| Prospect Protection Pte Ltd | West | Industrial / Factory | SS | SS | Tuas Link |
| ARSLAN SRS Singapore | South | In-House | RSOC/CAMS Op | SS | Tuas Link |
| Inhouse Employer | Central | Hotel | SO | SO | Tuas Link |
| Pedro Investigations & Security Services Pte. Ltd. | Central | Industrial / Factory | SO | SS | Tuas Link |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OE | SSO | Tuas Link |
| ESA Security Pte Ltd | South | Hotel | SSO | SSO | Tuas Link |
| AETOS Holdings Pte Ltd | West | - | SO | SSO | Tuas Link |
| Regal Security & Fire Management Services Pte Ltd | Central | In-House | SSO | SSO | Tuas Link |
| Mainguard Security Services (S) Pte Ltd | South | Construction | SO | SSO | Tuas Link |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SO | SO | Tuas Link |
| Inhouse Employer | West | Industrial / Factory | SO | SS | Tuas Link |
| Inhouse Employer | Central | Hotel | SS | SS | Tuas Link |
| Inhouse Employer | North | In-House | SO | SS | Tuas Link |
| G4S Secure Solutions (Singapore) Pte Ltd | Central | In-House | SSO | SSO | Tuas Link |
| RAS Security Pte Ltd | North | Commercial | OE | SSO | Tuas Link |
| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SSO | Tuas Link |
| Triple ‘S’ Protection Pte Ltd | West | Depot | SSO | SSO | Tuas Link |
| FormTeam Consultancy Pte Ltd | East | In-House | SSO | SSO | Tuas Link |
| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SSO | Tuas Link |
| Crowne Plaza Changi Airport | East | Hotel | SSO | SSO | Tuas Link |
| Crowne Plaza Changi Airport | East | Hotel | SSO | SSO | Tuas Link |
| Jasa Investigation & Security Services Pte Ltd | West | Industrial / Factory | SSO | SSO | Tuas Link |
| Peregrine Security Pte. Ltd. | West | Industrial / Factory | SSO | SSO | Tuas Link |
| ESA Security Pte Ltd | West | Industrial / Factory | SSO | SSO | Tuas Link |
| Triple ‘S’ Protection Pte Ltd | West | Depot | SSO | SSO | Tuas Link |
