EY refers to the global organization, and may refer to one or more, of the member firms of Ernst & Young Global Limited, each of which is a separate legal entity. Ernst & Young Global Limited, a UK company limited by guarantee, does not provide services to clients.
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Our case studies
How IONITY’s finance function became a growth driver
Discover how IONITY built its full-service finance operations across Europe from the ground up with minimal staff and limited resources.
How a government struggling with debt navigated towards a brighter future
EY professionals helped Puerto Rico exit bankruptcy and build a foundation for future growth. Learn more in this case study.
How a cosmetics giant’s transformation strategy is unlocking value
Shiseido, the largest Japanese beauty company, is reimagining its functions, processes and systems to create a global operating model. Learn more.
Reframing the future of an iconic skiwear brand
EY-Parthenon helped BOGNER refinance, reshape and return to profitability in spite of the COVID-19 pandemic. Learn more.
Case study: How smart technology helped Fiserv accelerate M&A strategy
Multi-billion-dollar mergers are fraught with complexity, but smart digital platforms can accelerate your deal strategy from design to delivery. Learn more.
How to sell a travel business when no one is traveling
Flybe became the first UK airline to be rescued from insolvency after EY-Parthenon protected the struggling business and found a buyer.
How to determine a solid path forward in a liquidation
British Steel needed a buyer to avoid closure and to continue the iconic brand, but a sale was never guaranteed. Learn more.
How Microsoft built a new mobility model for cross-border talent
Learn how professionals from EY and Microsoft challenged old assumptions about workforce mobility, creating a forward-thinking and data-rich platform.
Our case studies
How AI helped a major IT company to improve its vendor interaction experience
Find out how AI helped a major IT company improve its vendor interaction experience. Learn more.
How data analytics can strengthen supply chain performance
EY Supply Chain SmartMaps™ helped a global energy company leverage buying power, strengthen processes, reduce costs and optimize inventory. Learn more.
How a global biopharma became a leader in ethical AI
Read this case study about how a science-led biopharma positioned itself as a leader in ethical AI.
How Takeda harnessed the power of the metaverse for positive human impact
Learn how Takeda harnessed the power of the metaverse for positive human impact.
How a B2B company drove engagement by transforming its D2C platform
Discover how Merck Animal Health modernized its HomeAgain® e-commerce site to offer a robust online customers experience and drive growth and expansion..
How Bayer closed the distance globally between planning and activating
A new global business services model needed buy-in across four continents. EY wavespace™ brought execs together to drive inclusive growth.
How Wawa is catering to customers with new convenient offerings
Wawa implements new technologies, keeping customers at the center of its offerings. Learn more in this case study.
Why a superstore reinforced its cyber walls to protect its customers
Heightened security risks led a retail giant to mature its cyber capabilities, optimize its technology spend and reinforce customer trust.
What going digital means for Takeda
Find out how Takeda Business Solutions (TBS) fast-tracked its digitalization evolution.
Using technology to control spending risk in a fast-moving environment
EY is helping Microsoft to modernize and reinvent its compliance risk management across its global footprint. Learn more in this case study.
How real-time data improved diversity and inclusion policies
Data, analytics and a desire to embrace inclusivity transformed a consumer products company’s D&I program into an organization-wide cultural movement.
How business and Gen Z can work together to tackle climate change
EY teams are facilitating life-long learning on climate change and connecting the voices of Gen Z with business. Discover more.
Using AI to improve a bank’s agent effectiveness
Leveraging the power of AI and machine learning, one bank mined sales agents’ calls for performance-boosting insights. Learn more in this case study.
Our case studies
How data analytics can strengthen supply chain performance
EY Supply Chain SmartMaps™ helped a global energy company leverage buying power, strengthen processes, reduce costs and optimize inventory. Learn more.
How a digital ledger helped one plastics company champion circularity
Building trust and transparency with customers starts with an irrefutable sustainability certificate. Learn more
Fashioning a sustainable future for an online clothing retailer
EY-Parthenon has helped fashion retailer ASOS to identify opportunities to unlock value, making it more resilient and better prepared for the future. Learn more.
How an insolvent travel industry giant got back on track
EY-Parthenon teams steered international conglomerate HNA Group successfully through one of China’s largest corporate restructurings. Learn more.
An energy company’s transformation for the 21st-century customer
Learn how Xcel Energy is building trusted relationships with customers and helping lead the energy transition through innovative products and services.
How a frozen-foods powerhouse kept their cool on the way to being #1
A supply chain transformation helped a frozen-foods company keep up with demand throughout the pandemic and set the table for future growth. Learn more.
How to launch a sustainable direct-to-consumer business in no time
The Innovation and Experience Design practice at EY helped a Swiss cooperative identify a market niche and launch an entirely new business. Learn more.
How a business insolvency secured a good fate for the Spanish economy
How EY teams helped a Spanish construction company navigate business insolvency by finding a buyer to retain its vital economic presence.
Dow’s bold approach to customer experience
Read this case study to learn how Dow’s innovative customer experience program is helping revolutionize the B2B industry.