UK Power Networks
UK’s best-in-class distribution operator, now part of ENGIE.
About UK Power Networks
In 2026, ENGIE completed the acquisition of UK Power Networks (UKPN), the company responsible for distributing electricity to millions of homes and businesses across London, the South East and the East of England. The acquisition marks a significant expansion of ENGIE in the UK, which become the Group’s largest market outside of France.
UKPN owns and operates the cables, substations and infrastructure that distribute electricity from the transmission network to homes and businesses across its service area. As the UK’s largest electricity distribution network operator, UKPN serves 8.5 million customers across three licensed networks. The business employs 6,500 people and distributes 71TWh of electricity each year.
UKPN is ranked no.1 by the Ofgem, the energy Regulator, among the UK’s electricity distribution network operators over the 2015-2023 period across all the main performance criteria.
Visit UKPN website
UK Power Networks in numbers
8.5 m
Meeting the electricity needs of 8.5 million customers across London, the South East and East of England.
71 TWh
Distributing 71 TWh of electricity each year
192,000 km
Operating and maintaining a 192,000 km electricity distribution network.
Enhanced electricity value chain
With UKPN, the UK becomes ENGIE’s second‑largest country of activity globally. The acquisition extends the Group’s presence into regulated electricity distribution and strengthens its position across the electricity value chain, which in the UK already encompassed renewables generation, flexible power storage, energy management and B2B customer supply.
Visit the UK Power Networks website
UKPN continues to operate under its own name and brand. For information about power distribution, power cuts or network connections, please visit the UKPN website directly.
Visit UKPN website