| Company Name | Type | Status |
|---|---|---|
| CANOSSIAN EYEWEAR CO., LIMITED | Private company limited by shares | Live |
| SACRED HEART CANOSSIAN COLLEGE ALUMNAE ASSOCIATION EDUCATION AND CHARITABLE FUND LIMITED | Company limited by guarantee | Live |
| ST. FRANCIS' CANOSSIAN SCHOOL MANAGEMENT COMMITTEE LIMITED | Company limited by guarantee | Dissolved |
| HOLY FAMILY CANOSSIAN SCHOOL (KOWLOON TONG) MANAGEMENT COMMITTEE LIMITED | Company limited by guarantee | Dissolved |