| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Tampines East |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Pasir Ris |
| Inhouse Employer | West | In-House | OM | CSO | Pasir Ris |
| York Hotel (Private) Limited | Central | In-House | OM | CSO | Pasir Ris |
| Star Security Services | Island Wide | - | Security Mgt | CSO | Choa Chu Kang |
| Fervour Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| Inhouse Employer | West | In-House | OM | CSO | Choa Chu Kang |
| SATS Ltd | Island Wide | - | OM | CSO | Queenstown |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | CSO | Queenstown |
| Dragnet Smartech Security Pte Ltd | Central | - | Security Mgt | CSO | Queenstown |
| Fervour Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| Inhouse Employer | West | In-House | OM | CSO | Choa Chu Kang |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| SATS Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | CSO | Choa Chu Kang |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | Commercial | OE | CSO | Bedok |
| Peregrine Security Pte. Ltd. | Central | - | SSO | CSO | Bedok |
| TwinRock Global | Central | - | SO | CSO | Bedok |
| Star Security Services | Island Wide | - | OE | CSO | Bedok |
| AGS Integration Pte. Ltd. | West | In-House | SS | CSO | Bedok |
| Securitas Guarding Services (Singapore) Pte Ltd | West | Commercial | SSO | CSO | Bedok |
| TwinRock Global | Central | - | SO | CSO | Bedok |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | CSO | Bedok |
