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 has been affected by 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

OUR BEST DEAL YET,
RIGHT WHEN YOU NEED IT MOST

Times are hard, but we want to make them a little easier for your business.

Switch to the UK’s leading independent business water supplier and let us take the pressure off with our lowest ever offer. No nonsense, it’s simply our best deal ever!

Get an Instant Quote Now

BUSINESSES, YOUR WATER METER NEEDS YOU!

Closure, home working or a reduced workforce will all have a substantial impact on your business water consumption. Submitting a meter reading online will ensure your next bill is up-to-date.

Submit a meter read

Save 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

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 Guide

MyAccount. Anywhere. Anytime.

Manage your Castle Water account, with MyAccount.

Register Now!

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 Services

Latest News & Blogs

Castle Water CEO John Reynolds’ update on the latest lockdown

5/1/2021

What Castle Water is doing and what you can do...

Read more
Save the Children: Sudan Flood Response

19/11/2020

It’s thought more than 100 people have lost their lives...

Read more
How you've helped children through COVID-19 - six months on

17/11/2020

The COVID-19 pandemic has affected every one of us. For...

Read more
Increases in wholesale water and wastewater tariffs from April 2021

6/11/2020

John Reynolds takes a first look at increases in Wholesale...

Read more
View more

News

Castle Water CEO John Reynolds’ update on the latest lockdown

5/1/2021

What Castle Water is doing and what you can do...

Read more
Save the Children: Sudan Flood Response

19/11/2020

It’s thought more than 100 people have lost their lives...

Read more
How you've helped children through COVID-19 - six months on

17/11/2020

The COVID-19 pandemic has affected every one of us. For...

Read more
Increases in wholesale water and wastewater tariffs from April 2021

6/11/2020

John Reynolds takes a first look at increases in Wholesale...

Read more
Castle Water's MyAccount users on the rise

6/11/2020

Customers are being encouraged to register for Castle Water’s dedicated...

Read more
Castle Water secures new Crown Commercial Service agreement

23/10/2020

Castle Water, the UK’s leading independent business water supplier, is...

Read more
View more

Save 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

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!

Get an Instant Quote