BD (Becton Dickinson and Company), a leading international medical technology firm based in New Jersey with 70,000 employees, has partnered with 4flow, a Berlin-based provider of supply chain consulting, software, and 4PL services, to reduce delivery lead times on a global scale. BD, known for its commitment to improving medical discovery, diagnostics, and care delivery, has a presence in nearly every country and collaborates with organizations worldwide to tackle critical global health challenges. The BD Biosciences business unit, which manufactures and markets reagent products for clinical and research applications, sought to optimize its global supply and distribution network to reduce delivery lead times and improve inventory management. Product lead time is a crucial factor in the life sciences industry, influencing customer purchasing decisions. To achieve this, BD Biosciences enlisted 4flow to assist in redesigning its distribution network across the Americas, Europe, and Asia-Pacific regions. The project, carried out by an international team from both companies, focused on addressing the challenges of distributing over 30,000 stock-keeping units with unpredictable demand patterns, stringent shelf-life requirements, and temperature controls. The initial phase involved network design, where 4Flow used its network simulation tools to evaluate the optimal setup, considering the trade-offs between lead time, inventory,