Casper is also Chairman Working Group PET, Member technical committee EPBP, Member steering board EPBP, Chairman Technical committee PETCORE Europe, Member of BoD PETCORE Europe. Casper is more than 20 years active in PET recycling. He started as mechanical engineer with a specialization in Plastic processing. Gained experience in Explorative Research and Development as well as heading a Plastic processing using recycled materials.