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Certification

Certification - 1996 to 2006 Expert organization for safety plants
- 1997 Certificate DIN EN ISO 9001:1994
- 2001 Certificate DIN EN ISO 9001:2000
- 2002 Supplier Q1 of Deutsche Bahn AG
- 2004 Supplier L1 of Deutsche Bahn AG
- 2005 Quality audit and reconfirmation as main supplier for the Belgian railway operator Infrabel
- Since 2005 Annual recertification as Q1 / L1 supplier for Deutsche Bahn AG
- Since 2009 Level 1 Supplier of Siemens AG / Industry Sector / Mobility Division
- 2012 Certificate DIN EN ISO 9001:2008-12
- 2018 Certificate DIN EN ISO 9001:2015