| G4S Secure Solutions (Singapore) Pte Ltd | Central | In-House | SSO | SSO | Pasir Ris |
| M Social Singapore | Central | Hotel | OE | SSS | Toa Payoh |
| Inhouse Employer | Central | Mix-Development | OE | SSS | Toa Payoh |
| G4S Secure Solutions (Singapore) Pte Ltd | Central | In-House | SSO | SSO | Pasir Ris |
| Dragnet Smartech Security Pte Ltd | Central | School | SSO | SSO | Pasir Ris |
| Inhouse Employer | Central | Hotel | OE | SS | Jalan Besar |
| Peregrine Security Pte. Ltd. | Central | Commercial | SS | SSS | Woodlands |
| Certis Group | Central | School | SS | SS | Marsiling |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | CSO | Toa Payoh |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| Peregrine Security Pte. Ltd. | Central | Commercial | SS | SSS | Woodlands |
| Inhouse Employer | Central | In-House | SO | SSS | Woodlands |
| York Hotel (Private) Limited | Central | In-House | OM | SS | Sengkang |
| Artyzen Singapore | Central | Hotel | SO | SO | Sengkang |
| Acestes Pte Ltd | Central | - | Security Mgt | SO | Tampines |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| Inhouse Employer | Central | In-House | SO | SO | Telok Blangah |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | CSO | Choa Chu Kang |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | CSO | Toa Payoh |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | CSO | Toa Payoh |
| GWC Commercial Pte. Ltd. | Central | Commercial | SO | SSO | Woodlands |
| Sands Global Pte Ltd | Central | Condominium | SSO | SSO | Choa Chu Kang |
| Sands Global Pte Ltd | Central | Condominium | SSO | SSO | Choa Chu Kang |
