Kiran Electrical
Kona Road, Dharmotala, P. O. Santragachi Near Kanailal Bhattacharya College
Howrah- 711104, West Bengal (India)
Refcon India
NP-210B, Sector-V, Salt Lake
Kolkata- 100102, West Bengal (India)
Chatterjee Engineering Works
Benipur Konchati, Tribeni
Hooghly- 712503, West Bengal (India)
Mines Engineering Works
No. 3/1,thakurdas Dutta, 2nd Lane
Howrah- 711101, West Bengal (India)
The Sound
123, Sarat Bose Road
Kolkata- 700026, West Bengal (India)
Unitech Engineering Corporation
No. 40, P - Road, Kashipur, Dasnagar
Howrah- 711105, West Bengal (India)