Bose Engineers
No. 84, Sultan Alam Road, Flat -3, 1st Floor
Kolkata- 700033, West Bengal (India)
P K De & Associates Private Limited
B. L.- 97, Sector No. 2, Salt Lake City
Kolkata- 700091, West Bengal (India)
Drilltech Consultant Private Limited
No. 54- A, Pratap Aditya Road
Kolkata- 700026, West Bengal (India)
C & C Consulting Firm
No. 64 A, Hindusthan Park, Ground Floor
Kolkata- 700029, West Bengal (India)
Tookas Enterprises
35, A. P. C. Road
Kolkata- 700009, West Bengal (India)