Electricity retailing is the final sale of electricity from generation to the end-use consumer. This is the fourth major step in the electricity delivery process, which also includes generation, transmission and distribution.
Scottish Power is a vertically integrated energy company based in Glasgow, Scotland. It is a subsidiary of Spanish utility firm Iberdrola.
The Office of Gas and Electricity Markets (Ofgem), supporting the Gas and Electricity Markets Authority (GEMA), is the government regulator for the electricity and downstream natural gas markets in Great Britain. It was formed by the merger of the Office of Electricity Regulation (OFFER) and Office of Gas Supply (Ofgas).
Energex is an Australian-based wholly Queensland Government owned electricity company distributing power to 1.5 million homes and businesses in South East Queensland. The boundaries of the company’s distribution area stretch from Coolangatta in the south to Gympie in the north and as far west as the foothills of the Toowoomba range.
E.ON UK is a British energy company and the largest supplier of energy and renewable electricity in the UK, following its acquisition of Npower. It is a subsidiary of E.ON of Germany and one of the Big Six energy suppliers. It was founded in 1989 as Powergen, and was listed on the London Stock Exchange and was once a constituent of the FTSE 100 Index. It has been a subsidiary of E.ON since 1 July 2002.
Npower Limited is a British supplier of gas and electricity to businesses. It has been a subsidiary of E.ON UK since January 2019. The company was formerly known as Innogy plc and was listed on the London Stock Exchange and was a constituent of the FTSE 100 Index.
Utility Warehouse is a multiservice provider based in London, England that uses multi-level marketing to obtain customers through independent distributors. It is a brand name of its parent company, Telecom Plus. It currently handles over 729,000 customer accounts with the help of over 45,000+ independent distributors. Utility Warehouse supplies customers with landline telephony, mobile telephony, broadband, gas, and electricity. The Utility Warehouse brand is the primary engine of revenue generation for Telecom Plus.
The Carbon Emission Reduction Target (CERT) in the United Kingdom is a target imposed on the gas and electricity transporters and suppliers under Section 33BC of the Gas Act 1986 and Section 41A of the Electricity Act 1989, as modified by the Climate Change and Sustainable Energy Act 2006
The availability and uptake of green electricity in the United Kingdom has increased in the 21st century. There are a number of suppliers offering green electricity in the United Kingdom. In theory these types of tariffs help to lower carbon dioxide emissions by increasing consumer demand for green electricity and encouraging more renewable energy plant to be built. Since Ofgem's 2014 regulations there are now set criteria defining what can be classified as a green source product. As well as holding sufficient guarantee of origin certificates to cover the electricity sold to consumers, suppliers are also required to show additionality by contributing to wider environmental and low carbon funds.
Verbund AG, formerly known as Verbundgesellschaft or Österreichische Elektrizitätswirtschafts-AG, is Austria's largest electricity provider. Verbund covers around 40 percent of electricity demands in Austria and generates 90 percent thereof from hydro power. In addition, Verbund operates the supraregional power grid through its subsidiary APG. Verbund AG is listed on the Vienna Stock Exchange and in the ATX, the key index of Austrian stock-listed companies. The largest shareholder, at 51%, is the Republic of Austria.
OVO Energy is a major energy supplier based in Bristol, England.
Shell Energy Retail Limited is the UK consumer gas, electricity and broadband operations business of Shell.
Green Energy (UK) Ltd, also known as GEUK®, is an independent sustainable energy company which sells 100% Ofgem-certified green and renewable electricity and gas, to homes, businesses and organisations in England, Wales and Scotland. GEUK is the only energy supplier in the UK to offer 100% green gas. Based in Ware, Hertfordshire, GEUK was established in 2001 by chief executive officer Douglas Stewart.
DNV is an international accredited registrar and classification society headquartered in Høvik, Norway. The company currently has about 12,000 employees and 350 offices operating in more than 100 countries, and provides services for several industries including maritime, oil and gas, renewable energy, electrification, food and beverage and healthcare. DNV GL was created in 2013 as a result of a merger between two leading organizations in the field — Det Norske Veritas (Norway) and Germanischer Lloyd (Germany). In 2021, DNV GL changed its name to DNV, while retaining its post-merger structure.
The Big Six were the United Kingdom's largest retail suppliers of gas and electricity, who dominated the market following liberalisation in the late 1990s. By 2002, six companies – British Gas, EDF Energy, E.ON, RWE npower, ScottishPower and SSE – had emerged from the 15 former incumbent monopoly suppliers.
Bord Gáis Energy is a utility that supplies gas and electricity and boiler services to customers in the Republic of Ireland. Bord Gáis Energy has been in operation in some form since 1976 and supplies over 750,000 customers with energy in Ireland. Since mid-2014 Bord Gáis Energy is also part of the British Centrica plc Group. Bord Gáis Energy has offices in Dublin and Cork as well as having boiler service technicians nationwide. Bord Gáis translates as "Gas Board", although is now a private company limited by shares and part of Centrica plc which also owns British Gas.
The Commission for Regulation of Utilities, formerly known as the Commission for Energy Regulation, is the Republic of Ireland's energy and water economic utility regulator.
Bristol Energy was a municipally owned energy supply company, founded in September 2015 by Bristol City Council. Its business accounts were sold to Yü Energy in August 2020, and in the following month its residential accounts were sold to Together Energy. In October 2020, F&S Energy purchased Bristol Energy's renewable energy generator portfolio, along with its commercial feed-in tariff customers.
Octopus Energy Group is a British renewable energy group specialising in sustainable energy. It was founded in 2015 with the backing of British fund management company Octopus Group, a British asset management company. Headquartered in London, the company has operations in the UK, France, Germany, Italy, Spain, Australia, Japan, New Zealand and the United States. As of September 2021 the company has over three million domestic and business customers, making it the fourth largest energy supplier in the UK.
Pure Planet was a British energy supply company 24% owned by BP. The company, which was founded in 2015 and based in Bath, England, supplied electricity and gas to domestic customers in the UK. It ceased trading on 13 October 2021 following BP's withdrawal of support. On 17 October, Ofgem appointed Shell Energy as the new supplier of Pure Planet's customers.
