Oracle is one of the world s largest business software companies with more than 320,000 customers. Its applications include PeopleSoft Enterprise, Primavera, Oracle Fusion and Siebel. The company serves clients in the banking, technology, insurance, retail and utility industries. Oracle s subsidiaries include Sigma Dynamics, Skywire Software, Thor Technologies, Netsure Telecom Limited, Portal Software, Context Media and Interlace Systems. It also offers various database options, including real application testing, advanced compression, partitioning, label security and data mining. The company uses Java, Linux, SaaS and Open Source technologies. Oracle serves Fortune Global 100 companies. Its clients include Pfizer, NH Hoteles and Ballard Power Systems. In addition, the company provides consulting, educational and support services.