| Omine Limited | Private company limited by shares | Live |
| OMINELA FURNITURE CO., LIMITED | Private company limited by shares | Live |
| OMINGO LIMITED | Private company limited by shares | Dissolved |
| Omini Orbit Limited | | Live |
| Ominira Limited | | Live |
| Omin-Love International Co., Limited | Private company limited by shares | Live |
| OMINO LIMITED | Private company limited by shares | Dissolved |
| OMINUS LIGHTING LIMITED | Private company limited by shares | Live |
| OMINWELL LIMITED | Private company limited by shares | Live |
| Ominy Co., Limited | | Live |
| OMIS TELETRONIC LIMITED | Private company limited by shares | Live |
| Omisco Hongkong Limited | Private company limited by shares | Live |
| OMISCO OVERSEAS LIMITED | Private company limited by shares | Dissolved |
| Omise Payment HK Limited | Private company limited by shares | Live |
| OMIsolutions Limited | Private company limited by shares | Live |
| OMITANI LIMITED | Private company limited by shares | Live |
| OMITEC COMPANY LIMITED | Private company limited by shares | Live |
| OMITOFO DEVELOPMENT LIMITED | Private company limited by shares | Live |
| OMITOFO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| OMITOFO TRADING LIMITED | Private company limited by shares | Dissolved |
| International omitohfoh Chinese Development Union Group Co., Limited | Private company limited by shares | Live |
| Omiu Company Limited | | Live |
| OMIX LIMITED | Private company limited by shares | Live |
| OMIYA LIMITED | Private company limited by shares | Live |
| OMIYA GLOBAL SOURCING LIMITED | Private company limited by shares | Live |
| OMIYA (TAIWAN) GRINDING TECHNOLOGY LIMITED | Private company limited by shares | Live |
| OMIYAGE LIMITED | Private company limited by shares | Live |
| OMIZ CHUANGCHENG LIMITED | Private company limited by shares | Dissolved |
| HK OMJET TECHNOLOGY LIMITED | Private company limited by shares | Live |
| OMJOB Limited | | Live |
| OMJOO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ITALY OMKD INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| Germany OMLAN Electric (International) Co., Limited | Private company limited by shares | Live |
| HONG KONG OMLANNY FASHION LIMITED | Private company limited by shares | Live |
| OMLOOK LIMITED | Private company limited by shares | Live |
| OMLUN (ITALY) GROUP CO., LIMITED | Private company limited by shares | Live |
| OMLUO INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Omma & Co. Limited | Private company limited by shares | Live |
| OMMA CREATIVE LIMITED | Private company limited by shares | Live |
| VAN OMMEREN (ASIA) LIMITED | Private company limited by shares | Dissolved |
| OMMI CLOTHES TRADING LIMITED | Private company limited by shares | Live |
| Omminn Limited | Private company limited by shares | Dissolved |
| OMMMM LIMITED | Private company limited by shares | Live |
| OMMYX LIMITED | Private company limited by shares | Dissolved |
| Omnegic Up Limited | | Live |
| OMNES GROUP LIMITED | Private company limited by shares | Dissolved |
| Omnevita Limited | Private company limited by shares | Live |
| OMNEX TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| OMNG TRADING LIMITED | Private company limited by shares | Live |
| OMNI LIMITED | Private company limited by shares | Dissolved |
| OMNI CO. LIMITED | Private company limited by shares | Live |
| Omni Art Limited | Private company limited by shares | Live |
| Omni PMP Limited | Private company limited by shares | Live |
| OMNI R&D LIMITED | Private company limited by shares | Live |
| OMNI ONE HK LIMITED | Private company limited by shares | Live |
| OMNI MAX LIMITED | Private company limited by shares | Live |
| OMNIA LIMITED | Private company limited by shares | Dissolved |
| OMNIA MOT LIMITED | Private company limited by shares | Live |
| OMNIA RE LIMITED | Private company limited by shares | Live |
| Omnia Limited | Private company limited by shares | Live |
| OMNIA LIMITED | Private company limited by shares | Live |
| OMNIA CONCEPTS LIMITED | Private company limited by shares | Live |
| OMNIA ENTERPRISE LIMITED | Private company limited by shares | Live |
| OMNIA INVESTMENT LIMITED | Private company limited by shares | Live |
| OMNIACAPITAL LIMITED | Private company limited by shares | Live |
| OMNI-ASIA INTERNATIONAL (HONGKONG) LIMITED | Private company limited by shares | Dissolved |
| OMNIAUTO LIMITED | Private company limited by shares | Dissolved |
| Omnibearing Property Limited | Private company limited by shares | Live |
| Omnibloc Limited | Private company limited by shares | Live |
| OMNIBRAND LIMITED | Private company limited by shares | Live |
| OMNIBRAVO LIMITED | Private company limited by shares | Live |
| SUN WAH OMNIBUS COMPANY LIMITED | Private company limited by shares | Dissolved |
| OMNIBUS LIMITED | Private company limited by shares | Dissolved |
| Lex Omnibus Limited | Private company limited by shares | Live |
| OMNIBUS (ASIA) LIMITED | Private company limited by shares | Dissolved |
| CHINA GENERAL OMNIBUS COMPANY LIMITED -THE- | Company limited by guarantee | Dissolved |
| Omnibus Co., Limited | | Live |
| OMNIBUS COLLABORATIVE LIMITED | Private company limited by shares | Live |
| OMNIBUS GRID SOLUTIONS, LIMITED | | Live |
| HANG WAN PUBLIC OMNIBUS LIMITED | Private company limited by shares | Dissolved |
| TAI HING PUBLIC OMNIBUS LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Omnibus Limited | Private company limited by shares | Live |
| PUBLIC OMNIBUS OPERATORS ASSOCIATION LIMITED | Company limited by guarantee | Live |
| OMNIBUZZ LIMITED | Private company limited by shares | Live |
| OMNICAI LIMITED | | Live |
| Omnicare Holdings Limited | Private company limited by shares | Live |
| HONGKONG OMNICARE HEALTH TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| OMNICARE INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| Omnicare Pain Centre Limited | Private company limited by shares | Live |
| OMNICARE PHYSIOTHERAPY LIMITED | Private company limited by shares | Live |
| OMNICARE SYSTEM LIMITED | Private company limited by shares | Live |
| Omnicept Limited | | Live |
| Omnichannel Limited | Private company limited by shares | Live |
| ASIA OMNI-CHANNEL RETAIL ASSOCIATION LIMITED | Private company limited by shares | Live |
| Omnicharge Asia Limited | Private company limited by shares | Live |
| Omnichat Limited | Private company limited by shares | Live |
| OMNICHEM (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| OMNICHEM INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| OMNICHEM INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| Omnicienta Limited | Private company limited by shares | Live |