| Jasa Investigation & Security Services Pte Ltd | East | Industrial / Factory | SO | SO | Yishun |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | SO | Sengkang |
| Reachfield Security & Safety Management Pte Ltd | West | School | SO | SO | Yishun |
| Reachfield Security & Safety Management Pte Ltd | West | School | SO | SO | Yishun |
| Inhouse Employer | East | School | SO | SO | Pasir Ris |
| Royal Security Management Services Pte Ltd | Island Wide | - | OE | SO | Woodlands |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | SO | Woodlands |
| Peregrine Security Pte. Ltd. | Island Wide | - | OE | SO | Woodlands |
| Acestes Pte Ltd | Island Wide | - | OM | SO | Woodlands |
| Orchid Hotel Private Limited | Central | In-House | OM | SO | Woodlands |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SO | Woodlands |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SO | Woodlands |
| SMS Investigation & Security Pte Ltd | Central | - | OM | SO | Woodlands |
| SATS Ltd | Island Wide | - | OM | SO | Woodlands |
| Securus Pte Ltd | Island Wide | - | OM | SO | Woodlands |
| Fervour Pte Ltd | Island Wide | - | OM | SO | Woodlands |
| SATS Ltd | Island Wide | - | Inves | SO | Woodlands |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | SO | Woodlands |
| Acestes Pte Ltd | Central | - | Security Mgt | SO | Woodlands |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | - | Security Mgt | SO | Woodlands |
| TwinRock Global | Central | - | Security Mgt | SO | Woodlands |
| Inhouse Employer | Central | Mix-Development | Security Mgt | SO | Woodlands |
| Star Security Services | Island Wide | - | Security Mgt | SO | Woodlands |
| Inhouse Employer | West | In-House | OM | SO | Hougang |
| Trek Investigations & Security Management Services Pte Ltd | East | Condominium | SO | SO | Sembawang |
