| SATS Ltd | Island Wide | - | OM | SSS | Commonwealth |
| Aedge Services Pte Ltd | Island Wide | - | OM | SSS | Commonwealth |
| Inhouse Employer | Island Wide | Construction | OM | SSS | Commonwealth |
| SATS Ltd | Island Wide | - | OM | SS | Toa Payoh |
| Inhouse Employer | Central | Country Club | OM | CSO | Bukit Batok |
| Securus Pte Ltd | Island Wide | - | OM | SS | Woodlands |
| SATS Ltd | Island Wide | - | OM | SS | Woodlands |
| SMS Investigation & Security Pte Ltd | Central | - | OM | CSO | Toa Payoh |
| Apro Asian Protection Pte Ltd | Island Wide | - | OM | SSS | Woodlands |
| SATS Ltd | Island Wide | - | OM | SS | Tampines |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Tampines |
| Apro Asian Protection Pte Ltd | Island Wide | - | OM | SS | Tampines |
| SATS Ltd | Island Wide | - | OM | Nil | Tampines |
| Inhouse Employer | Island Wide | Construction | OM | SSO | Hougang |
| JEN Singapore Tanglin by Shangri-La | Central | In-House | OM | SSO | Hougang |
| Inhouse Employer | Central | Country Club | OM | SSO | Hougang |
| Orchid Hotel Private Limited | Central | In-House | OM | SSO | Hougang |
| York Hotel (Private) Limited | Central | In-House | OM | SSO | Hougang |
| Acestes Pte Ltd | Island Wide | - | OM | SSS | Bedok |
| Orchid Hotel Private Limited | Central | In-House | OM | SSO | Hougang |
| Inhouse Employer | Central | Country Club | OM | SS | Pioneer |
| Aedge Services Pte Ltd | Island Wide | - | OM | SS | Pioneer |
| Inhouse Employer | Island Wide | Construction | OM | CSO | Bukit Batok |
| Inhouse Employer | Island Wide | Construction | OM | CSO | Bukit Batok |
| Inhouse Employer | Island Wide | Construction | OM | CSO | Toa Payoh |
