We are the economic regulator for water and sewerage services in England and Wales.


In this section of the website you can find information for businesses, charities and public sector organisations.


Developers may be able to make choices about how water is provided to their developments.


In this section you can find information for investors in water companies.

Time to act together

Ofwat's strategy explained

Ofwat's innovation competitions

We have two types of annual competitions to award funding to innovations

Choosing your supplier

Eligible non-household customers can choose who supplies them with water and wastewater services.

Regulated companies

Information for and about the water companies we regulate

Company obligations

The requirements that we expect the companies we regulate to comply with.


One of the ways we regulate is to set the price, investment and service package that customers receive.