For instant access to your account balance and latest invoices, register or log in to MyAccount.
It's easy to submit regular meter readings on MyAccount to help ensure your bills stay up-to-date. Regular meter readings help you to track water usage to improve efficiency, cut costs, assess water efficiency measures and detect leaks early.Submit a reading
There are a million and one reasons for a business to switch water supplier.
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Manage your Castle Water account, with MyAccount.Register Now!
Making a few simple changes to your business will help you to save water, save money and reduce your carbon footprint. Better for you, better for the environment.Water Efficiency Guide
Our proactive business water services work to support efficiency, reduce costs and mitigate risk. We'll work with you to address the additional water management needs of your business and match them to our specialist partners. Our business water services include water management, wastewater treatments, trade effluent, water efficiency and emergency and contingency planning.Our Services
Castle Water are proud to partner and support Save the Children’s Emergency Fund. In the critical first few hours and long after the initial emergency, Castle Water and Save the Children make sure children can get the safe, clean drinking water they need to survive.Our Save The Children Partnership
As a business you can now choose your business water supplier in the same way as you can choose your energy or telecoms provider.
Let Castle Water take care of all your business water and waste water requirements.
Save up to 20% on your bill with Castle Water!