Gas Companies

Gas Companies

Gas distribution companies in England, Wales and Scotland.

Gas Distribution Companies

National Grid

Northern Gas Networks

The network area extends south from the Scottish border to South Yorkshire.  The business provides a service to large cities such as Newcastle, Sunderland, Leeds, Hull and Bradford and a significant rural area including North Yorkshire and Cumbria. The area covers around 6.7 million inhabitants and has approximately 2.6 million customers.


Logo for SGN the network that distributes natural and green gas to Scotland and the south of England.

SGN manage the network that distributes natural and green gas to 5.8 million homes and businesses across Scotland and the south of England.

They serve  75% of Scottish households, including remote areas through Scottish Independent Undertakings at Stornoway, Wick, Thurso, Oban and Campbeltown. In the south, SGN’s  reach extends from Milton Keynes in Buckinghamshire down to the Isle of Wight, and to Dover in the east and Lyme Regis in the west, including London boroughs to the south of the River Thames.

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Wales and West Utilities



Wales & West Utilities (WWU) – is a regulated gas distribution business with around 35,000 km of gas distribution pipelines covering Wales and the South West of England. Its main offices are at Celtic Springs, Newport, Wales.  The company covers 1/6th of the UK and its catchment area has a population of 7.4 million.

Regulators that have an impact on the Gas Industry

OFGEM – The Office of the Gas and Electricity Markets
The authority’s principal objective is to protect the interest of existing and future consumers in relation to gas conveyed through pipes. Consumers interests are their interests taken as a whole including their interests in the reduction of greenhouse gases, and the security of the gas supply to them.

It has powers for the gas sector under the following legislation:-
The Gas Act 1986
The Utilities Act 2000
The Competition Act 1998
The Enterprise Act 2002

HSE – Health and Safety Executive

Environment Agency

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