Our ‘Back to Business' offer has been extended!

Let us take some of your worry away, with our super low prices. Switching is simple & we’ll keep you up-to-date, every step of the way.

Has the way you do business been affected this year? Had to navigate a range of changes to how you operate?

We understand that everything is fluid just now, but your business water bill doesn’t have to be. We want to help you navigate through this, with our super low business water prices.


Get an Instant Quote!

Why choose Castle Water?

  • You can enjoy a low tariff for 24 months
  • Our switch process is quick and easy
  • You can manage both water and wastewater services with one supplier
  • We'll provide a service tailored to your business' needs
  • We have more 5-star Trustpilot reviews than all other water retailers combined
  • And more reasons to switch

Limited time offer: expires 31 December 2020. England customers only.

Full T&Cs available here.