P K De & Associates Private Limited
B. L.- 97, Sector No. 2, Salt Lake City
Kolkata- 700091, West Bengal (India)
Radiographic Inspection Services
No. 13 - A, Deshapriya Nagar, Palpara, B. T. Road P.O. Sinthee
Kolkata- 700050, West Bengal (India)
Industrial Testing & Safety Solution
No., 168, Sarat Ghosh Garden Road, Dhakuria
Kolkata- 700031, West Bengal (India)
Infocus Technologies Private Limited
230B, AJC Bose Road, 1st Floor,
Kolkata- 700020, West Bengal (India)
HEAT - X
No. 10 A, Dumdum Road
Kolkata- 700030, West Bengal (India)
Tookas Enterprises
35, A. P. C. Road
Kolkata- 700009, West Bengal (India)