| SATS Ltd | Island Wide | - | OM | SS | Pioneer |
| SATS Ltd | Island Wide | - | OM | SSS | Pioneer |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Pioneer |
| Acestes Pte Ltd | Island Wide | - | OM | SSS | Pioneer |
| PICO Guards Pte Ltd | Island Wide | - | OM | SSS | Pioneer |
| Fervour Pte Ltd | Island Wide | - | OM | SSS | Pioneer |
| SATS Ltd | Island Wide | - | OM | SSS | Pioneer |
| Ascentiaa Security Management Pte Ltd | Island Wide | - | SS | SSS | Pioneer |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Pioneer |
| York Hotel (Private) Limited | Central | In-House | OM | SSS | Pioneer |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Pioneer |
| Securus Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Strive Security Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Royal Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Global Ritz Protection (Security Services) Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Uniforce Security Services Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Regal Security & Fire Management Services Pte Ltd | Central | - | OE | SSS | Pioneer |
| Soverus Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Guthrie FMC Security Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Trek Investigations & Security Management Services Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Strive Security Pte Ltd | Island Wide | - | OE | SSS | Pioneer |
| Inhouse Employer | Central | Mix-Development | Security Mgt | SSS | Pioneer |
| Star Security Services | Island Wide | - | Security Mgt | SSS | Pioneer |
| TwinRock Global | Central | - | Security Mgt | SSS | Pioneer |
