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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Golden Oilfield Operations Inc | Wyoming | 0 BBLs | 0 MCF | May 2016 - Jul 2017 |
| Goldmark Engineering Inc | Wyoming | 0 BBLs | 0 MCF | Feb 1981 - Oct 2004 |
| Goodstein Fred | Wyoming | 0 BBLs | 0 MCF | Jan 1978 - Mar 1984 |
| Gordon Dale G | Wyoming | 0 BBLs | 0 MCF | Jan 1978 - Jun 1994 |
| Gordon James P | Wyoming | 0 BBLs | 0 MCF | Jan 1978 - Dec 1994 |
| Gorman Construction LLC | Wyoming | 791 BBLs | 0 MCF | Jan 2023 - Oct 2024 |
| Gould Joseph B | Wyoming | 0 BBLs | 0 MCF | Jan 1983 - Apr 2001 |
| Gpo Operations LLC | Wyoming | 0 BBLs | 0 MCF | Aug 2017 - Aug 2024 |
| Grace Petroleum Corporation | Wyoming | 0 BBLs | 0 MCF | Jan 1978 - Apr 1993 |
| Graham Royalty LTD | Wyoming | 0 BBLs | 0 MCF | Jan 1981 - Sep 1994 |
| Granite Creek Energy LLC | Wyoming | 24,293 BBLs | 82 MCF | May 2023 - Oct 2024 |
| Gray Jess & Carol LLC | Wyoming | 0 BBLs | 0 MCF | Sep 2005 - Jan 2009 |
| Grayhorse Operating Inc | Wyoming | 0 BBLs | 0 MCF | Jun 2000 - Sep 2014 |
| Grayling Resources LTD | Wyoming | 0 BBLs | 0 MCF | Sep 1989 - Jul 2020 |
| Grayson Mill Operating LLC | Wyoming | 0 BBLs | 0 MCF | Aug 2017 - Jun 2023 |
| GRB Resources | Wyoming | 0 BBLs | 0 MCF | Feb 1979 - Mar 2004 |
| Great Basin Resources Inc | Wyoming | 0 BBLs | 0 MCF | Nov 1987 - Dec 1992 |
| Great Eastern Energy Development | Wyoming | 0 BBLs | 0 MCF | Jun 1984 - Feb 2001 |
| Great Northern Drilling Company | Wyoming | 0 BBLs | 0 MCF | Jan 1978 - Mar 2008 |
| Great Northern Gas Company | Wyoming | 0 BBLs | 0 MCF | Aug 1996 - Jun 2009 |
| Great Western Drilling Company | Wyoming | 165 BBLs | 1,148 MCF | Jan 1978 - Oct 2024 |
| Great Western Oil Company | Wyoming | 0 BBLs | 0 MCF | Jan 1980 - Dec 1984 |
| Great Western Resources Inc | Wyoming | 0 BBLs | 0 MCF | Aug 1984 - Dec 1989 |
| Green Leon | Wyoming | 0 BBLs | 0 MCF | Oct 1981 - Dec 1983 |
| Green Reserve Energy Holdings LLC | Wyoming | 9,662 BBLs | 749 MCF | Dec 2020 - Oct 2024 |
| Green River Basin Well Service | Wyoming | 0 BBLs | 0 MCF | Jan 1991 - May 1996 |
| Greenstreet Lloyd | Wyoming | 0 BBLs | 0 MCF | Dec 1983 - Dec 1986 |
| Greenwood Resources | Wyoming | 0 BBLs | 0 MCF | Sep 1984 - Jan 1992 |
| Greka Am Inc | Wyoming | 0 BBLs | 0 MCF | Jun 2002 - Jul 2005 |
| Grey Hawk Operating LLC | Wyoming | 0 BBLs | 0 MCF | May 2015 - Jan 2024 |
| Greylock Production LLC | Wyoming | 11,721 BBLs | 863,360 MCF | Feb 2022 - Oct 2024 |
| Griffin Bennie C | Wyoming | 0 BBLs | 0 MCF | Jan 1991 - Dec 1993 |
| Griffin Drilling Co | Wyoming | 0 BBLs | 0 MCF | Aug 1993 - Aug 1993 |
| Griffiths Oil LLC | Wyoming | 149 BBLs | 0 MCF | Oct 2008 - Oct 2024 |
| Griggs Oil Inc | Wyoming | 0 BBLs | 0 MCF | Oct 1996 - Dec 1998 |
| Grizzly Operating LLC | Wyoming | 0 BBLs | 0 MCF | Mar 2007 - Jan 2021 |
| GRMR Oil And Gas LLC | Wyoming | 0 BBLs | 0 MCF | Jun 2013 - Oct 2024 |
| Gross Todd | Wyoming | 0 BBLs | 0 MCF | Jan 1978 - Mar 2007 |
| Gruss Petroleum Management Inc | Wyoming | 0 BBLs | 0 MCF | Oct 1986 - Jan 1989 |
| Grynberg Jack J | Wyoming | 0 BBLs | 0 MCF | Jan 1978 - Oct 2019 |
| Grynberg Petroleum Company | Wyoming | 0 BBLs | 0 MCF | Jan 2001 - Oct 2019 |
| Gu Peak Resources LTD | Wyoming | 0 BBLs | 0 MCF | Jan 1993 - Sep 2000 |
| Guenthart Oil Company RLLP | Wyoming | 0 BBLs | 0 MCF | Oct 2005 - Jul 2009 |
| Guenthart William & Lavonne | Wyoming | 19 BBLs | 0 MCF | Sep 2000 - Oct 2024 |
| Gulf Energy Corporation | Wyoming | 0 BBLs | 0 MCF | Jan 1983 - Aug 1984 |
| Gulf Exploration LLC | Wyoming | 0 BBLs | 0 MCF | Sep 2000 - Jun 2017 |
| Gulf Oil Corporation | Wyoming | 0 BBLs | 0 MCF | Jan 1978 - Dec 1985 |
| Gulf Production Corporation | Wyoming | 0 BBLs | 0 MCF | Feb 1996 - Dec 2001 |
| Gulf States Petroleum Inc | Wyoming | 0 BBLs | 0 MCF | Apr 1990 - Feb 1991 |
| H & H Investments Inc | Wyoming | 0 BBLs | 0 MCF | Jan 1978 - Dec 1988 |