Olympia Sporting House
No. 1, Nirmal Chandra Street, Bow Bazar
Kolkata- 700012, West Bengal (India)
Ramson Industries
No. 2/55, Jadavgar
Kolkata- 700078, West Bengal (India)
Casa Violins
BSP International, 138 Dakhindari Road, Sop No. 3, Ground Floor
Kolkata- 700048, West Bengal (India)
Arkay Machine Tools
No. 32/15, Motilal Mullick Lane
Kolkata- 700035, West Bengal (India)