| Inhouse Employer | Central | Country Club | OM | CSO | Boon Lay |
| Inhouse Employer | Island Wide | Construction | OM | CSO | Boon Lay |
| SATS Ltd | Island Wide | - | OM | SSS | Punggol |
| Crowne Plaza Changi Airport | East | In-House | OM | SSS | Tampines |
| Inhouse Employer | West | In-House | OM | SSS | Tampines |
| Inhouse Employer | West | In-House | OM | CSO | Toa Payoh |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | SS | Admiralty |
| Crowne Plaza Changi Airport | East | In-House | OM | SSS | Tampines |
| SMS Investigation & Security Pte Ltd | Central | - | OM | SSS | Tampines |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| PICO Guards Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| Securus Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| Acestes Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| PICO Guards Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| SATS Ltd | Island Wide | - | OM | SSS | Tampines |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| SATS Ltd | Island Wide | - | OM | SSS | Tampines |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Bedok Reservoir |
| Inhouse Employer | West | In-House | OM | CSO | Bedok Reservoir |
| PICO Guards Pte Ltd | Island Wide | - | OM | Nil | Woodlands |
