Ncgb Retrofit Private Limited
No. 3-A, St.George Terrace, Hastings
Kolkata- 700022, West Bengal (India)
Radiographic Inspection Services
No. 13 - A, Deshapriya Nagar, Palpara, B. T. Road P.O. Sinthee
Kolkata- 700050, West Bengal (India)
RIS Engineers Private Limited
No. 265/ A, B. T. Road, Manashi Apartment, Opposite Baranagar P. S.
Kolkata- , West Bengal (India)
Calcutta Techno Heaters India Private Limited
22a, Dum Dum Road
Kolkata- 700002, West Bengal (India)
Mangalam Testing Bureau
P-83, BENARAS ROAD
Howrah- 711 108, West Bengal (India)