| OPERA DEVELOPMENT FOUNDATION LIMITED | Company limited by guarantee | Live |
| HONG KONG CANTONESE OPERA DEVELOPMENT LIMITED | Company limited by guarantee | Dissolved |
| DRAGONARA CANTONESE OPERA LIMITED | Private company limited by shares | Dissolved |
| Opera Ecommerce Limited | Private company limited by shares | Live |
| OPERA ENGINEERING CONSULTING LIMITED | Private company limited by shares | Live |
| OPERA ENTERPRISE LIMITED | Private company limited by shares | Live |
| LOVE AND FAITH CANTONESE OPERA LABORATORY LIMITED | | Live |
| Opera Fashion Co., Limited | Private company limited by shares | Live |
| OPERA FINE FOOD LIMITED | Private company limited by shares | Dissolved |
| SUNBEAM CHINESE OPERA CULTURAL FUND COMPANY LIMITED | Private company limited by shares | Live |
| BEI SHENG OPERA FUND LIMITED | Company limited by guarantee | Live |
| FUNG MING CANTONESE OPERA PROMOTION LIMITED | Company limited by guarantee | Live |
| CHOR FUNG MING CANTONESE OPERA TROUPE LIMITED | Private company limited by shares | Live |
| OPERA GALERIE LIMITED | Private company limited by shares | Live |
| OPERA GALLERY LIMITED | Private company limited by shares | Live |
| OPERA GLOBAL LIMITED | Private company limited by shares | Live |
| OPERA ELECTRON APPLIANCE GROUP (CHINA) LIMITED | Private company limited by shares | Dissolved |
| OPERA AUDIO (H.K.) LIMITED | Private company limited by shares | Live Commenced dormancy on 21-Apr-2016 |
| H.K. SUNBEAM ASSOCIATION FOR THE PROMOTION OF CANTONESE OPERA LIMITED | Company limited by guarantee | Live |
| LEO OPERA CENTRE (HK) LIMITED | Private company limited by shares | Dissolved |
| OPERA TRADING COMPANY ( H.K. ) LIMITED | Private company limited by shares | Dissolved |
| Opera Holdings Limited | Private company limited by shares | Live |
| Hong Kong Cantonese Opera Limited | | Live |
| HONG KONG CANTONESE OPERA ART SQUARE LIMITED | Company limited by guarantee | Live |
| HONG KONG CANTONESE OPERA SUN WO TONG COMPANY LIMITED -THE- | Company limited by guarantee | Live |
| HONG KONG CANTONESE OPERA HOP WO TONG LIMITED | Company limited by guarantee | Dissolved |
| HONG KONG CHILDREN'S OPERA LIMITED | Company limited by guarantee | Live |
| HONG KONG CHINESE OPERA COLLEGE LIMITED | Company limited by guarantee | Dissolved |
| HONG KONG OPERA FURNITURE LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Grand Opera Company Limited | Company limited by guarantee | Live |
| HONG KONG OPERA INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| OPERA HONG KONG LIMITED | Company limited by guarantee | Live |
| Hong Kong Peking Opera Limited | Company limited by guarantee | Live |
| HONG KONG OPERA PERFORMERS' ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| HONGKONG OPERA PREVIEW LIMITED | Company limited by guarantee | Live |
| OPERA HOUSE LIMITED -THE- | Private company limited by shares | Dissolved |
| TAK FOOK OPERA HOUSE LIMITED | Company limited by guarantee | Live |
| LEE'S OPERA HOUSE LIMITED | Private company limited by shares | Dissolved |
| PALADIUM OPERA HOUSE LIMITED -THE- | Private company limited by shares | Dissolved |
| STARCLOUD OPERA HOUSE MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| Opera Imaging HK Limited | Private company limited by shares | Dissolved |
| GLORY CHINESE OPERA INSTITUTE LIMITED | Company limited by guarantee | Live |
| OPERA INTERNATIONAL LIMITED | Private company limited by shares | Live |
| OPERA INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| INTERNATIONAL OPERA EDUCATION SOCIETY LIMITED | Private company limited by shares | Live |
| Opera group International Holdings Limited | Private company limited by shares | Live |
| OPERA INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| OPERA INT.TRADING (H.K.) LIMITED | Private company limited by shares | Live |
| OPERA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Kunqi Opera Limited | Private company limited by shares | Live |
| KWANGTUNG OPERA & MUSIC CO. LIMITED | Private company limited by shares | Live |
| HONG KONG CHILDREN'S LIGHT OPERA COMPANY LIMITED | Company limited by guarantee | Dissolved |
| TIN MA MUSIC AND OPERA ASSOCIATION LIMITED | Company limited by guarantee | Live |
| SUNNY OPERA MUSIC PRODUCTION CO. LIMITED | Private company limited by shares | Dissolved |
| CANTONESE OPERA MUSICIAN AND VOCALIST ASSOCIATION LIMITED | Company limited by guarantee | Live |
| Opera Nazionale Montessori Co., Limited | Private company limited by shares | Live |
| OPERA PATISSERIE LIMITED | Private company limited by shares | Dissolved |
| OPERA PRIMA LIMITED | Private company limited by shares | Dissolved |
| OPERA PET PRODUCT LIMITED | Private company limited by shares | Live |
| OPERA PRODUCTS LIMITED | Private company limited by shares | Live |
| KUIZHI CHINESE OPERA RECORDING COMPANY LIMITED | Private company limited by shares | Live |
| Shan Cantonese Opera Association Limited | | Live |
| SUN LAI SING CANTONESE OPERA AMUSEMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| MING CHEE SING CHINESE OPERA LIMITED | Company limited by guarantee | Dissolved |
| U Sing Pavilion Cantonese Opera Association Company Limited | Company limited by guarantee | Live |
| SING FAI CANTONESE OPERA PROMOTION ASSOCIATION LIMITED | Company limited by guarantee | Live |
| ABO CANTONESE OPERA SINGERS ASSOCIATION COMPANY LIMITED | Company limited by guarantee | Dissolved |
| OPERA SOCIETY OF HONG KONG -THE- | Company limited by guarantee | Live |
| Opera Prima Society of Hong Kong Limited | Company limited by guarantee | Live |
| Spring Opera (Hong Kong) Limited | Private company limited by shares | Live |
| RISING STAR CANTONESE OPERA TROUPE LIMITED | Private company limited by shares | Live Commenced dormancy on 12-Jan-1996 |
| Yem Opera Studio Limited | | Live |
| WE OPERA STUDIO HOLDING LIMITED | Private company limited by shares | Live |
| OPERA TRADING COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG CANTONESE OPERA TROUPE LIMITED | Company limited by guarantee | Live |
| Maxima Legacy Cantonese Opera Troupe Co. Limited | Private company limited by shares | Live |
| PRECIOUS JADE CANTONESE OPERA TROUPE LIMITED | Private company limited by shares | Dissolved |
| Tsang Yuk Nui Chinese Opera Association Limited | Company limited by guarantee | Live |
| Tulipa Opera Scholarum Limited | | Live |
| Opera Unite HK Limited | Private company limited by shares | Live |
| UTOPIA CANTONESE OPERA WORKSHOP LIMITED | Company limited by guarantee | Live |
| Opera & Wine Limited | Private company limited by shares | Live |
| FAI WONG CHINESE OPERA HOLDING LIMITED | Private company limited by shares | Dissolved |
| OPERA WORKSTATION LIMITED | Private company limited by shares | Live Commenced dormancy on 30-Oct-2007 |
| World Opera Financing Company Limited -The- | Private company limited by shares | Dissolved |
| World Opera Holding Investment Company Limited -The- | Private company limited by shares | Dissolved |
| YING LEUNG CANTONESE OPERA LIMITED | Private company limited by shares | Live |
| OPERACG LIMITED | Private company limited by shares | Live |
| OPERAMA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Motus Operandi HK Limited | Private company limited by shares | Live |
| HONG KONG CANTONESE OPERAONE TWO TROUPE LIMITED | Company limited by guarantee | Dissolved |
| JINIAO COMMERCIAL OPERARION LIMITED | Private company limited by shares | Live |
| OPERA'S LIMITED | Private company limited by shares | Dissolved |
| SMOOTH OPERATE LIMITED | Private company limited by shares | Live |
| TRADE OPERATE LIMITED | Private company limited by shares | Live |
| OperaTec Limited | Private company limited by shares | Live |
| SUPREME FASHIONS OPERATED BY SCOTNELL LIMITED | Private company limited by shares | Dissolved |
| China Privately Operated Iron Tower Company Limited | Private company limited by shares | Live |
| LST Operating Limited | Private company limited by shares | Live |
| HL OPERATING LIMITED | Private company limited by shares | Live |