| SECURITEC LIMITED | Private company limited by shares | Dissolved |
| REX SECURITECH LIMITED | Private company limited by shares | Dissolved |
| SECURITECH LIMITED | Private company limited by shares | Dissolved |
| SECURITECH (ASIA) LIMITED | Private company limited by shares | Live |
| SECURITECH (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SECURITECH DISTRIBUTION LIMITED | Private company limited by shares | Live |
| SECURITECH SOLUTIONS (HONG KONG) LIMITED | Private company limited by shares | Live |
| REX SECURITECH SYSTEM LIMITED | Private company limited by shares | Dissolved |
| SECURITECH SYSTEMS LIMITED | Private company limited by shares | Live |