Banking / Financial Services / Insurance: AIB, Aspen Insurance UK, Aviva, Bank of America, Bank of Ireland, Barclays Bank Plc, Barclaycard, Brit Insurance, Capital One, Direct Line Group, Financial Services Authority, Financial Services Compensation Scheme, Hastings Direct, Hiscox, HBOS, HSBC, International Personal Finance, ICBC Standard Bank, Legal and General, Lloyds Banking Group, Money Advice Service, Permanent TSB, Prudential, Remote Finance Solutions, Royal Bank of Scotland, Royal London Group, RSA, Societe Generale, Standard Life, The Co-Operative Group, UBS Investment, Ulster Bank Limited, Visa Europe, Vitality, Zurich Financial Services.
Retail & Consumer: Boots, Britvic Soft Drinks, Diageo, Dixons Carphone, Debenhams, Electrolux Professional, Express Gifts, John Lewis, Marks & Spencer, Microsoft, Mitchells and Butlers, Post Office, Premier Foods, Royal Mail Group, Sainsburys, Shop Direct, Unilever, United Biscuits, Whitbread Group, William Hill.
Transport/Travel: ATOC, Gatwick Airport, Hilton Worldwide, Heathrow Airport, Honeywell, Lufthansa, London Bike Company, Manchester Airport, National Rail, Network Rail, Nissan, TFL, Thomas Cook, TUI Group, Virgin
Media/Telco/Publishing: Ascom, Bayan Telecommunications, BBC, Belgacom, BT, Channel 4, D.C Thomson & Co, EE, Hutchinson 3G UK, ITV, Mobile Broadband Network, O2 Telefonica, Pearson, Skype, TalkTalk, The Telegraph Media Group, The Guardian Media Group, Thomson Reuters, Virgin Media & Mobile, Vodafone.
Central Government / Local Government: DWP, Cabinet Office, Foreign and Commonwealth Office, Government Communications Bureau, HM Land Registry, HMRC, Irish Civil Service, London School of Economics, London Southbank University, Loughborough School of Business and Economics, Met office, Metropolitan Police, National Blood Service, NHS Business Services Authority, NHS Greater Glasgow & Clyde, NS&I, Royal Mail Group, The Law Society, UCAS, UK Trade and Investment, University of Nottingham, Kingston University Business School..
Councils: Leicester City Council, Birmingham City Council, Buckinghamshire County Council, London Borough of Barnet, Cambridgeshire County Council, Cornwall Council, Hampshire County Council, East Sussex County Council, Worcester City Council.
Pharmaceutical: Astellas Pharma (Europe), AstraZeneca, Clariant, GSK, Mobile Doctors, Norgine, Pfizer, Hoffman La Roche, Roche Products, UCB Pharma SA.
Utilities: Anglian Water, BC Hydro, Bord Gáis Energy, BP International, Centrica, EDF Energy, Elexon Limited, E.ON, Morrison Utility Services, National Grid, npower, Severn Trent.
Suppliers: 3gamma, 60K, 99x Technology, Abtran, Accenture, Activeops, Aegis Limited, Arise Virtual Solutions, Arvato, Bakertilly, Banctec, Bleum, Blue Prism, Brainware Services, BSS, Capgemini, Capita, Canon Business Services, CCI Global, CDS, CGI, Ciklum, Cloud Talent, Cognizant, Conectys, Conduit, Convergys, CSC, Damco Solutions, Data One Solutions, DDC Outsourcing Solutions, Dimension Data, EXL, FirstSource Solutions, Genfour, HGS, Humansoft, IBA Group, IBM, ICBC, iCore, Infinity CCS, Infosys BPO, Intetics, Intelenet, ITC Infotech, JCommerce, Knowledge Pool, Kura, Lancox, LMP Outsourcing, Luxoft, Magicom, MHR, Mtivity, Mindpearl, MooD International, Nashtech, NIIT Technologies, NTT, Objectivity, Omnext, Pactera, Parseq, Redwood Software, RR Donnelley, Response, ScaleFocus, Serco, SoftServe, SMT Software, Sopra Steria, SPi Global, Sykes,Teletech Group, SITEL, Teleperformance, Thoughtonomy, ttec, Virtusa Polaris, VFS Global, Wavestone, Wipro, WNS, Xchanging, Xerox, Xoomworks.
Support Services: Avasant, Bird & Bird, BPeSA, Bristows, Brookson, CMS Cameron McKenna, Deloitte, Eversheds, Everest Group, Freeths, Gartner, Hackett, HfS Research, Herbert Smith Freehills, Hogan Lovells, ISG, ITIDA, Irwin Mitchell, Kemp Little, KPMG, Latham & Watkins, Latvian Investment and Development Agency, Linklaters, L&T Infotech, Mayer Brown, Midas, Mills and Reeve, MedZ Sourcing, NelsonHall, Ofsure, Pillsbury Winthrop Shaw Pittman, Pinsent Masons Solicitors, Reynolds Porter Chamberlain, Scottish Development Group, SLASSCOM, Slaughter and May, Symphony Ventures, The Team, TLT LLP, Turnstone Services, UK Trade and Investment, Virtrium, Wilkins Kennedy.