With annual sales revenue of more than $55 Billion, Microsoft Corporation is one of the leaders in software, services and solutions worldwide. The company develops, manufactures, licenses and supports a range of software products for computing devices. Its business division includes the Microsoft Office suites, desktop programs and servers; Microsoft Dynamics; and Unified Communications solutions. It operates an entertainment division that consists of the Xbox video game system, including consoles and accessories, Xbox live operations, Zune digital music and entertainment devices. It also offers surface computing platform and Windows Automotive. Additionally, it provides an online advertising platform for publishers and advertisers and personal communications services, such as e-mail and instant messaging. Its online information offerings include Live Search and MSN portals and channels. Founded in 1975, the public company employs over 88,200 staff members across 85 countries worldwide. Microsoft Corporation operates various subsidiaries, such as Microsoft Ireland Research, Microsoft Capital Group, Microsoft Global Finance, Microsoft Online and MOL Corporation.