The work will be shared between 34 suppliers across a range of regional and design disciples worth £400m for Control Period 6 (2019-2024) and up to £640m including options to extend to Control Period 7 (2024-2029).

The Design Services Framework consists of four multi-discipline frameworks and 78 single-discipline frameworks.

The new DSF aims to provide access to a wider range of multi-skilled suppliers including small and medium enterprises which account for 25% of the single discipline suppliers named.