CDW vs Ernst & Young

CDW Corporation, headquartered in Vernon Hills, Illinois, is a provider of technology products and services for business, government and education. The company has a secondary division known as CDW-G, devoted solely to United States governmental purchasers, such as from schools, universities, cities, and the state and federal government. CDW was originally incorporated as "MPK Computing" by its founding member Michael Krasny, who currently ranks on Fortune magazine's list of the wealthiest Americans. It later became Computer Discount Warehouse and then simply CDW.

Ernst & Young Global Limited is a multinational professional services firm headquartered in London, United Kingdom. It is one of the "Big Four" audit firms and is the third largest professional services firm in the world by aggregated revenue in 2014, after Deloitte and PwC. The organization operates as a network of member firms which are separate legal entities in individual countries. It has 190,000 employees in over 700 offices around 150 countries in the world. It provides assurance, tax, consulting and advisory services to companies.