Updated: Dec. 13, 2011

Andrew Lees serves as a president of the Microsoft Corporation, reporting to CEO Steve Ballmer, and responsible for a set of work designed to drive maximum impact in 2012 with the company's Windows Phone and Windows 8 efforts.

Prior to his current role, Lees served as president of the Windows Phone Division, where he oversaw the strategy, development, marketing and sales of Microsoft software and services for Windows Phones worldwide. In three years leading the Windows Phone team, Lees reset Microsoft's mobile strategy, built a strong team that delivered Windows Phone 7 and Windows Phone 7.5, and created critical new partnerships and ecosystems around Windows Phone.

Previously, Lees served as corporate vice president, Microsoft Server & Tools Marketing and Solutions Group. In that role, he provided worldwide business leadership for the Server & Tools business and was responsible for all elements of the marketing mix to maximize customer and partner satisfaction and business success. Prior to joining the Server & Tools group, Lees held a variety of different roles within Worldwide Sales, Marketing and Services Group.

Lees joined Microsoft in 1990 and spent 10 years in the Microsoft United Kingdom subsidiary. During his tenure at Microsoft U.K., he gained increasing responsibility for sales and marketing within the subsidiary's territory.

Lees earned a bachelor's degree in computer science from the University of Bradford in England. He is married with two children. In his free time, he enjoys travel, photography and spending quality time with his family.