In over two decades it has increased its international mandate by encompassing three divisions at its campus in Sandyford, Dublin. Microsoft officially opened its Windows Live EMEA Data centre in 2009 at Grangecastle, Dublin. They employ over 1,500 people (including contractors) with a large proportion of overseas multi-lingual employees. Microsoft EMEA Operations Centre (EOC) Established in 1985 the EOC provides key support for the company's sales and customer support activities to over 120 countries around Europe, Middle East and Africa. The Microsoft European Development Centre The Development Centre is focused on engineering excellence. It conducts the full lifecycle of software development from research and development, to engineering and localisation across many of Microsoft's different business groups. Microsoft Ireland Sales, Marketing and Services Group Established in 1991 the SMSG group services customers throughout Ireland. The group manages all sales, marketing, services and technical support for partners and customers of all sizes, including enterprise customers, small and medium sized businesses and home computer users. Windows Live EMEA Data Centre In 2009, Microsoft opened the doors of its 303,000 sq.ft Windows Live EMEA Data Centre in Grangecastle, Dublin with an investment of $500 million to host and deliver Microsoft Cloud Computing products and services for markets in EMEA. The data centre has been officially recognised by the European Commission’s Sustainable Energy Europe Campaign as a “best practice” in environmental sustainability through its innovative design which has made it 50 percent more energy efficient than traditional data centres built three years ago. Why Ireland? Why Microsoft Ireland?