Korteks Mensucat Sanayi ve Tic. A.S. manufactures polyester continuous filament yarns. The company offers standard yarns, carpet yarns, mono filament products, functional yarns, automotive yarns, and color pallets, as well as performance fabrics for use in sports wear, under wear, denim wear, work wear, ready to wear, and other areas. It serves polyester yarn markets in Europe, North America, Australia, Asia, and internationally. The company was founded in 1976 and is based in Bursa, Turkey with an additional office in Istanbul, Turkey. Korteks Mensucat Sanayi ve Tic. A.S. operates as a subsidiary of Zorlu Enerji Elektrik Uretim A.S.