| Royal Security Management Services Pte Ltd | Island Wide | - | OE | CSO | Marsiling |
| Inhouse Employer | West | In-House | OM | CSO | Marsiling |
| Fervour Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| Certis Group | Central | School | SS | SS | Marsiling |
| Certis Group | North | - | SO | Nil | Marsiling |
| Inhouse Employer | North | In-House | SO | Nil | Marsiling |
| Acestes Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| King's Security and Safety Management Pte Ltd | Island Wide | - | Sec Tech / Eng | CSO | Marsiling |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | CSO | Marsiling |
| TwinRock Global | Central | - | Security Mgt | CSO | Marsiling |
| PICO Guards Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| Inhouse Employer | West | In-House | OM | CSO | Marsiling |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Marsiling |
| Fervour Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| Securus Pte Ltd | Island Wide | - | OE | CSO | Marsiling |
| Ascentiaa Security Management Pte Ltd | Island Wide | - | SS | CSO | Marsiling |
| Inhouse Employer | Central | Mix-Development | Security Mgt | CSO | Marsiling |
| TwinRock Global | Central | - | Security Mgt | CSO | Marsiling |
| Acestes Pte Ltd | Island Wide | - | Security Mgt | SSO | Marsiling |
| Certis Group | Island Wide | - | SSO | SSO | Marsiling |
| Inhouse Employer | Central | School | SO | SSO | Marsiling |
| Inhouse Employer | West | In-House | OM | SSO | Marsiling |
