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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Iron Oil Operating, LLC | North Dakota | 45,964 BBLs | 78,425 MCF | Jun 2017 - Dec 2018 |
| J-V Oil, LLC | Kansas | 2,431 BBLs | 1,288 MCF | Jan 1980 - Oct 2018 |
| J-W Operating Company | Louisiana | 707 BBLs | 1,734,389 MCF | Jan 1977 - Aug 2018 |
| J. P. Van Way | Louisiana | 10,149 BBLs | 28,199 MCF | Jul 1981 - Sep 2018 |
| J. R. Pounds, Inc. | Mississippi | 6,711 BBLs | 3,561 MCF | Jan 2018 - Nov 2018 |
| Jabsco Oil Operating, LLC | Alabama | 849 BBLs | 50,991 MCF | Feb 1977 - Oct 2018 |
| Jack L. Phillips | Mississippi | 7,068 BBLs | 2,014 MCF | Jan 2018 - Nov 2018 |
| Jag Operating, L.L.C. | Louisiana | 2,770 BBLs | 782 MCF | Jan 2008 - Sep 2018 |
| James Drilling Co., Inc. | Louisiana | 3,155 BBLs | 0 MCF | Oct 1986 - Oct 2018 |
| Jamex, Inc | Arkansas | 3,215 BBLs | 0 MCF | Apr 2002 - Dec 2018 |
| Jason Oil Company, LLC | Kansas | 8,246 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| Jaspar Co. | Kansas | 3,482 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| Jay Management Company, LLC | New Mexico | 1,232 BBLs | 23,954 MCF | Mar 2007 - Sep 2018 |
| Jeems Bayou Production Corp. | Louisiana | 1,338 BBLs | 24,185 MCF | Jan 1977 - Sep 2018 |
| Jimmy P Dempsey | Louisiana | 4,214 BBLs | 78 MCF | Jan 1977 - Sep 2018 |
| John H Hendrix Corp | New Mexico | 13,538 BBLs | 313,119 MCF | Jan 1993 - Sep 2018 |
| John J. Welsh | Louisiana | 2,683 BBLs | 45,136 MCF | Nov 1988 - Sep 2018 |
| Jonah Energy LLC | Wyoming | 160,495 BBLs | 16,385,439 MCF | Jan 2014 - Dec 2018 |
| Jordan Development Company LLC | Michigan | 2,490 BBLs | 272,541 MCF | Jan 1986 - Mar 2018 |
| JP Oil Wyoming LLC | Wyoming | 2,818 BBLs | 5,512 MCF | Jan 2018 - Dec 2018 |
| Juniper Resources Exploration Company, LLC | New Mexico | 4,108 BBLs | 61,136 MCF | Mar 2017 - Sep 2018 |
| Justiss Oil Company, Inc. | Louisiana | 5,364 BBLs | 69,987 MCF | Mar 1981 - Sep 2018 |
| K & N Petroleum, Inc. | Kansas | 4,551 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| K P Kauffman Company Inc | Colorado | 20,544 BBLs | 150,171 MCF | Jan 1999 - Nov 2018 |
| K P Kauffman Company Inc | New Mexico | 2,789 BBLs | 0 MCF | Oct 2004 - Sep 2018 |
| K-Bar Oil | Kansas | 2,282 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| K3 Oil & Gas Operating Company | Kansas | 4,608 BBLs | 10,688 MCF | Jan 2010 - Oct 2018 |
| Kahan And Associates, Inc | Kansas | 8,108 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| Kaiser-Francis Oil Co | New Mexico | 49,985 BBLs | 145,731 MCF | Jan 1993 - Sep 2018 |
| Kaiser-Francis Oil Company | Louisiana | 10,711 BBLs | 99,698 MCF | Aug 1981 - Sep 2018 |
| Kaiser-Francis Oil Company | North Dakota | 34,194 BBLs | 37,174 MCF | Jul 2002 - Dec 2018 |
| Kansas Natural Gas Operating, LC | Kansas | 0 BBLs | 150,651 MCF | Jan 2010 - Oct 2018 |
| Kansas Resource Exploration & Development, LLC | Kansas | 3,249 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| Kantor Oil Company, LLC | Kansas | 3,484 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| Kash Oil And Gas, Inc | Louisiana | 4,347 BBLs | 9,886 MCF | Apr 1986 - Oct 2018 |
| Kelly Bayou Production | Louisiana | 2,394 BBLs | 0 MCF | Sep 1999 - Oct 2018 |
| Kerr McGee Oil & Gas Onshore LP | Colorado | 2,912,520 BBLs | 22,175,613 MCF | Jan 1999 - Nov 2018 |
| Key Operating Company | Louisiana | 3,087 BBLs | 3,528 MCF | Jan 1995 - Sep 2018 |
| KFG Petroleum Corporation | Mississippi | 6,014 BBLs | 0 MCF | Dec 1976 - Nov 2018 |
| KGH Operating Company | Colorado | 1,282 BBLs | 49,028 MCF | Jun 2000 - Dec 2018 |
| Kinder Morgan Co2 Co LP | Colorado | 0 BBLs | 37,235,282 MCF | Apr 2000 - Dec 2018 |
| Kirby Oil Company | Louisiana | 3,559 BBLs | 0 MCF | Jan 1981 - Oct 2018 |
| Knighton Oil Company, Inc. | Kansas | 7,372 BBLs | 2,290 MCF | Jan 1980 - Oct 2018 |
| Koch Exploration Company, LLC | New Mexico | 42 BBLs | 83,438 MCF | Jan 1993 - Aug 2018 |
| Kraken Development III, LLC | North Dakota | 51,970 BBLs | 82,887 MCF | Oct 2018 - Nov 2018 |
| Kraken Operating, LLC | Montana | 296,168 BBLs | 237,506 MCF | Sep 2013 - Nov 2018 |
| Kraken Operating, LLC | North Dakota | 666,854 BBLs | 674,269 MCF | Sep 2016 - Dec 2018 |
| Krier, Kirby Oil, Inc. | Kansas | 2,250 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| L. D. Drilling, Inc. | Kansas | 20,258 BBLs | 120 MCF | Jan 1980 - Oct 2018 |
| La Veta Oil & Gas, LLC | Kansas | 2,656 BBLs | 0 MCF | Jan 1980 - Oct 2018 |