Billing and accounts

We’re here to answer your questions and help you through the process of establishing and maintaining a contract with us. You can contact us from 9am – 5pm Monday to Friday, excluding bank holidays and public holidays.

Once your contract has been set up, your account manager will provide continuous service to you. This will be throughout the duration of your contract.

Contact us

You can either email us or write to us at:

Wholesale Market Services, Thames Water, Clearwater Court, Vastern Road, Reading, RG1 8DB.