Steel & Aluminium | Service, Processing and Distribution

The Multi-Material Processing Company


KNAUF INTERFER, headquartered in Duisburg, Germany, is one of the leading plant-independent distributors, processors, and service providers for steel and aluminium in Europe.

Our highly motivated and well-trained employees in sales, processing, and administrative employees have shaped our success story, have our state-of-the-art machinery, extensive warehousing, and comprehensive processing options.

KNAUF INTERFER has excellent relationships with its suppliers and a delivery program that - in addition to widely-accepted standards - covers an exceedingly wide range of grades and dimensions. The decentralised structure guarantees fast decisions, the highest degree of product availability, and optimal service. Products and services can be combined, processed and delivered flexibly and according to customer demand across all business units and locations.

Knauf Interfer SE
Kiffward 34
47138 Duisburg


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We are certified

We are certified in accordance with the strict specifications laid out by systems for quality and occupational safety management. Our certificates are available for you to download here:


You can find all of our Group’s certificates here.


Are you interested in working for our company? Then visit our careers page.