Why switch to Castle Water?

You have a choice about your water retailer – and when you switch to Castle Water, you’re choosing one with a fresh approach. As we’re totally independent from the water networks and wholesalers, we can drive industry improvements and act in our customers’ best interests. This means we can make sure our prices are fair.

Switch Now!

Get your instant water quote now and save up to 20%.

Get an Instant Quote

We’ve got more 5-star Trustpilot reviews than all other water retailers combined!

trustscore

Benefits of switching to Castle Water

Our mission is simple. We’re here to provide an excellent water service for your business at the best possible price.

By switching to Castle Water, you can expect:

  • One easy-to-understand bill for all your water services
  • Accurate and efficient meter readings
  • Customer services tailored to your business needs
  • Practical advice to help your business improve water efficiency
  • Easy online self-serve tools to pay your bill, set up Direct Debits and much more
  • Consolidated billing for customers with multiple sites
  • Access to our specialist partners to support your additional water management needs

Get an Energy Quote

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

Get an Energy Quote