ABB
Adtranz
Alcatel
Allenbuild plc
Allen & Overy
Alstom
AMEC plc
Ansaldo Astaldi International Inc
BAA
Babcock Borsig Service GmbH
Barnsley Metropolitan Council
Balfour Beatty plc
Bovis Lend Lease
British Waterways
Brittania Construction
Carillion plc
Cinven Ltd
CISA International
Costain Group plc
Delloite
Denton SRN
Deutsche Babcock
Ernst & Young
Electricity North West
Essex County Council
Eversheds
Ferrovial
Field Fisher Waterhouse
First State Bank
GTRM
Halcrow
HBJ Gateley Waring
HBG UK Ltd

Invensys
JP Morgan
Kemble Water Ltd
Kennedys
Laing O’Rourke
London Regional Transport Ltd
Macquarie Group
Metronet
Network Rail
Nuclear Decommissioning Authority
New Schools Ltd
Nippon Koei Ltd
Partnership UK
Pinset Mason
Renew Holdings plc
Royal Bank of Scotland
Skanska Group plc
Shurgard Storage Centres UK Ltd
Siemens plc
Simmons & Simmons
Slaughter & May
Southdowns Health Trust
Spice Group Ltd
Steeles Engineering
Surrey County Council
Taylor Woodrow plc
Thames Water Ltd
Trans4m
TransManche Link (TML)
Tube Lines Ltd
Volker Stevin
Westinghouse Rail Systems Ltd
West Sussex County Council