Steve Ballmer (CEO of Microsoft) joined Microsoft on June 11, 1980, and became Microsoft's 30th employee, the first business manager hired by Gates. As of 2013, his personal wealth is estimated at $15.2 billion, ranking number 19 on the Forbes 400. After announcing in 2008 that he intended to remain CEO for another decade, Ballmer announced his retirement in 2013, after losing billions of dollars in acquisitions and the Surface tablet. It was announced on August 23, 2013 that he will step down as Microsoft CEO within 12 months.
