Proven results across industries
Evidence-based case studies demonstrating how structured CX measurement programmes drive measurable commercial outcomes. Each study draws on real programme data from Sonata CX clients across retail, food and beverage, fuel retail, consumer electronics, automotive, and regulated industries.
Explore our case studies
Mystery Shopping ROI: Global Fuel Retailer
How a global fuel retail brand with 40,000 sites across 18 countries used mystery shopping to identify $27 million in missed revenue and achieve a 28% improvement in pass rates.
Read case studyCustomer Experience Revenue Impact: Global QSR Brand
Three studies from a 3,000-restaurant QSR brand showing how brand compliance, NPS, and cleanliness standards directly drive sales growth and customer retention.
Read case studyEmployee Engagement Drives Business Results
How employee engagement programmes across 500 retail locations and 3,000 QSR sites generated $3.5 million in revenue growth and 6.5% faster service times.
Read case studyRetail Brand Consistency at Scale
How mystery shopping programmes across 19+ countries drove 15% promotional compliance improvement and 13% service consistency gains for global retail brands.
Read case studyGlobal Multi-Market CX Governance
How Sonata CX delivers unified CX governance across 40+ markets and 35,000+ locations for global brands in fuels, consumer electronics, and automotive retail.
Read case studyFood Safety & Quality Governance
How mystery shopping programmes drove 14% food safety improvement and precision beverage measurement across international restaurant and QSR operations.
Read case studyCompliance & Regulatory Assurance
How independent measurement delivered 18% queue time reduction, improved age verification compliance, and strengthened responsible gaming governance across regulated industries.
Read case studyFrom measurement to commercial impact
Many organisations invest in customer experience measurement without ever connecting the data to commercial outcomes. These case studies demonstrate a different approach: structured measurement programmes designed from the outset to reveal the specific behaviours, standards, and engagement factors that drive revenue, customer retention, and operational efficiency.
Every study uses real programme data from Sonata CX clients. The results are anonymised to protect commercial confidentiality, but the metrics, methodologies, and outcomes are drawn directly from live programmes operating at scale.
See what structured CX measurement could deliver for your business
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