National Grid Plc engages in the transmission and distribution of electricity and gas. The firm's principal activities involve the transmission and distribution of electricity in Great Britain and of electricity and gas in the northeastern United States. Its segments include UK Electricity Transmission, UK Electricity Distribution, New England, New York and National Grid Ventures. The UK Electricity Transmission segment includes the high-voltage electricity transmission networks in England and Wales. The UK Electricity Distribution segment includes electricity distribution networks of NGED in the East Midlands, West Midlands and South West of England and South Wales. The New England segment includes electricity distribution networks, high-voltage electricity transmission networks and gas distribution networks in New England. The New York segment includes electricity distribution networks, high-voltage electricity transmission networks and gas distribution networks in New York.
