CGG is a leader in cutting-edge geoscience (geology, geophysics, engineering and manufacturing of geophysical equipments). We bring our clients a unique range of technologies, services and equipment designed to acquire extremely precise data and images of the Earth's subsurface. We also provide state-of-the-art software and services for analyzing that data and developing a deeper understanding of the subsurface for exploration, production and optimization of oil and gas reservoirs, geothermal reservoirs & geological storage sites. Around 5300 employees in 35 locations worldwide, 350 staff dedicated to R&D, 29 subsurface imaging centers.