Here is a look at the life of Steve Ballmer, CEO of Microsoft since 2000.
Personal: Birth date: March 24, 1956
Birth place: Detroit, Michigan
Birth name: Steven Anthony Ballmer
Father: Fred Ballmer, manager for Ford Motor Co.
Mother: Bea (Dworkin) Ballmer
Marriage: Connie (Snyder) Ballmer (1990-present)
Children: 3 sons
Education: Harvard University, B.A., 1977, double major in Mathematics and Economics; Attended Stanford University Graduate School of Business, 1979-1980
Other Facts: Became friends with Bill Gates while at Harvard University.
Worked for Procter & Gamble as assistant product manager before Microsoft.
Met his wife, Connie Snyder, while both were working at Microsoft.
Timeline: 1980 - Begins his Microsoft career as a business manager and is the company's 24th employee.
July 1998-February 2001 - President of Microsoft.
January 13, 2000 - Is named chief executive officer when Bill Gates steps down to concentrate on philanthropy.
2012 - Ranks 479 on Forbes Executive Pay list, with $1.38 million total compensation package.
March 2013 - Is named number 51 on the Forbes World's Billionaires list, with a net worth of $15.2 billion.