lobal Process Excellence Lead Procurement, Perfetti van Melle Rob Ham is a Dutch procurement transformation leader with 25+ years of experience across Philips, NXP, ASML, Lipton, and FrieslandCampina. He builds procurement functions from the ground up, drives large-scale digital transformations, and closes the gap between strategy and execution. Currently leading Perfetti van Melle’s S/4HANA and Ariba implementation.