CGG is a global participant in the geophysical seismic industry. Co. manufactures geophysical equipment and provides marine, land, and airborne data acquisition services. Co. also provides geosciences services, including data imaging, seismic data characterization, geosciences and petroleum engineering consulting services, and collecting, developing and licensing geological data. Co.'s clients are in oil and gas exploration and production industies. Co. divides its activities into four segments: Equipment, Contractual Data Acquisition, Geology, Geophysics and Reservoir (GGR), and Non-Operated Resources, including eight business lines, six Corporate functions, and four Group Departments.

Ecoslops SA. Ecoslops SA is a France-based company principally engaged in the converting pertroleum residues from shipping (slops and sludge) in new marine fuels recycled. The Company offers seaports, residues collectors, ship-owners and bunker suppliers with a technology to recycle oily waste of ships. Ecoslops SA is active in promoting the development of the P2R unit by its incorporation in a more global plant: Oil Waste Processing Plant (OW2P). The OW2P technology combines a refining petroleum process (P2R) with appropriate clean water. The Company recycles the waste in order to be used in electricity production and steam production among others. The Company's fuel production is located in the port of Sines, Portugal.

Hoffmann Green Cement Technologies SAS. Hoffmann Green Cement Technologies SAS is a France-based company, which manufactures cements. The Company mainly manufactures decarbonated cements for construction. Hoffmann Green Cement Technologies SAS is involved in the energy and ecological transition by manufacturing low carbon eco-materials.