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DSI Underground  ›  Company  ›  About Us  ›  About Us

Customized Ground Support Solutions for your Requirements Underground: DSI Underground Systems Inc.

DSI (DYWIDAG-Systems International) has over 2,100 employees worldwide with operations across EMEA (Europe, Middle East, Africa), Asia-Pacific, North America and South America. Currently, we satisfy the demand of our customers in 95 countries around the world.

Our Underground activities in the Americas include manufacturing plants in Canada, the USA, Mexico, Peru, Chile and Brazil. With our numerous warehouses in North & South America, we can support you from a single source as a leading one stop shop supplier. We have the most extensive product range available on the market.

Local Presence and Flexibility: Our Locations in the US

Our manufacturing facilities for underground mining and tunneling products and services are located strategically throughout all major US mining regions. Our aim is to always satisfy your needs and to help you with customized ground support solutions.

In order to achieve this, we have production and distribution facilities in Louisville, KY and Evansville, IN, to service the Midwest Region, Martinsburg and Charleston, WV as well as Cambridge, OH, to service the Appalachia Region. Our head offices are located in West Jordan, UT, adjoining the distribution center for the Western US Region.

A Canadian Market Leader: Quality Solutions for the Mining Industry

In Canada, we have a strong proven history as the market leader for reliable ground support. Our manufacturing locations and distribution centers are within hours of important mining regions. This enables us to support your mines with quality products and customized solutions.

Close by, we deliver quality products, superior customer service, advanced technology, and real solutions to the mining and tunneling industries from the following locations:


  • Whitehorse, YT
  • Yellowknife, NT  
  • Saskatoon, SK,
  • Lively, ON
  • Sturgeon Falls, ON
  • Rouyn-Noranda, QC


A wide range of innovative Ground Support Systems for Mines

As a key supplier to top ten coal mines, along with metal and non-metal mines, we offer a complete product line including roof support products, plates, mesh, and dust suppression products.

For over 30 years, we have been the leading manufacturer of polyester resin cartridges which permanently secure roof support bolts used in mines to create stable and secure mine roof conditions for your safety.

We are the primary supplier of resin, and the industry leader of DUO Speed™ Resin in the USA and Australia. DSI resin compliments our Tension Rebar, Headed Rebar, Cable Bolts and Tandem Anchor bolts, creating complete systems you can rely on.

Your specialist for customized Tunneling Systems and Equipment

In Tunneling, our core product line ranges from steel ribs and liner plates to lattice girders. Each support system is customized and professionally engineered to your specific application.

Our ground support systems are designed to make tunneling safer. Thanks to our local presence around the globe, we can satisfy your needs for ground control quickly and efficiently - no matter where you are.

Learn more about our products and systems by selecting the relevant sections in the navigation or contact our Technical Service directly at dsiunderground@noSpam.dsiunderground.com

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