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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Iacx Production LLC | New Mexico | 81 BBLs | 264,107 MCF | Apr 2020 - Jun 2026 |
| Impact Energy Operating LLC | Wyoming | 17,320 BBLs | 0 MCF | Aug 2022 - Jul 2026 |
| Impetro Resources LLC | Colorado | 17,385 BBLs | 406 MCF | Jan 1999 - May 2026 |
| Indian Exploration, Inc. | Louisiana | 1,621 BBLs | 0 MCF | Feb 1992 - Jan 2025 |
| Indian Oil Co., Inc. | Kansas | 5,490 BBLs | 31,518 MCF | Jan 1980 - May 2026 |
| Investment Equipment LLC | Colorado | 1,551 BBLs | 295 MCF | Jan 1999 - May 2026 |
| Iron Oil Operating, LLC | North Dakota | 23,133 BBLs | 7,603 MCF | Jun 2017 - Jun 2026 |
| J R Oil, LTD. Co. | New Mexico | 15,773 BBLs | 79,835 MCF | Dec 2007 - Jun 2026 |
| J-V Oil, LLC | Kansas | 2,851 BBLs | 0 MCF | Jan 1980 - May 2026 |
| J. P. Van Way | Louisiana | 10,876 BBLs | 20,979 MCF | Jul 1981 - Dec 2024 |
| Jabsco Oil Operating, LLC | Alabama | 379 BBLs | 44,101 MCF | Feb 1977 - Jun 2026 |
| Jack L. Phillips Co. | Mississippi | 3,183 BBLs | 890 MCF | Dec 1976 - Jul 2026 |
| James Drilling Co., Inc. | Louisiana | 3,109 BBLs | 0 MCF | Oct 1986 - Dec 2024 |
| James P. Williams Enterprises, Inc. | Kansas | 1,336 BBLs | 0 MCF | Feb 2010 - May 2026 |
| Jason Oil Company, LLC | Kansas | 6,066 BBLs | 0 MCF | Jan 1980 - May 2026 |
| Jaspar Co. | Kansas | 5,938 BBLs | 0 MCF | Jan 1980 - May 2026 |
| Jel Resources, LLC | Kansas | 1,128 BBLs | 10,562 MCF | Feb 2018 - May 2026 |
| Jettison, Inc. | North Dakota | 1,909 BBLs | 2,359 MCF | Jul 2002 - Jun 2026 |
| Jicarilla Energy Co | New Mexico | 590 BBLs | 180,012 MCF | Jan 1993 - Jun 2026 |
| Jimmy P Dempsey | Louisiana | 3,436 BBLs | 0 MCF | Jan 1977 - Jan 2025 |
| Joe Gerstner Oil, LLC | Kansas | 1,230 BBLs | 0 MCF | Jan 1980 - May 2026 |
| Joemar Wyoming Operating LLC | Wyoming | 2,960 BBLs | 2,647 MCF | Dec 2023 - Jul 2026 |
| John J. Welsh | Louisiana | 2,799 BBLs | 38,045 MCF | Dec 1988 - Dec 2024 |
| Jonah Energy LLC | New Mexico | 248,357 BBLs | 3,752,725 MCF | Mar 2025 - Jul 2026 |
| Jonah Energy LLC | Wyoming | 68,527 BBLs | 7,667,104 MCF | Jun 2014 - Jun 2026 |
| Jones & Buck Development, LLC | Kansas | 3,294 BBLs | 0 MCF | Jan 1980 - May 2026 |
| Jones Oil Exploration, LLC | Kansas | 1,615 BBLs | 0 MCF | Jan 2010 - May 2026 |
| Jordan Development Company LLC | Michigan | 4,172 BBLs | 172,989 MCF | Feb 1982 - Jun 2026 |
| Jordan Oil Management Inc. | Kansas | 2,411 BBLs | 549 MCF | Jan 1980 - May 2026 |
| JP Oil Wyoming LLC | Wyoming | 4,735 BBLs | 28,901 MCF | Jan 1993 - Jun 2026 |
| JSB, LLC | Louisiana | 3,742 BBLs | 0 MCF | Mar 2000 - Dec 2024 |
| Justiss Oil Company, Inc. | Louisiana | 5,227 BBLs | 24,749 MCF | Mar 1981 - Dec 2024 |
| K & N Petroleum, Inc. | Kansas | 5,711 BBLs | 0 MCF | Jan 1980 - May 2026 |
| K P Kauffman Company Inc | Colorado | 9,293 BBLs | 64,822 MCF | Jan 1999 - May 2026 |
| K&M Resources LLC | New Mexico | 1,616 BBLs | 1 MCF | Apr 2021 - Jun 2026 |
| K-Bar Oil LLC | Kansas | 1,760 BBLs | 0 MCF | Jan 2010 - May 2026 |
| Kahan And Associates, Inc | Kansas | 7,323 BBLs | 0 MCF | Jan 1980 - May 2026 |
| Kaiser Francis Oil Co | Wyoming | 1,221 BBLs | 57,864 MCF | Jan 1983 - Jul 2026 |
| Kaiser-Francis Oil Co | New Mexico | 792,970 BBLs | 4,531,546 MCF | Jan 1993 - Jul 2026 |
| Kansas Crude Investments LLC | Kansas | 1,279 BBLs | 0 MCF | Jan 2010 - May 2026 |
| Kansas Energy Company, L.L.C. | Kansas | 1,017 BBLs | 0 MCF | Jan 1980 - May 2026 |
| Kansas Natural Gas Operating, LC | Kansas | 0 BBLs | 92,840 MCF | Jan 2010 - May 2026 |
| Kantor Oil Company, LLC | Kansas | 2,508 BBLs | 0 MCF | Jan 1980 - May 2026 |
| Kelly Bayou Production | Louisiana | 2,038 BBLs | 0 MCF | Sep 1999 - Jan 2025 |
| Kennedy Oil | Wyoming | 2,731 BBLs | 21,026 MCF | Apr 1984 - Jul 2026 |
| Kentex Worland Operating Co LLC | Wyoming | 2,137 BBLs | 133,585 MCF | Oct 2025 - Jun 2026 |
| Kerr McGee Oil & Gas Onshore LP | Colorado | 2,723,198 BBLs | 25,852,041 MCF | Jan 1999 - May 2026 |
| Kerr-McGee Oil & Gas Onshore LP | Wyoming | 2,118 BBLs | 7,109 MCF | Mar 1994 - Jul 2026 |
| Key Operating Company | Louisiana | 16,584 BBLs | 14,806 MCF | Jan 1995 - Jan 2025 |
| KGH Operating Company | Colorado | 1,281 BBLs | 28,200 MCF | Jan 1999 - May 2026 |