| B-TECH LIMITED | Private company limited by shares | Live |
| BTECH ASIA LIMITED | Private company limited by shares | Dissolved |
| BTECH HOLDING LIMITED | Private company limited by shares | Dissolved |
| B-TECH LIGHTING LIMITED | Private company limited by shares | Live |
| BTECH ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| Btech Solutions Limited | Private company limited by shares | Live |
| B-TECH SYSTEMS LIMITED | Private company limited by shares | Live |
| BTECH TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TIMMA BTECH LIMITED | Private company limited by shares | Dissolved |