A. D. Engineering Works, Howrah
No. 64/1, Narasingha Dutta Road
Howrah- 711101, West Bengal (India)
Orient Engineering Co.
No. 10/1, Padmapukur Lane
Howrah- 711109, West Bengal (India)
Maya Engineering Works
Ichapure, Sasti Bagan, Santragachi
Howrah- 711104, West Bengal (India)
P. R. Consultancy
Dino Nath, Sayallane Saalkiya, Swara
Howrah- 711106, West Bengal (India)