The 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 approximately 108,000 people worldwide as of 31 May 2011 , 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 Oracle Challenger Series, started in 2018, consists of two ATP Challenger Tour events and two WTA 125K Series events, taking place as combined events Jan. 20-28, 2018 at the Newport Beach Tennis Club and February 24-March 4, 2018 at the Indian Wells Tennis Garden. Each event will pay equal prize money for a total of $150,000 per tournament.