G4S is a London-based public limited company that operates in the security industry, providing services such as intelligence, surveillance, reconnaissance, prisoner transport, justice, public order, safety activities, and security automation . The company was founded in 1901 and is currently active . G4S is listed on the London Stock Exchange and the Copenhagen Stock Exchange .
G4S has its headquarters in London, United Kingdom . The company's official name is G4S PLC , and it is also known as Group 4 Securico . G4S has a number of subsidiaries, including G4S Secure Solutions, Securicor, Argenbright Security, and Hashmira .
The company has a large workforce, with 618,260 employees . Ashley Almanza serves as the CEO of G4S , and Patrick J Connolly is another key person in the company .
G4S has several competitors in the security industry, including Pinkerton, Securitas, DynCorp, Booz Allen Hamilton, Control Risks, GardaWorld, and ADT Inc . The company has also been acquired by Allied Universal , which is now its parent organization .
G4S has an official website at http://www.g4s.com and is present on various social media platforms. The company has a Twitter account at https://twitter.com/G4S_UK , a Facebook page at https://www.facebook.com/G4S/ , an Instagram account at https://www.instagram.com/accounts/login/?next=%2Fg4slimited%2F , and a LinkedIn profile at https://www.linkedin.com/company/g4s/ . G4S also has a YouTube channel at https://www.youtube.com/user/G4SUK/featured .
For media inquiries, G4S can be reached via email at firstname.lastname@example.org . The company's phone number is +442087707000 , and its full address is G4S Limited 46 Gillingham Street Pimlico London SW1V 1HU United Kingdom .