Stephen House, 1st Floor, R. No. 15/ 1, 4, B. B. D. Bag East, Kolkata, West Bengal - 700001,India
P-111, C. I. T Road, Scheme- VI M, Phool Bagan, Kolkata, West Bengal - 700054,India
G.D-250, Salt Lake City, Sec 3, Kolkata, West Bengal - 700106,India
No. 238, Chittaranjan Avenue, 1st Floor, Killa House, Kolkata, West Bengal - 700006,India