| GoMobile Security Solutions Pte Ltd | Island Wide | - | OM | CSO | Pasir Ris |
| Ranger Investigation & Security Services Pte Ltd | South | - | SS | CSO | Bukit Panjang |
| Shangri-La Rasa Sentosa, Singapore | South | Hotel | OE | SSO | Hougang |
| Securus Pte Ltd | Island Wide | - | OM | SSS | Lakeside |
| Soverus Pte Ltd | Central | Commercial | SSS | CSO | Clementi |
| ARSLAN SRS Singapore | South | In-House | RSOC/CAMS Op | SS | Bedok Reservoir |
| Certis Group | West | Mix-Development | SO | SO | Bukit Gombak |
| Metropolis Security Systems Pte Ltd | Island Wide | - | OE | SO | Bukit Batok |
| G4S Secure Solutions (Singapore) Pte Ltd | North | School | SO | SSO | Ang Mo Kio |
| Inhouse Employer | West | Industrial / Factory | SO | SO | Marsiling |
| Prosegur Singapore Pte Ltd | East | Industrial / Factory | SO | SO | Kaki Bukit |
| Ademco Security Pte Ltd | Island Wide | - | SSO | SS | Ang Mo Kio |
| Inhouse Employer | Island Wide | Construction | OM | SSS | Sengkang |
| Crowne Plaza Changi Airport | East | In-House | OE | SS | Sengkang |
| Inhouse Employer | Central | Hotel | SO | SO | Bras Basah |
| SMS Investigation & Security Pte Ltd | Central | - | OM | SSO | MacPherson |
| GATES PCM Integrated Services Pte Ltd | East | Commercial | SO | CSO | Bedok |
| Inhouse Employer | Island Wide | - | OE | SSO | Hougang |
| Uniforce Security Services Pte Ltd | Central | - | SSO | SSO | Bukit Batok |
| Titanium Safety & Security Pte Ltd | North | In-House | OE | SSO | Boon Lay |
| Sands Global Pte Ltd | Central | Condominium | SSO | SSO | Choa Chu Kang |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SSO | SSS | Woodlands |
| Grand Copthorne Waterfront Hotel | Central | In-House | SSO | SSO | Bukit Batok |
| Aero Asia Security Systems Pte Ltd | Island Wide | - | OE | SSS | Woodlands |
| Orchid Hotel Private Limited | Central | In-House | OM | CSO | Toa Payoh |
