TIS Labs - Computer Exchange
No. 75C, Park Street
Kolkata- 700016, West Bengal (India)
Premier International
No. 138, Canning Street
Kolkata- 700001, West Bengal (India)
Self Tutorials
Lokhnath Bhavan, Seema Sarani Road, Near RBS Club, Milan Paly
Siliguri- 734005, West Bengal (India)
Think Biosolution Private Limited
No. 106/ B South Sinthee Road
Kolkata- 700030, West Bengal (India)
Infotech Systems
29A/1 Santiram Rasta, Bally,
Howrah- 711201, West Bengal (India)