DGS Druckgussysteme AG is an international company based in St. Gallen. As a former die casting company of Bühler AG, we have over 50 years extensive experience in various die casting processes. In a dynamic market agility is crucial to success. Learn more about DGS in the following image video.

In recent years, we have been concentrating on our core business of die casting in aluminum and magnesium. This is reflected in our technology as well as our efforts to offer our services along the whole process chain of our core products.


  • System supplier with material, product and process development
  • Die casting, heat treatment, machining, assembly and passivaton
  • 50 die casting machines from 250 to 3200 t closing force


  • Die casting parts of aluminum and magnesium
  • 95% automotive, 5% industry and consumer goods
  • Structural parts, powertrain-, steering- and power unit parts


226 - AlSi9Cu3(Fe)Z
230 - AlSi12
231 - AlSi12(Cu)
239 - AlSi10Mg(Fe)
Structural casting - AlSi10MnMgSr


  • St. Gallen, Switzerland: Since 1950, headquarters, central R & D, production of aluminum and magnesium parts, competence center for structural engineering
  • Liberec, Czech Republic: Since 1999, production of aluminum parts (including structural casting)
  • Nansha, China: Since 2007, production of aluminum (including structural casting) and magnesium parts as well as assembly of systems (hand brakes)


  • 1,240 employees (Switzerland 480, Czech Republic 460, China 300)
  • Central functions in Switzerland
  • Globally acting project teams