| 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 |
| Inhouse Employer | Central | In-House | SO | SO | Bedok |
| Union Security Services Pte. Ltd. | East | Data Centre | SO | SO | Tampines East |
| First Security & Private Investigation (Singapore) Pte Ltd | North | Condominium | SO | SO | Khatib |
| Inhouse Employer | South | Hotel | SO | SO | Woodlands |
| Inhouse Employer | South | In-House | SSO | SO | Bedok |
| Reachfield Security & Safety Management Pte Ltd | Central | Commercial | SO | SO | MacPherson |
| Inhouse Employer | South | Hotel | SO | SO | Bedok |
| Union Security Services Pte. Ltd. | East | Data Centre | SO | SO | Woodlands |
| AGS Integration Pte. Ltd. | Island Wide | - | OE | SO | Woodlands |
| ONE°15 Marina Sentosa Cove, Singapore | South | Country Club | SO | SO | Bedok |
| Inhouse Employer | Central | School | SO | SO | Bedok |
| Inhouse Employer | Central | In-House | SO | SO | Bedok |
| Inhouse Employer | South | In-House | SSO | SO | Bedok |
