| SEOMEO RELC | Central | In-House | SO | SSO | Khatib |
| Inhouse Employer | Central | In-House | SO | SSO | Khatib |
| Sands Global Pte Ltd | Central | Condominium | SS | SS | Khatib |
| G4S Secure Solutions (Singapore) Pte Ltd | South | Commercial | SO | Nil | Kembangan |
| Union Security Services Pte. Ltd. | East | Data Centre | SS | SSS | Kembangan |
| Crowne Plaza Changi Airport | East | In-House | OE | SSS | Kembangan |
| RAS Security Pte Ltd | North | In-House | Office Team | SSO | Kaki Bukit |
| Star Security Services | Island Wide | - | Security Mgt | SSO | Kaki Bukit |
| Singapore Security Force Pte Ltd | Central | Mix-Development | SSO | SO | Kaki Bukit |
| Metropolis Security Systems Pte Ltd | East | Gov Building | SO | SO | Kaki Bukit |
| Prosegur Singapore Pte Ltd | East | Industrial / Factory | SO | SO | Kaki Bukit |
| SMS Security | East | Condominium | SO | SO | Kaki Bukit |
| Metropolis Security Systems Pte Ltd | East | Gov Building | SO | SO | Kaki Bukit |
| Metropolis Security Systems Pte Ltd | East | Gov Building | SO | SO | Kaki Bukit |
| Octopus Distribution Networks Pte Ltd | East | In-House | SO | SO | Kaki Bukit |
| Prosegur Singapore Pte Ltd | East | Industrial / Factory | SO | SO | Kaki Bukit |
| Premier Security Co-operative Ltd | East | In-House | Office Team | SS | Kaki Bukit |
| Security & Risk Solutions Pte. Ltd. | Island Wide | - | OE | SS | Kaki Bukit |
| FormTeam Consultancy Pte Ltd | Island Wide | - | OE | SS | Kaki Bukit |
| Singapore Security Force Pte Ltd | Island Wide | - | OE | SS | Kaki Bukit |
| Inhouse Employer | Central | Healthcare | OE | SS | Kaki Bukit |
| RAS Security Pte Ltd | North | In-House | Office Team | SS | Kaki Bukit |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SS | Kaki Bukit |
| Force-One Security | North | Data Centre | OE | SS | Kaki Bukit |
| Inhouse Employer | Island Wide | - | OE | SS | Kaki Bukit |
