• de
  • en

Certification

Remark: some of these documents are only available in German

OSK Malsch

ISO 9001:2008
Download

OSK Petershausen

EN 9100:2016
Download

OSK Petershausen

ISO 9001:2015
Download

OSK Oppurg

ISO 9001:2015
Download

OSK Oberhausen

ISO 9001:2015
Download

OSK Wernau

ISO 9001:2015
Download

OSK Celle

ISO 9001:2008
Download

If requested, we will work together with the following certification institutions.: