Barbaros Mah. Begonya Sk. WBC İş Merkezi No:2H 34746 Ataşehir / İstanbul
Telephone : 0216 600 10 00 Fax : 0216 594 53 72 Website : www.halkgyo.com.tr E-mail : info@halkgyo.com.tr KEP : halkgyo@hs02.kep.tr