| Union Security Services Pte. Ltd. | East | Data Centre | SS | SO | Woodlands |
| PICO Guards Pte Ltd | North | Industrial / Factory | SS | SO | Woodlands |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SS | Woodlands |
| AGS Integration Pte. Ltd. | West | In-House | SS | SS | Woodlands |
| Storm Protection Pte Ltd | West | Industrial / Factory | SS | SS | Bukit Panjang |
| Triple ‘S’ Protection Pte Ltd | West | Commercial | SS | SS | Bukit Panjang |
| Union Security Services Pte. Ltd. | West | Condominium | SS | SS | Bukit Panjang |
| Premier Security Co-operative Ltd | Central | Commercial | SS | SS | Hougang |
| Force-One Security | North | Data Centre | SS | SSS | Ang Mo Kio |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SS | Yishun |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SS | Yishun |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | Commercial | SS | SS | Yishun |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SS | Bukit Panjang |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SS | Simei |
| Premier Security Co-operative Ltd | East | Commercial | SS | SS | Pasir Ris |
| AGS Integration Pte. Ltd. | East | Condominium | SS | SS | Pasir Ris |
| Eagle I Security Services Pte Ltd | East | Commercial | SS | SS | Pasir Ris |
| ONE°15 Marina Sentosa Cove, Singapore | South | Hotel | SS | SS | Admiralty |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SSS | Tampines West |
| Mainguard Security Services Singapore Pte Ltd | Central | Gov Building | SS | SS | Choa Chu Kang |
| Security & Risk Solutions Pte. Ltd. | East | Office Building | SS | SSO | Hougang |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | Commercial | SS | SSO | Admiralty |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SSS | Telok Blangah |
| Chang & Chang Security Management Pte. Ltd. | East | Condominium | SS | SS | Tampines |
| Inhouse Employer | Central | In-House | SS | SS | Hougang |
