Oracle Corporation is an American multinational computer technology corporation headquartered in Redwood City, California, The United States. The company specializes in developing and marketing computer hardware systems and enterprise software products – particularly its own brands of database management systems. Oracle is the third-largest software maker by 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 Oracles 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.