Adamson Associates Architects
Grimshaw Architects
Make Architects
PLP Architecture
Renzo Piano Building Workshop
Studio Indigo
Arcadis
Arup
ChapmanBDSP
Peter Deer and Associates
Jacobs
WSP
British Land
Canary Wharf Contractors
Costain Ltd.
Interserve
ISG
Land Securities
Lendlease
Lindner Prater Ltd.
Mace
Multiplex
Permasteelisa Group
Redrow
Skanska
8Build