By Florian Smeritschnig, former McKinsey Senior Consultant · Updated September 2026 Yes, you can move from the Big 4 to MBB. I have coached Deloitte, PwC, EY, and KPMG consultants into McKinsey, BCG, and Bain, and the firms hire laterally from the Big 4 every year. The transition is real and well-trodden. But the thing…
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Updated July 2026 | By Florian Smeritschnig, Former McKinsey Senior Consultant Roughly half of consultants at McKinsey, BCG, and Bain don’t have a business or finance background. Engineers, lawyers, doctors, military officers, and academics together make up the majority of MBB hires once you set MBA recruiting aside. Firms aren’t reluctantly accepting non-traditional candidates; they’re…
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Updated July 2026 · By Florian Smeritschnig, Former McKinsey Senior Consultant The 80/20 rule in consulting means roughly 80% of business impact comes from 20% of the available actions, so consultants at McKinsey, BCG, and Bain deliberately concentrate their analysis, recommendations, and client effort on the highest-impact 20% rather than analyzing everything. In practice, this…
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Updated September 2026 · By Dr. Florian Smeritschnig, former McKinsey Senior Consultant Market sizing questions ask you to estimate the size of a market, like the number of pizzas sold in the US each year, with no data and no calculator. You answer them in six steps: clarify, structure, assume, calculate, sanity-check, and interpret. Interviewers score…
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Updated July 16, 2026 | By Florian Smeritschnig, former McKinsey Senior Consultant Most of what is written about the McKinsey alumni network comes from people who have never been inside it. The same three claims circulate: it is big, it is powerful, and famous people belong to it. None of that tells you what membership…
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Florian spent five years at McKinsey as a Senior Consultant and is a highly experienced consulting interviewer and problem-solving coach. Having conducted interviews with hundreds of candidates, he understands exactly what top-tier firms look for in successful applicants.
He founded StrategyCase.com to make top consulting careers more accessible by providing tailored, up-to-date insights into the recruiting process. Recognized as the most successful case and fit interview coach, Florian has helped his clients secure 700+ offers at MBB, Tier-2 firms, Big 4 consulting divisions, in-house consultancies, and boutique firms over the past four years.
He is the author of “The 1%: Conquer Your Consulting Case Interview,” “The 1%: Case Interview Workbook,” and “Consulting Career Secrets”, all available on Amazon.
