| Inhouse Employer | Central | Hotel | SS | SS | Yishun |
| Inhouse Employer | Central | Hotel | SO | SSS | Marsiling |
| Inhouse Employer | West | In-House | OM | SS | Toa Payoh |
| Soverus Pte Ltd | Island Wide | - | SSS | SSS | Yishun |
| Inhouse Employer | Central | Country Club | OM | SSO | Hougang |
| Crowne Plaza Changi Airport | East | In-House | OE | SSO | Simei |
| Soverus Pte Ltd | Island Wide | - | OE | CSO | Marsiling |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | SSS | Toa Payoh |
| Pan Pacific Singapore | South | In-House | Security Mgt | SSS | Potong Pasir |
| Fervour Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| Inhouse Employer | West | Industrial / Factory | SO | SO | Choa Chu Kang |
| G4S Secure Solutions (Singapore) Pte Ltd | Central | In-House | SSO | SS | Bukit Panjang |
| AGS Integration Pte. Ltd. | Island Wide | - | OE | SS | Choa Chu Kang |
| Premier Security Co-operative Ltd | Island Wide | - | SSO | SSO | Bedok North |
| SMS Investigation & Security Pte Ltd | Central | - | OM | Nil | Telok Blangah |
| SECOM Smart (Singapore) Pte. Ltd. | West | Commercial | SSO | SO | Bukit Batok |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | Nil | Yishun |
| PICO Guards Pte Ltd | Central | Commercial | SSS | SSS | Yishun |
| Crowne Plaza Changi Airport | East | Hotel | SSO | SSO | Jurong East |
| GATES PCM Integrated Services Pte Ltd | Island Wide | - | OE | SS | Pasir Ris |
| Inhouse Employer | Island Wide | - | OE | SS | Sembawang |
| Inhouse Employer | Island Wide | - | OE | SS | Kaki Bukit |
| Reachfield Security & Safety Management Pte Ltd | North | School | SO | SO | Yishun |
| Premier Security Co-operative Ltd | South | Commercial | SS | SS | Pioneer |
| Artyzen Singapore | Central | Hotel | SS | SS | Sengkang |
