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 to scale governed AI personalization in wealth management
In this case study, learn how EY teams helped a global investment firm scale governed AI personalization using small language models.
How Xylem turned AI ambition into enterprise execution
Case study: Learn how Xylem built an enterprise AI platform, enabled 15,000 employees and accelerated AI adoption to drive business value at scale.
How choosing the right service provider can reduce discovery costs
A global energy company turned to an EY team to streamline litigation discovery and improve process efficiencies, and save time and money.
How Lion reimagines employee journeys for an AI future
Learn how Lion transformed their people management platforms with EY and ServiceNow while managing costs to boost culture and transformation.
How a bold strategy helped a reinsurer enter the market
Chariot Re rapidly established scalable operations in a complex, highly regulated market, paving the way for ambitious growth.
How Xoople transforms Earth data into business insights
Xoople makes incomprehensible amounts of Earth data comprehensible by leveraging multimodal AI. Learn how they’re going to market with help from EY.
How AI drove Daikin’s business transformation from complexity to agility
Daikin defined a North Star to align operations, empower people and guide sustainable global business transformation.
How Microsoft 365 innovates under evolving regulations
Microsoft 365 leverages technology to enhance trust and deliver innovative products with pace. Learn more in this case study.
How SAP’s legal team connected vision to action
SAP Legal team partnered with EY wavespace to shape a shared vision and accelerate transformation. Learn more.
How AI innovation powers Microsoft’s finance journey
Read this case study to learn how Microsoft is transforming financial operations with emerging technologies to empower teams and gain a competitive edge.
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.
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 one health care testing company gets results with AI
By leveraging AI and automation, patient diagnostics have picked up pace in a health care testing company. Learn more in this case study.
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 an Italian news agency used blockchain to combat fake news
Faced with the threat of fake news, Italian news agency ANSA introduced blockchain technology to help uphold its reputation for reliability. Learn more
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 a Nordic insurance company automated claims processing
A Nordic insurer increased its operational efficiency and improved customer experience using automation. Learn more in this case study.
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 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.
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 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 Boehringer Ingelheim built a connected workforce using ServiceNow
Learn how EY teams deployed our Connected Manufacturing solution with ServiceNow to deliver real time visibility and drive shop floor excellence.
How Novartis optimized its supply chain with real-time risk insight
A data-driven, globally integrated solution helps Novartis manage high inventory, slow- and non-moving goods and audit risks.
How TRANSFORM is helping impact entrepreneurs scale
A public–private partnership leverages public resources and private capabilities to help impact entrepreneurs scale solutions and uplift communities.
How a healthcare company tackles third-party risk with tech and data
Eager to protect patient privacy, a health services company built a robust system by leveraging AI and modern approaches. Learn more.
Nagasaki Stadium City reimagines urban revitalization
In Japan’s Nagasaki Stadium City, a private sector-led megaproject, EY Japan leveraged sports and regional expertise to contribute to success and community impact.
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 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 a unified tax compliance approach generates value
Japan-based pharmaceutical company Kyowa Kirin Co., Ltd. struggled with managing international tax issues. A “One System” approach offered a solution.
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 experiment-led strategy leads to action
EY Studio+ teams helped SkiStar use experiment-led strategy to accelerate business growth. Learn more in this case study.
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 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 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 Studio+ teams took fertility testing technology direct to the audience that needs it, with a new customer experience and value chain solution. Learn more.
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 Studio+ professionals, Royal Caribbean’s digital-first approach is transforming their business and the cruising experience. Explore more.
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 to launch a sustainable direct-to-consumer business in no time
Discover how the EY Studio+ practice helped a Swiss cooperative identify a market niche and launch an entirely new business.
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.
Our case studies
How Blue Earth Capital built an entire finance function at speed
In less than six months, the impact investor built a full-scope finance function for its rapidly scaling organization.
How dynasty trusts are setting a family enterprise up for long-term success
Case study exploring how EY turned a family trust into a practical system for lasting impact. Discover how to operationalize your own trust.
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 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 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-Parthenon 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 multi-disciplinary EY Studio+ team and personalized approach helped transform a financial advisor’s investing experience.
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.
10 ways to help build a thriving battery recycling industry in Europe
Get our 10-point action plan to help build a thriving lithium-ion battery recycling industry in Europe.
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
Discover how the EY Studio+ practice helped a Swiss cooperative identify a market niche and launch an entirely new business.
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.