The Bank of England
HSBC
Barclays
RBS
Natwest
Lloyds Banking Group
Halifax / Bank of Scotland
Yorkshire Bank
Cheltenham & Gloucester
Bank of Ireland
Santander
Nationwide
Cooperative Bank
BT
The Post Office
BP
IBM
Pfizer
Shell UK
BAE Systems plc
G.E. (General Electric)
McBride plc
British Gas
North West Water
CGI (Logica)
Yorkshire Electricity
MI6 & MI5
Home Office
HM Treasury
The Cabinet Office
Foreign & Commonwealth Office
Department of Education and Employment
Inland Revenue buildings
Somerset House
Department of Health
HM Customs & Excise
European Commission
Companies House
New Parliamentary Building
St Paul’s Cathedral
Hampton Court Palace
HM Tower of London
Osborne House
Kew Palace
Royal & Sun Alliance
Prudential
Legal & General
AON
Aviva
Network Rail
South-West Trains
London Underground
Eurostar
Airbus UK, Bristol