Established on a total area of 6,000 m2 in Hadımköy of İstanbul, Demirsoy Döküm Sanayi ve Dış Ticaret A.Ş. is among Turkey's leading foundries with a production capacity of 12,000 tons. DEMIRSOY DÖKÜM is among the leading casting companies with 45 years of experience&knowledge and getting bigger by adding advanced technology to foundry industry. DEMIRSOY DÖKÜM, has been specialized particularly in ductile iron, gray iron and malleable cast iron. DEMIRSOY has reached 12000 ton/year production capacity in 2013 and exports a great portion of its production to Western Bloc and Europen Countries.