The design combines European technologies with a West Coast aesthetic The $240-million Exchange office tower is Vancouver’s tallest LEED Platinum office tower and Canada’s first LEED Platinum heritage conversion with the restoration of the Old Stock Exchange building, which opened in 1929. The tower recently opened in the heart of this downtown area. Selected by the city officials as one of a few new, high density, office developments in the city’s central business district this new tower will bring valuable diversity, revenue and jobs to the neighborhood and to the city as a whole. Click Here to read more. Click Here to read more.