| Inhouse Employer | West | School | SO | SO | - |
| SEOMEO RELC | Central | In-House | SO | SO | - |
| Inhouse Employer | Central | In-House | SO | SO | - |
| Inhouse Employer | North | In-House | SO | SO | - |
| Octopus Distribution Networks Pte Ltd | East | In-House | SO | SO | - |
| Premier Security Co-operative Ltd | West | Dormitory | SO | SO | - |
| SATS Ltd | East | - | OE | SO | Woodlands |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Managment | SO | Boon Lay |
| Securus Pte Ltd | East | Commercial | SO | SO | Sengkang |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | Commercial | OE | SO | Woodlands |
| Force-One Security | North | Data Centre | SS | SO | Tampines East |
| G4S Secure Solutions (Singapore) Pte Ltd | West | Industrial / Factory | SS | SO | Tampines East |
| Inhouse Employer | East | In-House | SO | SO | Pasir Ris |
| Prosec Services Pte Ltd | East | Data Centre | SO | SO | Pasir Ris |
| Prospect Protection Pte Ltd | East | Industrial / Factory | SO | SO | Pasir Ris |
| Ademco Security Pte Ltd | West | Mix-Development | SO | SO | Choa Chu Kang |
| Mainguard Security Services (S) Pte Ltd | East | Healthcare | SSO | SO | Pasir Ris |
| Inhouse Employer | Central | Country Club | OM | SO | Yishun |
| Force-One Security | Central | Commercial | SO | SO | Yishun |
| G4S Secure Solutions (Singapore) Pte Ltd | Island Wide | - | OE | SO | Woodlands |
| Inhouse Employer | Island Wide | Construction | OM | SO | Yishun |
| Inhouse Employer | North | Industrial / Factory | SSO | SO | Yishun |
| SMS Security | Central | Gov Building | SO | SO | Tampines West |
| Security & Risk Solutions Pte. Ltd. | Central | - | Office Team | SO | Yishun |
| Inhouse Employer | Island Wide | Construction | OM | SO | Choa Chu Kang |
