| Horus I (Private Limited) | North | Retail | SO | SO | Tampines |
| RAS Security Pte Ltd | North | Commercial | OE | SSS | Bedok |
| RAS Security Pte Ltd | North | Commercial | OE | SSS | Bukit Batok |
| RAS Security Pte Ltd | North | Commercial | OE | SS | Bukit Batok |
| RAS Security Pte Ltd | North | Commercial | OE | SSS | Bedok |
| RAS Security Pte Ltd | North | Commercial | OE | SS | Choa Chu Kang |
| RAS Security Pte Ltd | North | Commercial | SSO | SS | Yishun |
| RAS Security Pte Ltd | North | In-House | Office Team | SS | Woodlands South |
| Aspectus Consultancy Pte Ltd | North | Depot | SO | SSO | Yishun |
| RAS Security Pte Ltd | North | Commercial | SSO | SSO | Bukit Batok |
| RAS Security Pte Ltd | North | Commercial | OE | SSS | Bedok |
| RAS Security Pte Ltd | North | Commercial | OE | SS | Tampines |
| RAS Security Pte Ltd | North | Commercial | SSO | CSO | Yishun |
| RAS Security Pte Ltd | North | Commercial | OE | SSS | Woodlands |
| G4S Secure Solutions (Singapore) Pte Ltd | North | School | SO | SO | Serangoon |
| RAS Security Pte Ltd | North | Commercial | SSO | CSO | Yishun |
| G4S Secure Solutions (Singapore) Pte Ltd | North | School | SO | SO | Serangoon |
| RAS Security Pte Ltd | North | Commercial | SSO | CSO | Yishun |
| RAS Security Pte Ltd | North | Commercial | SSO | SS | Punggol |
| RAS Security Pte Ltd | North | Commercial | SSO | SS | Punggol |
| Security Masters Pte Ltd | North | Commercial | CSO | CSO | Marsiling |
| Soverus Pte Ltd | North | Industrial / Factory | SO | SO | Woodlands |
| RAS Security Pte Ltd | North | Commercial | SSO | SO | Clementi |
| RAS Security Pte Ltd | North | Commercial | SSO | SS | Sembawang |
| RAS Security Pte Ltd | North | Commercial | SSO | SS | Sembawang |
