CEMAS is the direct shareholder with %99,9 of Özışık Construction & Energy A.Ş. (Özışık) and with %9,94 Niğbaş Niğde Concrete Sanayi ve Ticaret A.Ş. (Niğbaş). Özışık is shareholder with %42,49 of Sif İş Makinaları Pazarlama San. ve Tic. A.Ş. which is the importer of heavy construction equipment of JCB in Turkey and with %44,10 of HMF Makina ve Servis Sanayi ve Ticaret A.Ş. (HMF Makina) which is the importer of heavy construction equipment of Hyundai in Turkey. Also %31 of BND Electricity Production A.Ş belongs to Niğbaş and %69 of it belongs to Özışık.