Addax Petroleum is an international oil and gas exploration and production company founded in 1994, focusing primarily on West Africa and the Middle East. It became a subsidiary of the Sinopec Group in 2009. The company is headquartered in Geneva, Switzerland, with operational offices in Nigeria, Gabon, and Cameroon, employing over 900 people globally.

Addax Petroleum engages in upstream oil and gas activities, including exploration, development, and production. It operates several oil fields and associated infrastructure, particularly in Nigeria, where it has made significant offshore discoveries. The company produces crude oil, averaging over 135,000 barrels per day, and also includes natural gas in its portfolio. Addax Petroleum emphasizes health, safety, and environmental management while investing in community development projects to support the regions where it operates.