PGS ASA, along with its affiliated entities, operates as a marine geophysical enterprise, primarily based in Norway. The company provides a comprehensive suite of seismic and reservoir services to oil and gas firms, which includes data acquisition, imaging, interpretation, and field evaluation. Its global operations span diverse regions such as the Asia Pacific, Canada, Egypt, the Americas, Angola, the United Kingdom, Ukraine, Brazil, South Africa, various other African countries, and the Middle East, among other international locations.