It is possible for someone who has worked or currently works at a Big 4 to switch to MBB? In short, yes it is! Many experienced professional service workers at the Big 4 are well-suited for strategy consulting because of their strong analytical skills and their ability to solve complex business problems. However, it’s important…
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Updated May 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 —…
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Updated May 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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Market sizing questions are a core component of consulting case interviews, testing your ability to break down ambiguous problems, make structured assumptions, and arrive at a logical estimate under pressure. In this guide, you will learn a clear, step-by-step approach to solve market sizing questions with confidence and precision. As a former McKinsey consultant who…
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All major consulting firms such as McKinsey, BCG, and Bain are making significant efforts to build and hone their alumni networks. Why? Before answering this question, I first want to address what an alumni network is. An alumni network of a consulting firm is a group of individuals who have previously worked at the consulting…
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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.
