PT. Diagram Triproporsi Engineering Consultant was founded in 1980 with intensive projects portfolio in ports, harbors and urban drainage. Read more...

MAIN OFFICE :

+62 (021) 4701356
+62 (021) 4701357

E-mail : project@diagramtriproporsi.com
             ir.nani.setiawan@gmail.com

ADDRESS :

Agnesia Building 2nd floor, Jl. Pemuda 73B Jakarta Indonesia 13220