Oracle Corporation is an American multinational computer technology corporation that specializes in developing and marketing hardware systems and enterprise software products – particularly database management systems. Headquartered in Redwood Shores, California, United States and employing 105,000 people worldwide as of 1 July 2010, it has enlarged its share of the software market through organic growth and through a number of high-profile acquisitions. By 2007 Oracle had the third-largest software revenue, after Microsoft and IBM.
The company also builds tools for database development and systems of middle-tier software, enterprise resource planning software (ERP), customer relationship management software (CRM) and supply chain management (SCM) software.
Larry Ellison, a co-founder of Oracle Corporation, has served as Oracle's CEO throughout its history. He also served as the Chairman of the Board until his replacement by Jeffrey O. Henley in 2004. On August 22, 2008 the Associated Press ranked Ellison as the top-paid chief executive in the world.