Big Three (management consultancies)

MBB Logos: McKinsey, BCG, Bain

The Big Three or MBB is the name colloquially given to the three large strategy consulting firms. They are considered to be the most prestigious firms in the management consulting industry.[1] In terms of employees, McKinsey & Company is the largest and leads by revenue. McKinsey is followed by Boston Consulting Group and Bain & Company, respectively.

  1. ^ Szczerba, Marta (March 5, 2014). "The Big Three: meet the world's top consulting firms". No. 72. The Gateway. Archived from the original on September 4, 2014. Retrieved October 18, 2014.