• SAVE WATER

    Help your business save water and money.

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  • CUT YOUR COSTS

    Reduced rates and improved services.

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  • HOW TO SWITCH

    Switching is easy. Just follow these easy steps.

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  • HOW TO PAY

    Learn more about your payment options.

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Latest news and case studies

Customer service update October 2018

Castle Water welcomes Courier Business Awards

Focus Academy Trust set to save £7.5K on their water bills

The Courier Business Awards 2018

Castle Water nominated for Courier Business Awards 2018

Apprentices earn while they learn

Fantastic opportunities for apprentices to earn while they learn

University benefits from £25.5k savings per year on water bill

Large Water Users

From dedicated account management to consolidated billing and technical support, we offer a range of specialist services for large and multi-site customers.

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  • WATER MANAGEMENT

    Get the most from your water services.

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  • ONE SIMPLE BILL

    For water, wastewater and multiple sites.

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  • HELP & ADVICE

    Speak with an advisor online right now.

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