UK Energy Providers

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Affect Energy was bought by Octopus Energy in 2018. The supplier continues to operate and sell energy tariffs under the Affect Energy brand name. With the takeover Affect Energy got the opportunity to develop and offer more services to its customers by joining the Octopus family
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Boost Energy is one of the only suppliers in the UK that only sells pay-as-you-go tariffs. Started in 2017 as part of the OVO Energy family, it offers traditional prepayment tariffs as well as smart meter prepayment plans that you can top up online, by text, at PayPoint or via the app.
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Providing gas and electricity to about 12 million households in the United Kingdom, British Gas is the nation’s largest energy provider.
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British Gas Evolve is now a part of the UK’s biggest energy supplier, British Gas. On November 26 2021, British Gas Evolve changed its name to British Gas due to feedback from its customers.
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Coop Energy claims to be a different type of electricity and gas supplier. Unlike other UK energy companies, Coop (also known as Cooperative Energy) is part of a larger Cooperative, meaning the company is owned by coop members.
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E Energy was founded in 2014 by former Economy Energy co-owner Paul Cooke. The Birmingham-based provider offers a 'no-nonsense' approach to prepayment gas and electricity with a focus on keeping costs down.
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For 20 year E.ON has been one of the biggest UK suppliers. Check out our guide to find out about E.ON tariffs, services, and more.
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EDF is the biggest supplier of electricity by volume in the UK and operates several power stations.
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E.ON Next is the successor company to energy giant E.ON. A new company founded in 2019 focusing on sustainable energy and better customer service.
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Ecotricity is the world’s first green energy company. Founded in 1996 with just a single windmill, it now supplies green gas and electricity to customers all around the UK. Ecotricity prefers the term windmill rather than wind turbine.
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Good Energy has a history of pioneering green-first approaches to energy sourcing and supply, being the first to provide 100% renewable energy. They are committed to renewable energy.
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Green Energy UK (also known as GEUK) is the first energy provider to supply both renewable electricity and green gas. Find out where the sustainable energy supplier Green Energy UK sources its energy from and see how the supplier stacks up against the competition.
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M&S Energy partners with Octopus Energy through what's called a 'white-label' agreement to provide gas and electricity to domestic customers.
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Npower is now part of the E.ON group. Customers are gradually being moved over to E.ON Next - a subsidiary of E.ON.
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With a wide range of tariffs, competitive prices, 100% renewable electricity, and award-winning customer service, is Octopus Energy worth switching to?
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Since its launch in 2017, Outfox the Market has promised to help customers save money on their energy bills while reducing their carbon footprint. Is it worth signing up with them?
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Launched in 2009 and with a focus on clean energy, Bristol-based Ovo Energy is the UK’s biggest independent energy supplier. After acquiring Economy Energy and SSE’s home energy business in 2019.
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SSE is one of the UK’s biggest energy suppliers. In addition to supporting renewable energy and community events, they’re known for competitive energy pricing and offering a complete set of adjacent services to their customers. But do they really deserve the hype? Read on to find out.
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Sainsbury's Energy is a partnership between Sainsbury's and E.ON Next. Find out if it's worth picking up some energy as well as your weekly shop from this supplier.
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Scottish Power has been around for decades and is one of the most established energy providers in the UK. With a wide range of tariffs, an extensive amount of extra services and energy grants to help customers who struggle to pay their bills.
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Shell Energy is a big brand that’s fairly new on the UK energy scene. Taking over First Utility in 2018 and rebranding to become Shell Energy in 2019, the supplier has a big customer base and a well-established service.
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Based in London, So Energy is a 100% green independent energy supplier which began operating in the UK in 2015. So Energy UK believes energy companies can be simple, honest and offer good value to customers.
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Utilita is an independent supplier specialising in prepayment energy. As of May 2021 the provider holds a 2.7% market share and supplies gas and electricity to around 800,000 customers throughout the UK.
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Utility Warehouse brands itself the nation’s most trusted utility supplier. Spending no money on advertising and instead relying on word-of-mouth through its partnership scheme, which has come under criticism from some corners of the media, it has still managed to attract more than 650,000 customers to sign up.
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The services and products mentioned on this website may only represent a small selection of the options available to you. Selectra encourages you to carry out your own research and seek advice if necessary before making any decisions. We may receive commission from selected partner providers on sales of some products and/or services mentioned within this website. Our website is free to use, and the commission we receive does not affect our opinion or the information we provide.