US
USWe're an electricity and natural gas delivery company that supplies energy for more than 20 million people in the northeastern US.
Group
GroupFind corporate information including strategy, governance, investor reports, and how we create long-term value.
National Grid VenturesInvests in energy businesses in competitive markets across the US and UK, delivering stable, long-term value.
National Grid PartnersMakes and manages strategically and financially attractive investments and leads company-wide innovation efforts.
Great Britain
Electricity TransmissionFind information about our electricity transmission assets, and connecting your energy project in England and Wales.
Electricity System OperatorWe balance Britain’s electricity supply and demand. Find out more about balancing services, connections, codes, and charging.
GasWe own, manage, and operate the national transmission network in Great Britain, making gas available when and where it’s needed.