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Synovate India
167/,R B Avenue,Kolkatta-7000192
Marketing Allied Services
23,Dr Sundari Mohan Avenur,Sealdah,Kolkatta-7000143
Market Forces
12/3,Hindusthan Road,Kolkatta-7000294
Impartial Market Research & Services
6/1,Panchanantala Road,Kolkatta-7000565
Tns India Pvt Ltd
Keyatala Road,Kolkatta-7000296
Focus Research & Development Pvt Ltd
Gariahat Road,Kolkatta-7000297
Market Research
A/21/1,Ramgarh,Naktala,Kolkatta-7000478
A C Nielsen
21/1A/3,Darga Road,Kolkatta-7000179
Perfect Field Services
41/2B,Sarat Bose Road,Kolkatta-70002010