| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SSO | Pasir Ris |
| Trek Investigations & Security Management Services Pte Ltd | East | Condominium | SO | SO | Sembawang |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SS | - |
| Reachfield Security & Safety Management Pte Ltd | East | School | SO | SO | Pasir Ris |
| Reachfield Security & Safety Management Pte Ltd | East | School | SO | SO | Pasir Ris |
| Inhouse Employer | East | School | SO | SO | Pasir Ris |
| Hillcrest Security & Management Services Pte Ltd | East | Condominium | SO | SO | Jurong East |
| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SSO | Pasir Ris |
| Reachfield Security & Safety Management Pte Ltd | East | School | SO | SO | Mountbatten |
| Premier Security Co-operative Ltd | East | In-House | Office Team | SSO | Hougang |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SSO | Hougang |
| Ascentiaa Security Management Pte Ltd | East | Condominium | SSO | SSO | Pasir Ris |
| Crowne Plaza Changi Airport | East | In-House | OM | SSS | Tampines |
| Inhouse Employer | East | In-House | SO | SO | Pasir Ris |
| Crowne Plaza Changi Airport | East | In-House | OM | SS | Punggol |
| Crowne Plaza Changi Airport | East | In-House | OM | SSS | Tampines |
| Crowne Plaza Changi Airport | East | In-House | OM | SSS | Tampines |
| Reachfield Security & Safety Management Pte Ltd | East | School | SO | SO | Mountbatten |
| G4S Secure Solutions (Singapore) Pte Ltd | East | In-House | SSO | SO | Mountbatten |
| G4S Secure Solutions (Singapore) Pte Ltd | East | In-House | SSO | SO | Mountbatten |
| Inhouse Employer | East | In-House | SO | SSS | MacPherson |
| Inhouse Employer | East | School | SO | SSS | MacPherson |
| Crowne Plaza Changi Airport | East | In-House | OM | SS | Punggol |
| Crowne Plaza Changi Airport | East | In-House | OM | SSS | Tampines |
| Reachfield Security & Safety Management Pte Ltd | East | School | SO | SO | Yishun |
