Skip to content

Get a quote
Portal login
Business water services
Switch water supplier
Water efficiency
Trade effluent
News & insights
Help & support
About us
Careers
Contact us

Menu

Get a quote
Portal login
Business water services
Switch water supplier
Water efficiency
Trade effluent
News & insights
Help & support
About us
Careers
Contact us

About us
Careers
Contact us
Login

Menu

About us
Careers
Contact us
Login

Get Quote

Business water services

Business Water Services

Switch to Castle Water for award winning business water services for companies and organisations of all sizes.

Instant Water Quote

Business water management

Multiple premises

Large premises

Small business

Management plan

Management systems

Wastewater management

Additional services

Leak detection and repair

Contingency planning and water continuity

Automatic meter reading

Water audits

Water bill validation

New water connection

More 5-star reviews than all other water retailers combined.
Switch water supplier

Switch water supplier

Switch to Castle Water for award winning service and to save up to 80% on your fixed water charges

Instant Water Quote

Changing Water Supplier

How to change water supplier

Can I change water supplier?

Switch water supplier savings

Compare water suppliers

Compare Business Energy Rates

Compare gas and electricity prices from the UK’s biggest providers, in just a few clicks.

Compare Energy Rates
Water efficiency

Water efficiency

Business water efficiency audit

Water audit checklist

Request a water audit

Water saving devices

Business water leak detection

Water leak - who's responsible?

Detecting leaks in pipes

Report a leak

Leak detection, repair and assistance
Trade effluent

Trade Effluent

Switch to Castle Water for award winning service and to save up to 20% on your business water

Instant Water Quote

Trade effluent services

What is trade effluent

Trade effluent removal

Trade effluent disposal

Stages of water treatment

Greywater

Wastewater Treatment

Application for Trade Effluent Consent
News & insights

Earth Day 2024: Are You Drinking Too Much Plastic?

April 22, 2024

News

Castle Water Strengthens Ties With Giants Live In Year Four Of Sponsorship

Castle Water Unveils Platinum Partnership With Dundee And Angus Chamber Of Commerce.

Castle Water Celebrates Its 20,000th Trustpilot Review

Market Update: Validation That Castle Water Offers Fairer Prices After 5 Other Retailers Identified By CCW Over-Charging For 3 Years

Insights

From Apprentice to Onboarding Manager

World Water Day 2024

Look carefully before you switch your business water –
mis-selling is rife

Castle Water: Making A Splash

Case Studies

SUEZ Switch Over 200 Sites To Castle Water For Optimised Services And Solutions

Sweetening The Deal: Castle Water Resolve Loss Of Water Pressure At Leading UK Cane Sugar Manufacturer

How Castle Water Saved £6 Million For Customers In 2020 During The Pandemic

Drought Resilience Through Innovation
Help & support

Get help

Billing & payments

Water meter & readings

Moving premises

Portal help

Additional services

Water efficiency

Wholesaler queries and requests

Submit a request

Pay your bill

How to pay

Setting up Direct Debit

Refund request

Loss of water supply or pressure

Moving premises

Metering help

Submit a meter read

How to read your meter

How to install, move, repair, or replace your water meter

Meter access charges

Meter networks and submeters

Useful documents

Scheme of charges

Terms & conditions

Policies & standards

Local supply issues

Other documents

Useful articles

Who supplies my water?

How to report a leak

Flood prevention for businesses

Burst water main

VAT on business water

Bill explainer

Emergency contacts

Water incidents in my area

Emergency water supply
Portal

Account

Account Overview

Account Details

Meters

Submit a meter read

View my meters

Premises

View my premises

Move into new premises

Move out / close premises

Statement of account

Statements of account

Letters & invoices

Letters and invoices

Support

Cases

Create a new case/support ticket