Longstanding expertise in plastic extrusion


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Mall of Switzerland
First plastic structure with Swiss Q-Plus certificate


JANSEN shark:
our worldwide innovation for your advantage


Competence from many years in plastic extrusion

We develop and produce solutions that do exactly what they are intended to do. Our plastic and profile systems are known for their quality, reliability, safety/security and cost effectiveness - even under extreme conditions. Technologies such as coating and coextrusion are our specialities. With our know-how and optimum production resources, we can also produce made-to-measure items for you.


Direct market cultivation by Jansen in the Netherlands and Belgium

Jansen AG, the market leader for steel window, door and façade systems, is…

Exhibitions and events


Jansen plastic systems are versatile in use. As an integral part of any solution, they lead the way to its overall success. Take a look at our wide range.


In-house we develop, tailored to your needs, products that stand for Swiss quality, innovation, durability and energy efficiency.


We are a dependable partner. Even after completion, we continue to be there for you, offering support with our expert knowledge. See for yourself.

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In our download centre you will find detailed information on our products and services as well as useful documentation related to the topic references or tenders


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