Energy suppliers are companies that provide energy to homes and businesses. They’re the businesses that supply you with electricity or gas, for example. There are more than 60 UK energy providers, but each supplier offers a number of different tariffs and deals.
Who are the 'big 6' energy suppliers
The ‘Big 6’ energy suppliers are the biggest energy companies serving the UK. Between they supply over 90% of the energy to UK homes and businesses. The ‘Big 6’ are: