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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Dry Creek Disposal Company, Inc. | North Dakota | 0 BBLs | 0 MCF | Jul 2002 - Nov 2021 |
| E. L. K. Oil Company | North Dakota | 0 BBLs | 0 MCF | Feb 1963 - Dec 1963 |
| Eagle Operating, Inc. | North Dakota | 4,911 BBLs | 6,060 MCF | Dec 1991 - Jun 2025 |
| Earl Schwartz Co. | North Dakota | 0 BBLs | 0 MCF | Sep 1960 - Oct 1989 |
| Earthstone Energy, Inc. | North Dakota | 0 BBLs | 0 MCF | Apr 2010 - Dec 2017 |
| Earthstone Operating, LLC | North Dakota | 0 BBLs | 0 MCF | Nov 2016 - Jun 2018 |
| Edward Mike Davis | North Dakota | 0 BBLs | 0 MCF | Jan 1996 - Feb 2003 |
| Edward Mike Davis, L.L.C. | North Dakota | 0 BBLs | 0 MCF | Feb 2003 - Dec 2006 |
| Eland Energy, Inc. | North Dakota | 0 BBLs | 0 MCF | Feb 2001 - Nov 2012 |
| Emerald Oil, Inc | North Dakota | 0 BBLs | 0 MCF | Mar 2013 - Dec 2016 |
| Empire North Dakota LLC | North Dakota | 26,448 BBLs | 7,392 MCF | Sep 2019 - Jun 2025 |
| Encore Energy Partners Operating LLC | North Dakota | 0 BBLs | 0 MCF | Apr 2007 - Apr 2015 |
| Encore Operating, L.P. | North Dakota | 0 BBLs | 0 MCF | Oct 1963 - Dec 2010 |
| Endeavor Energy Resources, L.P. | North Dakota | 0 BBLs | 0 MCF | Jul 2002 - Jul 2016 |
| Enduro Operating, LLC | North Dakota | 0 BBLs | 0 MCF | Jul 2012 - Dec 2018 |
| Energy Equity Company | North Dakota | 0 BBLs | 0 MCF | Jul 2002 - Feb 2023 |
| Energy Operating Company, Inc. | North Dakota | 0 BBLs | 0 MCF | Jul 2004 - Nov 2005 |
| Energyquest II, LLC | North Dakota | 0 BBLs | 0 MCF | Apr 2014 - Jul 2020 |
| Enerplus Resources USA Corporation | North Dakota | 1,646,469 BBLs | 3,834,376 MCF | Mar 2006 - Jun 2025 |
| Ensign Operating Co. | North Dakota | 0 BBLs | 0 MCF | Apr 2000 - Jan 2004 |
| EOG Resources, Inc. | North Dakota | 679,569 BBLs | 1,637,072 MCF | Apr 2001 - Jun 2025 |
| Equinor Energy LP | North Dakota | 0 BBLs | 0 MCF | Aug 2018 - Oct 2021 |
| Evertson Operating Company, Inc | North Dakota | 0 BBLs | 0 MCF | Jan 2007 - Nov 2016 |
| Evezich Enterprises | North Dakota | 0 BBLs | 0 MCF | Jul 2002 - Dec 2003 |
| Exeter Exploration Co. | North Dakota | 0 BBLs | 0 MCF | Nov 1978 - Aug 1985 |
| F & L Petroleum, LLC | North Dakota | 0 BBLs | 0 MCF | Mar 2016 - Apr 2019 |
| Farmers Union Central Exchange, Inc. | North Dakota | 0 BBLs | 0 MCF | Nov 1966 - May 1983 |
| FH Petroleum Corp. | North Dakota | 1,892 BBLs | 802 MCF | Dec 2001 - Jun 2025 |
| Fidelity Exploration & Production Company | North Dakota | 0 BBLs | 0 MCF | Jul 2002 - Apr 2016 |
| Filco Incorporated | North Dakota | 52 BBLs | 15 MCF | Jul 2002 - Jun 2025 |
| Five States Operating Company, LLC | North Dakota | 7,094 BBLs | 3,580 MCF | Aug 2023 - Jun 2025 |
| Flatirons Resources LLC | North Dakota | 0 BBLs | 0 MCF | Aug 2009 - May 2018 |
| Flying J Oil & Gas, Inc. | North Dakota | 0 BBLs | 0 MCF | Nov 1997 - Jun 2003 |
| Forest Oil Corporation | North Dakota | 0 BBLs | 0 MCF | May 2007 - Jul 2008 |
| Formentera Operations, LLC | North Dakota | 118,973 BBLs | 334,297 MCF | Jun 2022 - Jun 2025 |
| Fortson Oil Company | North Dakota | 0 BBLs | 0 MCF | Dec 1996 - May 2009 |
| Foundation Energy Management, LLC | North Dakota | 42,065 BBLs | 61,305 MCF | Jun 2016 - Jun 2025 |
| Four Starr Production, LLC | North Dakota | 0 BBLs | 0 MCF | May 2013 - Feb 2023 |
| Fox Operating Company | North Dakota | 126 BBLs | 0 MCF | Jul 2002 - Jun 2025 |
| Fram Operating LLC | North Dakota | 0 BBLs | 0 MCF | Aug 2011 - Dec 2018 |
| Fulcrum Energy Operating, LLC | North Dakota | 13,596 BBLs | 2,248 MCF | Feb 2023 - Jun 2025 |
| G3 Operating, LLC | North Dakota | 0 BBLs | 0 MCF | Feb 2008 - May 2013 |
| Gadeco, LLC | North Dakota | 2,787 BBLs | 5,228 MCF | Jul 2012 - Jun 2025 |
| Galaxy Oil | North Dakota | 54 BBLs | 42 MCF | Feb 2007 - Jul 2025 |
| Galaxy Oil Co. | North Dakota | 0 BBLs | 0 MCF | Jul 2002 - Jan 2007 |
| Galaxy Oil Operating, L.L.C. | North Dakota | 0 BBLs | 0 MCF | Aug 2002 - May 2004 |
| Gas Producing Enterprises, Inc. | North Dakota | 0 BBLs | 0 MCF | Jun 1978 - Oct 1985 |
| Genesis St Operating LLC | North Dakota | 0 BBLs | 0 MCF | May 2010 - Aug 2017 |
| Geochemical Surveys | North Dakota | 0 BBLs | 0 MCF | Oct 1965 - Jun 1966 |
| Geolinear Co. | North Dakota | 0 BBLs | 0 MCF | Oct 1990 - Jul 1996 |