| Bulls-Eye Security Services Pte Ltd | South | Gov Building | SO | SO | Hougang |
| SATS Ltd | Island Wide | Commercial | SO | SO | Hougang |
| Jasa Investigation & Security Services Pte Ltd | East | Industrial / Factory | SO | SO | Hougang |
| Ranger Investigation & Security Services Pte Ltd | East | Industrial / Factory | SO | SO | Hougang |
| Regal Security & Fire Management Services Pte Ltd | Central | Commercial | SO | SO | Hougang |
| Inhouse Employer | Island Wide | Construction | OM | SS | Hougang |
| Security & Risk Solutions Pte. Ltd. | East | Office Building | SS | SS | Hougang |
| Pan Pacific Singapore | South | In-House | Security Mgt | SSO | Hougang |
| Security & Risk Solutions Pte. Ltd. | East | Office Building | SS | SS | Hougang |
| Inhouse Employer | Central | In-House | SS | SS | Hougang |
| Security Enforcer Pte Ltd | Central | Hotel | SO | SO | Hougang |
| Titanium Safety & Security Pte Ltd | North | Dormitory | SO | SO | Hougang |
| Ranger Investigation & Security Services Pte Ltd | East | Industrial / Factory | SO | SO | Hougang |
| A+ Officers Security Pte Ltd | Island Wide | Construction | SO | SO | Hougang |
| Reachfield Security & Safety Management Pte Ltd | North | School | SO | SO | Hougang |
| Eagle I Security Services Pte Ltd | Central | Healthcare | SO | SO | Hougang |
| Inhouse Employer | Central | In-House | SS | SS | Hougang |
| Security & Risk Solutions Pte. Ltd. | East | Office Building | SS | SS | Hougang |
| Fervour Pte Ltd | Central | Data Centre | SO | SO | Hougang |
| Eagle I Security Services Pte Ltd | Central | Healthcare | SO | SO | Hougang |
| Premier Security Co-operative Ltd | Central | Commercial | SS | SS | Hougang |
| Star Security Services | Island Wide | - | Security Mgt | SS | Hougang |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SS | Hougang |
| Security & Risk Solutions Pte. Ltd. | East | Office Building | SS | SSO | Hougang |
| Star Security Services | Island Wide | - | Security Mgt | SSO | Hougang |
