K. L. Kochar & Co.
32, Ezra Street, 1st Floor, Room No. 169-170, (North Block)
Kolkata- 700001, West Bengal (India)
Calcutta Overseas Corporation
No. 7/ 1, Kali Bari Road, East Sinthee
Kolkata- 700030, West Bengal (India)
Oriental Engineering Co.
No. 111, Gopal Lal Tagore Road, Alam Bazar
Kolkata- 700035, West Bengal (India)
Pragati Sales Promotion
No. 3, Khelat Babu Lane, Orbit North View, Flat No. 5- J.
Kolkata- 700037, West Bengal (India)
Packaging Udyog
Dakshin Kumrakhali, P. O. Narendrapur
Kolkata- 700103, West Bengal (India)