getting started
What Is a Case Interview? Beginner Guide + Example
A case interview is a live business problem you solve out loud with an interviewer. Learn the format, the firms that use it, how you are scored, and a fully worked example.
Pillar Hub
Worked Case Interview Examples, Start to Finish
End-to-end examples, high-frequency question patterns, and synthesis templates for live interviews.
Best for candidates converting knowledge into interview reps.
Recommended reading order
getting started
Case Interview Examples: 40+ From McKinsey, BCG, Bain & More (2026)
The most complete case interview examples directory: 12 cases worked in full on this page, plus an indexed map of 40+ firm-official practice cases across McKinsey, BCG, Bain, Deloitte, Oliver Wyman, Accenture and more, and 12 MBA casebooks.
getting started
Case Interview Questions by Stage (With Worked Solutions)
Case interview questions organized by opening, structure, analysis, and synthesis, with worked solutions, exhibit practice, quant walkthroughs, and drills for MBB prep.
fundamentals
Case Interview Synthesis: 60-Second Recommendation Template + Examples
Deliver a concise case interview synthesis that closes strong using a Road to Offer practice structure and three worked examples.
getting started
How Should You Practice Case Interviews? A Step-by-Step Plan
Use a repeatable case interview practice loop, a copyable scorecard, a complete before-and-after log, and a clear rule for choosing the next rep.
getting started
Case Interview Practice With AI: Free Tools and Method (2026)
How to practice case interviews with AI in 2026: the tools that work, how to prompt them, where AI beats a partner, and where it falls short.
getting started
Consulting Behavioral Interview: STAR + 20 Questions
Prepare consulting behavioral and cultural-fit interviews with STAR, 20 adaptable prompts, sample answers, and firm-specific official guidance.
getting started
Case Interview Tips: 10 Common Mistakes and How to Avoid Them (2026)
Ten recurring case interview mistakes, from silent math and weak exhibit insights to generic structure and incomplete synthesis, with targeted fixes.
fundamentals
Reading Charts and Exhibits in Case Interviews
How to read charts, graphs, and data tables in case interviews. Covers exhibit types, common traps, a 4-step reading method, and worked examples under time pressure.
fundamentals
What Are the Main Types of Case Interviews? Problem Types and Formats Explained
Learn the two meanings of case interview type: the business problem you solve and the format used to test you, with examples and a recognition guide.
firm specific
McKinsey Case Interview Examples: 10 Interviewer-Led Practice Cases (2026)
10 McKinsey case interview examples and practice cases with full worked solutions, plus the interviewer-led question types, the PEI, and the Solve games you face before the case.
firm specific
Bain Practice Cases: 10 Worked Examples With Solutions (2026)
10 Bain practice cases with full worked solutions, including Bain's own published coffee shop and fashion retailer cases, the SOVA screen, and the private equity diligence archetype Bain asks more than any other firm.
firm specific
Accenture Case Interview Examples: 10 Practice Cases and the Official Workbook (2026)
10 Accenture case interview examples with worked solutions, a full group case walkthrough, a Potentia practice prompt, and what Accenture's own case interview workbook actually teaches.
firm specific
Deloitte Case Interview Examples: 10 Practice Cases and the Official Library (2026)
10 Deloitte case interview examples with worked solutions, plus every case in Deloitte's own published practice library decoded by what it actually trains.
firm specific
EY-Parthenon Practice Cases: 8 Worked Due-Diligence Examples (2026)
8 EY-Parthenon practice cases with worked commercial due diligence math, buy or no-buy recommendations, and the written and group case variants EYP candidates are asked to run.
firm specific
L.E.K. Case Interview Examples: 9 Practice Cases and Market Sizing Walkthroughs (2026)
Nine L.E.K. case interview examples with worked solutions, including L.E.K.'s three official published cases decoded, market sizing openers, and commercial due diligence prompts in the sectors L.E.K. actually staffs.
firm specific
Oliver Wyman Practice Cases: 8 Math-Heavy Worked Examples (2026)
Oliver Wyman practice cases with worked math, including every official OW case decoded (Wumbleworld, Aqualine, Dairy Farm, Supermarket Pharmacy) plus 8 worked OW-style cases with full math.
firm specific
PwC and Strategy& Practice Cases: 8 Worked Examples (2026)
8 PwC and Strategy& practice cases with worked solutions, plus the written case, the group case, and how the two interviews actually differ.
firm specific
Roland Berger Practice Cases: 8 Candidate-Led Worked Examples (2026)
8 Roland Berger practice cases with worked solutions, plus the firm's own published webinar cases decoded and the restructuring archetype it asks more than any other firm.
Next step
Use this hub as your weekly sequence. Read one guide, run one practice case, then track your gaps with an assessment.
Start with a free readiness assessment