Communications

• Arqiva
• BSkyB
• BT
• Cisco
• EWE TEL
• O2
• Sprint
• Telefonica
• Telus
• Thus PLC
  

Consumer Goods

• Heinz
• McDonald's Restaurants Ltd
• Metro Group
• Miller Group
• Nestle
• Premier Foods
• Procter & Gamble
• SaraLee
• WHSmith
• Woolworths

Energy

• EON Group
• EDF Energy
  

Insurance & Finance Services

• Banco Santander
• BUPA
• Capital One
• Delta Lloyd
• Deutsche Bank
• Marconi
• MFS
• Nationwide
• Reuters
• Royal Bank of Scotland

Healthcare

• Covance
• Eli Lilly & Company
• Hospira
• Independence Blue Cross
  

Government

• Aspire
• London Underground
• Metropolitan Police
• Ministry of Defence Austria
• Southwest One
• Transport of London

Manufacturing

• Airbus
• Alcoa
• Audi
• BAE
• BASF
• Bombardier
• BP
• Corus
• Cummins
• FMC
• Freightliner
• GE
• Honda UK
• Kone
• Schneider
• Volvo Aero Corporation
• Xerox
  

Service Providers

• Affiliated Computer Services (ACS)
• Atos Origin
• BearingPoint
• Capgemini
• Cognizant
• Communisis Managed Services
• Computacenter
• CSC
• Dell Managed Services
• DoubleClick
• IBM
• Manpower
• Ness
• Scisys
• Siemens IT Solutions and Services
• SITA
• Steria
• Technisource
• Teletech
• Unisys
• Wipro
• Xansa
  

Travel & Entertainment

• American Airlines Inc.
• BBC
• Blockbuster
• British Airways P.L.C.
• Galileo International L.L.C.
• Japan Airlines International Co., Ltd.
• JetBlue Airways
• Olympic Airways S.A.
• Swiss International Air Lines AG
• Virgin Atlantic Airways
• Virgin Media