Tekzen Yapımarket
Ankara, Bursa, İstanbul, İzmir, İzmit
Pay the lowest price for the highest quality
www.tekzen.com.tr

Tekfen Construction and Installation Co.Inc.
Your Worldwide Reliable Partner since 1957
www.tekfen.com.tr

TEMA
Turkish Foundation of Erosion Control and Fight against Deforestation
www.tema.org.tr