TGS (also known as Transportadora de Gas del Sur) is a gas transportation company. It offers gas transportation services, spanning firm transportation, interruptible transportation, and exchange and displacement. The company is also engaged in the production and commercialization of natural gas liquids, such as ethane, propane, butane, and natural gasoline. Moreover, TGS delivers midstream services, including gas gathering, transportation and conditioning, building of conditioning and compression plants, pipelines operation and maintenance, and plants operation and maintenance.