| Security Masters Pte Ltd | Island Wide | - | SS | SS | Woodlands |
| Kingston Property Maintenance Services Pte Ltd | Central | Mix-Development | SS | SS | Woodlands |
| Ascentiaa Security Management Pte Ltd | Island Wide | Condominium | SS | SS | Woodlands |
| Inhouse Employer | Central | Hotel | SS | SS | Woodlands |
| York Hotel (Private) Limited | Central | In-House | OM | SS | Woodlands |
| Reachfield Security & Safety Management Pte Ltd | South | Commercial | SS | SS | Woodlands |
| Reachfield Security & Safety Management Pte Ltd | North | School | SSS | SS | Woodlands |
| Apro Asian Protection Pte Ltd | Island Wide | - | OM | SSS | Woodlands |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SSS | Woodlands |
| Inhouse Employer | Island Wide | Construction | OM | SSS | Woodlands |
| Hotel Grand Central | Central | Hotel | Security Mgt | SO | Woodlands |
| Inhouse Employer | West | School | OE | SO | Woodlands |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| Concorde Security Pte Ltd | Island Wide | - | OE | SO | Woodlands |
| Titanium Safety & Security Pte Ltd | Island Wide | - | OE | SO | Woodlands |
| Shine Security Agency Pte Ltd | Island Wide | - | OE | SS | Woodlands |
| Strive Security Pte Ltd | Island Wide | - | OE | SS | Woodlands |
| Strive Security Pte Ltd | Island Wide | - | OE | SS | Woodlands |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SS | Woodlands |
| Ascentiaa Security Management Pte Ltd | Island Wide | - | OE | SS | Woodlands |
| Star Security Services | Island Wide | - | OE | SS | Woodlands |
| Mainguard Security Services (S) Pte Ltd | Island Wide | - | OE | SS | Woodlands |
| Stalwart Security Pte Ltd | Island Wide | - | OE | SS | Woodlands |
| Eagle I Security Services Pte Ltd | Island Wide | - | OE | SS | Woodlands |
| Union Security Services Pte. Ltd. | Island Wide | - | OE | SS | Woodlands |
