B.S. Engineering Corporation
117, Raja Dinendra Street
Kolkata- 700004, West Bengal (India)
Eastern Welding Co.
83/85, N. S. Road, GR. Floor Shop No. A-24, Near Punjab And Sind Bank
Kolkata- 700001, West Bengal (India)
Geologists Syndicate Pvt.Ltd.
No. 137, Biplabi Rash Behari Basu Road, Canning Street, 1st. Floor, Room No. - 25
Kolkata- 700001, West Bengal (India)
Unique Instruments Corporation
No. 41, B. B. Ganguly Street, Near Central Metro Station
Kolkata- 700012, West Bengal (India)
Macstar Machine Tools Private Limited
No. 24, Netaji Subhas Road, Ground Floor
Kolkata- 700001, West Bengal (India)
National Power Tools
No. 75, Netaji Subhas Road, 1st Floor, Suite- 6
Kolkata- 700001, West Bengal (India)
L. M. Engineering Machinery Co. Pvt. Ltd.
No. 321, Lake Town, Block - A
Kolkata- 700089, West Bengal (India)
B. S. Engineering Enterprise
No. 17/10E, Mall Road
Kolkata- 700080, West Bengal (India)