Save Up to 20% on Water Bills

Businesses can save up to 20% on water and wastewater bills when switching to Castle Water. Get a quote today to find out how much your business could save!

Get Your Quote Now

Business Water Suppliers UK

Castle Water helps businesses across England get the solutions they need from their commercial water suppliers. We can help you reduce your water bills and decrease water consumption through greater water efficiency, and also help you reduce wastewater.

Whether you’re a small company starting out and need help with understanding business water rates or have a large multi-site company looking for big savings on water, we can help with all facets of water usage. As one of the leading water companies in England, we will look after every aspect of your business water supply and help ensure that there are no hiccups.

Serving Businesses in England

With hundreds of thousands of businesses in England needing direct access to water every day, it is vital that your business not only avoids interruption to service but also knows you’re getting the best deal possible on your business water bills.

Our retail services help businesses from Newcastle upon Tyne to Penzance control their water management, take care of sewerage services and ensure wastewater treatment is in line with local statutory regulations and, most importantly, allows businesses to save money by consolidating water bills and implementing smart meter reading across all sites.

Why Choose Castle Water?

With no ties to traditional network owners, we can fight for cost reductions while offering quality customer care. Unlike other water companies in England that tend to bundle businesses into tariffs that don’t reflect the way they use their water, we understand the fact that business uses water in their own unique way.

Our main aim when working with any business is first to help you get a clear picture of what water and wastewater services you’ll need and which current services could be better developed. Your water efficiency is important to the health of your business as well as to the health of the planet.

Currently servicing more than 350,000 customers, we're proud of the savings we've delivered.

water suppliers england

How to Switch to Us

When you compare business water suppliers, we will always be the smart choice. At our core, we have a range of business water management services, which include:

If you are looking to switch business water suppliers, it makes good business sense to get a quote from us first.

Where Your Water Comes from Matters

Do you know exactly where your business water supply comes from? Understanding the water journey and where your local resources are is an underappreciated area or water control.

For example, knowing if your local reservoir is going to have essential maintenance overnight may not have any effect on a business based in an office, but if you run a company that uses water at night for industrial purposes, you need to have a plan in place that doesn’t disrupt business.

Castle Water can help with an emergency water supply and keep you up to date with real-time alerts in your area.

Water Solutions for English Businesses 

Water serves a unique purpose for any business. Those in the hospitality sector will have a completely different need for water than a food processing facility.

The freedom English business owners have to choose their water supplier has enabled customers to come to us and get industry-specific advice on water solutions; whether it is getting help with trade effluents, establishing new connections or wastewater management.

Better Water Billing for English Businesses

Many businesses don’t know where to begin when it comes to having better control of water bills. We wish lowering costs could be as simple as turning a tap off, but there are smarter ways to save in the long-term.

Castle Water develops plans that use smart meter reading, consolidated billing and water efficiency techniques so English business owners make savings they already should be with their water bills.

A Water Company that Works with You

You never need to feel like getting in touch with us about your business water account is a chore. We have more 5-star Trustpilot reviews than all other water retailers combined thanks to our award-winning customer service team. The UK-based team work directly with customers to ensure their business water needs are being met.

As one of the highest-rated business water suppliers on Trustpilot, you can rest assured that our customer service operators will try and provide the solution you need as quickly as possible.

Get in Touch for a Quote Online Today

If you are based in England and you want to save money on your business water bill, contact us to get an instant quote. The business water market is hugely competitive and you can make savings on your bills by comparing business water suppliers to find the best price.

Get in touch with us directly.

Our lines are open every weekday during working hours, so give us a call on 01250 718 700.

If you’re in a hurry, use our quick quote tool or send us an email via our contact form. We’ll get in touch and see what your business water options look like.

Water Supply by City

Key cities we supply include:


How are business water costs in England calculated?

The cost of your business water depends on whether you have a meter or not on your business premises. If you do not have a meter, your bill will be assessed on the rateable value of the property. So if you think you use less water than similar-sized premises, it may be a good idea to have a meter installed.

Do I have to pay VAT on my business water in England?

VAT (Value Added Tax) is normally only payable on your water bill if your business is involved in one of the following industries

What are my responsibilities regarding business water in England?

Under the Health & Safety regulations, businesses are responsible for providing an adequate supply of high-quality drinking water as well as suitable and sufficient toilet and washing facilities, including showers if appropriate to the type of work.

How can I improve my business water efficiency in England?

There are a number of ways you can improve the efficiency of your business water usage, including:

  • Invest in a water audit
  • Install a smart meter and take regular readings
  • Recycle grey water
  • Don’t put anything nasty down the drain
  • Harvest rainwater
  • Educate your employees - see our latest water efficiency guide for tips on encouraging behaviour change

How do I apply for a water meter in England?

If you do not have a water meter and would like to enquire about getting one installed, please contact your water supplier..

How much will a water meter cost in England?

The cost of having a meter fitted will depend on your location, and the size of the meter required. In some cases, it may be free of charge. To find out more fill in this form and a member of our team will contact you shortly.

How do I switch my business water supplier?

Switching business water suppliers couldn’t be easier. Get an instant quote and we’ll do the rest! We’ll find you the best deal and take care of all the details, ensuring you have the correct water and sewerage services, and making the switch easy and seamless.

How can I use the online portal?

Many of our customers manage their Castle Water accounts via our online portal. The portal will allow you to keep on top of your account whenever and wherever it suits you. You can check your water usage, submit meter readings, pay your bills, set up a Direct Debit, check past bills and correspondence and much more.

What is a water retailer? 

We are a water retail company which means we buy water from the wholesalers - the companies that own the infrastructure, source, treat and transport your water, as well as collect and treat the wastewater. As a commercial water supplier, we handle the customer service and billing.

How can the business water retail market help my organisation save money? 

In 2017, the non-domestic water market opened up in England, giving businesses the opportunity to shop around for the best business water supplier. The open water market has enabled companies to negotiate better water and wastewater rates with commercial water suppliers, reducing water and sewerage charges, at the same time as working with retailers to reduce unnecessary water consumption.

Can you help with business water contingency planning? 

If your business relies on water, any break in your clean water supply could have a profound effect on your ability to keep trading. By undertaking water contingency planning in advance, you can rest assured that emergency water supplies will help your business stay open and operational, 24/7 wherever you’re based in England. Get in touch to find out how you can assure continuity of water supply.

Get a quote

Get your instant quote now and save up to 20% on water bills.

Save Now