Mc Nally Bharat Engineering Co. Limited
No. 4, Mangoe Lane
Kolkata- 700001, West Bengal (India)
Hindustan Dorr Oliver Limited
No. 3- A, Hindustan Road, Gariahat
Kolkata- 700029, West Bengal (India)
B. D. Fans And Enviro Engineering
Kasthodanga Road, Shiborampur Thakurtala
Kolkata- 700061, West Bengal (India)
M/S Industrial Services
No. 2/10, Neta Ji Nagar
Kolkata- 700092, West Bengal (India)
Standard Equipments Private Limited
D-18, Tangra Industrial Estate, 25 & 27 Canal South Road
Kolkata- 700015, West Bengal (India)
Eco Sys
No. 40/1, Fulbagan Road.
Kolkata- 700086, West Bengal (India)
Eastern Equipment
No. 7- B, K. S. Roy Road No. 12, Pretoria Street
Kolkata- 700001, West Bengal (India)