Microsoft is a multinational software and computing corporation with its headquarters in Redmond, Washington. Founded by Bill Gates and Paul Allen in 1975, Microsoft is currently the number one software development company in the world, measuring by revenues.
Microsoft's main product is the "Windows" Operating System (the latest version being Windows 8). The Company is also known for its "Office" suite, Win Mobile OS and the Windows Azure Cloud Platform. As of May 2011, Microsoft also owns Skype Technologies.