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Developer services

Getting you connected to our network

Our team will help you connect to our clean water and wastewater networks. Whether residential or commercial, we've got you covered for projects large and small.

A Thames Water engineer next to a Thames Water van.

Small scale developments

If you're building, extending, renovating or converting properties for domestic or commercial use.

Large scale developments

If you're developing an industrial site or a large residential or commercial site.

Self-lay providers

If you're thinking about using a self-lay provider, we have all the information you need.

NAV information

Learn about how the New Appointment and Variation arrangement works.

Working in the street

If you're from a local authority, learn more about carrying out work near our pipes.

Additional information

Our charges

Our charging arrangements outline the charges for many of our services.

Latest news

Read more about how we're performing and latest news.

Make a payment

How to make a payment to Developer Services.

Non-household market changes

Non-household water customers can choose who they buy their services from.

Using your information

Find out more about how we'll use the information you provide to us.

Contact us

How to contact the Developer Services helpdesk, who can answer questions and offer advice.