| York Hotel (Private) Limited | Central | In-House | OM | SS | Hougang |
| Fervour Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| Inhouse Employer | West | In-House | OM | CSO | Choa Chu Kang |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| SATS Ltd | Island Wide | - | OM | CSO | Queenstown |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | CSO | Queenstown |
| Fervour Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| Inhouse Employer | West | In-House | OM | CSO | Choa Chu Kang |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| SATS Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| York Hotel (Private) Limited | Central | In-House | OM | SSS | Pasir Ris |
| York Hotel (Private) Limited | Central | In-House | OM | SSS | Pasir Ris |
| Inhouse Employer | West | In-House | OM | Nil | Pioneer |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | CSO | Bedok |
| SATS Ltd | Island Wide | - | OM | Nil | Ang Mo Kio |
| SMS Investigation & Security Pte Ltd | Central | - | OM | SSS | Yishun |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Yishun |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Yishun |
| Securus Pte Ltd | Island Wide | - | OM | SSS | Yishun |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Yishun |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SSS | Yishun |
| SMS Investigation & Security Pte Ltd | Central | - | OM | SSS | Yishun |
| PICO Guards Pte Ltd | Island Wide | - | OM | SSS | Yishun |
| Inhouse Employer | West | In-House | OM | SSS | Yishun |
