InfoWorld reports that Microsoft has promoted Bob Muglia, the head of the company's server and tools division, to president, making him one of a handful of senior executives who carry this title.

The promotion makes Muglia, who joined Microsoft in 1988, the fourth president at the company. The other presidents are Robbie Bach, president of the Entertainment and Devices Division; Jean-Phillipe Courtois, president of Microsoft International; and Stephen Elop, president of the Microsoft Business Division.

Microsoft promotes Muglia to president