ASML is a manufacturer of semi-conductor equipment, operating on a global scale. Like other capital goods manufacturers, ASML offers service contracts to its customers to ensure the availability of its equipment. Inventory of spare parts is located in numerous warehouses across the world to deliver the spare parts quickly to the customer. A Supply Chain Control Tower is used to monitor this network of Warehouses and to act on detected exceptions. Ite Jan Muller, MSc student at University of Twente, developed an alert and intervention generating model for the Control Tower of ASML, to enable a proactive response to exceptions in the Supply Chain.