The brace of projects includes a major £250m job for a 20-storey mixed-use tower which will replace Hill House, a 1970s concrete building on a site just North of Fleet Street.
The firm was also confirmed on a £158m data centre fit-out, along with associated construction work, from global data centre provider Telehouse in London Docklands.
Ardmore ranked second after developer Reef Group picked the builder to deliver the £240 final phase of its Tribeca purpose-built life science campus in London’s King’s Cross Knowledge Quarter and the £100m redevelopment of a grade II listed office at 1-5 London Wall in the City.
According to data compiled by Barbour ABI, Morgan Sindall remained top of the rolling 12 month ranking for value of work secured.
Kier leap-frogged Willmott Dixon to take second place with Bam remaining ranked fourth.