REDMOND, Wash. — February 1, 2008 — Microsoft Corp. today announced participation in the following upcoming events with the financial community. Interested parties can view a webcast of these events on Microsoft’s Investor Relations Web site at http://www.microsoft.com/msft

Microsoft Strategic Update

Monday, February 4, 2008
8 a.m. EST (5 a.m. PST)
Steve Ballmer, chief executive officer
Chris Liddell, senior vice president, chief financial officerMicrosoft financial analyst briefing at Mobile World Congress
Monday, February 11, 2008
5 p.m. CET (8 a.m. PST)
Pieter Knook, senior vice president, Mobile Communication Business

Goldman Sachs Tech Symposium

Tuesday, February 26, 2008
12:30 p.m. PST
Craig Mundie, chief research and strategy officer

Founded in 1975, Microsoft (Nasdaq “MSFT”) is the worldwide leader in software, services and solutions that help people and businesses realize their full potential.

Microsoft is a registered trademark of Microsoft Corp. in the United States and/or other countries.

The names of actual companies and products mentioned herein may be the trademarks of their respective owners.

For more information, financial analysts and investors only:

Colleen Healy, general manager, Investor Relations, (425) 706-3703

For shareholder and financial information:

http://www.microsoft.com/msft

Note to editors: If you are interested in viewing additional information on Microsoft, please visit the Microsoft Web page at http://www.microsoft.com/presspass on Microsoft’s corporate information pages. Web links, telephone numbers and titles were correct at time of publication, but may since have changed. For additional assistance, journalists and analysts may contact Microsoft’s Rapid Response Team or other appropriate contacts listed at http://www.microsoft.com/presspass/contactpr.mspx.