Transportadora de Gas del Sur S.A. (TGS) is engaged in the transportation of natural gas, and production and commercialization of natural gas liquids (Liquids). The Company operates through four segments: Natural Gas Transportation Services, Liquids Production and Commercialization, Other Services and Telecommunications. Its Natural Gas Transportation segment includes pipeline capacity, which is reserved and paid. Its Liquids Production and Commercialization segment consists of natural gas processing activities conducted at the Cerri Complex, located near the city of Bahia Blanca, Province of Buenos Aires. TGS renders midstream services that consist of gas conditioning, gathering and compression services, which are rendered at wellhead, as well as activities related to construction, operation and maintenance of pipelines and compressor plants. TGS also provides telecommunications services through the subsidiary Telcosur S.A. (Telcosur).