Global Instant Source
No. 124, Aurobinda Sarani, Room No. 20, Hatibagan Crossing
Kolkata- 700006, West Bengal (India)
Sincere Security Service
F6/40, Subhayan Park, Muchipara West
Kolkata- 700061, West Bengal (India)
Unique Security Organization
Aa-13, Salt Lake, Sector 1
Kolkata- 700064, West Bengal (India)
Vaishali Security Investigation (P) Limited
16, Ganesh Chandra Avenue, Gandhi House, 5th Floor
Kolkata- 700013, West Bengal (India)
Sun Security Services
101/303, IC Road, Rahara
Kolkata- 700118, West Bengal (India)
Onkita Enterprise
42 K.I.C Road,Rahara,Khardah Station Road ,Rahara
Kolkata- 700118, West Bengal (India)
Crown Security & Services
No. 133, Raibahadur Road, Behala
Kolkata- 700034, West Bengal (India)
Bharat Security & Intelligence Services
ShrikhanC/O Prafulla Adhikari Shrikhanda Chatterjee Para P.O. ? Panchpota (Near Narendrapur Railway Station) PS ?Sonarpur, Da Chatterjee Para Post,
Kolkata- 700152, West Bengal (India)
Anamika Security Services
56 Ground Floor, B B Chatterjee Road, Kasba,Kasba Post Office
Kolkata- 700042, West Bengal (India)
New Bharat Security Service
Rajarhat,Rajbati Majherpara
Kolkata- 700135, West Bengal (India)
Surakha Security And Maintenance Services
43, B.C.Roy Path Shyamnagar
Kolkata- 743127, West Bengal (India)
Red Alart Soldier Security & Placement Service
69, Manujendra Dutta Road, Dum Dum,
Kolkata- 700028, West Bengal (India)
Asha Security & Allied Service
106/1- A, S.N. Banerjee Road
Kolkata- 700014, West Bengal (India)
Kleanex Hygenic Products
No. 71, Park Street, Park Plaza Building, Ground Floor, Room No. C-2
Kolkata- 700015, West Bengal (India)
Gogo Security Services
No. 95/8/1, Dharmutala Road, Ghushuri
Howrah- 711107, West Bengal (India)