| PICO Guards Pte Ltd | Central | School | SO | SSO | Commonwealth |
| PICO Guards Pte Ltd | Central | School | SSO | SSO | Commonwealth |
| SATS Ltd | Island Wide | - | OM | Nil | Commonwealth |
| Royal Security Management Services Pte Ltd | Island Wide | - | OE | Nil | Commonwealth |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OE | Nil | Commonwealth |
| Premier Security Co-operative Ltd | East | In-House | Office Team | SSS | Dakota |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SSS | Dakota |
| Shangri-La Rasa Sentosa, Singapore | South | Hotel | OE | SSS | Dakota |
| SATS Ltd | Island Wide | - | Inves | SSS | Dakota |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | SSS | Dover |
| Inhouse Employer | Island Wide | Construction | OM | SSS | Dover |
| TwinRock Global | Central | - | Security Mgt | SSS | Dover |
| Inhouse Employer | West | School | OE | SSS | Dover |
| Apro Asian Protection Pte Ltd | Island Wide | - | OM | SSS | Dover |
| Global Ritz Protection (Security Services) Pte Ltd | Island Wide | - | OE | SSS | Dover |
| Guthrie FMC Security Pte Ltd | Island Wide | - | OE | SSS | Dover |
| King's Security and Safety Management Pte Ltd | Island Wide | - | Sec Tech / Eng | SO | Dover |
| Uniforce Security Services Pte Ltd | Island Wide | - | OE | SS | Dover |
| Inhouse Employer | South | In-House | OE | SS | Dover |
| Royal Security Management Services Pte Ltd | Island Wide | - | OE | SS | Dover |
| Fervour Pte Ltd | Island Wide | - | OM | SS | Dover |
| TwinRock Global | Central | - | Security Mgt | SS | Dover |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | Nil | Dover |
| Orchid Hotel Private Limited | Central | In-House | OM | Nil | Dover |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | Nil | Dover |
