British Gas, Ovo, Octopus and other energy firms ranked from best to worst

Octopus Energy, Utility Warehouse and 100Green have been named as Which?Recommended Providers in the consumer champion's annual energy firm survey. Meanwhile, some of the biggest firms, including British Gas, Scottish Power and Ovo Energy, found themselves at the bottom of the rankings.

The survey, conducted from September to October 2024, involved almost 12,000 energy customers. In addition to this, an in-depth assessment of 16 energy firms' behind-the-scenes practices and policies was carried out to determine which energy firms are falling short and which are leading the competition.

British Gas, Ovo Energy, Scottish Power and So Energy all finished at the bottom of the rankings with overall scores of less than 60 per cent. British Gas, Ovo Energy and So Energy received the lowest overall score of 58 per cent, , reports the Daily Record.

Despite being one of the UK's biggest suppliers, British Gas underperformed in Which?'s research. Its customer score of 61 per cent was below average, and it is one of only four brands that received just two stars for overall customer service in the customer satisfaction survey - it also received two stars for value for money.

In Which?'s behind-the-scenes assessment of supplier practices, British Gas also performed poorly for the volume of customer complaints it received in the first half of 2024 and for how efficiently it resolved these complaints, for meeting its smart meter targets and for switching.

Ovo Energy, now the third-largest energy provider in the UK, has been ranked at the bottom of Which?'s rankings. The company received a low customer score of 56 per cent, with survey respondents awarding it just two stars for overall customer service, value for money and