| AGS Integration Pte. Ltd. | Island Wide | - | OE | SSS | Sengkang |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SS | MacPherson |
| York Hotel (Private) Limited | Central | In-House | OM | SSS | Dover |
| Inhouse Employer | East | In-House | SO | SO | Pasir Ris |
| Inhouse Employer | West | Industrial / Factory | SO | SO | Bukit Gombak |
| Certis Group | East | In-House | SO | SO | Sengkang |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | Commercial | OE | CSO | Marsiling |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | - | Security Mgt | SSS | Woodlands |
| Soverus Pte Ltd | Central | Data Centre | SSS | SSS | Yishun |
| Eagle I Security Services Pte Ltd | Island Wide | - | OE | SO | Woodlands |
| Reachfield Security & Safety Management Pte Ltd | Central | School | Security Mgt | SSO | Admiralty |
| Certis Group | Island Wide | - | SSO | SS | Choa Chu Kang |
| Star Security Services | Island Wide | - | Security Mgt | SSO | Hougang |
| Inhouse Employer | Central | Hotel | SO | SSO | Bukit Batok |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| Supreme Security Agency Pte. Ltd. | West | Industrial / Factory | SO | SO | Woodlands |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | SS | Admiralty |
| Crowne Plaza Changi Airport | East | Hotel | SO | SO | Tampines |
| Inhouse Employer | East | School | SO | SO | Bedok |
| Star Security Services | Island Wide | - | Security Mgt | SSS | Jurong East |
| Star Security Services | Island Wide | - | Security Mgt | CSO | Marsiling |
| Inhouse Employer | South | Mix-Development | Security Mgt | SS | Bukit Panjang |
| RAS Security Pte Ltd | North | Commercial | SSO | CSO | Yishun |
| Prosegur Singapore Pte Ltd | East | Industrial / Factory | SSO | SO | Sengkang |
| Inhouse Employer | Central | In-House | SSS | CSO | Yishun |
