A person can get a list of the top 50 consulting firms by visiting Vault.com, Forbes.com and Statista.com. Bloomberg.com and Ivyexec.com also provides shorter lists of the top consulting firms in the United States.
These lists are compiled based on several factors such as prestige, compensation, work-life balance and firm culture. The top consulting companies on most lists are Mckinsey & Company, Bain & Company, The Boston Consulting Group, Inc., Deloitte Consulting LLP and PricewaterhouseCoopers Advisory Services LLC. The Big Three consulting firms based on revenue are Mckinsey & Company, The Boston Consulting Group and Bain & Company. Mckinsey & Company is widely considered the best consulting firm.