We are certified
As a leading distributor, processor and service provider of aluminium and steel in Europe, quality is more than just a company principle to us. Our customers can rely on our products and services. This is also confirmed by the certifications according to the highest requrements, for example of the automotive industry. See for yourself and take a look at the certificates of our locations in the following table.
| ISO 9001 | IATF 16949 | ISO 14001 | ISO 50001 | ISO 45001 | |
|---|---|---|---|---|---|
| Knauf Interfer SE | x | x | |||
| Business Unit Aluminium | |||||
| Knauf Interfer Aluminium GmbH | |||||
| - Ense Plant | x | x | x | x | x |
| - Werl Plant 1 | x | x | x | x | x |
| - Werl Plant 2 | x | x | x | x | x |
| Knauf Interfer Aluminium Sp. z o.o. beforehand Brökelmann Polska Sp. z o.o., Opole | x | x | x | x | |
| Business Unit Steel | |||||
| Knauf Interfer Stahl Service Center GmbH | |||||
| - Delta Stahl Plant | x | x | x | x | |
| - Industrial Premises of Delta Stahl Plant, Hoym | x | x | |||
| - Frankfurt a. M. Plant | x | x | |||
| - Max Baum Plant | x | x | |||
| - Nürtingen Plant | x | x | |||
| - Völkel & Winkler Plant | x | x | |||
| - Walter Patz Plant I | x | x | x | ||
| - Walter Patz Plant II | x | x | |||
| Knauf Interfer Cold Rolling GmbH | x | x | x | x | x |
| Knauf Interfer Automotive Blanks GmbH | x | x | x | ||
| Knauf Interfer Benelux | x | ||||
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