | Jan 1978 - Oct 2023 |
| M & M Exploration, Inc. | Kansas | 1,377 BBLs | 16,693 MCF | Mar 2002 - Jul 2023 |
| M & M Oil Company, L.L.C. | Louisiana | 3,609 BBLs | 0 MCF | Aug 1994 - Apr 2023 |
| M G Oil Inc | Kansas | 7,532 BBLs | 0 MCF | Jan 1980 - Jul 2023 |