Al - Ameen Enterprises
No. 28, Strand Road, Ground Floor, Near Marshall House
Kolkata- 700001, West Bengal (India)
Quotient Engineering, Inc. Calcutta, India
Infinity Think Tank, Tower I Plot A3, Block Gp, Sector V, Salt Lake
Kolkata- 700091, West Bengal (India)
Reliance International
Ground Floor, 23 G/ 5 / 1 Baderaipur Road, P. O. Jadavpur
Kolkata- 700032, West Bengal (India)
Sagar Engineering Company
Baltikuri, Kalitala, Mondal Bagan
Howrah- 711113, West Bengal (India)