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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Hunt Oil Company | North Dakota | 361,102 BBLs | 410,038 MCF | Aug 1956 - May 2024 |
| Huntington Energy LLC | Wyoming | 3,114 BBLs | 2,088 MCF | Dec 2006 - May 2024 |
| Hyperion Oil & Gas LLC | Wyoming | 9,336 BBLs | 53,383 MCF | Feb 2010 - May 2024 |
| Ia Operating, Inc. | Kansas | 7,196 BBLs | 0 MCF | Apr 1997 - Mar 2024 |
| Iacx Production LLC | New Mexico | 102 BBLs | 326,203 MCF | Apr 2020 - Apr 2024 |
| Igwt, Inc. | Kansas | 1,509 BBLs | 0 MCF | Jan 1980 - Mar 2024 |
| Impact Energy Operating LLC | Wyoming | 21,068 BBLs | 0 MCF | Aug 2022 - May 2024 |
| Impact Exploration & Production LLC | Wyoming | 118,007 BBLs | 276,915 MCF | Apr 2018 - May 2024 |
| Impetro Resources LLC | Colorado | 11,700 BBLs | 0 MCF | Mar 2018 - Apr 2024 |
| Indian Exploration, Inc. | Louisiana | 2,470 BBLs | 0 MCF | Feb 1992 - Jan 2024 |
| Indian Oil Co., Inc. | Kansas | 6,771 BBLs | 36,834 MCF | Jan 1980 - Mar 2024 |
| Investment Equipment LLC | Colorado | 1,864 BBLs | 295 MCF | Apr 2010 - Apr 2024 |
| Iron Oil Operating, LLC | North Dakota | 240,219 BBLs | 501,738 MCF | Jun 2017 - May 2024 |
| J R Oil, LTD. Co. | New Mexico | 17,743 BBLs | 114,309 MCF | Dec 2007 - Apr 2024 |
| J-V Oil, LLC | Kansas | 1,669 BBLs | 1,025 MCF | Jan 1980 - Mar 2024 |
| J. P. Van Way | Louisiana | 13,178 BBLs | 29,349 MCF | Jul 1981 - Dec 2023 |
| J. R. Pounds, Inc. | Mississippi | 2,880 BBLs | 165 MCF | Nov 1976 - Apr 2024 |
| Jabsco Oil Operating, LLC | Alabama | 784 BBLs | 51,577 MCF | Feb 1977 - Feb 2024 |
| James Drilling Co., Inc. | Louisiana | 2,462 BBLs | 0 MCF | Oct 1986 - Jan 2024 |
| Jamex, Inc | Arkansas | 1,832 BBLs | 0 MCF | Apr 2002 - May 2024 |
| Jason Oil Company, LLC | Kansas | 9,236 BBLs | 0 MCF | Jan 1980 - Mar 2024 |
| Jaspar Co. | Kansas | 7,421 BBLs | 0 MCF | Jan 1980 - Mar 2024 |
| Javelin Energy Partners Management, LLC | Utah | 602,376 BBLs | 2,085,780 MCF | Jun 2022 - May 2024 |
| Jay Management Company, LLC | New Mexico | 1,205 BBLs | 16,197 MCF | Mar 2007 - Apr 2024 |
| Jicarilla Energy Co | New Mexico | 374 BBLs | 175,951 MCF | Jan 1993 - Apr 2024 |
| Jimmy P Dempsey | Louisiana | 3,075 BBLs | 0 MCF | Jan 1977 - Jan 2024 |
| Joemar Wyoming Operating LLC | Wyoming | 2,053 BBLs | 21 MCF | Dec 2023 - Apr 2024 |
| John J. Welsh | Louisiana | 2,790 BBLs | 44,322 MCF | Dec 1988 - Dec 2023 |
| Jonah Energy LLC | Wyoming | 90,570 BBLs | 10,277,384 MCF | Jun 2014 - Apr 2024 |
| Jones & Buck Development, LLC | Kansas | 3,535 BBLs | 0 MCF | Jan 1980 - Mar 2024 |
| Jordan Development Company LLC | Michigan | 1,581 BBLs | 205,870 MCF | Feb 1982 - Mar 2024 |
| Jordan Oil Management Inc. | Kansas | 3,923 BBLs | 1,510 MCF | Jan 1980 - Mar 2024 |
| JP Oil Wyoming LLC | Wyoming | 2,528 BBLs | 4,840 MCF | Jan 1993 - Apr 2024 |
| JSB, LLC | Louisiana | 3,897 BBLs | 0 MCF | Mar 2000 - Jan 2024 |
| Justiss Oil Company, Inc. | Louisiana | 5,665 BBLs | 24,425 MCF | Mar 1981 - Dec 2023 |
| K & N Petroleum, Inc. | Kansas | 4,309 BBLs | 0 MCF | Jan 1980 - Mar 2024 |
| K P Kauffman Company Inc | Colorado | 13,613 BBLs | 73,620 MCF | Jan 1999 - Apr 2024 |
| K&M Resources LLC | New Mexico | 2,570 BBLs | 2,212 MCF | Apr 2021 - May 2024 |
| K-Bar Oil LLC | Kansas | 2,399 BBLs | 0 MCF | Jan 2010 - Mar 2024 |
| Kahan And Associates, Inc | Kansas | 6,760 BBLs | 0 MCF | Jan 1980 - Mar 2024 |
| Kaiser Francis Oil Co | Wyoming | 2,248 BBLs | 59,805 MCF | Jan 1983 - May 2024 |
| Kaiser-Francis Oil Co | New Mexico | 1,167,575 BBLs | 5,048,965 MCF | Jan 1993 - Apr 2024 |
| Kaiser-Francis Oil Company | North Dakota | 16,975 BBLs | 27,559 MCF | Jul 2002 - May 2024 |
| Kansas Energy Company, L.L.C. | Kansas | 2,057 BBLs | 0 MCF | Jan 1980 - Mar 2024 |
| Kansas Natural Gas Operating, LC | Kansas | 0 BBLs | 107,288 MCF | Jan 2010 - Mar 2024 |
| Kantor Oil Company, LLC | Kansas | 2,182 BBLs | 0 MCF | Jan 1980 - Mar 2024 |
| Kelly Bayou Production | Louisiana | 1,629 BBLs | 0 MCF | Sep 1999 - Jan 2024 |
| Kennedy Oil | Wyoming | 1,451 BBLs | 15,552 MCF | Apr 1984 - Apr 2024 |
| Kentex Worland LLC | Wyoming | 3,649 BBLs | 130,627 MCF | Apr 2019 - May 2024 |
| Kerr McGee Oil & Gas Onshore LP | Colorado | 2,504,921 BBLs | 21,539,755 MCF | Jan 1999 - May 2024 |