| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Tampines |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Pasir Ris |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SS | Pioneer |
| Trek Investigations & Security Management Services Pte Ltd | Central | Condominium | SO | SSO | Woodlands |
| Trek Investigations & Security Management Services Pte Ltd | Central | Commercial | SO | SO | Punggol |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SS | Sengkang |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Trek Investigations & Security Management Services Pte Ltd | Central | Commercial | SO | SO | Punggol |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | CSO | Bedok |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | Nil | Ang Mo Kio |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | CSO | Bedok |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | CSO | Marsiling |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | Nil | Ang Mo Kio |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | CSO | Pasir Ris |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | CSO | Pasir Ris |
| Trek Investigations & Security Management Services Pte Ltd | Central | - | SO | SSO | Yishun |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Bedok |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SS | Choa Chu Kang |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SS | Woodlands |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Bedok |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SS | Tampines |
| Trek Investigations & Security Management Services Pte Ltd | Central | Condominium | SO | SO | Novena |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Sengkang |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Bukit Batok |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | Nil | Yishun |
