About Us

Regulatory performance

Every year we publish information about our performance. which can be found on our full library which has information on current and historic documents.

We're now in the third year of our business plan for the period covering 2020 to 2025, known as AMP7.

We made 31 performance commitments in our business plan, we're pleased to present our progress against the delivery of our customer outcomes for our business plan for AMP7.

Our Annual Performance Report sets out how well we’ve performed against our commitments during the year.

It also includes our Board’s Risk and Compliance Statement, and APR Assurance approach and outputs.


In addition, we also publish statutory accounting information for Hafren Dyfrdwy in our Annual Report and Accounts:

We want to make sure that our customers and stakeholders can rely on the information in our Annual Performance Report and other information we publish. We have reviewed our assurance processes in Hafren Dyfrdwy and aligned these to the robust processes which are applied across the Severn Trent Group.

Our statement of risks, strengths and weaknesses sets out the main areas of risk we identified to the information we publish. We developed and assurance plan - first draft for consultation, and then final - to address them. Our assurance summary sets out the main findings from our assurance this year.


Severn Trent’s group structure

Severn Trent’s code on complying with Ofwat’s principles is to continue to comply with the UK Corporate Governance Code at ST Plc level.

The Hafren Dyfrdwy board is supported by the Severn Trent Plc Governance Framework. The Governance Framework comprises the Board, Executive Committee and their respective Committees.

This chart sets out the ownership structure within the Severn Trent group, showing those companies that connect our regulated and operating companies to Severn Trent Plc.  
All entities are incorporated in England and Wales and are 100% owned unless otherwise stated.