1960 Founded in Geneva. 1961 Manufacture of trimming potentiometers. 1966 Relocation to Biel. 1971 Start of potentiometer production. 1986 Siedle Group becomes majority shareholder. 1995 ISO 9001 certification. 1997 3D CAD system. 1998 Cleanroom class 1000. 2000 Vert-X® contactless rotary sensors. 2004 Vert-X® contactless heavy-duty rotary sensors. 2006 Vert-X® E non-contacting rotary sensors. 2010 Programmable Vert-X products. 2011 Vert-X® incremental technology. 2013 CANopen products. 2014 Founding of Contelec China (WFOE). 2015 ISO 14001 certification. 2016 Vert-X® multiturn technology. 2016 AEO certification. 2016 Expansion of product and project development. 2016 Implementation of 3D printing. 2018 Non-contacting, linear measuring technology.