Octopus is the UK’s top home electricity supplier – what powers its success?

Ofgem recently confirmed that Octopus Energy has edged out British Gas to become the nation’s largest domestic energy supplier. The news follows the company’s takeover of Shell Energy (and its 1.3m customers) in 2023. But the last two years have been a fraught time for energy firms in terms of public opinion: if they’ve earned [...]