{"slug":"transforming-data-into-member-value-building-a-modern-data-ecosystem","url":"https://findausecase.com/use-cases/transforming-data-into-member-value-building-a-modern-data-ecosystem","title":"Transforming Data Into Member Value: Building a Modern Data Ecosystem","description":"Nationwide Building Society, the UK's largest building society managing £367.9 billion in assets, implemented the Databricks Data + AI Platform in 12 months to consolidate 17 of its 19 data warehouses into a single governed lakehouse on Azure. The platform uses Unity Catalog for governance across more than 5,000 internal users, MLflow for model management, and AI/BI Genie for natural-language queries, supporting personalization, fraud prevention and regulatory reporting for over 24.5 million customers.","company":"Nationwide Building Society","industry":"Financial Services","country":"United Kingdom","aiCapabilities":["Conversational AI","Predictive Analytics"],"businessFunctions":["Marketing","Finance & Accounting"],"technology":["Unity Catalog","MLflow","Delta Lake","AI/BI Genie","dbt"],"deployment":"Public Cloud","problemStatement":"We needed a single source of truth for customer data, a technology that better enabled our data governance strategy and championed transparency of ownership and lineage. These were the essential ingredients for delivering personalization and fraud prevention quickly and consistently.","businessValue":"By consolidating 17 of 19 legacy warehouses and centralizing over 3,000 daily data feeds into the lakehouse, this consolidation has unlocked access to nearly 70% of trusted data sources, with 15% of these sources driving real-time decision-making.","evidence":{"band":"high"},"sourceUrl":"https://www.databricks.com/customers/nationwide","dates":{"publishedAt":"2026-09-05T09:05:19.876Z","publishedAtSource":"pipeline","updatedAt":"2026-09-05T09:05:19.876Z"},"license":"Open for reading and citing with a link to https://findausecase.com/use-cases/transforming-data-into-member-value-building-a-modern-data-ecosystem. Bulk republication requires permission."}