National Security Service
124, Shree Aurobinda Sarani Hatibagan Junction
Kolkata- 700006, West Bengal (India)
Security And Investigation Agency
17, Bagmari Lane,B.R.S.-10, Kankurgachi,
Kolkata- 700054, West Bengal (India)
Debnath Enterprise
Pioneer Park, Barasat
Kolkata- 700124, West Bengal (India)
Vaishali Security Investigation (P) Limited
16, Ganesh Chandra Avenue, Gandhi House, 5th Floor
Kolkata- 700013, West Bengal (India)
Bluefox Management India Private Limited
No. 6 B, Lokenath Bose Garden Lane, Topsia, Behind Biswkarma Building
Kolkata- 700046, West Bengal (India)