Sweett Group is acting as quantity surveyor on the £50m project, which is expected to start in February 2016.
BIM will be used to fully design and tender the scheme, which will then go on to be the first building managed by The Trust using BIM.
A new 80,000 sq ft facility, which will be arranged over 8 floors, will provide flexible diagnostic and day treatments for outpatients.
RCPM have been appointed to act as project managers on the project, which will be built on the former UCL student union site located on Huntley Street, currently occupied by a four storey plus one basement level brick building.
Steffian Bradley Architects have designed the phase 5 project, which is expected to get underway next February and last two years.
PQQs can be found on the procurement portal or by emailing [email protected]