- Alliance and Leicester PLC
- Allied Double Glazing Plc
- Amazon.co.uk Ltd
- Arvato
- Axa Sun Life Plc
- Argyll & Bute Council
- BP Oil Grangemouth Refinery Ltd
- Babergh District Council
- Balfour Beatty WorkSmart
- Barclays Bank
- Barnardo’s
- Barratt Homes Ltd
- BBC
- Berkeley Morgan Group Plc
- Belfast City Council
- Birthday’s Ltd
- Blackpool Gazette
- Boston Borough Council
- Bracknell Forest Borough Council
- Britannia Software Plc
- Bridgend Council
- British Aerospace
- BT plc
- BT Wholesale
- Bromsgrove District Council
- Burnley Borough Council
- Business Links
- Cadbury Schweppes Plc
- Caerphilly County Borough Council
- Channel Four News
- Cherwell District Council
- Cheltenham & Gloucester Plc
- Chetham’s School of Music
- Chorley Borough Council
- City Of Edinburgh Council
- Classic FM plc
- Cofely GDF Suez
- Colchester Borough Council
- Corby Borough Council
- Cotswold District Council
- Crawley Borough Council
- Daily Express
- Daily Mirror
- Debenhams Plc
- Department of Trade and Industry (DTI)
- Devon County Council (DTI)
- Dundee City Council (DTI)
- Durlacher Ltd
- DVLA
- East Ayrshire Council
- Eastleigh Borough Council
- Epsom & Ewell Borough Council
- Essex County Council
- Exeter City Council
- Easyjet Airline Company Ltd
- Express On Sunday
- Fife Council
- First Choice Holidays Plc
- Fujitsu
- GE Commercial Finance
- Gloucester City Council
- Gloucestershire County Council
- Granada TV
- Gwynedd Borough Council
- Gwynedd Council
- GXS OpenText
- Hampshire County Council
- Hastings Borough Council
- Havant Borough Council
- Hertfordshire County Council
- HP
- Ipswich Borough Council
- Isle Of Wight Council
- Isuzu Motors Europe Ltd
- J J B Sports Plc
- Jacques Vert Plc
- John Reilly Civil Engineering Ltd
- Kawasaki Precision Machinery (UK) Ltd
- Kerrier District Council
- Kingdom of Leather Limited
- Ladybird Books Ltd
- Lakeland Limited
- Lancashire County Council
- Lancaster City Council
- Land Regeneration Management Ltd
- Leader Flush + Shapland Ltd
- Leafield Engineering Ltd
- Learning Tree International Lease Direct Motor Dealerships Ltd
- Leicestershire County Council
- Leisure Sec Plc
- Lincolnshire County Council
- Liverpool Echo
- London Borough of Camden
- London Borough of Hillingdon
- London Borough of Redbridge
- London Borough of Waltham Forest
- London School of Economics
- Lookers PLC
- Lyric Hotels Ltd
- Maldon District Council
- Manchester Evening News
- Manchester Unity Friendly Society
- Marina Developments Ltd
- Markem Technologies Ltd
- Marketing Magazine
- Marketing Week
- Marsden Building Society
- Mersey Regional Ambulance Service NHS Trust
- Microsoft
- Mid Glamorgan County Council
- Mid Sussex District Council
- Ministry of Sound Ltd
- Motorola Ltd
- N F U Mutual Insurance Society Limited
- Newbury Town Council
- News of the World
- News Team International Ltd
- Next Generation Clubs Ltd
- North Tyneside Council
- North Wales Housing Association
- Northwest Development Agency (NWDA)
- North West Leicestershire District Council
- North West Tippers Ltd
- Northamptonshire County Council
- Northern Foods Plc
- Norwich Union Healthcare Ltd
- Oadby and Wigston Borough Council
- Oxfordshire County Council
- On-Line Shipping Ltd
- Pembrokeshire County Council
- Penwith District Council
- Perrys Ltd
- Pierce Chartered Accountants
- Pitman Training Group Plc
- Playboy TV UK Ltd
- Polegate Town Council
- Poptel Ltd
- Portsmouth City Council
- Powys County Council
- Provident Financial Plc
- Radio Lancashire
- Reading Borough Council
- Rochdale Metropolitan Borough Council
- Rotary Watches Ltd
- Royal Borough of Kensington & Chelsea
- Royal Borough of Kingston Upon Thames
- Save The Children Fund
- Securicor Group Plc
- Sedgemoor District Council
- Sevenoaks District Council
- Somerset County Council
- South Derbyshire District Council
- South Lanarkshire Council
- South Ribble Borough Council
- Sport England
- Stevenage Borough Council
- Stockport Metropolitan Borough Council
- Suffolk County Council
- Sunderland City Council
- Surrey County Council
- The Colt Car Company Ltd
- The Joint Monitoring Unit Ltd
- Unilever
- University of Oxford
- Vision Express Group Ltd
- Westlea Housing Association Ltd
- Weymouth & Portland Borough Council
- Wiltshire County Council
- Winchester City Council
- Woking Borough Council
- Woodley Town Council
- Woolwich Plc
- Yorkshire Bank Plc
- Yorkshire Water
