Unique Security Organization
Aa-13, Salt Lake, Sector 1
Kolkata- 700064, West Bengal (India)
I Secure
Sreepur, Madhyamgram
Kolkata- 700129, West Bengal (India)
Vaishali Security Investigation (P) Limited
16, Ganesh Chandra Avenue, Gandhi House, 5th Floor
Kolkata- 700013, West Bengal (India)
Om Security Services
No. 166, Jessore Road, Rajbari
Kolkata- 700081, West Bengal (India)
Winland Security & Facility Services Private Limited
Park Circus
Kolkata- 700017, West Bengal (India)
Onkita Enterprise
42 K.I.C Road,Rahara,Khardah Station Road ,Rahara
Kolkata- 700118, West Bengal (India)
Spotlight Private Detective Agency
No. 7, Deodar Street, Ground Floor Near St. Lawrence School
Kolkata- 700019, West Bengal (India)
I Secure Dog Security Service
Chatterjee Para, Madanpur, Nadia
Kolkata- 741245, West Bengal (India)
Security & Intelligent Groups
No. 13/1, Ghosal Para Road, Barasat
Kolkata- 700124, West Bengal (India)