HeidelbergCement is a German multinational building materials company headquartered in Heidelberg, Germany. It is a DAX 30 Corporation. On 1 July 2016, HeidelbergCement AG completed the acquisition of a 45% shareholding in Italcementi S.p.A. With the acquisition, HeidelbergCement becomes the number 1 producer of aggregates, the number 2 in cement and number 3 in ready-mixed concrete worldwide. The enlarged Group has activities in around 60 countries with 63,000 employees working at more than 3,000 production sites. HeidelbergCement operates 156 cement plants with an annual cement capacity of 197 million tonnes, more than 1,700 ready-mixed concrete production sites and over 600 aggregates quarries.