National Grid plc is an energy networks company headquartered in London. It owns and operates critical infrastructure that transports electricity and gas, with regulated businesses spanning the UK and parts of the US.

Networks and services

The group runs high-voltage transmission assets and distribution networks where applicable, delivering reliability through system control, maintenance, and long-term investment programs that expand capacity and resilience.

Headquarters

National Grid’s corporate headquarters is at 1-3 Strand, London, on Trafalgar Square.