Deloitte vs Oracle

Deloitte Touche Tohmatsu Limited, commonly referred to as Deloitte, is the largest professional services network in the world by revenue and by the number of professionals. Deloitte provides audit, tax, consulting, enterprise risk and financial advisory services with more than 200,000 professionals in over 150 countries. Deloitte is one of the "Big Four" professional services firms along with PwC, EY, and KPMG. Its global headquarters are located in the United States.

The Oracle Corporation is an American global computer technology corporation, headquartered in Redwood City, California, United States. The company primarily specializes in developing and marketing computer hardware systems and enterprise software products particularly its own brands of database management systems. In 2011 Oracle was the second-largest software maker by revenue, after Microsoft. The company also develops and builds tools for database development and systems of middle-tier software, enterprise resource planning software, customer relationship management software and supply chain management software.