The UK’s finest and worst power companies revealed in Which? rankings

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Your assist makes all of the distinction. Learn extra E (Fuel and Electrical energy) has been named the most effective power provider in an annual rating by Which?

Almost 9 in 10 E clients (86 per cent) mentioned they might suggest the supplier, which obtained the very best total rating of 79 per cent, receiving 4 stars for customer support, ease of contacting it and the readability of its statements.

Scottish Energy, EDF and British Fuel had been named among the many worst suppliers, receiving total scores of lower than 60 per cent in addition to simply two stars within the shopper group’s buyer survey.

Scottish Energy obtained the bottom total rating of 56 per cent, receiving fewer factors than another supplier when it got here to its dealing with of complaints.

EDF got here second to final with 58 per cent, largely as a result of its telephone strains and customer support e mail accounts usually are not monitored for so long as different suppliers.

British Fuel got here third from backside with an total rating of 59 per cent, with Which? discovering it provided a “good quantity” of assist to those that wanted it however struggled with resolving complaints and switching clients.

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Which? surveyed nearly 12,000 power clients throughout September and October (PA) Octopus Power got here second total with a rating of 74 per cent, adopted by 100Green and Sainsbury’s Power with scores of 72 per cent and 71 per cent respectively.

Co-op Power and Outfox Power obtained the identical total rating as Sainsbury’s Power, however didn't rating three stars or greater in each class of the shopper survey.

Which? surveyed nearly 12,000 power clients throughout September and October for its annual buyer satisfaction survey, in addition to an in-depth evaluation of 17 power companies’ behind-the-scenes practices and insurance policies.

Which? Power editor Emily Seymour mentioned: “Our analysis reveals that whereas 4 suppliers are outshining the competitors, some huge companies – together with Scottish Energy, EDF and British Fuel – are letting their clients down.

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“With fastened tariffs now reliably cheaper than the power worth cap, there isn't any want for purchasers to place up with poor worth for cash or shoddy customer support. Any suppliers falling quick want to enhance or their clients will vote with their toes.

“Anybody who's sad with their supplier ought to store round and transfer to a provider with a less expensive fastened tariff and higher customer support.”

<img src="https://static.independent.co.uk/2025/10/17/9/40/iStock-1327468760.jpeg" srcset="https://static.independent.co.uk/2025/10/17/9/40/iStock-1327468760.jpeg?quality=75&width=320&auto=webp 320w, https://static.independent.co.uk/2025/10/17/9/40/iStock-1327468760.jpeg?quality=75&width=640&auto=webp 640w" loading="lazy" alt="British Gas said complaints have fallen by more than 20 per cent each year for the past two years" class="sc-1mc30lb-0 ggpMaE inline-gallery-btn"/> open picture in gallery

British Fuel mentioned complaints have fallen by greater than 20 per cent every year for the previous two years (Getty/iStock) A spokesperson for Centrica, which owns British Fuel, mentioned: “Our funding in customer support is delivering outcomes.

“Complaints have fallen over 20 per cent every year for the previous two years, and each Uswitch and UKCSI (UK Buyer Satisfaction Index) have acknowledged the progress we’re making.

“We all know there may be at all times extra to do, and we're frequently methods to make additional enhancements for our clients.”

It additionally highlighted efforts to increase its name centre opening hours and launch a devoted line for susceptible clients.

An EDF spokeswoman mentioned: “EDF notes the findings of Which?’s newest survey and is dedicated to persevering with to enhance the service we offer to our clients.

“Whereas the analysis highlights areas the place we have to go additional, it additionally displays strengths in how we assist clients who want further assist. That is per suggestions we see elsewhere, together with our glorious Trustpilot ranking of 4.8, based mostly on greater than 154,000 five-star evaluations from clients.

“We're centered on constructing on these strengths and persevering with our efforts to ship enhancements.”

A Scottish Energy spokeswoman mentioned: “The impartial Residents Recommendation scorecard is the customer support gold customary with a way more strong and clear methodology used to evaluate companies’ efficiency.

“It reveals sustained, high-quality supply for our clients, reflecting the large investments we’ve made enhancing and enhancing our service – additionally highlighted by clients themselves within the Which? survey.”