| York Hotel (Private) Limited | Central | In-House | OM | SSS | Yishun |
| Fervour Pte Ltd | Island Wide | - | OM | SSS | Yishun |
| Overseas (Singapore) Security & Private Investigation Consultants Pte Ltd | Island Wide | - | OE | SSS | Yishun |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Woodlands |
| Prosegur Singapore Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| Apro Asian Protection Pte Ltd | Island Wide | - | OM | SSS | Toa Payoh |
| Star Security Services | Island Wide | - | Security Mgt | SSS | Woodlands |
| Soverus Pte Ltd | Island Wide | - | SSS | SSS | Yishun |
| Acestes Pte Ltd | Island Wide | - | OM | SSS | Yishun |
| Strive Security Pte Ltd | Island Wide | - | OE | SSS | Yishun |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Yishun |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Yishun |
| Inhouse Employer | Island Wide | Construction | OM | SSS | Toa Payoh |
| Concorde Security Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Yishun |
| 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 |
| Inhouse Employer | West | In-House | OM | SSS | Sengkang |
| PICO Guards 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 |
| SATS Ltd | Island Wide | - | OM | SSS | Sengkang |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Sengkang |
| TwinRock Global | Central | - | Security Mgt | SSS | Sengkang |
