Key sectors

Organisation

Public

• Audit Commission
• Barnsley Metropolitan Borough Council
• Bedfordshire County Council
• Commissioning Business Services
• Crown Prosecution Services
• DEFRA (Gold)
• Department of Infrastructure, State Government of Victoria (Australia)
• East Riding of Yorkshire
• Essex County Council
• Hertfordshire County Council
• Highways Agency
• MET Office
• Metropolitan Police
• Ministry of Justice
• NHS Blood Transfusion Services
• Office of Fair Trading
• OFGEM
• OGC Buying Solutions
• Olympic Delivery Authority
• Scotland Excel
• Suffolk County Council
• The Home Office
• Transport for London

Financial Services

• American Express Services Europe Ltd
• AVIVA
• Bank of England
• Credit Suisse
• European Central Bank
• Prudential Plc
• Suncorp (Australia)
• Zurich Financial Services (UK)

Telecoms

• BT
• COLT Telecoms
• Virgin Media
• Siemens Enterprise Communications Ltd

IT/Technology

• Atos Origin
• Computacenter
• CSC Central Region
• CSC Northern Region
• Mercato Solutions
• Microsoft
• Probrand Ltd
• QinetiQ
• Thomson Reuters
• Xerox (Global Purchasing)

Manufacturing/Distribution

• Brammer UK Ltd
• Communisis UK Ltd
• Honeywell (Novar Group)

Advertising

• Yell Ltd

Retail

• ASDA (Wal*Mart)
• Coles (Australia)
• Home Retail Group
• Simplot (Australia)

Food & Drink

• Allied Bakeries
• Rank Hovis McDougall

Automotive

• Aston Martin

Transport

• British Airways
• CEVA logistics
• DHL
• DP World (Dubai)
• First Group Plc
• National Air Traffic Services (NATS)
• Network Rail
• Railcorp
• Wincanton

Consultancy

• Accenture (UK) Ltd
• BuyingTeam
• PricewaterhouseCoopers LLP

Utilities

• Balfour Beatty Utility Solutions

Energy Services

• BG Group
• CLP Power Hong Kong Ltd
• Centrica
• Doosan Babcock Energy
• Ecopetrol S.A
• Emirates Nuclear Energy Corporation (Abu Dhabi)
• Energex (Australia)
• Nuclear Decommissioning Authority
• Orlen Upstream (Poland)
• Rasgas (Qatar)
• Scottish Water
• Sellafield Ltd
• Subsea 7 Ltd
• Technip UK Limited
• Western Power Distribution
• Zadco (Abu Dhabi)

Facilities

• Atkins Asset Management
• Carillion Services
• Dalkia PLC
• Johnson Controls Ltd
• MITIE
• Sodexo Remotes Sites Scotland Ltd

Education, Science & Community Development

• King Abdullah University of Science & Technology (KAUST, Kingdom of Saudi Arabia)
• London Organising Committee of the Olympic Games and Paralympic Games Ltd (LOCOG)
• Qatar Foundation
• University of Reading
• UNOPS

Media

 
• BBC
• Dubai Media Incorporated (UAE)
• MBC Group (Dubai) 

Construction

• Skanska

Leisure

• Camelot Group

Property Management

• Home Group

Waste Management

• Veolia ES (UK) Ltd