Firm beats Balfour Beatty and Sir Robert McAlpine to restore buildings across Westminster

Skyline view across Parliament, Westminster and central London from the medieval tower of St Mary-at-Lambeth, home of the Garden Museum

Wates has beaten Sir Robert McAlpine and Balfour Beatty to a high-profile £500m contract to upgrade a number of buildings set to contain MPs’ offices in Westminster known as the Northern Estate Programme.

The blue riband deal is a coup for the £1.6bn turnover firm which will carry out the work for client Parliament’s Strategic Estates.

The main contractor role involves restoring and upgrading several grade I and grade II-listed buildings while renovation work is carried out on the Palace of Westminster.

The size of the win represents a significant step-up for Wates, which is in line for public sector contracts in the £10m-£50m bracket under the Scape construction framework.

The work, which is set to begin in earnest in 2020, is expected to centre on refurbishment although some new build will be involved.

The Northern Estate scheme includes the grade-I listed Norman Shaw North and grade-II listed Norman Shaw South buildings – both over 100 years old – and 1 Derby Gate and 1 Parliament Street – two grade-II listed buildings from the 1880s. Together around 15,300m2 of office space w