B. S. Geotech Pvt Ltd
No. 32 B, Pearabagan Bye Lane Googli
Konnagar- 712235, West Bengal (India)
P K De & Associates Private Limited
B. L.- 97, Sector No. 2, Salt Lake City
Kolkata- 700091, West Bengal (India)
Aimil Limited
No. 686, Anandapur, E.M. By Pass, Shrachi Tower, C & D Block
Kolkata- 700107, West Bengal (India)
Patel Brothers
No. 30, Strand Road, Ground Floor
Kolkata- 700001, West Bengal (India)
McSparr Test Systems & Industries
215 Majhipara Road, Thakurpukur
Kolkata- 700063, West Bengal (India)