| Acestes Pte Ltd | Central | - | Security Mgt | SS | Sembawang |
| Titanium Safety & Security Pte Ltd | North | In-House | OE | SS | Sembawang |
| Inhouse Employer | Island Wide | - | OE | SS | Sembawang |
| Inhouse Employer | North | Commercial | SO | SS | Sembawang |
| Inhouse Employer | Island Wide | - | OE | SS | Sembawang |
| AGS Integration Pte. Ltd. | Island Wide | - | SS | SS | Sembawang |
| AGS Integration Pte. Ltd. | Island Wide | - | SS | SS | Sembawang |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | SS | Sembawang |
| Premier Security Co-operative Ltd | Central | Healthcare | SSS | SSS | Sembawang |
| Acestes Pte Ltd | Island Wide | - | Security Mgt | SSS | Sembawang |
| Peregrine Security Pte. Ltd. | Island Wide | - | OE | CSO | Sembawang |
| Inhouse Employer | North | Industrial / Factory | SSO | SO | Sembawang |
| Reachfield Security & Safety Management Pte Ltd | South | Commercial | CSO | CSO | Sembawang |
| Reachfield Security & Safety Management Pte Ltd | South | Commercial | CSO | CSO | Sembawang |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SO | Sembawang |
| Inhouse Employer | Island Wide | Construction | OM | SO | Sembawang |
| Security & Risk Solutions Pte. Ltd. | Central | - | Office Team | SO | Sembawang |
| Inhouse Employer | Island Wide | Construction | OM | SO | Sembawang |
| Force-One Security | North | Data Centre | SS | SSO | Sembawang |
| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SSO | Redhill |
| Aero Asia Security Systems Pte Ltd | South | Condominium | SO | SO | Redhill |
| Premier Security Co-operative Ltd | South | Commercial | SO | SO | Redhill |
| G4S Secure Solutions (Singapore) Pte Ltd | South | - | SO | SO | Redhill |
| Reachfield Security & Safety Management Pte Ltd | South | Commercial | SS | SS | Redhill |
| Elid Technology International Pte Ltd | Central | Hotel | SSO | SSO | Redhill |
