Redefining the water industry

It’s time for your water supply to evolve

Introducing a new kind of water and wastewater network operator, providing you with a dedicated service, tailored specifically to you. 

By choosing Castle Water, you are choosing more than a network operator – you are opting for a partner that provides unmatched control, care, and efficiency in water and wastewater management.

We are now introducing our services as a water and wastewater network owner in order to provide our customers with:

We believe it’s critical to get it right, first time, every time.

Partner with Castle Water - a network operator who is focused on what you need.

NAV

Section 8 (2) Notice WIA91 Web

Castle Water NAV Ltd has applied for an appointment replacing Yorkshire Water as a relevant water and sewerage undertaker for;
Frenchgate Shopping Centre

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Castle Water is the leader in challenging monopoly water suppliers

Castle Water is the largest independent water retailer in England and Scotland, with 20% market share in the non-household water retail market. Castle Water was the first independent water retailer in England. and is the only Water Retailer to obtain a Wholesale Authorisation License.

250K+

customers

500K+

supply points

18.4K+

5-star reviews

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