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/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.
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.
Zion Oil & Gas
OTCMKTS:ZNOGZion Oil & Gas, Inc., together with its subsidiaries, operates as an oil and gas exploration company in Israel. The company holds a petroleum exploration license onshore Israel, the New Megiddo License 428 comprising an area of approximately 99,000 acres. The company was incorporated in 2000 and is headquartered in Dallas, Texas.