We are a separate company

On 1 April the Electricity System Operator became a legally separate company within the National Grid Group. Find out more about what this change means.

Electricity System Operator

As the Electricity System Operator (ESO) in Great Britain, we balance electricity supply and demand in real time.

Power cuts

Call 105 if there is a power cut. Don't call your electricity supplier.

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Domestic connections and homeowners

We do not connect directly to homes or other domestic properties. Find out who to contact with questions about your meter, energy supplier, or bill.

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