| UNITAR ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITAR INDUSTRIAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| UNI-TARGET LIMITED | Private company limited by shares | Dissolved |
| UNI-TARGET INVESTMENT LIMITED | Private company limited by shares | Live |
| UNIVERSAL UNITARIAN CHURCH, LIMITED | Private company limited by shares | Dissolved |
| UNITARP CO., LIMITED | Private company limited by shares | Dissolved |
| UNITART LIMITED | Private company limited by shares | Dissolved |
| UNITARY INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| Grand Unitary Limited | Private company limited by shares | Live |
| Unitary Cosmetic Group Limited | | Live |
| UNITARY INTO (MAO) AUSPICIOUS INVESTMENTS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| UNITARY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Unitary Logistic Company Limited | | Live |
| UNITARY TECHNOLOGY LIMITED | Private company limited by shares | Live |