Kastens & Knauer - Quality management

Quality management:

The supply of high quality products and certified processes has been awarded by our national and international customers for more than nearly 40 years.

TÜV Siegel


To guarantee a continuous quality level, we use a system that is based and certified to the ISO 9001.

We all at KASTENS & KNAUER have committed ourselves to work within this system and also to improve wherever we can.

For nearly 30 years, KASTENS & KNAUER is also a supplier to the aerospace industry. Along with that it is mandatory to be certified to international quality levels.

KASTENS & KNAUER is approved to EN 9120 by TÜV Nord


In addition, we have a large number of aerospace customers with customer owned approvals. If you have any questions or need references, please do not hesitate to contact us.