List of private security companies

This is a list of notable private security companies.

Nigeria

 * Halogen Group Nigeria

South Africa

 * Bidvest Protea Coin

Australia

 * Paladin Group (private military contractor)
 * Wilson Security

India

 * IViz Security
 * Security & Intelligence Services Pvt Ltd

Israel

 * Mikud

Japan

 * Secom

Denmark

 * ISS A/S

Ireland

 * Integrated Risk Management Services

Spain

 * Prosegur

Sweden

 * Securitas AB

Switzerland

 * ImmuniWeb
 * Securitas AG

United Kingdom

 * Aegis Defense Services
 * Control Risks
 * Corps of Commissionaires
 * G4S
 * International Intelligence Limited
 * Intelligent (UK Holdings) Limited
 * Mitie
 * Rubicon International Services

Canada

 * GardaWorld
 * Canadian Corps of Commissionaires

United States

 * ADT Security Services
 * Allied Universal
 * G4S Secure Solutions
 * Inter-Con Security
 * Monitronics
 * Paragon Systems
 * Pinkerton
 * Vivint
 * Blackwater
 * American International Security Corp