| Inhouse Employer | West | In-House | OM | CSO | Marsiling |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| Kingston Property Maintenance Services Pte Ltd | Central | Mix-Development | SS | SS | Marsiling |
| Inhouse Employer | Central | School | SO | SSS | Marsiling |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | Nil | Yishun |
| Inhouse Employer | East | School | SO | SO | Bedok |
| Reachfield Security & Safety Management Pte Ltd | West | Industrial / Factory | SS | SS | Lakeside |
| Regal Security & Fire Management Services Pte Ltd | Central | In-House | SSO | CSO | Bedok |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | SSO | MacPherson |
| Aigle Security Pte Ltd | Island Wide | - | OE | SS | Admiralty |
| Inhouse Employer | East | Country Club | SO | SO | Tampines |
| Triple ‘S’ Protection Pte Ltd | North | Depot | SSO | SSO | Choa Chu Kang |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Sengkang |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SO | Nil | Kembangan |
| Inhouse Employer | West | In-House | OM | SS | Sengkang |
| Titanium Safety & Security Pte Ltd | North | In-House | SSO | SO | Bukit Batok |
| SMS Investigation & Security Pte Ltd | South | Commercial | SS | SS | Yishun |
| Inhouse Employer | Central | Healthcare | OE | SS | Sembawang |
| Aedge Services Pte Ltd | Island Wide | - | OM | SS | Bukit Batok |
| SATS Ltd | Island Wide | - | OM | SSS | Yishun |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | SSO | MacPherson |
| SMS Investigation & Security Pte Ltd | Central | Commercial | SS | CSO | Clementi |
| Inhouse Employer | Island Wide | Construction | OM | SS | Pioneer |
| Union Security Services Pte. Ltd. | Island Wide | - | OE | SSS | Punggol |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SS | Woodlands |
