The Largest Security Companies
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Constellis Group org chartConstellis GroupSecurity - United States (USA) - 1 subsidiary
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Dormakaba org chartDormakabaSecurity - Switzerland
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GardaWorld Security org chartGardaWorld SecuritySecurity - Canada - 5 subsidiaries
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Acadian Total Security org chartAcadian Total SecuritySecurity - United States (USA) - Subsidiary of Acadian Companies
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G4S Greece org chartG4S GreeceSecurity - Greece - Subsidiary of G4S
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Alarm Capital Alliance org chartAlarm Capital AllianceSecurity - United States (USA)
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Bidvest Protea Coin org chartBidvest Protea CoinSecurity - South Africa - Subsidiary of Bidvest
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Verkada org chartVerkadaSecurity - United States (USA)
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G4S Argentina org chartG4S ArgentinaSecurity - Argentina - Subsidiary of G4S
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Kastle Systems org chartKastle SystemsSecurity - United States (USA)
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G4S Australia & New Zealand org chartG4S Australia & New ZealandSecurity - Australia - Subsidiary of G4S
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Crane Authentication org chartCrane AuthenticationSecurity - United Kingdom (UK) - Subsidiary of Crane NXT - 1 subsidiary
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G4S Egypt org chartG4S EgyptSecurity - Egypt - Subsidiary of G4S
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Allegion org chartAllegionSecurity - Ireland - 3 subsidiaries
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American Home Shield org chartAmerican Home ShieldSecurity - United States (USA) - Subsidiary of Frontdoor
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PK Technology org chartPK TechnologySecurity - United States (USA)
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Secusmart org chartSecusmartSecurity - Germany - Subsidiary of BlackBerry
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BMS CAT org chartBMS CATSecurity - United States (USA)
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Denali Universal Services org chartDenali Universal ServicesSecurity - United States (USA) - Subsidiary of Sodexo
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Alert Logic org chartAlert LogicSecurity - United States (USA) - Subsidiary of Fortra
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Securitas USA org chartSecuritas USASecurity - United States (USA) - Subsidiary of Securitas
