| ISIGHT OPTOMETRIC RESEARCH CENTER LIMITED | | Live |
| HD OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |
| EK Optometric Centre Limited | Private company limited by shares | Live |
| CHARMING OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |
| SMART CHOICE OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |
| OPTIMIZ OPTOMETRIC CLINIC LIMITED | Private company limited by shares | Live |
| BEST OPTOMETRIC CONSULTANTS LIMITED | Private company limited by shares | Live |
| HONG KONG OPTOMETRIC CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| ASIA PACIFIC OPTOMETRIC RESEARCH CONSULTANTS LIMITED | Private company limited by shares | Live |
| OPTOMETRIC DEVELOPMENT LIMITED | Private company limited by shares | Live |
| OPTOMETRIC DEVELOPMENT (ASIA) LIMITED | Private company limited by shares | Dissolved |
| ELITE OPTOMETRIC LIMITED | Private company limited by shares | Live |
| F.C. AND ASSOCIATES OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Dissolved |
| OPTOMETRIC PRACTITIONERS (H.K.) LIMITED | Private company limited by shares | Live |
| HONG KONG OPTOMETRIC ASSOCIATION, LIMITED -THE- | Company limited by guarantee | Live |
| LANDY CHINA OPTOMETRIC CONSULTATION AND MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| Lumic Optometric Limited | Private company limited by shares | Live |
| OCULAR OPTOMETRIC PRACTICE LIMITED -THE- | Private company limited by shares | Dissolved |
| POLY OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |
| SAMUEL T. W. HUI OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |
| 20/20 OPTOMETRIC SERVICES LIMITED | Private company limited by shares | Live |
| HONG KONG OPTOMETRIC SERVICES LIMITED | Private company limited by shares | Live |
| USA US-PUPIL OPTOMETRIC TECHNOLOGY LIMITED | Private company limited by shares | Live |
| PRO VISION OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |
| VISION OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |
| SMART VISION OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |