Automotive & Transport
- BMW
- Chrysler UK Ltd
- Jaguar Cars Ltd
- Land Rover Group Ltd
- Mercedes-Benz Retail Group UK Ltd
- Network Rail
- PSA Peugeot
- Super Aguri – Formula 1 Ltd
- Toyota GB Ltd
- Aston Martin
Financial/Legal Sector
- All of the top ten leading Investment Banks
- AMP (UK) Services Ltd
- Ashurst
- Audit Commission
- Axa Insurance Plc
- Banque PSA Finance
- BNP Paribas
- Egg Financial Products Ltd
- Exane BNP Paribas
- Gulf International Bank
- HSBC Bank Plc
- LCH Clearnet
- NFU Mutual & Avon Group
- Raiffeisen Investments AG
- Virgin Money Ltd
- Deloitte
Not for Profit
- British Educational Communications & Technology Agency
- Charity Commission
- Chartered Institute of Waste Management
- Construction Skills
- Cory Environmental
- Diabetes UK
- Health Protection Agency
- National Association of Citizens Advice
- Learning and Skills Council
- Stonham Housing Association
- Waste & Recycling Action Programme
ITC Sector
- A E A Technology
- AppLabs
- AT & T Global Network Services
- BT Plc
- Cable and Wireless
- Cisco Systems Plc
- COLT Telecom Group Plc
- Dell Computer Corporation Ltd
- Fasthosts Internet Ltd
- Fujitsu Telecommunications Europe Limited
- Giant (UK) Ltd
- IDC UK Limited
- Kingston Communications plc
- NetApp
- SAP (UK) Ltd
- Texas Intruments
- Thunderhead
- Triaster Ltd
- Lexmark
Other
- Assist Knowledge Development
- AstraZeneca UK Ltd
- Balfour Beatty Civil Engineering Ltd
- BBC
- BP Chemicals Ltd
- BSkyB
- EDF Energy
- General Physics
- National Grid Wireless
- Punch Taverns (PTL) Ltd
- Shell
- SunPower
- Takeda Global Research & Development
- Wolters Kluwer
- Wood Mackenzie
- HomeServe
- European Space Agency
- Punch Taverns
- Wilmington
Government and Public Sector
- Audit Commission
- Cabinet Office
- Charity Commission
- Department for Children Schools and Families
- Department of Trade and Industry
- European Space Agency
- Hampshire County Council
- Inland Revenue
- Kent County Council
- London Borough of Haringey Council
- London South Bank University
- Maidstone Borough Council
- Milton Keynes College
- North Oxfordshire College
- Northampton College
- Scottish Executive
- The Forestry Commission
- University of Northampton
- Wealden District Council
- Aitchesse
- Skills Funding Agency
FMCG
- Heineken International
- Kellogg Company of Great Britain Ltd
- Manor Bakeries Ltd
- PZ Cussons
- Unilever Best Foods UK
Retail
- Boots Company Plc
- Cadbury Schweppes
- Carphone Warehouse Plc
- Coca-Cola Enterprises Europe Ltd
- Habitat UK
- HMV UK Ltd
- John Lewis Plc
- Kraft Foods