Head Quarter :
Jalan Manyar Tirtoyoso Utara V No. 5 – 7 Surabaya – 60117
Phone. 62-31-599 2340, Fax. 62-31-599 4230
e-mail : secretary@enciety.com

Jakarta Office :
Jl. Kalibata Utara II No 35 Pancoran
Jakarta Selatan 12740
Phone. 62-21-799 6780, Fax.62-21-799 6780