PGS ASA, together with its subsidiaries, operates as a marine geophysical company primarily in Norway. The company provides a range of seismic and reservoir services, including acquisition, imaging, interpretation, and field evaluation to oil and gas companies. It also operates in Angola, the Asia Pacific, Brazil, Egypt, other African countries, the United Kingdom, Guyana, Canada, the Middle East, the Americas, and internationally. The company was formerly known as Petroleum Geo-Services ASA and changed its name to PGS ASA in May 2019. PGS ASA was founded in 1991 and is headquartered in Oslo, Norway.