As a manufacturer of quality light alloy wheels the RONAL GROUP supplies virtually all big car manufactures from its base in Swiss Härkingen. The wheels from the company that was founded in 1969 impress with their first class design and high standards of quality. The RONAL GROUP employs over 6000 people worldwide at its in total 19 locations. The Portuguese company ALRON Lda located in Murtede has also been part of the corporate group since 1990. It produces the tools and moulds needed for the low-pressure casting of aluminium and delivers them to product facilities spread all over the world. The sophisticated production is carried out with the expertise of its 74 specialists and a high-performance machine park that includes 16 machine tools from DMG MORI.