Carbon Energy
OTCMKTS:CRBOCarbon Energy Corporation, an independent oil and natural gas company, engages in the acquisition, exploration, development, and production of oil, natural gas, and natural gas liquids properties in the United States. It focuses on conventional and unconventional reservoirs, including shale, tight sand, and coalbed methane located in the Appalachian, Illinois, and Ventura Basins. It owns working interests and royalty interests in wells located in California, Illinois, Indiana, Kentucky, Ohio, Tennessee, Virginia, and West Virginia, as well as had leasehold positions. The company was formerly known as Carbon Natural Gas Company and changed its name to Carbon Energy Corporation in June 2018. Carbon Energy Corporation was founded in 2007 and is based in Denver, Colorado.
InPlay Oil
OTCMKTS:IPOOFInPlay Oil Corp. engages in the acquisition, exploration, development, and production of petroleum and natural gas properties in Canada. The company produces and sells crude oil, natural gas, and natural gas liquids. It focuses on light oil asset base located in West Central, Alberta. InPlay Oil Corp. is headquartered in Calgary, Canada.
Nostrum Oil & Gas
OTCMKTS:NSTRYNostrum Oil & Gas PLC, an independent oil and gas company, engages in the exploration, development, and production of oil and gas in the pre-Caspian Basin. The company discovers and develops oil and gas reserves, as well as produces and sells crude oil, stabilized condensate, liquefied petroleum gas, and dry gas. Its principal producing asset is 100% owned Chinarevskoye field located in North-western Kazakhstan. As of December 31, 2021, the company had proved and probable reserves of 34 million barrels of oil equivalent (mmboe) and 28 mmboe of contingent resources. Nostrum Oil & Gas PLC was founded in 1997 and is based in London, the United Kingdom.
Pengrowth Energy
OTCMKTS:PGHEFPengrowth Energy Corporation, a resource company, explores for, develops, and produces oil and natural gas assets in Alberta, British Columbia, Saskatchewan, and Nova Scotia provinces in Canada. The company explores for crude oil, bitumen, natural gas, shale gas, and natural gas liquids. Its principal producing properties are the Lindbergh thermal property covering an area of 20,800 net acres located in Alberta; and Groundbirch property totaling an area of 12,536 net acres located to the south west of Fort St. John, British Columbia. As of December 31, 2018, the company had 269 net producing oil and natural gas wells; and 586 net non-producing wells, as well as total proved plus probable reserves of 446.6 millions of barrels of oil equivalent. Pengrowth Energy Corporation was founded in 1988 and is headquartered in Calgary, Canada.