NGG vs TGS

National Grid Transco PLC National Grid PLC (NEW)

National Grid plc transmits and distributes electricity and natural gas. It operates through UK Electricity Transmission, UK Gas Transmission, US Regulated, and National Grid Ventures (NGV) and Other segments. The UK Electricity Transmission segment owns and operates electricity transmission networks, which comprise approximately 7,236 kilometers of overhead lines. The UK Gas Transmission segment owns and operates gas transmission systems, as well as third-party independent systems and liquefied natural gas (LNG) storage facilities. The US Regulated segments owns and operates transmission facilities across upstate New York, Massachusetts, New Hampshire, Rhode Island, and Vermont; and electricity distribution networks in upstate New York, Massachusetts, and Rhode Island. Its assets comprise 14,439 kilometers of overhead lines; an electricity distribution network of approximately 117,498 circuit miles; and a network of approximately 57,551 kilometers of gas pipeline. The NGV and Other segment engages in the energy metering business; transporting renewable energy long distances through its electricity interconnectors; and storing LNG, as well as commercial property and insurance activities in the United Kingdom. The company was founded in 1990 and is headquartered in London, the United Kingdom.

Transportadora de Gas del Sur SA TGS

Transportadora de Gas del Sur S.A. provides natural gas transportation and distribution services in Argentina. The company operates through four segments: Natural Gas Transportation Services; Liquids Production and Commercialization; Other Services; and Telecommunications. The Natural Gas Transportation segment transports natural gas through 5,769 miles of pipeline system to distribution companies, power plants, and industrial customers. As of December 31, 2018, it served 6.2 million residential, commercial, industrial, and electric power generation end-users. It also provides operation and maintenance services for the natural gas transportation facilities. The Liquids Production and Commercialization segment produces and commercializes natural gas liquids, such as ethane, liquid petroleum gas, natural gasoline, propane, and butane in Argentina and internationally. The Other Services segment offers midstream services, including natural gas treatment, separation, and removal of impurities from the natural gas stream, as well as natural gas compression. It also provides services related to pipeline and compression plant construction, operation, and maintenance; and generates steam for electricity production. The Telecommunications segment provides telecommunication services with a network that includes a microwave digital network with synchronous digital hierarchy technology and a dark fiber optic network. The company was founded in 1992 and is headquartered in Buenos Aires, Argentina. Transportadora de Gas del Sur S.A. is a subsidiary of Compañía de Inversiones de Energía S.A.