CGG (Compagnie Générale de Géophysique) is a French-based geophysical services company founded in 1931.

CGG provides geological, geophysical and reservoir capabilities to customers primarily from the global oil and gas industry. It has three complementary businesses: Equipment, Acquisition, and Geology, Geophysics & Reservoir (GGR).

Traded as:           Euronext: CGG; NYSE: CGG

Industry:              Oil services

Founded:             1931

Headquarters:    Tour Montparnasse, Paris, France

Products:             Geophysical services

Website:              www.cgg.com