Great Portland Estates revealed it has pre-let the whole of its 60,000 sq ft 60 Great Portland Street scheme.

Communications company The Engine Group, which includes advertising agency WCRS, has taken the entirety of the five-flooe building at a rent of £3.6m a year, ranging from £60-£65/sq ft, on a 20-year lease.

Great Portland commenced work on the building in January 2006 and the building is scheduled to be finished by the end of 2007.

Great Portland has completed 114,000 sq ft of lettings since the beginning of July, which provides an annual rent of £6.3m.