Ad Hoc Announcement Pursuant to Article 53 of the SIX Exchange Regulation Listing Rules SIKA SETS NEW RECORDS IN SALES AND PROFIT - ORGANIC GROWTH ACCELERATES FURTHER Sales of CHF 8,914.9 million (+5.
Celstone manufactures a comprehensive range of roofing products from both concrete and GRC. Our ridge tiles are manufactured from concrete using both modern machinery extrusion processes and by hand.