MBB is an abbreviated way of referring to the “big three strategic consulting firms”, McKinsey & Company, Boston Consulting Group and Bain & Company. These firms are the most prestigious management consulting firms because they hire the best highly competitive undergraduate graduates with M, B, A. The Big Three or MBB refers to the name that is colloquially given to the three large strategic consulting firms. They are considered to be the most prestigious firms in the management consulting industry.
In terms of employees, McKinsey & Company is the largest and leads by revenue, followed by Boston Consulting Group and Bain & Company. MBB stands for McKinsey, BCG and Bain. These three firms are also known as the Big Three Consulting Firms because they are the largest and most prestigious strategic consulting firms. All three firms have offices around the world, with headquarters in the United States.
In terms of geographical reach, McKinsey is the leader with the largest group of consultants and the largest number of offices. BCG is in second place, with Bain in third place. The Big 3 are the three most prestigious strategic consulting firms in the world. They are also known as MBB, short for McKinsey, BCG and Bain.
If you're interested in pursuing a career in business, you may have thought about applying for a consulting position in one of them.