| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SS | Kranji |
| Prospect Protection Pte Ltd | West | Industrial / Factory | SO | Nil | - |
| SATS Ltd | East | - | OE | CSO | Marsiling |
| Inhouse Employer | Central | Healthcare | OE | SSO | Hougang |
| RAS Security Pte Ltd | East | Commercial | SSO | SO | Tampines |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SS | Pioneer |
| Focus Security Services Pte Ltd | Central | Retail | SSO | SSO | Tampines |
| Fervour Pte Ltd | Island Wide | - | OM | CSO | Marsiling |
| Certis Group | Island Wide | - | SSO | SSO | Choa Chu Kang |
| SATS Ltd | Island Wide | - | OM | SSS | Dover |
| Inhouse Employer | North | Industrial / Factory | SSO | SO | Yishun |
| Grand Copthorne Waterfront Hotel | Central | Hotel | Security Managment | SSS | Ang Mo Kio |
| Aspectus Consultancy Pte Ltd | Central | Mix-Development | SO | SSO | Pasir Ris |
| Inhouse Employer | Island Wide | Construction | OM | SS | Tampines |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SSS | Woodlands |
| Crowne Plaza Changi Airport | East | In-House | OE | SSS | Toa Payoh |
| Inhouse Employer | Island Wide | Construction | OM | SS | Sembawang |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SSS | Yishun |
| Crowne Plaza Changi Airport | East | In-House | OE | SSS | Toa Payoh |
| Inhouse Employer | East | School | SO | SO | Bedok |
| Dragnet Smartech Security Pte Ltd | Central | School | SSO | SSO | Pasir Ris |
| Kingston Property Maintenance Services Pte Ltd | Central | - | SS | SSS | Yishun |
| Securus Pte Ltd | Island Wide | - | OE | SSO | Simei |
| Security Masters Pte Ltd | Central | Data Centre | SS | SSS | Yishun |
| Elid Technology International Pte Ltd | East | Condominium | SO | SO | Mountbatten |
