| PICO Guards Pte Ltd | North | Data Centre | SS | SS | Marsiling |
| Bulls-Eye Security Services Pte Ltd | North | Condominium | SS | SS | Marsiling |
| Titanium Safety & Security Pte Ltd | North | In-House | OE | SS | Sengkang |
| Inhouse Employer | North | Industrial / Factory | SSO | SS | Simei |
| Force-One Security | North | Data Centre | OE | SSS | Woodlands |
| Titanium Safety & Security Pte Ltd | North | In-House | SSO | CSO | Bedok |
| Inhouse Employer | North | In-House | SO | SO | Yishun |
| Sands Global Pte Ltd | North | Condominium | SO | SS | Woodlands South |
| Aigle Security Pte Ltd | North | Condominium | SS | SS | Marsiling |
| Bulls-Eye Security Services Pte Ltd | North | Condominium | SS | SS | Marsiling |
| Reachfield Security & Safety Management Pte Ltd | North | School | SO | SO | Yishun |
| Inhouse Employer | North | In-House | SO | SO | - |
| Union Security Services Pte. Ltd. | North | Commercial | SS | SS | Marsiling |
| Bulls-Eye Security Services Pte Ltd | North | Condominium | SS | SS | Marsiling |
| Inhouse Employer | North | In-House | SO | SO | Yishun |
| Titanium Safety & Security Pte Ltd | North | In-House | SSO | SSO | Bishan |
| Titanium Safety & Security Pte Ltd | North | In-House | SSO | SSO | Toa Payoh |
| Titanium Safety & Security Pte Ltd | North | In-House | SSO | SSO | Toa Payoh |
| Force-One Security | North | Data Centre | OE | SSS | Woodlands |
| Titanium Safety & Security Pte Ltd | North | In-House | SSO | SSO | Toa Payoh |
| Inhouse Employer | North | Industrial / Factory | SSO | SS | Yishun |
| Inhouse Employer | North | Industrial / Factory | SSO | SSS | Yishun |
| Titanium Safety & Security Pte Ltd | North | In-House | SSO | SO | Bukit Batok |
| Titanium Safety & Security Pte Ltd | North | In-House | OE | SS | Sengkang |
| G4S Secure Solutions (Singapore) Pte Ltd | North | School | SSO | SSO | Marsiling |
