| G4S Secure Solutions (Singapore) Pte Ltd | Central | School | SO | SO | Bras Basah |
| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SS | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | South | - | SO | SO | Bras Basah |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SS | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | Central | In-House | SSO | SS | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SS | Ang Mo Kio |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | CSO | Marsiling |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SSO | Boon Lay |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SS | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SS | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SS | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | Island Wide | - | OE | CSO | Tampines |
| G4S Secure Solutions (Singapore) Pte Ltd | Central | In-House | SSO | SSO | Marsiling |
| G4S Secure Solutions (Singapore) Pte Ltd | North | School | SO | SO | Serangoon |
| G4S Secure Solutions (Singapore) Pte Ltd | North | School | SO | SO | Serangoon |
| G4S Secure Solutions (Singapore) Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| G4S Secure Solutions (Singapore) Pte Ltd | Island Wide | - | OE | Nil | Jurong East |
| G4S Secure Solutions (Singapore) Pte Ltd | Island Wide | - | OE | CSO | Pasir Ris |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SO | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | Island Wide | - | OE | CSO | Marsiling |
| G4S Secure Solutions (Singapore) Pte Ltd | South | - | SO | SO | Punggol |
| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SSO | Simei |
| G4S Secure Solutions (Singapore) Pte Ltd | East | In-House | SSO | SSO | Simei |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SO | Choa Chu Kang |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SSO | Simei |
