| Premier Security Co-operative Ltd | West | Dormitory | SO | SO | - |
| Titanium Safety & Security Pte Ltd | North | Dormitory | SO | SO | Punggol |
| Titanium Safety & Security Pte Ltd | North | Dormitory | SO | SO | Punggol |
| Guthrie FMC Security Pte Ltd | North | Dormitory | SO | SO | Sembawang |
| Labourtel Management Corporation Pte Ltd | East | Dormitory | CSO | SSS | Yishun |
| Labourtel Management Corporation Pte Ltd | West | Dormitory | CSO | SSS | Yishun |
| Labourtel Management Corporation Pte Ltd | East | Dormitory | CSO | CSO | Marsiling |
| Labourtel Management Corporation Pte Ltd | West | Dormitory | CSO | CSO | Marsiling |
| Regal Security & Fire Management Services Pte Ltd | West | Dormitory | SO | SO | Bras Basah |
| Regal Security & Fire Management Services Pte Ltd | West | Dormitory | SO | SO | Bras Basah |
| Strive Security Pte Ltd | West | Dormitory | SO | SSO | Choa Chu Kang |
| Overseas (Singapore) Security & Private Investigation Consultants Pte Ltd | East | Dormitory | SO | SO | Pasir Ris |
| Titanium Safety & Security Pte Ltd | North | Dormitory | SO | SSO | Sengkang |
| Labourtel Management Corporation Pte Ltd | West | Dormitory | CSO | CSO | Boon Lay |
| Labourtel Management Corporation Pte Ltd | West | Dormitory | CSO | CSO | Woodlands |
| Labourtel Management Corporation Pte Ltd | West | Dormitory | CSO | CSO | Toa Payoh |
| Labourtel Management Corporation Pte Ltd | West | Dormitory | CSO | CSO | Clementi |
| William Secure Solutions Pte Ltd | West | Dormitory | SSO | SSO | Pioneer |
| Guthrie FMC Security Pte Ltd | West | Dormitory | SO | SO | Woodlands |
| Labourtel Management Corporation Pte Ltd | West | Dormitory | CSO | CSO | Bukit Panjang |
| Sands Global Pte Ltd | East | Dormitory | SO | SS | Punggol |
| Guthrie FMC Security Pte Ltd | North | Dormitory | SO | SO | Sembawang |
| Labourtel Management Corporation Pte Ltd | East | Dormitory | CSO | CSO | Sengkang |
| Guthrie FMC Security Pte Ltd | North | Dormitory | SO | SO | Sembawang |
| Overseas (Singapore) Security & Private Investigation Consultants Pte Ltd | West | Dormitory | SO | SO | Bukit Gombak |
