Big 4 Case Interviews: Deloitte, KPMG, EY, and PwC
Updated September 2026 · By Florian Smeritschnig, Former McKinsey Senior Consultant A Big 4 case interview is shorter, less framework-driven, and more conversational than an MBB case. Each of the firms runs two versions of it: a demanding strategy-arm case at Monitor Deloitte, EY-Parthenon, and Strategy&, and a lighter core-consulting case everywhere else. Which one you get…
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