Valentijn is an ex- employee of DuPont Teijin Films with 35 years of experience in manufacturing, process engineering, product development and business development of PET and PEN film grades. Last 10 years of his career he worked in the Flexible Electronic markets and was active participant of EU projects such as Clean4Yield, Pi-Scale, OLED-SOLAR, Booster, Quasar and EVERPV.

Valentijn has a degree in Physics from the Technical University of Eindhoven, is a Master Blackbelt in 6 Sigma methodology and a NLP Master practioner and has been involved in many change programs.