| TECA FURNISHINGS LIMITED | Private company limited by shares | Live |
| TECA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Tec-Ad Limited | | Live |
| Tecafe Limited | Private company limited by shares | Live |
| TECAID LIMITED | Private company limited by shares | Live |
| Tecair Technology Limited | Private company limited by shares | Live |
| TecAlliance Asia Pacific Limited | Private company limited by shares | Live |
| TECAM LIMITED | Private company limited by shares | Live |
| TECAN LIMITED | Private company limited by shares | Live |
| Tecare (Hong Kong) Limited | | Live |
| TEC-ART CAMERA COMPANY LIMITED | Private company limited by shares | Dissolved |
| TECASIA LOGISTIC LIMITED | Private company limited by shares | Live |
| TECASIA (PACIFIC) LIMITED | Private company limited by shares | Live |
| TECASIAN INTRACO LIMITED | Private company limited by shares | Live |
| Tecasmart Limited | Private company limited by shares | Live |
| TECAT LIMITED | Private company limited by shares | Dissolved |
| TECATECH LIMITED | Private company limited by shares | Live |
| TECATRONIC LIMITED | Private company limited by shares | Dissolved |