Christoffel Brändli

Lenzerheide Bergbahnen AG engages in the construction and operation of cable transport systems and mountain railways. It also offers summer, winter, and family activities, as well as facilities including spas, sports centers, and restaurants. The company was founded in 2005 and is headquartered in Lenzerheide, Switzerland.

STAG AG provides engineering and general contracting services for the design and construction of bulk materials systems. It offers pneumatic and mechanical conveyor systems, silo installation with individual discharging systems, metering systems, transhipment and unloading systems for rail wagons and trucks, discharging systems and treatment plants for wet or dry slag from waste-to-energy power plants, equipment for silo rail wagons for transporting bulk materials, system service, spare part supply and services specially for bulk transporters by rail. The company was founded on February 2, 1954 is headquartered in Maienfeld, Switzerland.

Walo Bertschinger AG is a Swiss company.