With more 5-star Trustpilot ratings than all other retailers combined, more organisations across the UK are switching to Castle Water for their business water supplies.
One of the UK’s fastest growing utilities, Castle Water is the UK’s leading independent retailer. We are licensed by Ofwat and the Water Industry Commission for Scotland and serve over 550,000 businesses, charities and public bodies nationally from our offices in Blairgowrie, Ayr, Leeds, London and Portsmouth.