E.ON agrees to buy Ovo in deal to create UK’s biggest energy supplier

Acquisition would result in combined company serving about 9.6 million customers if given regulatory approval

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The German energy group E.ON has agreed to buy struggling UK rival Ovo in a deal that would create Britain’s biggest gas and electricity supplier.

The combined company will serve about 9.6 million customers, overtaking the market leader, Octopus, which serves almost 8 million households in the UK.