Definition: The Big Four are the top four companies in an industry. In the technology industry, the Big Four companies are Google, Facebook, Microsoft, and Amazon. In the accounting industry, the Big Four companies are Deloitte, EY, KPMG, and PwC.
Example: A lot of college students want to work for a Big Four company after graduating.
Usage of "Big Four" by Country
Details About Big Four Page
Last Updated: September 16, 2015