| TEKT ENGINEERING. LIMITED | Private company limited by shares | Live |
| TEKTEN CHINA LIMITED | Private company limited by shares | Live |
| TEKTIC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TEKTIC TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Tektide Limited | Private company limited by shares | Live |
| Tektino Limited | Private company limited by shares | Live |
| Tektok Limited | | Live |
| TEKTON LIMITED | Private company limited by shares | Dissolved |
| TEKTON LIMITED | Private company limited by shares | Dissolved |
| TEKTON EDUCATION LIMITED | Private company limited by shares | Live |
| Tekton Global Trading Limited | Private company limited by shares | Live |
| TEKTON GROUP LIMITED | Private company limited by shares | Dissolved |
| Tekton Trading Limited | | Live |
| TEKTONE COMPANY LIMITED | Private company limited by shares | Dissolved |
| TEKTONIX LIMITED | Private company limited by shares | Live |
| TEKTOS LIMITED | Private company limited by shares | Live |
| TEKTRADE LIMITED | Private company limited by shares | Live |
| TEKTRO LIMITED | Private company limited by shares | Live |
| TEKTRON LIMITED | Private company limited by shares | Dissolved |
| TEKTRONIC ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| POS TEKTRONICS LIMITED | Private company limited by shares | Live |