Thames Water at a glance

Thames Water is the UK's largest water and wastewater services company with over 5,000 employees providing service round the clock to 13 million customers across London and the Thames Valley.

As one of the largest water utility companies in the UK, we take our environmental responsibilities seriously too; we are:

• Planning for climate change, finding more sustainable solutions to energy and water usage;
• Developing better ways of identifying and monitoring water usage and customer needs

We are investing an unparalleled £1billion every year for the next ten years in our network.

In doing so, we are embarking on some of the largest, most radical, and important engineering projects in our history, including:

• London Tideway Tunnels
• London Ring Main
• UK's largest enclosed reservoir

For more information on these projects follow the quick links to the right.