1923
Josef Jansen acquires a small firm
in Oberriet manufacturing steel armoured conduits
1926
Manufacture of insulated conduits, plus gas and water conduits
1930
Manufacture of drawn precision steel tubes
1946
Production extended to include
profiled steel section systems
(120 on payroll)
1955
Plastic tubes added to range
1973
Major extensions to factory and warehouses
1978
Licensed distributor of Schüco aluminium and plastic profile systems for Switzerland and Principality of Liechtenstein
1981
Workforce has now increased to 560. Turnover amounts to approx. 100 million Swiss francs
1990
Construction of a high-rise warehouse. 670 now on payroll. Turnover exceeds 200 million francs for the first time.
1992
SQS Certificate according to EN/ISO 9001 for the entire company
1997
Start of production in the newly-erected subsidiary factory in Dingelstädt/Germany
2001
2002
SQS certificate according to ISO 9001:2000, ISO/TS 16949:1999 and ISO 14001:1996