UK Central Government

• Department for Constitutional Affairs
• Met Office
• IDeA
• Government Actuary's Department
• H.M.Customs & Excise
• Legal Services Commission
• Environment Agency
• Information Commissioner's Office
• Get Safe Online
• Scottish Executive
• Countryside Council for Wales
• States of Jersey
• Office of the e-Envoy
• UK Online
• UK Sport
• Ordnance Survey
• SOCITM

UK Local Government

• Ashfield District Council
• Basildon District Council
• Bath & North-east Somerset District Council
• Blaby District Council
• Bridgnorth District Council
• Business Link Nottinghamshire
• Business Link Tyne & Wear
• Caerphilly County Borough Council
• Calderdale Metropolitan Borough Council
• Alnwick District Council
• Castle Morpeth Borough Council
• City of Lincoln Council
• City of Sunderland
• City of Westminster
• Corby Borough Council
• Cornwall County Council
• Crawley Borough Council
• Eastbourne Borough Council
• Essex County Council
• Flintshire County Council
• Hull City Council
• Islington Council
• Kent County Council
• Liverpool City Council
• Maidstone Borough Council
• Mansfield District Council
• Newcastle City Council
• North Cornwall District Council
• North Keseven District Council
• North Warwickshire Borough Council
• North West Development Agency
• Northamptonshire County Council
• Nuneaton and Bedworth Borough Council
• Plymouth City Council
• Ryedale District Council
• Salford City Council
• Sedgemoor District Council
• Southampton City Council
• Portsmouth City Council
• ... and hundreds more ...

Major Corporations

• Vodafone plc
• British Aerospace plc
• British Airways plc
• British Land plc
• British American Tobacco plc
• Serco Group plc
• St Modwen Properties plc
• Alterian
• Berkeley Group plc
• Corus plc
• Alcan Inc
• BHP Billiton plc
• Canary Wharf Group plc
• Capita Business Services Limited
• Glaxo SmithKline Plc
• Warburtons Limited
• Reuters Limited
• Systemax Europe plc
• Grant Thornton Limited
• Logica Inc
• RMC Group Services

Travel

• British Airways
• First Choice
• TUI
• Silverjet plc
• Budget Travel
• MyTravelLite

Utilities & Telecom

• BT Wholesale
• BT Exact
• Energis
• National Grid Transco
• T-Mobile (UK) Limited

Health Service

• Cambridgeshire NHS
• Staffordshire Ambulance Service
• Wolverhampton City PCT
• NHS Information Authority
• The London NHS Trust
• NHS Direct
• PRIMIS
• Guy's & St Thomas' Hospital

Finance

• Alliance & Leicester
• Lloyds TSB Bank plc
• The Cooperative Bank plc
• NatWest
• Royal Bank of Scotland
• Scottish Widows
• Virgin Money
• Cheshire Building Society
• AEGON
• Britannia
• Newcastle Building Society
• Hargreaves Lansdown
• Friends Provident
• Ecology Building Society
• Birmingham Midshires
• Baring Asset Management
• Investec Asset Management
• BNP Paribas

Other Companies

• ABC-Electronic
• The Marketing Society
• Bradford Cancer Support
• Cass Business School
• AMC Management
• Bapla
• Barcrest Group
• CableCoil
• Clearview Solutions, LLC
• CSU
• Davis Bonley
• Enline plc
• Fat Face
• Fernhill
• Freddie Neynell
• Fotos2Print
• Headland
• HEC Plc
• Kinesis Technologies Limited
• pHase2 (Business Development) Ltd.
• Sable
• Simon Jersey Limited
• Singlepoint (4u) Ltd.
• The Freedom Group
• Tower Classic Gifts
• Turtle Consulting
• Twymark
• UK Data Net Ltd
• Chi ltd
• ASR Designs Limited