As a business, you can now choose your water and waste water supplier in the same way as you can choose your energy or telecoms provider.
Save up to 20% on your bill with Castle Water.
Castle Water is proud to partner and support the Save the Children charity. Switch to pay your bills by Direct Debit and we'll donate £100 to Save the Children.Switch to pay by Direct Debit
Castle Water are the UK's leading independent water supplier offering unrivalled customer service at competitive prices.Water Services
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
Get your instant water quote now and save up to 20%.Get an Instant Quote