Sietse Altena

Sietse Altena is an experienced product engineer specializing in coatings and linings, currently employed at Greif, Inc. since March 2021, where responsibilities include maintaining and improving existing coatings and developing new water-based coatings for steel storage tanks. Previous roles include Project Leader in Research & Development at Ammeraal Beltech, focusing on conveyor and process belts, and Chemical Engineer at edilon)(sedra, developing environmentally friendly chemical products for railway fastening systems. Sietse has extensive experience at PPG Industries, contributing to various marine and protective coatings technologies over nearly three decades. Educational qualifications include a degree in Chemical Engineering from Hoger Technisch Onderwijs and certifications in inspection and polymer technology.