Avacon Systems
58/2, B. T. Road, Near Dum Dum Chiriamore
Kolkata- 700002, West Bengal (India)
Amcon Fibreglass & Plastic Engineering Co.
No. 21/1, Ballygunge Place
Kolkata- 700019, West Bengal (India)
Shiva Engineering Works
No. 2, India Exchange Place
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)
Lloyd Insulations (india) Ltd.
6 & 7 B, Middleton Street
Kolkata- 700071, West Bengal (India)
Barrackpore Engineering & Services Private Limited
No. 12, Robert Street
Kolkata- 700012, West Bengal (India)