PT. Geotechnical Systemindo Jakarta

PT. Geotechnical Systemindo
Alamat: Jl Letjen S Parman Kav 12 Wisma Slipi Lt 10 Suite 1007
Kota: Jakarta
Kode Pos: 11480
Phone: 021 5307128 - 021 5307178
Website: www.ptgsi.com
Fax: 021 5307128