East India Trading Co.
No. 71/ B, Netaji Subhash Road, 2nd Floor, Room No. 118 Gooptu Mansion
Kolkata- 700001, West Bengal (India)
Empire Industrial Equipment
A-D-242 Sector 1, Salt Lake City
Kolkata- 700064, West Bengal (India)
Sur Iron & Steel Co. Private Limited
No. 15, Convent Road
Kolkata- 700014, West Bengal (India)
Transpower
No. 1/63, Netaji Nagar
Kolkata- 700092, West Bengal (India)
Enviro Research
163/150 Rahara Dakshin Pally, PO. Rahara, PS. Khardah, 24 Parganas(North)
Kolkata- 700118, West Bengal (India)
Dust Devils Overseas & Company
47/1G, Hazra Road
Kolkata- 700019, West Bengal (India)
M/S Industrial Services
No. 2/10, Neta Ji Nagar
Kolkata- 700092, West Bengal (India)
Filtotech Air Control System Private Limited
No. 24/58 D, Jessore Road
Kolkata- 700028, West Bengal (India)
Eco Sys
No. 40/1, Fulbagan Road.
Kolkata- 700086, West Bengal (India)
Industrial Air Filtration & Ventilation
522/1/2, D.H. Road, 3rd Floor Near Behala SBI
Kolkata- 700034, West Bengal (India)
Orient Electricals
No. 17, Taratala Road
Kolkata- 700088, West Bengal (India)
Green Oracle
Kamala Villa, Ground Floor, P-98, Becharam Chatterjee Road
Kolkata- 700061, West Bengal (India)
Bonzar Boilers
No. 55, Chanditala Main Road
Kolkata- 700053, West Bengal (India)
Aws Pollution & Project Construction Private Limited
P - 145, Block - A, Bangur Avenue
Kolkata- 700055, West Bengal (India)
Epcon India
119, Bidhan Sarani
Kolkata- 700004, West Bengal (India)
H. N. Biswas & Co.
Shilpayan Industrial Estate Road, P. O. Raypur, Maheshtala 24 Paraganas (S)
Kolkata- 700141, West Bengal (India)
Uniseven Engineering & Infrastructure Pvt Ltd
30-D, J. L. Nehru Road, Chowringhee Mansion
Kolkata- 700016, West Bengal (India)
Enviro Treat Engineers Private Limited
No. 37, Masjid Bari Street, Indrani Complex District 24 Parganas North, Near Naihati Railway Station
Kolkata- 700006, West Bengal (India)
Shera Tube Forge Private Limited
167, Old China Bazar Street
Kolkata- 700001, West Bengal (India)
Wrelkin Industries
No. 53, Patna Road, PO Nimta
Kolkata- 700049, West Bengal (India)
Dey Industries
P.O. Ganipur, Maheshtala
Kolkata- 700141, West Bengal (India)
Versatile Industrial Corporation
Kalagachia Main Road, Bagpota, South 24 Parganas,
Kolkata- 700061, West Bengal (India)
Efficient
Kastodanga Road, Shivarampur
Kolkata- , West Bengal (India)
Adtiya Enterprises
No. 88/1/1A, Phears Lane
Kolkata- 700012, West Bengal (India)