Marketing and Sales :
Lapishan Plaza, Esentepe Mah. Cevizli D-100 Güney Yanyol Cad. No:25 Soğanlık-Kartal
İstanbul – Türkiye
Telephone : +90 216 488 66 00 (pbx)
Fax : +90 216 576 22 62
E-Mail : info@gca.com
Production Facilities :
1.OSB 1. Cadde No:1
Merkez Kütahya
Telphone : +90 274 277 01 20 (pbx)
Fax : +90 274 277 01 10