Mark Leslie is the founder and CEO of Veritas Software, a leading storage management software company that merged with Symantec in July 2005. He became CEO of Veritas in 1990 and brought the company from 12 employees and $95,000 in revenues to 5,500 employees and $1.5 billion in revenues, making Veritas the fifth largest software company in the world. Leslie is now the Managing Director at Leslie Ventures and a Lecturer in Management at Stanford Graduate School of Business.