| Pedro Investigations & Security Services Pte. Ltd. | Central | - | SSO | CSO | Bedok |
| Republic of Singapore Yacht Club | West | In-House | SO | CSO | - |
| Aedge Services Pte Ltd | Island Wide | - | OM | CSO | Sengkang |
| Apro Asian Protection Pte Ltd | Island Wide | - | OM | CSO | Sengkang |
| SATS Ltd | Island Wide | - | OM | CSO | Sengkang |
| Inhouse Employer | Island Wide | Construction | OM | CSO | Sengkang |
| GATES PCM Integrated Services Pte Ltd | East | Commercial | SO | CSO | Bedok |
| M Social Singapore | Central | Hotel | Sec Tech / Eng | CSO | Yishun |
| SATS Ltd | Island Wide | - | OM | CSO | Yishun |
| Certis Group | Island Wide | - | SO | CSO | Yishun |
| Inhouse Employer | Central | In-House | SO | CSO | Yishun |
| Inhouse Employer | South | In-House | SO | CSO | Yishun |
| Inhouse Employer | North | In-House | SO | CSO | Yishun |
| Inhouse Employer | North | In-House | SO | CSO | Yishun |
| Inhouse Employer | Central | In-House | SSS | CSO | Yishun |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Bukit Batok |
| JEN Singapore Tanglin by Shangri-La | Central | In-House | OM | CSO | Bukit Batok |
| Securus Pte Ltd | Island Wide | - | OE | CSO | Choa Chu Kang |
| Labourtel Management Corporation Pte Ltd | East | Dormitory | CSO | CSO | Hougang |
| Inhouse Employer | Central | Mix-Development | Security Mgt | CSO | Hougang |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | CSO | Hougang |
| Inhouse Employer | Central | Country Club | OM | CSO | Bukit Batok |
| Danmax Security Management Pte Ltd | East | - | OE | CSO | Bedok |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | Commercial | OE | CSO | Bedok |
| SMS Investigation & Security Pte Ltd | Central | - | OM | CSO | Toa Payoh |
