| Certis Group | East | Gov Building | SO | SO | Bedok |
| Reachfield Security & Safety Management Pte Ltd | East | Industrial / Factory | SO | SO | Bedok |
| Reachfield Security & Safety Management Pte Ltd | East | Industrial / Factory | SO | SO | Bedok |
| RAS Security Pte Ltd | East | Commercial | SO | SO | Bedok |
| Grand Copthorne Waterfront Hotel | Central | Hotel | Security Managment | SSS | Ang Mo Kio |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | - | OE | SSS | Ang Mo Kio |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | - | OE | SSS | Ang Mo Kio |
| Reachfield Security & Safety Management Pte Ltd | Island Wide | - | SS | SSS | Ang Mo Kio |
| Grand Copthorne Waterfront Hotel | Central | In-House | Security Managment | SSS | Ang Mo Kio |
| Inhouse Employer | East | Hotel | Security Managment | SSS | Ang Mo Kio |
| Securus Pte Ltd | Island Wide | - | OM | SSS | Ang Mo Kio |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SSS | Ang Mo Kio |
| GATES PCM Integrated Services Pte Ltd | Island Wide | - | OE | SSS | Ang Mo Kio |
| Securus Pte Ltd | Island Wide | - | OM | SSS | Ang Mo Kio |
| Peregrine Security Pte. Ltd. | North | Commercial | SSO | SSO | Ang Mo Kio |
| Union Security Services Pte. Ltd. | North | Commercial | SSO | SSO | Ang Mo Kio |
| Peregrine Security Pte. Ltd. | North | Healthcare | SSO | SSO | Ang Mo Kio |
| Union Security Services Pte Ltd | North | Industrial / Factory | SSO | SSO | Ang Mo Kio |
| Peregrine Security Pte. Ltd. | North | Healthcare | SO | SO | Ang Mo Kio |
| G4S Secure Solutions (Singapore) Pte Ltd | North | School | SO | SO | Ang Mo Kio |
| Union Security Services Pte. Ltd. | North | Commercial | SO | SO | Ang Mo Kio |
| Soverus Pte Ltd | North | School | SO | SO | Ang Mo Kio |
| Union Security Services Pte. Ltd. | North | Commercial | SO | SO | Ang Mo Kio |
| Oneberry Technologies Pte Ltd | East | School | SSS | SSS | Ang Mo Kio |
| Force-One Security | North | Data Centre | SS | SSS | Ang Mo Kio |
