| Shangri-La Rasa Sentosa, Singapore | South | Hotel | OE | SS | - |
| First Security & Private Investigation (Singapore) Pte Ltd | Central | Hotel | SO | SSO | - |
| ESA Security Pte Ltd | South | Hotel | SSO | SSO | - |
| Excellent Security & Safety Pte Ltd | South | Commercial | SSO | SSO | - |
| First Security & Private Investigation (Singapore) Pte Ltd | Central | Hotel | SSO | SSO | - |
| Pan Pacific Serviced Suites Beach Road | South | In-House | SO | SO | - |
| Pan Pacific Serviced Suites Beach Road | South | In-House | SO | SO | - |
| Securus Pte Ltd | Island Wide | - | OE | SO | - |
| PICO Guards Pte Ltd | Island Wide | - | OE | SO | - |
| Ascentiaa Security Management Pte Ltd | Island Wide | - | SS | SO | - |
| Force-One Security | North | Data Centre | OE | SO | - |
| Securus Pte Ltd | Island Wide | - | OE | SO | - |
| Ascentiaa Security Management Pte Ltd | Island Wide | - | SS | SO | - |
| Securus Pte Ltd | Island Wide | - | OE | SO | - |
| William Secure Solutions Pte Ltd | West | Condominium | SS | SO | - |
| Inhouse Employer | Island Wide | - | OE | SO | - |
| Sands Global Pte Ltd | Central | Condominium | SS | SO | - |
| William Secure Solutions Pte Ltd | Central | Condominium | SS | SO | - |
| TwinRock Global | Central | - | Security Mgt | SO | - |
| Ascentiaa Security Management Pte Ltd | Island Wide | - | SS | SO | - |
| TwinRock Global | Central | - | OE | SO | - |
| William Secure Solutions Pte Ltd | Central | Condominium | SS | SO | - |
| Kingston Property Maintenance Services Pte Ltd | Central | Condominium | SSO | SSO | - |
| G4S Secure Solutions (Singapore) Pte Ltd | West | School | SO | SO | - |
| Certis Group | North | Commercial | SO | SO | - |
