Quality Management 

ISO-9001 since 1996

Environmental Management 

ISO-14001 since 2003

FSC^® 100%

since 2006

Neutralisation of CO2 emissions

since 2007

Footprint

since 2011

Occupational health and safety Management since 2018 (first OHSAS 18001 since 2012)

ISO45001

Certificate for load-bearing steel components

EN1090