UK Power Networks

UK Power Networks (UKPN) is a distribution network operator for electricity covering South East England, the East of England and London. It manages three licensed distribution networks (Eastern Power Networks, South Eastern Power Networks and London Power Networks) which together cover an area of 30000 square kilometres and approximately eight million customers.

As well as the three distribution arms, UK Power Networks also operates UK Power Networks Services Holdings Limited, which develops and maintains electrical networks for customers including London Underground, Heathrow and Stansted airports, Docklands Light Railway and Canary Wharf. UK Power Networks maintains the electricity networks including the lines and electricity cables. There are 14 distribution network operators (DNOs), each responsible for a different area of the country. These DNOs are all regulated by Ofgem.