As a producer for the aviation and automotive industries, we are certified according to the following standards:


EN-9100:2018 and ISO 9001:2015

For further details please see the website of the International Aerospace Quality Group in the IAQG-OASIS (Online Aerospace Supplier Information System).



SAE-AS7003 - Nadcap

We are Nadcap-accredited according to Nadcap-AC7122, Non Destructive Testing - Ultrasonic Testing


We are Nadcap-accredited according to Nadcap-AC7122 composites.




COTESA GmbH has been audited by the following companies:


  • Airbus Helicopters
  • Airbus Operations GmbH
  • Apparatebau Gauting GmbH
  • Atlas Elektronik GmbH
  • DIEHL Comfort Modules GmbH
  • EADS-EFW Elbe Flugzeugwerke GmbH
  • ESW Extel Systems Wedel GmbH
  • Liebherr-Aerospace Lindenberg GmbH
  • Premium Aerotec GmbH

cotesa gmbh

bahnhofstr. 67 | 09648 mittweida | germany

phone: +49 (0) 3727 99 85-0