Energy guides
Who Is the Most Expensive Gas and Electricity Supplier in the UK?
Sarah Anna
Feb 2026
5 min read
Summary: Who Is the Most Expensive Gas and Electricity Supplier in the UK?
A clear guide to the most expensive UK energy suppliers in 2026, explaining the Ofgem price cap, why bills remain high, and how to switch to cheaper tariffs to save money.
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VERIFIED EXPERTINDUSTRY ANALYST
Sarah Anna is a senior energy and utility analyst at SwitchSquid, specializing in UK consumer rights and price comparison trends. With over 8 years of experience, they help thousands of households find better deals and navigate the cost-of-living crisis.
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