SWEB Energy, formerly South Western Electricity Board (SWEB) was a British state-owned regional electricity company operating in South West England which was privatised by the Thatcher government. Although sold many times, the 'SWEB' brand name survived until 2006.
Northern Electric was an electricity supply and distribution company serving north east England.
The Central Electricity Generating Board (CEGB) was responsible for electricity generation, transmission and bulk sales in England and Wales from 1958 until privatisation of the electricity industry in the 1990s.
Scottish Power Limited, trading as ScottishPower, is a vertically integrated energy company based in Glasgow, Scotland. It is a subsidiary of Spanish utility firm Iberdrola.
Northern Ireland Electricity Networks Limited (NIE Networks) is the electricity asset owner of the transmission and distribution infrastructure in Northern Ireland, established in 1993 when the business was privatised. NIE Networks does not generate or supply electricity. Since 2010 it has been a subsidiary of ESB Group.
Norweb, originally the North Western Electricity Board, was a British electricity supply and distribution company. It supplied electricity to about 4.7 million industrial, commercial and domestic customers in the North West of England, although Merseyside and parts of Cheshire were instead covered by Manweb.
Public electricity suppliers (PES) were the fourteen electricity companies created in Great Britain when the electricity market in the United Kingdom was privatised following the Electricity Act 1989. The Utilities Act 2000 subsequently split these companies between distribution network operators and separate supply companies.
EDF Energy is a British integrated energy company, wholly owned by the French state-owned EDF, with operations spanning electricity generation and the sale of natural gas and electricity to homes and businesses throughout the United Kingdom. It employs 11,717 people, and handles 5.22 million business and residential customer accounts.
SWALEC was an electricity supply and distribution company in South Wales, established in 1989 following the de-regulation of the electricity supply industry in the United Kingdom. The business has seen several changes of ownership from 1996, and the SWALEC brand has been used for retail gas supply as well as electricity. Today National Grid runs the distribution network business, and SWALEC Contracting is a trading name of OVO Energy. The name SWALEC is a syllabic acronym of 'South Wales Electricity'.
The utility infrastructure of London, England comprises a range of services and facilities that support and enable the functioning of London as a world city. Infrastructure includes facilities associated with products and materials that are consumed such as electricity, gas, water, heating and liquid fuels; materials that are produced such as sewage and solid waste; and facilities that enable communication and connectivity – telecommunications.
The East Midlands Electricity Board (EMEB) was formed in 1947 as one of the United Kingdom's twelve area electricity boards specified under the Electricity Act 1947. In 1990 it was floated on the stock market as East Midlands Electricity plc, which went through several changes of ownership.
The Midlands Electricity Board was the public sector utility company responsible for the purchase of electricity from the electricity generator and its distribution and sale of electricity to customers in the Midlands of England prior to 1990. As Midlands Electricity plc it was listed on the London Stock Exchange and was once a constituent of the FTSE 100 Index.
Southern Electric plc was a public limited energy company in the United Kingdom between 1990 and 1998, when it merged with Scottish Hydro-Electric plc to form Scottish and Southern Energy plc. The company had its origins in the southern England region of the British nationalised electricity industry. Created in 1948 as the Southern Electricity Board, in 1990 it was privatised by being floated on the London Stock Exchange.
Yorkshire Electricity was an electricity distribution utility in England, serving much of Yorkshire and parts of Derbyshire, Lincolnshire and Nottinghamshire.
Eastern Electricity plc was an electricity supply and distribution utility serving Eastern England, including East Anglia and part of Greater London. It was renamed Eastern Group under which name it was listed on the London Stock Exchange and was a constituent of the FTSE 100 Index until it was acquired by Hanson plc in 1995, before being purchased by Texas Utilities in 1998.
Seeboard, formerly South Eastern Electricity Board (SEEB), was a British electricity company. The electrical power industry in the United Kingdom was nationalised by the Electricity Act 1947, when over 600 electric power companies were merged into 12 area boards, one of which was the South Eastern Electricity Board. It acquired the former Princes Hotel on the seafront in Hove, East Sussex, and converted it into its headquarters. The building was refurbished and substantially extended between 1979 and 1981.
Scottish Nuclear was formed as a precursor to the privatisation of the electricity supply industry in Scotland on 1 April 1990. A purpose-built headquarters was built in 1992 in the new town of East Kilbride.
SP Manweb is the regional electricity distribution network operator (DNO) for Merseyside, North Wales and parts of Cheshire. It is now part of SP Energy Networks, itself a subsidiary of the Spanish energy company Iberdrola.
Nuclear Electric was a nuclear power generation company in the United Kingdom. It was formed in 1990 as part of the privatisation process of the UK Electricity Supply Industry.
SSE plc is a multinational energy company headquartered in Perth, Scotland. It is listed on the London Stock Exchange, and is a constituent of the FTSE 100 Index. SSE operates in the United Kingdom and Ireland.
