Algeria’s oil and gas giant Sonatrach is the first listed company in Africa and the 12th company in the world. In 2010, it achieved a turnover of nearly US $56.1. The company is involved in the exploration, production, pipeline, transportation, processing and marketing of hydrocarbons and their derivatives.
It also does work in other industries, such as desalination of seawater and power generation and invests in or owns 18 major companies, including an airline. It is the 14th World Petroleum Company, the fifth largest exporter of natural gas, the sixth world company for Natural Gas and the fourth largest exporter of LNG. The company operates in several regions of the world apart from the continent, including Europe, Latin America and the USA.