FROM THE BEGINNING


1881

Louis Zwahlen sets up a workshop in Lausanne producing decorative wrought ironwork

1881

Louis Zwahlen sets up a workshop in Lausanne producing decorative wrought ironwork

1918

Eng. Henri Mayr steers the company’s activities towards steel construction

1946

ZWAHLEN & MAYR SA becomes an important competitor in steel construction

1964

The rapid growth of the company necessitates a relocation of production from Lausanne to Aigle

1979

WELDED STAINLESS STEEL TUBE department is set up

1990

New production line for REDRAWN TUBES

1994

Two new welding lines are installed: after 12 years the annual production reaches volumes between 1,000 and 1,500 tons

2002

A new investment: ZM purchases from its main competitor a complete redrawn tubes production line with a new 2,100 m2 production site

2010

Acquisition of coil slitting machine in order to slit 1,500 mm wide coils of 20 tons

2012

Acquisition by Italian Group CIMOLAI Spa

2015

New investments: extension of production site up to 4,000 m2 and new laser or TIG lines up to 114 mm

2017

New off-line furnace for redrawn tubes with outstanding capacity increase and degreasing machine

2018

New TIG welding lines for diameters of 12 to 63,5 mm