Data-driven reviews of UK energy suppliers. Updated monthly.

100Green, formerly known as Green Energy UK, is an independent energy supplier based in Hertfordshire.
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British Gas is one of the UK's most recognised energy brands and one of the biggest domestic suppliers in the country.
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E (also known as E Energy or E Gas and Electricity) is a British-owned energy supplier based in Birmingham.
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E.ON Next is a domestic energy supplier and part of the global E.ON Group. It was set up in 2020 after its parent company bought npower's customer base.
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Ecotricity was set up in 1995 by Dale Vince, who still owns the company.
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EDF Energy is one of the UK's most recognised energy suppliers and one of the biggest domestic suppliers in the market.
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Fuse Energy is a UK energy supplier that was set up in 2022 and launched to the public in July 2023.
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Good Energy is one of the UK's oldest dedicated green energy suppliers, having been founded over 25 years ago.
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Home Energy is an independent UK energy supplier based in Leicester.
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Octopus Energy was set up in 2015 and is backed by the Octopus Group, as well as investors such as Generation Investment Management, Origin Energy, Tokyo Gas,.
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Outfox Energy, previously known as Outfox the Market, is an independent British energy supplier based in Leicester.
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Set up in 2009, OVO Energy is one of the UK's largest domestic energy suppliers. The company grew significantly when it bought the retail arm of SSE in 2019.
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Headline figures: 4.5★ trustpilot · £1,805 cheapest variable per year.
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Scottish Power is an energy company based in Glasgow that makes and supplies energy. It is a subsidiary of the Spanish utility group Iberdrola.
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So Energy is a UK domestic energy supplier set up in 2015. It is one of the UK's challenger suppliers.
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Headline figures: 4.6★ trustpilot · 5★ ios app · 3.1★ google play.
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Utilita Energy started in 2003 and is one of the UK's biggest domestic energy suppliers.
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Utility Warehouse is one of the UK's biggest domestic energy suppliers.
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