Register for MyAccount where you can view previous bills automatically and submit meter readings, or use the self-serve options below.
We're here for your business!
Switching is simple & we’ll keep you up-to-date, every step of the way.COVID-19 HELP AND SUPPORT
If your business is closing due to Covid-19, provide regular meter readings whenever you can at castlewater.co.uk/meterread and we will use these when we calculate your next bill to ensure your water charges are minimised.COVID-19 Help and Support
Protect your business this winter!
The weather is getting colder & it's a good time to think about getting your business prepared for winter - even if you are temporarily closed!
Download our Winter Wise GuideSave the Children
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
Looking to Switch Business Water Supplier?
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!
Defining the business of water
Castle Water is the UK's leading independent business water supplier offering unrivalled customer service at competitive prices. Business water services we offer include water management, waste water treatments, trade effluent, water efficiency and emergency or contingency planning.
Our ServicesLatest News & Blogs
19/11/2020
John Reynolds takes a first look at increases in Wholesale...
Read moreCustomers are being encouraged to register for Castle Water’s dedicated...
Read moreCastle Water, the UK’s leading independent business water supplier, is...
Read moreSave the Children’s Emergency Fund has installed clean water and...
Read moreI was very relieved when Ofwat accepted in early April...
Read moreAlmost two months ago, a warehouse exploded at Beirut’s central...
Read moreSave water, save money
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