| SEOMEO RELC | Central | In-House | SO | SS | Aljunied |
| Security & Risk Solutions Pte. Ltd. | East | Office Building | SS | SS | Hougang |
| Prospect Protection Pte Ltd | West | Industrial / Factory | SSO | SS | Yishun |
| Acestes Pte Ltd | Island Wide | - | OM | SS | Eunos |
| Shine Security Agency Pte Ltd | Island Wide | - | OE | SS | Tampines |
| RAS Security Pte Ltd | North | Commercial | SSO | SS | Sembawang |
| RAS Security Pte Ltd | North | Commercial | SSO | SS | Sembawang |
| ARSLAN SRS Singapore | South | In-House | RSOC/CAMS Op | SS | Yishun |
| Inhouse Employer | Island Wide | Construction | OM | SS | Ang Mo Kio |
| Metropolis Security Systems Pte Ltd | Central | - | SSO | SS | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SS | Bukit Batok |
| Inhouse Employer | South | School | SO | SS | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SS | Bukit Batok |
| 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 |
| RAS Security Pte Ltd | Island Wide | Commercial | SSO | SS | Yishun |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SS | Yishun |
| Inhouse Employer | North | In-House | SO | SS | Yishun |
| SEOMEO RELC | Central | In-House | SO | SS | Aljunied |
| Star Security Services | Island Wide | - | Security Mgt | SS | Ang Mo Kio |
| Securus Pte Ltd | Island Wide | - | OE | SS | Ang Mo Kio |
| Star Security Services | Island Wide | - | Security Mgt | SS | Ang Mo Kio |
| Young Women's Christian Association of Singapore | Central | In-House | SO | SS | Aljunied |
| Premier Security Co-operative Ltd | East | In-House | Office Team | SS | Ang Mo Kio |
