Microsoft Corporation (NASDAQ: MSFT) (SEHK: 4338) is an American multinational computer technology corporation. It evelops, manufactures, licenses, and supports a wide range of software products for computing devices. Microsoft's best-selling products are the Microsoft Windows operating system and the Microsoft Office suite of productivity software. These products have prominent positions in their respective markets, with market share estimates as high as 90% or more for Microsoft Windows as of 2006 and for Microsoft Office as of 2003. One of Bill Gates' key visions for the company is "to get a workstation running our software onto every desk and eventually in every home".