Energy suppliers
Find out more about your energy supplier, or an energy supplier you're considering switching to. Select the energy supplier you are interested in to see information on their energy tariffs and price history, as well as how they scored in our latest energy customer satisfaction survey.
How do the energy suppliers stack up?
Our Which? Switch survey rates 20 UK gas and electricity suppliers through the biggest publicly available survey of its kind.
Fact sheets on each of the energy suppliers
Information on each UK energy supplier, including fuel mix and a list of current available tariffs.