Get more from your business water

If you operate multiple sites or have an organisation that uses more than 6,000m³ of water in a single year, we have services designed specifically for you.

A dedicated team

Our regional Commercial Relationship Managers will look after your account to ensure everything runs smoothly. They’re supported by our specialist technical consultants with detailed knowledge of the deregulated water market, so you’ll have assistance for even the most complex queries.

Consolidated billing

Combine your water and wastewater into one simple bill, with a variety of flexible payment options, including Direct Debit. This is ideal for large, multi-meter and multi-site customers who want a single invoice for all their water services.
Consolidated billing makes it easy to view and compare water usage over time and across different sites, helping you spot irregular consumption levels. It can also highlight potential opportunities to save money and improve water efficiency.

Experts in trade effluent

In big industry, trade effluent requirements can be complex. Our accurate billing and expert advice can save you time, energy and money, helping you to meet your environmental and sustainability targets.

Specialist water services

Our network of industry-leading professional partners can support your additional water management needs, including water supply contingency planning, water efficiency audits and automatic meter reading, as well as leak detection and repair.

Get a quote for your large or multi-site business at our Switch to Us page or call 01250 718 718.

Find out more…

Talk to your Commercial Relationship Manager about the options available to you.

We are available from 8am – 6pm, Monday to Friday.

You can contact us on: 01250 718718 or

For trade effluent queries, please email:

Please note: Castle Water does not have any contractual responsibility for the delivery of services carried out by our framework partners.

Over 350,000 UK businesses choose us

Save up to 80% on your fixed water charges

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