Serving parts of North West London and the Home Counties.

Are you a business customer?

You can now choose your own water supplier

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Since the 1 April 2017, businesses, charities and public sector customers can choose their water supplier that offer retail water and wastewater services. Affinity Water no longer supplies these customers directly but we now act as wholesaler, working with retailers.We have transferred most of our business customers to a separate retail company called Affinity for Business (Retail) Limited, from the 1 April 2017 customers are free to choose their own retailer.


Depending on your location, your wastewater is supplied by:

You should have received letters informing you of these changes and confirmation of who your retailer is for water and wastewater from the 1 April 2017. Alternatively, please refer to your recent water bill.


Useful links

View a full list of water and wastewater retailers

Further information and help about choosing your supplier