Africa Oil
OTCMKTS:AOIFFAfrica Oil Corp., together with its subsidiaries, operates as an oil and gas exploration and production company in Kenya, Nigeria, and South Africa. The company holds interests in producing and development assets in deep-water Nigeria, and development assets in Kenya. It also has a portfolio of exploration and appraisal assets in Namibia, Nigeria, South Africa, and Kenya, as well as Guyana and Senegal Guinea Bissau Joint Development Zone. The company was formerly known as Canmex Minerals Corporation and changed its name to Africa Oil Corp. in August 2007. Africa Oil Corp. was incorporated in 1983 and is headquartered in Vancouver, Canada.
CGG
OTCMKTS:CGGYYCGG engages in the provision of data, products, services, and solutions in Earth science, data science, sensing, and monitoring in North America, Latin America, the Central and South Americas, Europe, Africa, the Middle East, and the Asia Pacific. It operates through two segments: Data, Digital & Energy Transition (DDE); and Sensing & Monitoring (SMO). The DDE segments engages in the developing and licensing Earth data seismic surveys; processing and imaging seismic data; sale of seismic data processing software under the Geovation brand; provision of geoscience and petroleum engineering consulting services; and collecting, developing, and licensing geological data. The SMO segment is involved in the design, engineering, and manufacturing of seismic equipment for the land and marine seismic data acquisition, including seismic recording equipment, software, and seismic sources for land vibrators or marine sources, and sensing and monitoring equipment and solutions under the Sercel, Metrolog, GRC, DeRegt, and Geocomp brand names. This segment also provides customer support services, such as training. It provides its solutions for natural resources, environmental, infrastructure, energy transition, and digital applications. The company was formerly known as Compagnie Générale de Géophysique Veritas SA and changed its name to CGG in 2013. CGG was incorporated in 1931 and is headquartered in Massy, France.
Premier Oil
OTCMKTS:PMOIYPremier Oil plc, an oil and gas company, engages in the exploration, production, and development of oil and gas properties in the Falkland Islands, Indonesia, Vietnam, the United Kingdom, and internationally. As of December 31, 2019, its proved and probable reserves (2P) were 175 million barrels of oil equivalent (mmboe); and 2P and estimated contingent resources were 847 mmboe. Premier Oil plc was founded in 1934 and is headquartered in London, the United Kingdom.
Tullow Oil
OTCMKTS:TUWOYTullow Oil plc engages in the oil and gas exploration, development, and production activities primarily in Africa, Europe, and South America. The company was founded in 1985 and is headquartered in London, the United Kingdom.