History

History

Our history begins over 100 years ago:

1901-1950

1901-1950

Guarding company KjĂžbenhavn Frederiksberg Nattevagt founded in Denmark, and begins to grow internationally.
1951-1989

1951-1989

Security companies Securicor and Group 4 emerge, and grow throughout Europe.
1990

1990

Group 4 Securitas enters the U.S. market by purchasing American Magnetics Corp.
2001

2001

American Magnetics Corp. rebrands as AMAG. 
2002

2002

Group 4 Falck purchases The Wackenhut Corporation, the second-largest security services company in the US. 
2004

2004

Group 4 Falck merges with Securicor to establish Group 4 Securicor.
2006

2006

Group 4 Securicor rebrands as G4S.
2008

2008

G4S acquires Touchcom, Inc (now part of G4S Secure Integration), MJM Investigations, Inc. (becomes G4S Compliance & Investigations), and RONCO Consulting Corporation.
2009

2009

G4S acquires Adesta, a U.S.-based security integrator, and Sunshine Youth Services (becomes G4S Youth Services).
2010

2010

The Wackenhut Corporation rebrands as G4S Secure Solutions (USA) Inc. G4S acquires Western Investigations Pty Limited Australia, (part of G4S Compliance & Investigations), and Nuclear Security Services Company (NSSC) (part of G4S Secure Integration).
2011

2011

G4S acquires The Cotswold Group, merging with G4S Compliance & Investigations. Adesta rebrands as G4S Technology, LLC.
2015

2015

G4S Technology rebrands as G4S Secure Integration.

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