National Grid Plc ADR (NGG)

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 and Other Activities segments. The UK Electricity Transmission segment owns and operates electricity transmission networks, which comprise approximately 7,200 kilometers of overhead lines; 1,560 kilometers of underground cables; and 346 substations in England and Wales, as well as Scottish electricity transmission systems. The UK Gas Transmission segment owns and operates gas transmission systems that include approximately 7,660 kilometers of high-pressure pipes and 24 compressor stations connecting 8 distribution networks in Great Britain, as well as other 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. This segment's assets comprise 14,293 kilometers of overhead lines; 168 kilometers of underground cables; 387 transmission substations; and 740 distribution substations. It also engages in owning and operating gas distribution networks in upstate New York, New York City, Long Island, Massachusetts, and Rhode Island. The National Grid Ventures and Other Activities segment engages in the commercial operations in metering, LNG importation terminal, and electricity interconnectors businesses, as well as property development and insurance activities in the United Kingdom and United States. The company was founded in 1990 and is headquartered in London, the United Kingdom.