| Acestes Pte Ltd | Central | - | Security Mgt | SO | Bedok |
| SATS Ltd | Island Wide | Commercial | APO | SO | Yishun |
| Triple ‘S’ Protection Pte Ltd | North | Shipyard / Port | SO | SO | Sembawang |
| TwinRock Global | North | Dormitory | SO | SO | Yishun |
| Metropolis Security Systems Pte Ltd | North | Condominium | SO | SO | Yishun |
| Singapore Security Force Pte Ltd | Central | Mix-Development | SSO | SO | Kaki Bukit |
| Elid Technology International Pte Ltd | West | Condominium | SO | SO | Choa Chu Kang |
| Metropolis Security Systems Pte Ltd | East | Gov Building | SO | SO | Kaki Bukit |
| Prosegur Singapore Pte Ltd | East | Industrial / Factory | SO | SO | Kaki Bukit |
| Crowne Plaza Changi Airport | East | Hotel | SO | SO | Sengkang |
| SMS Security | East | Condominium | SO | SO | Kaki Bukit |
| Inhouse Employer | South | Hotel | SO | SO | Woodlands |
| Metropolis Security Systems Pte Ltd | East | Gov Building | SO | SO | Kaki Bukit |
| Metropolis Security Systems Pte Ltd | East | Gov Building | SO | SO | Kaki Bukit |
| Union Security Services Pte. Ltd. | East | Data Centre | SO | SO | Tampines East |
| Union Security Services Pte. Ltd. | East | Data Centre | SO | SO | Tampines East |
| Union Security Services Pte. Ltd. | East | Condominium | SO | SO | Tampines East |
| Union Security Services Pte. Ltd. | East | Data Centre | SO | SO | Tampines East |
| Union Security Services Pte. Ltd. | East | Data Centre | SO | SO | Tampines East |
| Elid Technology International Pte Ltd | West | Condominium | SO | SO | Choa Chu Kang |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SO | Tampines |
| PICO Guards Pte Ltd | Island Wide | - | OM | SO | Tampines |
| Octopus Distribution Networks Pte Ltd | East | In-House | SO | SO | Kaki Bukit |
| Prosegur Singapore Pte Ltd | East | Industrial / Factory | SO | SO | Kaki Bukit |
| Artyzen Singapore | Central | Hotel | SO | SO | Bedok |
