Oil & Gas Operators in U.S.

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Oil & Gas Operators Across the United States
Operator Operating State Recent Oil Production Recent Gas Production Production Dates on File
Great American Royalties, Inc. North Dakota 1,520 BBLs 0 MCF Dec 1979 - Jun 2025
Great Plains Energy, Inc. Kansas 1,609 BBLs 0 MCF Jan 1980 - Mar 2025
Green Reserve Energy Holdings LLC Wyoming 6,824 BBLs 1,061 MCF Dec 2020 - May 2025
Greenwood Resources L.L.C. Kansas 1,203 BBLs 0 MCF Jan 1980 - Mar 2025
Greylock Production LLC Wyoming 10,290 BBLs 787,524 MCF Feb 2022 - Apr 2025
Greylock Production, LLC Utah 18,914 BBLs 1,151,291 MCF Apr 2022 - Apr 2025
Griffin & Griffin Expl, LLC Louisiana 2,331 BBLs 0 MCF Feb 2007 - Dec 2024
Griffin, Charles N. Kansas 14,719 BBLs 15,232 MCF Jun 1980 - Mar 2025
GRMR Oil & Gas LLC Colorado 2,129 BBLs 2,232 MCF Sep 2014 - Apr 2025
Gulf Production Company, Inc. Louisiana 1,398 BBLs 0 MCF Apr 1992 - Dec 2024
Gunnison Energy LLC Colorado 0 BBLs 449,974 MCF Jul 2014 - Apr 2025
H & B Petroleum Corp. Kansas 7,319 BBLs 726 MCF Jan 1980 - Mar 2025
H & C Oil Operating Inc. Kansas 4,935 BBLs 0 MCF Jan 1980 - Mar 2025
H & D Exploration LLC Kansas 1,549 BBLs 1,238 MCF May 1983 - Mar 2025
H L Brown Operating, LLC New Mexico 5,264 BBLs 9,734 MCF Jun 2001 - Apr 2025
H R F Exploration And Production LLC Michigan 0 BBLs 126,609 MCF Jan 2006 - May 2025
Hale Oil Louisiana 1,585 BBLs 0 MCF Jan 1995 - Dec 2024
Hale Oil Co. Louisiana 1,611 BBLs 0 MCF Apr 1985 - Jan 2025
Hanson Operating Co Inc New Mexico 2,072 BBLs 5,301 MCF Jan 1993 - Apr 2025
Hartman Oil Co., Inc. Kansas 15,741 BBLs 9,373 MCF Jan 1980 - Mar 2025
Harvard Petroleum Company, LLC New Mexico 49,985 BBLs 173,120 MCF Jan 1993 - Apr 2025
Harvest Petroleum Partners, LLC New Mexico 1,391 BBLs 1,502 MCF Mar 2024 - Apr 2025
Hawkins Oil, LLC Kansas 1,586 BBLs 0 MCF Jan 1980 - Mar 2025
Hayes Oil & Gas LLC Kansas 664 BBLs 10,780 MCF Jan 1980 - Mar 2025
Henergy Oil & Gas LLC Louisiana 1,623 BBLs 0 MCF Mar 2019 - Jan 2025
Herman L. Loeb, LLC Kansas 22,129 BBLs 103,054 MCF Jan 1980 - Mar 2025
Hertel Oil Company LLC Kansas 1,341 BBLs 0 MCF Jan 1980 - Mar 2025
Hess Bakken Investments II, LLC North Dakota 2,876,243 BBLs 0 MCF Jan 2014 - May 2025
Hess Oil Company Kansas 6,139 BBLs 0 MCF Jan 1980 - Mar 2025
HG Oil Holdings, LLC Kansas 16,455 BBLs 191 MCF Jan 2020 - Mar 2025
High River Resources Operating LLC Colorado 0 BBLs 78,433 MCF Aug 2019 - Apr 2025
High River Resources Operating, LLC New Mexico 5,268 BBLs 426,717 MCF Nov 2023 - Apr 2025
Hilcorp Alaska, LLC Alaska 2,636,102 BBLs 37,985,699 MCF May 2006 - May 2025
Hilcorp Energy Company Colorado 184 BBLs 1,859,053 MCF Dec 2005 - May 2025
Hilcorp Energy Company New Mexico 64,499 BBLs 23,803,359 MCF Aug 2017 - Apr 2025
Hilcorp Energy Company Wyoming 22,473 BBLs 3,143,210 MCF Jun 1997 - May 2025
Hilcorp Energy Company, Inc. Alabama 18,977 BBLs 152,332 MCF Oct 1976 - Mar 2025
Hilcorp North Slope, LLC Alaska 6,086,567 BBLs 255,385,511 MCF Jan 2019 - May 2025
Hillenburg Oil Co., A General Partnership Kansas 2,134 BBLs 0 MCF Jan 1980 - Mar 2025
Horton, John Kansas 1,159 BBLs 145 MCF Jan 1980 - Mar 2025
Howell Oil Company, Inc. Kansas 2,160 BBLs 0 MCF Jul 1985 - Mar 2025
Hudson Oil Company Of Texas New Mexico 2,112 BBLs 3,798 MCF Jan 1993 - Apr 2025
Hughes Eastern Corporation Alabama 1,658 BBLs 6,714 MCF Sep 1977 - Mar 2025
Hunt Oil Company North Dakota 451,107 BBLs 408,870 MCF Aug 1956 - May 2025
Huntington Energy LLC Wyoming 2,883 BBLs 1,725 MCF Dec 2006 - May 2025
Huntington Energy, LLC New Mexico 0 BBLs 28,485 MCF Apr 2003 - Apr 2025
Hyperion Oil & Gas LLC Wyoming 6,195 BBLs 43,031 MCF Feb 2010 - Apr 2025
Ia Operating, Inc. Kansas 6,555 BBLs 0 MCF Apr 1997 - Mar 2025
Iacx Production LLC New Mexico 49 BBLs 282,826 MCF Apr 2020 - Apr 2025
Impact Energy Operating LLC Wyoming 20,322 BBLs 0 MCF Aug 2022 - May 2025