| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | CSO | Toa Payoh |
| SATS Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| ARSLAN SRS Singapore | South | In-House | RSOC/CAMS Op | SSS | Toa Payoh |
| Excellent Security & Safety Pte Ltd | Central | Industrial / Factory | SSO | SSO | Toa Payoh |
| Unique Security Services Pte Ltd | Central | Condominium | SSO | SS | Toa Payoh |
| Premier Security Co-operative Ltd | Central | Healthcare | SSO | SS | Toa Payoh |
| Chang & Chang Security Management Pte. Ltd. | Central | Condominium | SSO | SS | Toa Payoh |
| Security & Risk Solutions Pte. Ltd. | Central | - | Office Team | SSS | Tiong Bahru |
| Security & Risk Solutions Pte. Ltd. | Central | - | Office Team | SSS | Tiong Bahru |
| PICO Guards Pte Ltd | Central | Commercial | SSO | SS | Tiong Bahru |
| IGC Security Services Pte Ltd | South | Industrial / Factory | SSO | SS | Tiong Bahru |
| Security & Risk Solutions Pte. Ltd. | Central | - | Office Team | SSS | Tiong Bahru |
| Inhouse Employer | Island Wide | Construction | OM | SSS | Tiong Bahru |
| TwinRock Global | Central | - | Security Mgt | SSS | Tiong Bahru |
| Star Security Services | Island Wide | - | Security Mgt | SSS | Tiong Bahru |
| Reachfield Security & Safety Management Pte Ltd | Central | School | Security Mgt | SSS | Tiong Bahru |
| RAS Security Pte Ltd | North | Commercial | OE | SSS | Tiong Bahru |
| RAS Security Pte Ltd | North | Commercial | SSO | SSO | Tiong Bahru |
| Unique Security Services Pte Ltd | South | Condominium | SO | SSO | Tiong Bahru |
| Reachfield Security & Safety Management Pte Ltd | Central | Gov Building | SO | SSO | Tiong Bahru |
| Reachfield Security & Safety Management Pte Ltd | Central | School | SO | SO | Tiong Bahru |
| Inhouse Employer | Island Wide | - | OE | SO | Tiong Bahru |
| Hotel Grand Central | Central | Hotel | Security Mgt | SO | Tiong Bahru |
| Orchid Hotel Private Limited | Central | In-House | OM | SO | Tiong Bahru |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SO | Tiong Bahru |
