| Reachfield Security & Safety Management Pte Ltd | Island Wide | - | Security Mgt | CSO | Hougang |
| Soverus Pte Ltd | Island Wide | - | OE | CSO | Toa Payoh |
| SATS Ltd | East | - | OE | CSO | Toa Payoh |
| Force-One Security | North | Data Centre | OE | CSO | Toa Payoh |
| Ascentiaa Security Management Pte Ltd | Island Wide | - | SS | CSO | Toa Payoh |
| Inhouse Employer | West | In-House | OM | CSO | Toa Payoh |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | CSO | Toa Payoh |
| Crowne Plaza Changi Airport | East | In-House | OM | CSO | Toa Payoh |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| Fervour Pte Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| SATS Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| Malaysia Dairy Industries Pte Ltd | East | Commercial | OE | CSO | Yishun |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | CSO | Choa Chu Kang |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | CSO | Toa Payoh |
| Inhouse Employer | West | In-House | OM | CSO | Toa Payoh |
| Force-One Security | North | Data Centre | OE | CSO | Yishun |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| Star Security Services | Island Wide | - | Security Mgt | CSO | Toa Payoh |
| Soverus Pte Ltd | Island Wide | - | OE | CSO | Toa Payoh |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| Acestes Pte Ltd | Island Wide | - | OM | CSO | Pasir Ris |
| Royal Security Management Services Pte Ltd | Island Wide | - | OE | CSO | Pasir Ris |
