B. S. Geotech Pvt Ltd
No. 32 B, Pearabagan Bye Lane Googli
Konnagar- 712235, West Bengal (India)
ASA Consultancy Service
No. 140, Rajendra Avenue, Ishita Apartment Ground Floor, Off 02, Uttarpara
Hooghly- 712258, West Bengal (India)
Geo Analyser
No. 2, Siddhanta Para Main Road, Barrackpore
Kolkata- 700122, West Bengal (India)