| First Security & Private Investigation (Singapore) Pte Ltd | South | Condominium | SS | SS | Choa Chu Kang |
| Resorts World Sentosa | South | Commercial | SS | SS | HarbourFront |
| Prosegur Singapore Pte Ltd | South | Commercial | SO | SO | Hougang |
| Pan Pacific Serviced Suites Beach Road | South | In-House | SO | SO | Lavender |
| Reachfield Security & Safety Management Pte Ltd | South | Commercial | CSO | CSO | Sembawang |
| Reachfield Security & Safety Management Pte Ltd | South | Commercial | CSO | CSO | Sembawang |
| Prosegur Singapore Pte Ltd | South | Commercial | SSS | Nil | Sengkang |
| Reachfield Security & Safety Management Pte Ltd | South | Commercial | CSO | Nil | Sengkang |
| Prosegur Singapore Pte Ltd | South | Commercial | SSS | SO | Sengkang |
| Security & Risk Solutions Pte. Ltd. | South | Office Building | SS | CSO | Boon Lay |
| Pan Pacific Singapore | South | In-House | Security Mgt | SS | Sengkang |
| Shangri-La Rasa Sentosa, Singapore | South | Hotel | OE | SS | Sengkang |
| ARSLAN SRS Singapore | South | In-House | RSOC/CAMS Op | SS | Pioneer |
| AETOS Holdings Pte Ltd | West | Commercial | SSO | SS | Marsiling |
| Soverus Pte Ltd | West | Industrial / Factory | SO | SO | - |
| Ashtree International Pte. Ltd. | West | Dormitory | SO | SO | Bukit Batok |
| Republic of Singapore Yacht Club | West | In-House | SO | SO | - |
| Ashtree International Pte. Ltd. | West | Dormitory | SO | SS | Bukit Panjang |
| Ademco Security Pte Ltd | West | Industrial / Factory | SO | SO | - |
| Inhouse Employer | West | Industrial / Factory | SO | SO | - |
| Inhouse Employer | West | School | SO | SO | - |
| AETOS Holdings Pte Ltd | West | Commercial | SSO | SS | Marsiling |
| Securitas Guarding Services (Singapore) Pte Ltd | West | Data Centre | SSO | CSO | Boon Lay |
| Premier Security Co-operative Ltd | West | Dormitory | SO | SO | - |
| Labourtel Management Corporation Pte Ltd | West | Dormitory | CSO | SSS | Tampines West |
