The cost of energy has risen dramatically over the last few years, with extreme volatility in wholesale prices leading to higher bills.
Prices have dropped during 2024, but remain far above levels seen before the ‘energy crisis’.
The energy market is regulated by the Office of Gas and Electricity Markets, known as Ofgem, whose role is to protect consumers by promoting competition and fair practice within the industry.
This page provides an overview of the major UK energy suppliers and gives some advice and tips, as well as sources for further support.
Contents of this page
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The top 8 suppliers account for 80% of the UK gas and electricity market.
According to the latest data, Octopus Energy has now overtaken British Gas to become the country’s largest domestic electricity supplier.
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Our independent and honest reviews of each supplier collate information from trusted sources into one place.
There are currently limited deals offering a cheaper price than the Standard Variable Tariff rate set by Ofgem’s Energy Price Cap. Most of these deals don’t offer good long-term value.
Some of the ways to substantially bring down your bills are improving the energy efficiency of your home, or reducing the amount of power you use.
Another way to save is to **switch providers with Nous.** Most households can save more than £120 without committing to a fixed deal.
A large proportion of your energy bill comes from heating your home and hot water. For the most up-to-date practical advice, read our guide to **Saving money on energy.**
<aside> 🆘 If you are struggling with energy debt and need urgent help with your energy bills, see this guide
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You should be able to find out what tariff you’re on by looking at a recent energy bill. There are two main types of energy tariff: variable or fixed.