| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | SSS | Tampines |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | SSS | Tampines |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | SSS | Lavender |
| Security & Risk Solutions Pte. Ltd. | Central | In-House | RSOC/CAMS Op | SS | - |
| Acestes Pte Ltd | Central | - | Security Mgt | Nil | Jurong East |
| Acestes Pte Ltd | Central | - | Security Mgt | Nil | Woodlands |
| Reachfield Security & Safety Management Pte Ltd | Central | School | SO | SO | Yishun |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | SS | Punggol |
| Trek Investigations & Security Management Services Pte Ltd | Central | Condominium | SO | SSO | Pasir Ris |
| Concorde Security Pte Ltd | Central | Commercial | SO | SSO | Pasir Ris |
| Reachfield Security & Safety Management Pte Ltd | Central | Gov Building | SO | Nil | Jurong East |
| Force-One Security | Central | Commercial | SO | SSO | Pasir Ris |
| G4S Secure Solutions (Singapore) Pte Ltd | Central | In-House | SSO | SSO | Pasir Ris |
| Aspectus Consultancy Pte Ltd | Central | Mix-Development | SO | SSO | Pasir Ris |
| York Hotel (Private) Limited | Central | In-House | OM | SS | - |
| JEN Singapore Tanglin by Shangri-La | Central | In-House | OM | SS | - |
| JEN Singapore Tanglin by Shangri-La | Central | In-House | OM | SS | - |
| Young Women's Christian Association of Singapore | Central | In-House | Security Mgt | SSO | Hougang |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | Nil | Lakeside |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Punggol |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | SS | Punggol |
| Inhouse Employer | Central | In-House | SO | SSS | MacPherson |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Punggol |
| Acestes Pte Ltd | Central | - | Security Mgt | SSO | MacPherson |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Mgt | Nil | Dover |
