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 the City of Antwerp is transforming its financial systems
The City of Antwerp has updated its financial platform to improve security, standardization and efficiency.
Rivada is reimagining wireless internet as a commodity
By leveraging AI and automation, patient diagnostics have picked up pace in a health care testing company. Learn more in this case study.
How St James’s Hospital's transformed cancer care
Learn how our client modernized its infrastructure enhancing its data management and speeding up cancer diagnostics.
How a global firm moved swiftly to set up a stand-alone energy business
A global conglomerate with newly acquired oil and gas assets leveraged an accelerated approach to cost, supply chain and technology. Learn more.
How a new approach to finance and tax is turbocharging Accelleron
Managed Services is helping Accelleron build a future-fit operating model. Read more in this case study.
How an American city tackled a major budget gap
When the City of Milwaukee had exhausted its options, EY-Parthenon teams helped it find ways to balance the budget and avoid bankruptcy. 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.
Helping the next generation sustain an entrepreneurial spirit
The Rigby Group brought EY teams on board to optimize their “buy and build” strategy and expand their global leadership in technology. Learn more.
How carve-outs positioned an automotive giant for future growth
EY-Parthenon teams supported Daimler AG through strategic divestments and back-office transformation. Learn more.
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 Mojo Fertility is helping more men conceive
EY teams took novel fertility testing technology direct to the audience that needs it with a new customer experience and value chain solution. Read more on studio.ey.com.
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.
How digital transformation opened new channels for growth
With help from EY professionals, Royal Caribbean’s digital-first approach is transforming their business and the cruising experience.
How a major health provider is putting care into patients’ hands
Learn how a leading health care system used digital transformation to enhance its telehealth application and better serve both patients and providers.
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 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. Read more at studio.ey.com.
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.
Our case studies
How AI drove data optimization for oil and gas capital projects
Discover how AI boosted efficiency and accuracy in oil and gas project management and helped a firm streamline engineering processes. Learn more.
How EY is unlocking the next iteration of GenAI advancement with EYQ
EY is transforming the future of work and augmenting potential with an enterprise generative AI (GenAI) solution, EY.ai EYQ. Learn more in this case study.
How Bridgestone implemented a successful digital transformation
Learn how our client overcame complex challenges to achieve digital transformation through strategic partnerships and client focus.
How Mott MacDonald is building confidence through responsible AI
Explore how EY teams helped a global firm establish and accelerate AI governance to enable them to transform responsibly and ethically.
How EY is navigating global AI compliance: The EU AI Act and beyond
EY is turning AI regulation into a strategic advantage. Learn more in this case study.
Inside the process: how EY navigated its own AI-driven transformation
The global EY organization (EY) embraced self-disruption, driving ambitions for responsible AI advancement. Read more.
How Bayer is unearthing agronomy's future with generative AI
Read this case study to learn how Bayer Crop Science is using large language models to plant the seeds of the future.
How Caterpillar is using technology on its journey to improve financial forecasting
Learn how Caterpillar is using technology to expand its analytics-based forecasting capabilities for greater accuracy and efficiency in this case study.
How to accelerate your search speed with natural language processing
A managed care company saves hundreds of hours in compliance verification with a new, AI-enabled database. Learn more in this case study.
How GenAI is empowering talent at a PE-backed consumer brand
By using GenAI to remove routine tasks, a global consumer brand is harnessing the creativity of its employees and utilizing their time better.
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 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 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 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.
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.
Transforming data to drive resilience and trust with Microsoft
With Microsoft, EY teams helped transform customer relationship management for an automotive manufacturer by placing people at the center. Learn more.
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 blockchain helps the public see the truth in the story
“Fake news” threatens trust in the media and democracy. EY and Agenzia ANSA are helping to maintain and restore it.
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.
How blockchain is helping make every blood donation more effective
Blood donations and transfusions are vital to healthcare, but tracking the journey from vein to vein in real time remains elusive.
Our case studies
How Sigma, an Australian pharmaceutical company, transformed its supply chain
Discover how EY teams helped Sigma simplify and standardize to boost availability and cut inventory by 20%.
How debt restructuring got a traffic mobility leader back on the road
Austria’s Kapsch TrafficCom surpassed its transformation goals and completed a critical debt restructuring with support from EY-Parthenon. Learn more.
How Medtronic’s optimized supply chain gets products to patients in need
A global technology Life Sciences leader improved their supply chain planning to better serve patients. Learn more in this case study.
How IntraBio's finance transformation fueled its global expansion
For its global expansion, IntraBio needed to solve operational and financial back-office challenges. Learn how EY finance transformation services helped.
How a global firm moved swiftly to set up a stand-alone energy business
A global conglomerate with newly acquired oil and gas assets leveraged an accelerated approach to cost, supply chain and technology. Learn more.
How an advanced materials player successfully enters new markets
SAES transformed its high vacuum business and grew revenues by 300% with the support of EY. Now they’re taking on the cosmetics space. Learn more.
How a manufacturer gained supply chain agility by land, air and sea
A case study on how a manufacturer gained supply chain agility and cost efficiency by land, air and sea through a logistics transformation. Learn more.
How an agile SAP approach gave Eversource a power surge
Eversource’s shift from waterfall to agile accelerates its customer information system deployment. Dive into the details in this case study.
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.
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.
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.
How an insolvent travel industry giant got back on track
EY teams steered international conglomerate HNA Group successfully through one of China’s largest corporate restructurings. 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 motor racing is accelerating toward action on climate change
Learn how EY has helped Extreme E turn its sustainability ambitions into action in this case study.
How a digital ledger helped one plastics company champion circularity
Building trust and transparency with customers starts with an irrefutable sustainability certificate. Learn more
How a self-guided investment journey can lead to financial success
Learn how the EY Design Studio’s multi-disciplinary team and personalized approach helped transform a financial advisor’s investing experience. Read more on studio.ey.com.
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. Read more at studio.ey.com.
How Delivery Hero digitally transformed treasury management
Learn how by combining technology with a spirit of innovation, the food delivery network is setting new standards in treasury.
How a social media firm created Korea’s fastest growing bank
In building Korea’s first mobile-only bank, kakaobank questioned the purpose of a banking business and created a people-first proposition.
How JUMBO Seafood is paving the way to international growth
JUMBO Seafood applied the EY 7 Drivers of Growth framework to fulfill its ambition of bringing Singapore-style food to diners around the world.
A shining example of green energy in Morocco
We worked with the Moroccan Government in its efforts to build an innovative solar plant that will work far into the night.