EMC Computer Systems (UK) provides data storage systems. A regional unit of storage leader EMC, the company sells RAID storage systems, storage networking equipment, data management software, and it offers a wide range of consulting and support services. It markets to banks, manufacturers, Internet service providers, retailers, government agencies, universities, and other organizations that manage large amounts of data. EMC's UK-based customers have included British Airways, Marshalls, The Financial Times, Tesco, and the University of Leeds. Outside of the US, Europe is EMC's largest geographic market.