Cemtas Celik Makina Sanayi ve Ticaret AS is a Turkey-based company engaged in the manufacture and marketing of steel and steel products in domestic and foreign markets. The Company’s products fall into two categories based on the process used for manufacturing, which are steel melt shop process and rolling process. The Company's products include structural steels, carbon steels, case hardening steels, steels for quenching and tempering, spring steels, micro-alloyed steels, free-cutting steels, stainless steels, boron steels, carbon tool steels and bearing steels with such section choices, as round, spring steel bars and flat steel bars, among others. The Company has a steel plant and a rolling mill, as well as a test laboratory. It is a subsidiary of Bursa Cimento Fabrikasi AS.