ISG has bagged a £59m contract in central London with Blackstone to refurbish an office at 20 Old Bailey.
Works will include a new façade and extending the building by two floors to provide 240,000 sq ft of office space.
This is will add to ISG’s string of contract wins with the client, which include the £30m refurbishment of the Adelphi Building on Victoria Embankment.
ISG chief executive David Lawther said: “Global demand for prime office space in London’s most desirable business locations continues to drive this buoyant market.
“We are pleased to be able to continue supporting our core customers with their refurbishment programmes.”