MSA Instruments
No. 18, Netaji Subhas Road, 2nd Floor
Kolkata- 700001, West Bengal (India)
N. A. Instruments & Equipments
25/1, Jogendra Basak Road,
Kolkata- 700036, West Bengal (India)
Instruments & Controls
No. 21B, R. G. Kar Road
Kolkata- 700004, West Bengal (India)
IIEPL
No. 2F, Camac Court, Camac Street 25 B
Kolkata- 700016, West Bengal (India)
Neel Ispat
No. 10/6, Doctor Suresh Chandra Road, Villapaita
Kolkata- 700085, West Bengal (India)