1, McKinsey company.
Is a world-class leading global management consulting company. Founded in the United States on 1926 by James O. McKinsey, a professor at Booth School of Business, University of Chicago? .
2. Boston Consulting Group (BCG).
Is a global management consulting company. Is the world's leading business strategy consulting organization, with customers in all industries and regions. BCG works closely with customers to help them find the most valuable development opportunities, meet key challenges and help them realize business transformation.
3. Accenture Company.
It is the largest management consulting company and technical service provider in the world. Used to be the global management consulting department of Andersen accounting firm. 1953, Andersen accounting firm installed the first commercial computer in the United States, helping General Electric Company (GE) to improve the efficiency of payroll processing, thus creating the era of data processing.
4. Roland Berger International Management Consulting Company.
Since 1967 was founded in Germany, it has developed into the largest strategic management consulting company originating from Europe in the world.