After a PhD in stainless steel metallurgy, Sander founded InsPyro, providing consultancy and process support in pyrometallurgy. He is experienced in feasibility studies, operational problem solving, and strategic developments, using analysis of the process data, models, experimental set-ups, and advanced characterization work. Sander has run short term consultancy projects, international research projects, as well as interim assignments. He has mainly worked in steel, lead and zinc metallurgy, for companies such as Campine, Berzelius, Nyrstar and Aperam.