| Securus Pte Ltd | Island Wide | - | OE | SSS | Bedok |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Bedok |
| Uniforce Security Services Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| FormTeam Consultancy Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| FormTeam Consultancy Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| Uniforce Security Services Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| Royal Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | SSS | Woodlands |
| RAS Security Pte Ltd | North | Commercial | OE | SSS | Woodlands |
| Shine Security Agency Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | - | SSS | SSS | Sengkang |
| Strive Security Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Securus Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| PICO Guards Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Peregrine Security Pte. Ltd. | Island Wide | - | OE | SSS | Sengkang |
| G4S Secure Solutions (Singapore) Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| SATS Ltd | East | - | OE | SSS | Sengkang |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Guthrie FMC Security Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | Commercial | OE | SSS | Sengkang |
| Acestes Pte Ltd | Island Wide | - | OM | SSS | Sengkang |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | SSS | Sengkang |
| Fervour Pte Ltd | Island Wide | - | OM | SSS | Sengkang |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SSS | Sengkang |
| Securus Pte Ltd | Island Wide | - | OM | SSS | Sengkang |
