Customized Ground Support Solutions for your Requirements Underground:
DSI Tunneling LLC

DSI Underground has over 2,000 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 70 countries around the world. Our Underground activities in the Americas include manufacturing plants in Canada, 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.
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 orderdesk@dsiunderground.comBuilding better businesses.
Since 2011, DSI Underground has been owned by Triton: an international investment firm, founded in 1997 with a mission to build better businesses for the longer term through partnership.
Triton invests in medium-sized businesses with management located in Europe that fall within the industrial, business services and consumer/health sectors.
Triton funds approximately 100 investors, including, pension funds, sovereign wealth funds, insurance companies and endowments. Triton includes environmental, social and governance criteria into investment considerations and decision-making processes, helping to capture long-term value.
Since its founding, Triton has completed more than 60 investments and supported more than 260 acquisitions.
For more information, visit www.triton-partners.com.