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DSI Group

DYWIDAG-Systems International (DSI) supplies innovative products
and systems for Construction and Underground Mining.

We provide our customers with engineered and highly reliable systems for Post-Tensioning and Geotechnical applications as well as a broad portfolio of Concrete Accessories.

In Underground Mining and Tunneling, we offer a comprehensive range of roof support products. We support our customers in reaching a higher level of safety Underground.


Welcome to our global DSI website!

Please visit our local websites for product details.
The content of DSI’s EMEA (Europe, Middle East, Africa) website has been moved to: www.dywidag-systems.com/emea

DSI Publications

Download the latest version of our company brochure to learn more about us and what we do.

Download the new Brochure Download DSI Info 20
Available as PDF

Download DSI Infos 14 - 20


For more information, please call:
+ 49 89 309050 200 or e-mail:

PR contact DSI

PR contact:

Gerhard Kahr
Phone: + 49 89 309050 241



DSI-Featured Project

Port Mann Bridge, Canada

Port Mann Bridge, Canada

The Port Mann Bridge: Geotechnical and Post-Tensioning Systems for North America’s second largest Stay Cable Bridge

Port Mann Bridge is part of Canadian Highway 1, connecting Vancouver with Surrey over the Fraser River. The new, 10-lane stay cable bridge replaces the original 5-lane bridge that was built in the early 1960’s and doubles its capacity. The Port...



Related Links

STRABAG International

DSI People

Fabian Schellhas

Group CEO Patrik Nolåker visits one DSI Australia’s largest Jobsites


Paul McCrea

Due to the high mechanical strength, technology and high performance of  the products supplied by Protendidos DYWIDAG, we can develop slender concrete...

DSI Image Trailer

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© DSI 2014

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