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 data acquisition, imaging, interpretation, and field evaluation to oil and gas companies. It also operates in the Asia Pacific, Canada, Egypt, the Americas, Angola, the United Kingdom, Ukraine, Brazil, South Africa, other African countries, the Middle East, 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.