Microsoft Corp. today announced revenue of $14.40 billion for the quarter ended March 31, 2007, a 32% increase over the same period of the prior year. This revenue drove record profits with operating income of $6.59 billion and net income of $4.93 billion. Diluted earnings per share for the quarter grew 72% to $0.50, and included $0.02 in tax benefits and $0.01 in legal charges.

These results reflect $1.67 billion of revenue and operating income, $1.14 billion of net income and $0.12 of diluted earnings per share that were previously deferred primarily related to the technology guarantee programs for Windows Vista� and the 2007 Microsoft� Office release.

Microsoft will hold an audio webcast at 2:30 p.m. PDT (5:30 p.m. EDT) today with Chris Liddell, senior vice president and chief financial officer, Frank Brod, corporate vice president and chief accounting officer, and Colleen Healy, general manager of Investor Relations, to discuss details of the company�s performance for the quarter and certain forward-looking information. The session may be accessed at http://www.microsoft.com/msft. The webcast will be available for replay through the close of business on April 26, 2008.