Save £££s on your energy bill plus, get £50 cashback.

Snap up our competitive electricity and gas prices. How much could you save?

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Request an energy quote

Why switch Gas and Electricity with Castle Water

You already buy your business water from us, so why not bundle your gas and electric with Castle Water too?

  • Buy all your utilities in one place.
  • Save time and hassle.
  • Generate greater business savings.
T&Cs: Energy cashback is a limited offer available until 31 December 2019. Cashback is payable once your energy contract commences.