East India Trading Co.
No. 71/ B, Netaji Subhash Road, 2nd Floor, Room No. 118 Gooptu Mansion
Kolkata- 700001, West Bengal (India)
Enmark
Dolly Apartment, 589 Parnasree
Kolkata- 700060, West Bengal (India)
MSA Instruments
No. 18, Netaji Subhas Road, 2nd Floor
Kolkata- 700001, West Bengal (India)
Asma Industrial Corporation
83/85, Netaji Subhash Road, Ground Floor, Shop No. A-30
Kolkata- 700001, West Bengal (India)
Beta Systems Engineering
No. 52/ 12, K. K. Majumder Road, Santoshpur
Kolkata- 700075, West Bengal (India)
System Service
No. 63/1, B. K. Moitra Road, Baranagar
Kolkata- 700036, West Bengal (India)
Koley Engineering Works
Ichapur Road, Das Nagar
Howrah- 711105, West Bengal (India)
Hydronix Solutions
20, Thakurbari Sarani, East Belghoria, P. O. - Nandan Nagar
Kolkata- 700083, West Bengal (India)
Rajkamal Water Meter Manufacturing Co.
Howrah Industrial Estate, Shed No. Z8 & Z9 Baltikuri, Dasnagar
Kolkata- 711113, West Bengal (India)
National Engineering, Kolkata
No.107, Aurobinda Pally, P. O. Saradapally Bhadreswar, District Hoogly
Kolkata- 712124, West Bengal (India)
Rota Instrumentation India
45/D, Abdul Halim Lane
Kolkata- 700084, West Bengal (India)