Heytex appoints new commercial director Previous Article GWG to run PDF webinar Next Article Graphene’s antimicrobial coatings pass independent testing Share This Heytex has promoted its Heysign large-format printable textiles business market manager Fabian Kampsen to commercial director. Kampsen has been with Heytex since 2011. Previous Article GWG to run PDF webinar Next Article Graphene’s antimicrobial coatings pass independent testing