Milestones of the history

16th century First documented metallurgical & mining activities
19th century Various expansions in furnaces,
foundry & grinding shop
1900´s Manufacturing of own heating products, eg. stoves
1960´s Invention of various electric heating products at Olsberg
1967 Development, manufacturing & marketing of own ETS
(electric storage heaters)
1970´s Beginning expansion of world wide export activities
1980´s Acquisition of various manufacturing facilities
1990´s Implementation of quality assurance system
2000+ Restructuring & expansions into new markets