| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SSO | Simei |
| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SSS | Woodlands |
| G4S Secure Solutions (Singapore) Pte Ltd | East | In-House | SSO | SSS | Woodlands |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SSS | Bishan |
| SATS Ltd | East | - | OE | SSS | Toa Payoh |
| Inhouse Employer | East | In-House | SO | SO | Pasir Ris |
| Crowne Plaza Changi Airport | East | In-House | OE | SSS | Toa Payoh |
| Crowne Plaza Changi Airport | East | In-House | OM | SSS | Toa Payoh |
| Brink's Singapore Pte Ltd | East | - | SO | SO | Pasir Ris |
| Elid Technology International Pte Ltd | East | Condominium | SS | SS | Punggol |
| Apro Asian Protection Pte Ltd | East | Healthcare | SSO | SSO | Boon Lay |
| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SSS | Woodlands |
| Crowne Plaza Changi Airport | East | In-House | OE | SSS | Toa Payoh |
| First Security & Private Investigation (Singapore) Pte Ltd | East | Condominium | SS | SSS | Woodlands |
| Inhouse Employer | East | School | SO | SO | Pasir Ris |
| Brink's Singapore Pte Ltd | East | - | SO | SS | Bukit Batok |
| Reachfield Security & Safety Management Pte Ltd | East | School | SO | SO | Yishun |
| SATS Ltd | East | - | OE | SSS | Bishan |
| Crowne Plaza Changi Airport | East | In-House | OM | SS | Pasir Ris |
| Apro Asian Protection Pte Ltd | East | School | SO | SO | Punggol |
| Reachfield Security & Safety Management Pte Ltd | East | School | SO | SO | Punggol |
| Reachfield Security & Safety Management Pte Ltd | East | School | SO | SO | Punggol |
| Crowne Plaza Changi Airport | East | In-House | OM | CSO | Tampines West |
| Inhouse Employer | East | In-House | SO | SSS | MacPherson |
| GATES PCM Integrated Services Pte Ltd | East | Condominium | SO | SO | Sengkang |
