| Crowne Plaza Changi Airport | East | In-House | OE | SSS | Tampines |
| Inhouse Employer | Central | In-House | SO | SO | Bedok |
| Inhouse Employer | South | In-House | SSO | SO | Bedok |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Woodlands |
| JEN Singapore Tanglin by Shangri-La | Central | In-House | OM | SSS | Woodlands |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Bukit Batok |
| JEN Singapore Tanglin by Shangri-La | Central | In-House | OM | CSO | Bukit Batok |
| Inhouse Employer | North | In-House | SO | SO | Pasir Ris |
| Inhouse Employer | North | In-House | SO | SO | Pasir Ris |
| Interlocal Exim Pte Ltd | Central | In-House | SO | SS | Hougang |
| RAS Security Pte Ltd | North | In-House | Office Team | SO | Bedok |
| Crowne Plaza Changi Airport | East | In-House | OE | SS | Pasir Ris |
| Inhouse Employer | South | In-House | SSO | SO | Bedok |
| Interlocal Exim Pte Ltd | Central | In-House | SO | SS | Hougang |
| Inhouse Employer | East | In-House | SO | SSO | Pasir Ris |
| Ranger Investigation & Security Services Pte Ltd | Island Wide | In-House | OE | SS | - |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Tampines |
| JEN Singapore Tanglin by Shangri-La | Central | In-House | OM | SSO | Hougang |
| Orchid Hotel Private Limited | Central | In-House | OM | SSO | Hougang |
| York Hotel (Private) Limited | Central | In-House | OM | SSO | Hougang |
| JEN Singapore Tanglin by Shangri-La | Central | In-House | OE | SSO | Hougang |
| AGS Integration Pte. Ltd. | West | In-House | SS | SSS | Clementi |
| Inhouse Employer | Central | In-House | SSS | SS | Bukit Panjang |
| G4S Secure Solutions (Singapore) Pte Ltd | East | In-House | SSO | SO | Mountbatten |
| Orchid Hotel Private Limited | Central | In-House | OM | SSO | Hougang |
