| Aigle Security Pte Ltd | South | Condominium | SSO | SS | Aljunied |
| SMS Security | East | Condominium | SO | SO | Bedok |
| SMS Security | East | Condominium | SO | SO | Bedok |
| Power Security Guard Agency Pte Ltd | North | Condominium | SO | SO | Khatib |
| Chang & Chang Security Management Pte. Ltd. | East | Condominium | SS | SS | Tampines |
| TwinRock Global | West | Condominium | SSO | SSS | Jurong East |
| Chang & Chang Security Management Pte. Ltd. | East | Condominium | SS | SS | Tampines |
| Metropolis Security Systems Pte Ltd | East | Condominium | SS | SSS | Tampines West |
| Chang & Chang Security Management Pte. Ltd. | East | Condominium | SS | SS | Tampines |
| Chang & Chang Security Management Pte. Ltd. | East | Condominium | SS | SS | Tampines |
| Chang & Chang Security Management Pte. Ltd. | East | Condominium | SS | SS | Tampines |
| Aigle Security Pte Ltd | Central | Condominium | SO | SSO | Woodlands |
| Aigle Security Pte Ltd | Central | Condominium | SO | SSO | Woodlands |
| Trek Investigations & Security Management Services Pte Ltd | Central | Condominium | SO | SSO | Woodlands |
| William Secure Solutions Pte Ltd | West | Condominium | SO | SSO | Woodlands |
| Chang & Chang Security Management Pte. Ltd. | West | Condominium | SO | SO | Choa Chu Kang |
| Chang & Chang Security Management Pte. Ltd. | West | Condominium | SO | SO | Choa Chu Kang |
| Metropolis Security Systems Pte Ltd | North | Condominium | SO | SO | Yishun |
| Metropolis Security Systems Pte Ltd | East | Condominium | SSO | SS | Sengkang |
| TwinRock Global | East | Condominium | SO | SO | Hougang |
| GoMobile Security Solutions Pte Ltd | North | Condominium | SO | SO | Hougang |
| GATES PCM Integrated Services Pte Ltd | East | Condominium | SO | SO | Hougang |
| Aspectus Consultancy Pte Ltd | Central | Condominium | SO | SO | Hougang |
| Union Security Services Pte. Ltd. | West | Condominium | SS | SS | Bukit Panjang |
| Regal Security & Fire Management Services Pte Ltd | East | Condominium | SO | SSS | Punggol |
