B3 demonstrates how a century-old stock exchange reinvented itself, scaling process intelligence across nearly ten interconnected systems to optimize their entire customer journey, leveraging a world-class COE and AI-powered applications. This transformation shifted their business culture from traditional process improvement to value creation and accelerated transformation. It significantly boosted team ownership, agility, and data-driven decisions, all sponsored by C-level executives. Crucially, it led to increased customer satisfaction, with value perceived in just a few weeks.