ronal ag has thirteen wheel production facilities, two factories for tool manufacturing, a logistics center and has its own sales locations in eleven countries. the company produces approximately 21 million wheels annually for the automotive industry and its own brands ronal, speedline corse and speedline truck. ronal ag develops and produces its own production tools. this takes place at the sites cantanhede in portugal and härkingen in switzerland. härkingen is home to both the headquarters and ronal’s own research and development centre.