Switch to Castle Water for award winning business water services for companies and organisations of all sizes.
More 5-star reviews than all other water retailers combined.
Switch to Castle Water for award winning service and to save up to 80% on your fixed water charges
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Switch to Castle Water for award winning service and to save up to 20% on your business water
Postcodes: OX3, OX4 | We are aware of an issue with your water supply. The Thames Water team are carrying out urgent repairs and will get your water supply back to normal as quickly as possible. For the latest updates, please visit Thames Water.
Sign up to receive your water services from Castle Water and we’ll donate £100 to Save the Children on your behalf. Alternatively, you can choose to receive £50 Castle Water account credit, or a £50 Amazon e-voucher.
– Danuta, Castle Water customer