SDL plc (LSE: SDL) is a company based in Maidenhead, UK that provides language localization services, translation software and content management services. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.

Global organizations that use SDL include ABN-Amro, Bosch, Canon, CNH, FICO, Hewlett-Packard, KLM, Microsoft, NetApp, Philips, SAP, Sony and Virgin Atlantic. SDL has over 1500 enterprise customers, has deployed over 170,000 software licenses and provides access to on-demand portals for 10 million customers per month. It has a global infrastructure of more than 60 offices in 35 countries.

The Company was founded by Mark Lancaster with nine employees in 1992. It opened its first overseas office in France in 1996 and was first listed on the London Stock Exchange in 1999. The company has grown organically and via acquisitions. SDL acquired International Translation & Publishing (ITP) in 2000, Alpnet in 2001, and the machine translation (MT) assets of Transparent Language in 2001. It bought Trados, a rival translation memory (TM) developer, in 2005. In 2007, the company acquired Tridion, a content management system vendor, and PASS Engineering, developers of PASSOLO software. In 2008, it bought Idiom Technologies, a global information system management business. At the start of 2010, SDL acquired Fredhopper, a Dutch eCommerce search and navigation software vendor. Later that same year, it bought Xopus, another Dutch company and the leader in online XML editing.

Source: Wikipedia