Securicor
| Company type | Public | 
|---|---|
| Industry | Security | 
| Founded | 1935 | 
| Defunct | 2004 | 
| Fate | Merged with Group 4 Falck | 
| Successor | G4S | 
| Headquarters | London, England, UK | 
| Key people | Lord Sharman (chairman) | 
Securicor plc was one of the United Kingdom's largest security businesses. It was once a constituent of the FTSE 100 Index but merged with Group 4 Falck in 2004.