| Elid Technology International Pte Ltd | North | Condominium | SO | SO | Yishun |
| William Secure Solutions Pte Ltd | East | Condominium | SO | SO | Yishun |
| First Security & Private Investigation (Singapore) Pte Ltd | West | Condominium | SO | SO | Bukit Panjang |
| Elid Technology International Pte Ltd | West | Condominium | SO | SO | Bukit Panjang |
| FormTeam Consultancy Pte Ltd | Central | Condominium | SO | SSO | Woodlands |
| First Security & Private Investigation (Singapore) Pte Ltd | East | Condominium | SS | SS | Punggol |
| Focus Security Services Pte Ltd | East | Condominium | SS | SS | Punggol |
| First Security & Private Investigation (Singapore) Pte Ltd | West | Condominium | SS | SO | Bukit Panjang |
| First Security & Private Investigation (Singapore) Pte Ltd | West | Condominium | SS | SO | Bukit Panjang |
| GoMobile Security Solutions Pte Ltd | West | Condominium | SO | SO | Bukit Panjang |
| Trek Investigations & Security Management Services Pte Ltd | Central | Condominium | SO | SO | Bukit Panjang |
| First Security & Private Investigation (Singapore) Pte Ltd | South | Condominium | SS | SSS | Clementi |
| Kingston Property Maintenance Services Pte Ltd | West | Condominium | SO | SSS | Clementi |
| Kingston Property Maintenance Services Pte Ltd | East | Condominium | SSO | SS | Aljunied |
| TwinRock Global | South | Condominium | SO | SSS | Clementi |
| First Security & Private Investigation (Singapore) Pte Ltd | South | Condominium | SS | SSS | Jurong East |
| SMS Investigation & Security Pte Ltd | Central | Condominium | SS | SSS | Jurong East |
| SMS Investigation & Security Pte Ltd | Central | Condominium | SS | SS | Choa Chu Kang |
| First Security & Private Investigation (Singapore) Pte Ltd | South | Condominium | SS | SS | Choa Chu Kang |
| GoMobile Security Solutions Pte Ltd | Central | Condominium | SS | SS | Choa Chu Kang |
| Sands Global Pte Ltd | Central | Condominium | SS | SS | Choa Chu Kang |
| Sands Global Pte Ltd | Central | Condominium | SS | SO | Bright Hill |
| William Secure Solutions Pte Ltd | West | Condominium | SS | SO | - |
| Sands Global Pte Ltd | Central | Condominium | SS | SO | - |
| William Secure Solutions Pte Ltd | Central | Condominium | SS | SO | - |
