National Grid
National Grid is a leading international energy infrastructure business - the largest utility in the UK.
Through National Grid Gas plc it owns and operates over 7,300 kilometres of high-pressure transmission pipeline across Great Britain, and 132,000 kilometres of lower-pressure distribution gas mains in the North West, the Midlands, East Anglia and North London – more than half of Britain's gas transportation network, delivering gas to around 11 million homes, offices and factories.
Through National Grid Electricity Transmission plc, the company operates the high-voltage electricity transmission network across Great Britain, and owns the network in England and Wales.
National Grid manages the National Gas Emergency Service freephone line 0800 111 999*.
*All calls are recorded and may be monitored.
www.nationalgrid.com