1979 First extension of the building in Pieterlen

 

  
 




1981 Contract work in Winterthur

1981 the company A.W. Stähli AG opens a new center for contract work in Winterthur to support the main court in Pieterlen.




1987 Second extension of the building in Pieterlen

In 1987 the head office in Pieterlen doubled the operating area. 50 employees are employed.