| PICO Guards Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| G4S Secure Solutions (Singapore) Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| SATS Ltd | Island Wide | - | OM | SSS | Tampines |
| PICO Guards Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| SATS Ltd | Island Wide | - | OM | SSS | Tampines |
| Strive Security Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| SATS Ltd | Island Wide | - | OM | SSS | Jurong East |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Young Women's Christian Association of Singapore | Central | In-House | SS | SSS | Marsiling |
| Inhouse Employer | Central | Hotel | SS | SSS | Marsiling |
| Young Women's Christian Association of Singapore | Central | In-House | SS | SSS | Marsiling |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Guthrie FMC Security Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Shine Security Agency Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SSS | Sengkang |
| Guthrie FMC Security Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Inhouse Employer | Central | In-House | SO | SSS | Potong Pasir |
| Pan Pacific Singapore | South | In-House | Security Mgt | SSS | Potong Pasir |
| York Hotel (Private) Limited | Central | In-House | OM | SSS | Potong Pasir |
| Inhouse Employer | South | Hotel | SSO | SSS | Potong Pasir |
| Inhouse Employer | Central | Hotel | SS | SSS | Potong Pasir |
| York Hotel (Private) Limited | Central | In-House | OM | SSS | Potong Pasir |
| Acestes Pte Ltd | Island Wide | - | OM | SSS | Sengkang |
| York Hotel (Private) Limited | Central | In-House | OM | SSS | Potong Pasir |
