| Mainguard Security Services (S) Pte Ltd | East | Healthcare | SSO | SS | Punggol |
| Certis Group | Central | Healthcare | SO | SS | Holland Village |
| Apro Asian Protection Pte Ltd | East | Healthcare | SSO | SSO | Boon Lay |
| Fervour Pte Ltd | East | Healthcare | SO | SO | Eunos |
| Bulls-Eye Security Services Pte Ltd | East | Healthcare | SO | SO | Bukit Gombak |
| Certis Group | South | Healthcare | SS | SS | Punggol |
| Premier Security Co-operative Ltd | Central | Healthcare | SSS | SSS | Sembawang |
| Jasa Investigation & Security Services Pte Ltd | West | Healthcare | SSO | SSO | Bukit Gombak |
| Premier Security Co-operative Ltd | Central | Healthcare | SSO | SS | Toa Payoh |
| Inhouse Employer | Central | Healthcare | OE | SS | Sengkang |
| Inhouse Employer | Central | Healthcare | OE | SS | Kaki Bukit |
| Grand Copthorne Waterfront Hotel | Central | Hotel | Security Managment | CSO | Jurong East |
| Grand Copthorne Waterfront Hotel | Central | Hotel | Security Managment | SSS | Ang Mo Kio |
| Grand Copthorne Waterfront Hotel | Central | Hotel | Security Managment | SSS | Yishun |
| Grand Copthorne Waterfront Hotel | Central | Hotel | Security Managment | SO | Toa Payoh |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SSS | Braddell |
| Grand Copthorne Waterfront Hotel | Central | Hotel | Security Managment | SS | Bukit Panjang |
| Artyzen Singapore | Central | Hotel | SO | SO | - |
| M Social Singapore | Central | Hotel | OE | SSS | Tampines West |
| Inhouse Employer | East | Hotel | Security Managment | SSS | Ang Mo Kio |
| Shangri-La Rasa Sentosa, Singapore | South | Hotel | OE | SS | Sengkang |
| Inhouse Employer | Central | Hotel | OE | SS | Hougang |
| Inhouse Employer | East | Hotel | Security Mgt | SS | Punggol |
| Inhouse Employer | East | Hotel | Security Mgt | CSO | Jurong East |
| Inhouse Employer | Central | Hotel | SSO | SS | Simei |
