| Crowne Plaza Changi Airport | East | In-House | OM | SS | Sengkang |
| York Hotel (Private) Limited | Central | In-House | OM | SS | Sengkang |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| Crowne Plaza Changi Airport | East | In-House | OM | SSO | Pasir Ris |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SSS | Toa Payoh |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | SSS | Toa Payoh |
| Inhouse Employer | West | In-House | OM | CSO | Toa Payoh |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SS | Bukit Panjang |
| Securus Pte Ltd | Island Wide | - | OM | SS | Bukit Panjang |
| Fervour Pte Ltd | Island Wide | - | OM | SS | Bukit Panjang |
| SATS Ltd | Island Wide | - | OM | SO | Tampines |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| Acestes Pte Ltd | Island Wide | - | OM | CSO | Pasir Ris |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| SATS Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| SATS Ltd | Island Wide | - | OM | CSO | Pasir Ris |
| Apro Asian Protection Pte Ltd | Island Wide | - | OM | CSO | Pasir Ris |
| SATS Ltd | Island Wide | - | OM | Nil | Serangoon |
| Acestes Pte Ltd | Island Wide | - | OM | SS | Bukit Panjang |
| Fervour Pte Ltd | Island Wide | - | OM | SS | Bukit Panjang |
| SMS Investigation & Security Pte Ltd | Central | - | OM | SS | Bukit Panjang |
| Inhouse Employer | West | In-House | OM | SSS | Sengkang |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Sengkang |
