| JADE VILLA OWNERS COMMITTEE LIMITED | Private company limited by shares | Dissolved |
| BAR OWNER'S ASSOCIATION KOWLOON LIMITED | Company limited by guarantee | Dissolved |
| LUCKY OWNERS LIMITED | Private company limited by shares | Live |
| OWNERS COMMITTEE OF BIG DAY MALL LIMITED | | Live |
| Owners Top Management Limited | Private company limited by shares | Live |
| MANAGEMENT AND CONSULTANCY SERVICES FOR PROPERTY AND VEHICLE OWNERS LIMITED | Private company limited by shares | Live |
| VILLA OWNERS MANAGEMENT LIMITED | Private company limited by shares | Live |
| MIRAMAR VILLA OWNERS' ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| VILLA MONTE ROSA OWNERS' ASSOCIATION LIMITED | Company limited by guarantee | Live |
| LONDON STEAM-SHIP OWNERS' MUTUAL INSURANCE ASSOCIATION (HONG KONG) LIMITED -THE- | Private company limited by shares | Dissolved |
| ASSOCIATION OF OPERATORS AND OWNERS OF OPEN STORAGE AREA IN NORTH WEST NEW TERRITORIES, LIMITED -THE- | Company limited by guarantee | Dissolved |
| OWNERS' ASSOCIATION OF FAIRVIEW PARK LIMITED -THE- | Company limited by guarantee | Live |
| PAVILION OWNER'S HOME SPORTS UNION COLLEGE LIMITED | Private company limited by shares | Live |
| THE PRESTIGE OWNERS ASSOCIATION LIMITED | | Live |
| ASSOCIATION FOR PROPERTY OWNERS' RIGHTS LIMITED -THE- | Company limited by guarantee | Dissolved |
| MACAU RACEHORSE OWNERS ASSOCIATION LIMITED -THE- | Company limited by guarantee | Dissolved |
| RIGHT FOR OWNERS COMPANY LIMITED | Private company limited by shares | Live |
| JORDAN SQUARE OWNERS' ASSOCIATION LIMITED | Private company limited by shares | Live |
| TAXICOM VEHICLE OWNERS ASSOCIATION LIMITED | Company limited by guarantee | Live |
| Kowloon General Association of Owners & Tenants Limited | Company limited by guarantee | Live |
| SEYMOUR VILLA OWNERS & TENANTS ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| KWUN TONG MANSION (OWNERS' COMMITTEE) REDEVELOPMENT LIMITED | Private company limited by shares | Live |
| TSIM SHA TSUI EAST OWNERS AND TENANTS ENVIRONMENT PROMOTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED ASSOCIATION OF THE OWNERS OF YAUMATI BUILDINGS LIMITED -THE- | Company limited by guarantee | Dissolved |
| L & S REALTY OWNERS & USERS ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| VENICE VILLA OWNERS ASSOCIATION LIMITED | Private company limited by shares | Live |
| BTN Villa Owners Limited | Private company limited by shares | Dissolved |
| KINGSLAND VILLA OWNERS AND TENANTS FRATERNITY ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| WHARF MANSIONS OWNERS' ASSOCIATION LIMITED | Company limited by guarantee | Live |
| WING TAI CAR OWNERS AND DRIVERS ASSOCIATION LIMITED | Company limited by guarantee | Live |
| GREATER BAY AREA YACHT OWNERS ASSOCIATION LIMITED | Private company limited by shares | Live |
| OWNERSWORK HONG KONG LIMITED | Private company limited by shares | Live |
| OWNFIELD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| OWNFONT LIMITED | Private company limited by shares | Dissolved |
| Ownfortune Electronic Hongkong Co., Limited | Private company limited by shares | Live |
| OWNGUIDE LIMITED | Private company limited by shares | Dissolved |
| OWN-IT LIMITED | Private company limited by shares | Live |
| OWNLAND HOUSEHOLD CO., LIMITED | Private company limited by shares | Live |
| OWNLAND INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| YANGJIANG OWNLAND INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| HK OWNLASTING MEDICINES LIMITED | Private company limited by shares | Dissolved |
| OWNLY LIMITED | Private company limited by shares | Live |
| OWNLYSON LIMITED | Private company limited by shares | Dissolved |
| Ownmay Limited | Private company limited by shares | Live |
| owNRG Limited | Private company limited by shares | Live |
| OWNSETS INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Ownshine Toys Limited | Private company limited by shares | Live |
| OWNSWING CO., LIMITED | Private company limited by shares | Live |
| OWN-TOUR COMPANY LIMITED | Private company limited by shares | Dissolved |
| OWNTREND LIMITED | Private company limited by shares | Dissolved |
| OWNWILL CREATIVE TRADING CO. LIMITED | Private company limited by shares | Dissolved |
| OWNWORLD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Own-X (Asia) Limited | Private company limited by shares | Dissolved |
| OWNYLIFE LIMITED | | Live |
| OwnYo.com Entertainment Limited | Private company limited by shares | Dissolved |
| OWOEMA TRADING & INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| OWON (HK) SMARTTEK CO., LIMITED | Private company limited by shares | Live |
| OWON TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| OWON (HK) ELECTRONIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| OWOO ASIA HOLDING LIMITED | Private company limited by shares | Live |
| Owork Company Limited | Private company limited by shares | Live |
| OWOW LIMITED | Private company limited by shares | Live |
| Owow Marketing Limited | Private company limited by shares | Dissolved |
| OWSK LIMITED | Private company limited by shares | Live |
| OWSK FOOD LIMITED | Private company limited by shares | Live |
| OWTALK LIMITED | Private company limited by shares | Dissolved |
| Owtel Limited | Private company limited by shares | Live |
| OWTEL CONSULTING LIMITED | Private company limited by shares | Live |
| OWTEL (HK) LIMITED | Private company limited by shares | Dissolved |
| Owtel istore Limited | Private company limited by shares | Live |
| OWTEL MONEY (HONG KONG) LIMITED | Private company limited by shares | Live |
| OWTEN COMPANY LIMITED | Private company limited by shares | Dissolved |
| OWUSU COMPANY LIMITED | Private company limited by shares | Dissolved |