UK Energy Providers

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Daligas is one of the few energy providers in the UK to only supply gas. Its offer is straightforward: just two gas tariffs - one for domestic customers and one for businesses. Could it be worth signing up with Daligas? Find out on this page.
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Founded in 2010, Co-op Energy is the only co-operative supplier on the UK energy market. Since August 2019, its supply, billing and customer services have been run by Octopus Energy - how has this affected customers? Find out on our provider page.
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With its origins back in the early nineteenth century, British Gas is still the UK’s largest and best-known energy provider. It supplies gas and electricity to over 12 million customers and commands a share of about 20% of the electricity market. Is it still the best choice today?
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Scottish Power is one of the UK’s most established providers, having been formed in 1990 in preparation for the privatisation of the previously state-owned Scottish electricity industry. Now owned by Spanish energy giant Iberdrola, it continues to supply around five million customers in the UK. Can the Big Six giant continue to hold its own in a market with an increasing number of independent providers offering affordable green alternatives?
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With a base of around five million customers, EDF Energy is one of the UK’s biggest energy providers. It is a French-owned company which entered the market in 2002 by acquiring several formerly state-owned electricity boards and power stations. However, in an increasingly competitive market with more and more green options, can it continue to hold its weight?
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Ecotricity is the trailblazing supplier that started the green energy movement. Founded by renewable energy maverick Dale Vince OBE in the mid-nineties, it was the world’s first renewable supplier and the UK's first vegan energy supplier. Now, it generates its own energy through various wind, solar and sea projects, is involved in numerous eco-initiatives and claims to be "Britain's greenest energy company".
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German-owned Eon entered the UK energy market almost twenty years ago with the acquisition of Powergen - a familiar name to this day. It has established itself as one of the country’s major providers, with over four million customers, but is it worth switching to?
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Good Energy is a renewable supplier and energy-generating company on a mission to create a ‘cleaner, greener future’ for Britain. Established in 1999, it was one of the UK's first green energy suppliers and has gone on to win multiple awards and invest millions of pounds in solar and wind farms. But is it as good a supplier as its name suggests?
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An early adopter, Green Energy UK has been offering green electricity to the UK market for nearly two decades. This has become common enough, with many providers picking up on the demand for renewable products, but the provider has set itself apart once again by offering 100% green gas. Could it be the right supplier for you? Read on to find out.
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We all know and love M&S, but did you know that this British retail institution also dabbles in energy supply? It’s been on the home energy scene since 2008, when it partnered with SSE to sell tariffs under the M&S brand. It has since begun a partnership with new provider, but is it worth considering? Find out in our comprehensive guide.
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Npower has been a mainstay of the UK energy industry for two decades, beginning life under the name Innogy in 2000. Operating as Npower since 2002, it was one of the country’s major suppliers in its own right until it became a subsidiary of another industry leader in 2019.
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OVO Energy is one of Britain’s largest and fastest-growing green suppliers, recently acquiring 3.5 customers after its purchase of Big Six giant SSE, it is now the UK's second-largest supplier in terms of customer base. As yet the only independent supplier to have worked its way into the Big Six, OVO is bringing renewable energy to the masses.
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Octopus Energy is one of the fastest-growing green energy suppliers in the UK, reaching 350,000 customers in its first three years. It also has an excellent customer service record and is the UK’s largest investor in solar farms - generating a huge 40% of our total solar power. Clearly, it's doing something right, but is it the best green supplier on the market?
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Established by the founders of Virgin Mobile, Pure Planet is one of the UK’s first “app-only” energy supplier and is using innovative technology and an alternative pricing model to offer customers cheap green energy. Not only do they claim to sell energy with a 0% mark-up, they’ve also ditched call centres in favour of an app-based chatbot that uses artificial intelligence to help you via your smartphone. Let’s see how the balance between price and customer service stacks up.
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Bulb are a tech-focused energy startup on a mission to fix the 'broken' energy industry and make renewable energy "cheaper, simpler and greener" for households and businesses in the UK.
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Outfox the Market touts an “all the frills and low bills” approach as an energy provider. They have previously claimed that they bill their customers at wholesale prices, which nets them 0% profit on gas and electricity. It’s worth seeing if these bold claims still hold up under scrutiny.
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Once one of the UK’s major providers with a base of 3.5 million customers, SSE has sold its retail energy division to a competitor and its customers will gradually be switched over. Are you an SSE customer? Read on to find out how you’ll be affected.
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The People’s Energy Company is a relatively new provider, being founded less than five years ago. It was set up in order to offer “fair, affordable energy” to everyone, providing an alternative to “big providers chasing big profits” at the expense of ordinary people. Has it succeeded in providing an affordable and reliable alternative to the bigger providers?
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Do you do your shopping at Sainsbury’s? If so, you may be interested to know that you could save money on your weekly shop by signing up for home energy with Sainsburys Energy. The provider went bust in 2019 when a deal with British Gas fell through, but it resurfaced some months later under a new agreement with Npower. If you were a Sainsburys Energy customer in the past, this may leave you wondering where you stand
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So Energy has established itself as a UK renewable electricity supplier in just a few short years. From the outset, it has tried to present itself as a sustainable energy company that takes the side of residential energy consumers, who are so often ripped off by their providers. Does it have what it takes to stand out in the crowded UK energy market?
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A household name for its success in the petroleum industry for many years, it might be news to you that Shell branched out into home and business energy supply with its acquisition of First Utility. The brand it took over was one of the biggest challengers to the industry’s Big Six, but could Shell Energy be the best choice for your energy supply?
  • Électricité verte standard (garanties d’origines)
  • 100% online
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Utilita is an independent provider which specialises in prepayment tariffs. It was responsible for the installation of the UK’s first smart meter in 2008, claiming to have “helped transform the energy industry for the better” by pioneering this technology.
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Looking for information about Utility Warehouse? Don’t know the Clubhouse from the Partner Portal? We can help you there, as well as providing information about reviews and tariffs. You’ll also find login help and contact numbers.
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Symbio Energy calls itself the UK’s lowest-priced electricity supplier but has come under fire in recent months after a series of PR disasters. Is the supplier in trouble? Is the service Symbio offers worth the savings? We’ll take you through everything you need to know about its offer on our page.
  • Électricité verte standard (garanties d’origines)
  • 100% online
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Zog Energy began life in 2013 with the intention of providing transparent, easy-to-understand tariffs for those sick of the convoluted way Big Six providers set out their deals. It’s a gas-only provider, which may put off customers looking to combine their gas and electricity bill for simplicity’s sake, but is Zog worth considering anyway? Find out in our complete guide.
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