| Crowne Plaza Changi Airport | East | In-House | OE | SS | Bukit Panjang |
| FormTeam Consultancy Pte Ltd | West | Condominium | SS | SS | Jurong East |
| Inhouse Employer | North | Industrial / Factory | SSO | SS | Yishun |
| Metropolis Security Systems Pte Ltd | Central | Condominium | SS | SS | Jurong East |
| Reachfield Security & Safety Management Pte Ltd | South | Commercial | SS | SS | Redhill |
| G4S Secure Solutions (Singapore) Pte Ltd | East | Commercial | SSO | SS | Simei |
| Soverus Pte Ltd | Central | Commercial | SSO | SS | Buona Vista |
| Reachfield Security & Safety Management Pte Ltd | East | School | SO | SS | Simei |
| Hawkeye Security Solutions Pte Ltd | West | Industrial / Factory | SS | SS | Woodlands |
| Bulls-Eye Security Services Pte Ltd | North | Condominium | SS | SS | Woodlands |
| IGC Security Services Pte Ltd | Central | Condominium | SS | SS | Woodlands |
| Dragnet Smartech Security Pte Ltd | Central | Condominium | SS | SS | Woodlands |
| Securus Pte Ltd | North | Condominium | SS | SS | Woodlands |
| Inhouse Employer | Central | Country Club | OM | SS | Ang Mo Kio |
| Prosegur Singapore Pte Ltd | Island Wide | - | OE | SS | Tampines |
| Inhouse Employer | Island Wide | Construction | OM | SS | Tampines |
| Orchid Hotel Private Limited | Central | In-House | OM | SS | Pasir Ris |
| SMS Investigation & Security Pte Ltd | Central | Condominium | SSO | SS | Pioneer |
| GATES PCM Integrated Services Pte Ltd | Central | Gov Building | SO | SS | Pioneer |
| Eagle I Security Services Pte Ltd | Island Wide | Mix-Development | SS | SS | Woodlands |
| Eagle I Security Services Pte Ltd | Island Wide | - | SS | SS | Woodlands |
| Soverus Pte Ltd | South | Commercial | SS | SS | - |
| Eagle I Security Services Pte Ltd | North | Condominium | SS | SS | - |
| SMS Investigation & Security Pte Ltd | South | Condominium | SS | SS | - |
| Jasa Investigation & Security Services Pte Ltd | East | Condominium | SS | SS | - |
