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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Kennedy Oil | Wyoming | 1,575 BBLs | 18,446 MCF | Apr 1984 - Sep 2024 |
| Kentex Worland LLC | Wyoming | 2,919 BBLs | 137,128 MCF | Apr 2019 - Oct 2024 |
| Kerr McGee Oil & Gas Onshore LP | Colorado | 2,382,278 BBLs | 23,087,061 MCF | Jan 1999 - Oct 2024 |
| Kerr-McGee Oil & Gas Onshore LP | Wyoming | 3,173 BBLs | 17,602 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 | 347 BBLs | 23,021,217 MCF | Apr 2000 - Oct 2024 |
| Knighton Oil Company, Inc. | Kansas | 7,850 BBLs | 1,136 MCF | Jan 1980 - Aug 2024 |
| Koda Resources Operating, LLC | North Dakota | 165,663 BBLs | 143,441 MCF | Sep 2019 - Sep 2024 |
| Koron Investments, Inc. | Kansas | 1,774 BBLs | 0 MCF | Jan 1980 - Aug 2024 |
| Kraken Operating, LLC | Montana | 326,729 BBLs | 621,638 MCF | Sep 2013 - Sep 2024 |
| Kraken Operating, LLC | North Dakota | 694,817 BBLs | 1,570,086 MCF | Sep 2016 - Sep 2024 |
| Kratos Operating, LLC | New Mexico | 2,959 BBLs | 3,276 MCF | Jul 2023 - Sep 2024 |
| Krier, Kirby Oil, Inc. | Kansas | 1,731 BBLs | 0 MCF | Jan 1980 - Aug 2024 |
| L. D. Drilling, Inc. | Kansas | 15,298 BBLs | 512 MCF | Jan 1980 - Aug 2024 |
| Lachenmayr Oil LLC | Kansas | 4,668 BBLs | 3,130 MCF | Jan 1980 - Aug 2024 |
| Lafayette Oilfield Contractors, Inc. | Louisiana | 8,024 BBLs | 0 MCF | Nov 2020 - Jun 2024 |
| Lambda Energy Resources LLC | Michigan | 41,382 BBLs | 439,006 MCF | Nov 2016 - Oct 2024 |
| Land And Natural Resource Development, Inc. | Alabama | 3,665 BBLs | 54,557 MCF | Jul 1977 - Jun 2024 |
| Landmark Resources, Inc. | Kansas | 14,696 BBLs | 3,582 MCF | Jan 1980 - Aug 2024 |
| Lario Oil & Gas Co | New Mexico | 5,381 BBLs | 2,322 MCF | Jan 1993 - Sep 2024 |
| Lario Oil & Gas Company | Kansas | 20,967 BBLs | 22,502 MCF | Jan 1980 - Aug 2024 |
| Lawco Holdings, LLC | Kansas | 2,065 BBLs | 0 MCF | Aug 2014 - Aug 2024 |
| Layline Oil And Gas LLC | Michigan | 9,234 BBLs | 5,794 MCF | Jan 2017 - Sep 2024 |
| Laymon Oil II, LLC | Kansas | 9,827 BBLs | 0 MCF | Jan 1980 - Aug 2024 |
| LB Exploration, Inc. | Kansas | 2,068 BBLs | 19,061 MCF | Jan 1980 - Aug 2024 |
| Lebsack Oil Production Inc. | Kansas | 5,806 BBLs | 2,044 MCF | Jan 1980 - Aug 2024 |
| Legacy Reserves Operating LP | North Dakota | 8,376 BBLs | 5,241 MCF | Oct 2006 - Sep 2024 |
| Lewis Operating Company | Louisiana | 1,454 BBLs | 140 MCF | Oct 1988 - Jun 2024 |
| LH Operating, LLC | New Mexico | 28,456 BBLs | 24,033 MCF | Nov 2019 - Sep 2024 |
| Liberty Operating Company, LLC | Mississippi | 2,210 BBLs | 0 MCF | Dec 1976 - Oct 2024 |
| Liberty Resources Management Company, LLC | North Dakota | 2,842 BBLs | 1,421 MCF | Jun 2014 - Oct 2024 |
| Lime Rock Resources III-A, L.P. | North Dakota | 328,929 BBLs | 384,571 MCF | Mar 2015 - Sep 2024 |
| Lime Rock Resources V-A, LP | North Dakota | 99,482 BBLs | 663,459 MCF | Jul 2022 - Sep 2024 |
| Little Chief Energy Corporation | Kansas | 1,471 BBLs | 0 MCF | Jan 2010 - Aug 2024 |
| Lobo Operating, Inc. | Louisiana | 8,859 BBLs | 5,859 MCF | Mar 1995 - Jun 2024 |
| Loeb LLC* Herman L | Colorado | 1,312 BBLs | 7,856 MCF | Jan 1999 - Oct 2024 |
| Logos Operating LLC | Colorado | 2 BBLs | 274,975 MCF | Jul 2017 - Sep 2024 |
| Logos Operating, LLC | New Mexico | 19,104 BBLs | 4,258,003 MCF | Jul 2012 - Sep 2024 |
| Loil Oil LLC | Wyoming | 6,284 BBLs | 13,022 MCF | Nov 2016 - Oct 2024 |
| Lone Wolf Oil & Gas Co., LLC | Kansas | 1,565 BBLs | 0 MCF | Jan 2010 - Aug 2024 |
| Lonestar Oil Co | Kansas | 1,887 BBLs | 0 MCF | Jan 1980 - Aug 2024 |
| Longfellow Energy, LP | New Mexico | 109,469 BBLs | 297,543 MCF | Jul 2017 - Sep 2024 |
| Longs Peak Resources LLC | Colorado | 2,726 BBLs | 2,177 MCF | Feb 2016 - Sep 2024 |
| Longs Peak Resources LLC | Wyoming | 14,821 BBLs | 18,582 MCF | Feb 2016 - Sep 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 | 9,587 BBLs | 7,748 MCF | Dec 1996 - Sep 2024 |
| Lynx Operating Co., Inc. | New Mexico | 2,235 BBLs | 1,783 MCF | Jan 1999 - Oct 2024 |
| M & G DRLG Co Inc | New Mexico | 0 BBLs | 61,940 MCF | May 1995 - Oct 2024 |
| M & K Oil Company LLC | Wyoming | 25,835 BBLs | 92,028 MCF | Jan 1978 - Oct 2024 |