Case library

Practice with 50+ real consulting cases

How many coffee shops are in New York City?

Classic Fermi estimation. Decompose by population, demand frequency, and shop throughput.

Market Sizing
Food & Beverage
Easy

Public EV charging points needed in Germany by 2030

Forward-looking sizing requiring stock-vs-flow logic, charger utilization, and policy-driven assumptions.

Market Sizing
Energy & Mobility
Medium

Regional airline margin decline

Operating margin has dropped from 12% to 4% over three years. Diagnose the root cause.

Profitability
Aviation
Easy

B2B SaaS — profitability collapsing despite revenue growth

ARR is up 25% YoY but EBITDA is more negative than ever. Find the profit leak.

Profitability
Software
Medium

Should a national grocer enter rapid (15-min) delivery?

Classic market entry: attractive market, capability fit, and a clear go/no-go recommendation.

Market Entry
Retail
Easy

European luxury house entering Southeast Asia

Strategic, qualitative-heavy entry case. Brand positioning, channel choice, and country sequencing.

Market Entry
Luxury Goods
Hard

Big pharma acquiring a mid-cap biotech

Synergy math, deal valuation, and a defensible recommendation on a $12B biotech acquisition.

M&A
Pharmaceuticals
Hard

Streaming service launching an ad-supported tier

Pricing case: where to set an ad-supported tier to maximize ARPU without cannibalizing premium subs.

Pricing
Media & Entertainment
Medium

How many electric delivery vans are on UK roads?

Size the active electric last-mile van fleet in the UK and pressure-test the penetration rate.

Market Sizing
Logistics
Easy

Size the paid video streaming market in India

Estimate annual paid streaming revenue in India by segmenting households, ARPU, and subscription overlap.

Market Sizing
Media & Entertainment
Medium

Quick-service chain — falling unit economics

A QSR chain's per-store EBITDA has dropped 30% in two years — diagnose the driver and propose a fix.

Profitability
Restaurants
Easy

Regional bank — net interest margin compression

A US regional bank's NIM has compressed 80bps in 18 months — find the driver and recommend a response.

Profitability
Financial Services
Medium

Cargo airline — yield collapse post-pandemic

A pure-play cargo carrier's yield has fallen 40% from peak — assess structural vs. cyclical drivers.

Profitability
Aviation
Medium

European neobank — entering Mexico

A European neobank is evaluating launch in Mexico — assess the opportunity and the entry mode.

Market Entry
Financial Services
Medium

Utility — building a public EV charging network in Spain

A European utility is evaluating a national rollout of public fast chargers in Spain — assess the play.

Market Entry
Energy & Utilities
Hard

Insurer — launching pet insurance in Germany

A multi-line insurer is exploring a pet insurance launch in Germany — size the prize and design the entry.

Market Entry
Insurance
Easy

PE platform — evaluating an HVAC add-on acquisition

A PE-backed HVAC platform is evaluating a $90M regional add-on — assess the deal and the synergy case.

M&A
Industrial Services
Medium

Conglomerate — spinning off a cable network

A diversified media group is weighing a spinoff of its declining cable network — assess value and structure.

M&A
Media & Entertainment
Hard

B2B SaaS — moving from seats to usage-based pricing

A B2B SaaS firm is considering a shift from per-seat to usage-based pricing — assess revenue and churn impact.

Pricing
Software
Medium

E-commerce retailer — warehouse automation business case

An online retailer is evaluating $120M of automation across its DCs — build the business case.

Operations
E-commerce
Easy

Boutique hotel chain — RevPAR decline in resort markets

A 40-property boutique hotel group has seen RevPAR fall 12% YoY in its leisure resort segment despite stable city-hotel performance.

Profitability
Hospitality
Easy

Regional grocer — private label margin erosion

A regional grocery chain's private-label gross margin has dropped from 32% to 26% over three years even as volumes grew.

Profitability
Retail
Medium

Mobile carrier — postpaid ARPU decline

A national mobile carrier has lost $4 of monthly ARPU on postpaid in two years despite growing the postpaid base.

Profitability
Telecommunications
Medium

Fitness chain — EBITDA pressure from member attrition

A 220-club fitness chain's EBITDA margin slipped from 18% to 13% as monthly member attrition climbed past 4%.

Profitability
Health & Wellness
Easy

Medical device maker — warranty cost spike

A surgical device manufacturer has seen warranty and field-action costs double over 18 months on a flagship product line.

Profitability
Medical Devices
Hard

European low-cost carrier entering the Canadian market

A successful European LCC is evaluating launching transatlantic and intra-Canada routes from a Toronto base.

Market Entry
Aviation
Medium

Quick-commerce player launching in Mexico City

A European 15-minute grocery delivery operator is sizing a Mexico City launch and needs a go/no-go view.

Market Entry
E-commerce
Easy

US renewables developer entering offshore wind in Japan

A US renewables developer is evaluating Japan's offshore wind auctions and the right partnership model.

Market Entry
Energy & Utilities
Hard

Annual rooftop solar installations in Australia

Estimate how many residential rooftop solar systems are installed in Australia each year.

Market Sizing
Energy & Utilities
Easy

Prescription eyewear units sold in Brazil per year

Size the annual unit volume of prescription glasses sold in Brazil — frames plus lenses.

Market Sizing
Healthcare
Easy

Coworking seats in central London

Estimate the total active coworking seat capacity within central London (Zone 1).

Market Sizing
Real Estate
Medium

Annual premium dog food revenue in France

Size the annual revenue of premium and super-premium dog food in France.

Market Sizing
Consumer Goods
Medium

Short-haul carrier — gate turnaround time reduction

A short-haul carrier wants to cut average gate turnaround from 35 to 25 minutes to add a daily flight per aircraft.

Operations
Aviation
Easy

Urban hospital — emergency department throughput

An urban hospital's ED door-to-disposition time has crept above 5 hours, hurting both patient outcomes and CMS scores.

Operations
Healthcare
Medium

Insurance call centre — handle time and FCR balance

An insurer's call centre AHT is up 18% while first-call-resolution dropped 6 points after a system migration.

Operations
Insurance
Easy

Open-pit copper mine — haul cycle optimisation

An open-pit copper mine's haul cycle has slowed 14% as the pit deepens, threatening annual production guidance.

Operations
Mining
Hard

Retail bank — branch network optimisation

A retail bank with 1,400 branches is under pressure to cut occupancy cost without losing deposit share.

Operations
Financial Services
Medium

Enterprise SaaS — cloud cost optimisation

A growing SaaS company's cloud bill is rising 40% YoY despite revenue growth of 20% — gross margin is at risk.

Operations
Software
Easy

Tier-1 auto supplier — quality recovery program

A Tier-1 auto supplier is on the OEM's quality watch list after PPM defect rates tripled at one plant.

Operations
Automotive
Medium

Low-cost carrier — bag and seat ancillary pricing

An LCC wants to grow ancillary revenue per passenger by 15% without hurting load factor.

Pricing
Aviation
Easy

Streaming platform — global tier and price redesign

A global streaming platform is redesigning its plan portfolio across 60 markets to lift ARPU and contain churn.

Pricing
Media & Entertainment
Hard

CPG beverage maker — promotional effectiveness reset

A CPG beverage company spends ~12% of revenue on trade promotion but only ~30% of events are ROI-positive.

Pricing
Consumer Goods
Medium

Utility — residential time-of-use tariff redesign

A regulated utility is redesigning residential tariffs to a time-of-use model to reflect renewable supply patterns.

Pricing
Energy & Utilities
Medium

Luxury fashion house — resort collection price architecture

A luxury fashion house is rebuilding the price architecture of its resort collection to widen the entry tier.

Pricing
Luxury Goods
Easy

Neo-bank — card interchange and FX margin model

A neo-bank wants to rework how it captures interchange and FX margin without breaking its no-fee positioning.

Pricing
Financial Services
Medium

Regional banks — merger of equals

Two ~$60B regional banks are evaluating a merger of equals — assess strategic logic, synergies, and structure.

M&A
Financial Services
Hard

Enterprise software — AI bolt-on acquisition

A $4B enterprise software company is evaluating a $400M AI bolt-on to accelerate its product roadmap.

M&A
Software
Medium

Oil major — divesting upstream assets in West Africa

An oil major is divesting a portfolio of mature West African upstream assets — design the carve-out and sale process.

M&A
Energy & Utilities
Hard

Specialty retailer — PE take-private evaluation

A PE fund is evaluating a take-private of a mid-cap specialty retailer trading at a depressed multiple.

M&A
Retail
Medium

Industrial group — cross-border acquisition in Southeast Asia

A European industrial group is evaluating the acquisition of a family-owned manufacturer in Vietnam.

M&A
Industrials
Easy