| Company Name | Type | Status |
|---|---|---|
| SMARTMEA TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SMARTMEASUREMENT LIMITED | Private company limited by shares | Live |
| Joy SmartMed Limited | Live | |
| SmartMedia Limited | Private company limited by shares | Live |
| SmartMent Limited | Live | |
| SMARTMETRO GROUP LIMITED | Private company limited by shares | Dissolved |