Consulting Firms Ranked

A tier list by Zeke · filed under Internet & Culture · published 23 July 2026

Ranking the Big Four, MBB, and leading boutique consultancies.

S tier

  1. McKinsey & Company
  2. Boston Consulting Group (BCG)
  3. Bain & Company

A tier

  1. Deloitte
  2. PwC (PricewaterhouseCoopers)

B tier

  1. Accenture
  2. Ernst & Young (EY)
  3. Oliver Wyman

C tier

  1. Roland Berger
  2. Capgemini

D tier

  1. Booz Allen Hamilton

F tier

  1. KPMG

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