Switch to Castle Water for award winning service and start saving on your fixed water charges.
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Switch to Castle Water for award winning business water services for companies and organisations of all sizes.
Save water and reduce your monthly bills with our practical water saving measures and helpful advice.
Unlike other retailers, we have a dedicated trade effluent team ready to support you. Find out more about the resources available today.
The only water retailer that will give you an instant online quote in as little as three minutes. All we need is some basic information about your business.
Unlike other retailers, our quotes don't have sneaky fees in the small print.
With our monthly in arrears option, you wont pay your water bills in advance.
We're the top-dogs for trade effluent services - we make the process simple for you.
Log in to your online portal to view bills, submit meter readings, check your usage and more.
Unlike many other water retailers, we’re completely independent from Wholesalers. Everything we do is in the interest of our customers. If you’re ever in dispute with your Wholesaler, it helps to have the reigning heavyweight in your corner.
We’re not afraid of a challenge and our track record is full of wins – from negotiating price reductions to pushing for fairer market conditions that have saved our customers millions.
Servicing more than 250,000 customers, we're proud of the savings we've delivered with no ties to traditional network owners, which means we can fight for cost reductions while offering quality customer care.
Your business doesn't just need water, it needs the right water retailer with the expertise to manage your account and the influence to support you when it really counts.
With no ties to traditional network owners,
we can fight for cost reductions while
providing quality customer care.
From bespoke consent limits and applications to compliance challenges, you can trust our
market-leading leading expertise.
Our tailored solutions, including contingency planning and leak detection and repair, support efficiency, reduce costs, and mitigate risk.