DSI Engineering and its principals have been providing industry leading design, software, engineering, and training to the cold-formed steel marketplace for more than twenty years. DSi Engineering, LLC is a full service structural engineering company, with specializations in cold-formed steel design, tilt-up concrete analysis, and shop drawing production for CFS and tilt-up.DSi Engineering is a sister company to DSI Structures, a structural framing system provider for the mid-rise, cold-formed steel building industry, and and DSi-Digital, a Microsoft and Autodesk certified development company specializing in business and engineering applications, including Building Information Modeling (BIM) and analysis.