| First Security & Private Investigation (Singapore) Pte Ltd | East | Condominium | SS | SS | Punggol |
| SMS Investigation & Security Pte Ltd | East | Condominium | SS | SS | Punggol |
| First Security & Private Investigation (Singapore) Pte Ltd | East | Condominium | SS | SS | Punggol |
| SMS Investigation & Security Pte Ltd | East | Condominium | SSO | SS | Punggol |
| SMS Investigation & Security Pte Ltd | Central | Commercial | SSO | SS | Punggol |
| Orchid Hotel Private Limited | Central | In-House | OM | SSS | Punggol |
| Ascentiaa Security Management Pte Ltd | Island Wide | - | SS | SS | Punggol |
| Acestes Pte Ltd | Island Wide | - | Security Mgt | SSS | Punggol |
| First Security & Private Investigation (Singapore) Pte Ltd | East | Condominium | SS | SS | Punggol |
| Focus Security Services Pte Ltd | East | Condominium | SS | SS | Punggol |
| Security & Risk Solutions Pte. Ltd. | East | Commercial | SO | SO | Punggol |
| Security & Risk Solutions Pte. Ltd. | Central | - | Office Team | SSS | Punggol |
| Oneberry Technologies Pte Ltd | East | School | SSS | SSS | Punggol |
| SMS Security | East | Mix-Development | SSO | SSO | Potong Pasir |
| Prosegur Singapore Pte Ltd | East | Data Centre | SSO | SSO | Potong Pasir |
| First Security & Private Investigation (Singapore) Pte Ltd | South | Commercial | SO | SO | Potong Pasir |
| First Security & Private Investigation (Singapore) Pte Ltd | North | Industrial / Factory | SO | SO | Potong Pasir |
| SMS Security | Central | Industrial / Factory | SO | SO | Potong Pasir |
| Fervour Pte Ltd | Central | Data Centre | SO | SO | Potong Pasir |
| Security & Risk Solutions Pte. Ltd. | Central | Commercial | SO | SO | Potong Pasir |
| Dragnet Smartech Security Pte Ltd | East | Commercial | SSO | SSO | Potong Pasir |
| Inhouse Employer | Central | In-House | SO | SSS | Potong Pasir |
| Pan Pacific Singapore | South | In-House | Security Mgt | SSS | Potong Pasir |
| York Hotel (Private) Limited | Central | In-House | OM | SSS | Potong Pasir |
| Inhouse Employer | South | Hotel | SSO | SSS | Potong Pasir |
