G4S plc, together with its subsidiaries, operates as an integrated security company in Africa, the Americas, Asia, Europe, and the Middle East. The company offers software tools, including evidence-based risk assessment, incident management, and travel advisory systems, such as symmetry incident management; and proprietary security systems comprising symmetry connect access control and visitor management systems. It also provides retail technology solutions, comprising of Retail Cash Solutions, CASH360, and South Africa-Deposita; security advice, risk mitigation strategies, secure support, and integrated solutions; and offer custody, detention, rehabilitation, and care services. The company serves corporates, financial institutions, private energy/utilities, retail, leisure and consumers, private energy/utilities, transport, ports, and aviation. G4S plc was founded in 1901 and is headquartered in London, the United Kingdom. G4S plc is a subsidiary of Atlas UK Bidco Limited.