| ERNEST ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| GALAL & ERNEST (HONG KONG) LIMITED | Private company limited by shares | Live |
| ERNEST & YOUNG INVESTMENT GROUP (H.K.) LIMITED | Private company limited by shares | Dissolved |
| ERNEST BOREL (HONG KONG) LIMITED | Private company limited by shares | Live |
| ERNEST INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ERNEST INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ERNEST INVESTMENT LIMITED | Private company limited by shares | Live |
| ERNEST, JAMES & CO. LIMITED | Private company limited by shares | Live |
| ERNEST JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| ERNEST OFFICE FURNITURE LIMITED | Private company limited by shares | Dissolved |
| ERNEST PEAKE ASSOCIATES LIMITED | Private company limited by shares | Dissolved |
| Ernest So Piano Library Limited | Private company limited by shares | Live |
| ERNEST JEWELLERY PRODUCTION COMPANY LIMITED | Private company limited by shares | Live |
| Ernest Professional Limited | Private company limited by shares | Live |
| XIAMEN ERNEST TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| Ernest T.M. Leung & Co. Limited | Private company limited by shares | Live |
| ERNEST TRADING CO., LIMITED | | Live |
| TAY CHI YUEN ERNEST LIMITED | Private company limited by shares | Live |
| ERNESTINE LIMITED | Private company limited by shares | Dissolved |
| ERNESTO LIMITED | Private company limited by shares | Dissolved |
| ERNESTO LLANE Z LIMITED | Private company limited by shares | Dissolved |
| Ernestomeda (Hong Kong) Limited | Private company limited by shares | Live |
| ERNETTE ORIENT LIMITED | Private company limited by shares | Live |
| ERNEUT LIMITED | Private company limited by shares | Live |
| ERNI CREATIVE LIMITED | | Live |
| ERNIE ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |
| Er&Nik Process Development Limited | Private company limited by shares | Live |
| ERNL COM Limited | Private company limited by shares | Live |
| ERNM LIMITED | | Live |
| ERNMONT LIMITED | Private company limited by shares | Dissolved |
| Erno Trading Co., Limited | | Live |
| Erno Consultancy Limited | Private company limited by shares | Live |
| Erno Laszlo (Hong Kong) Limited | | Live |
| ERNORA LIMITED | Private company limited by shares | Dissolved |
| Ernox Limited | | Live |
| E-RNR COMPANY LIMITED | Private company limited by shares | Dissolved |
| ERNSFORD COMPANY LIMITED | Private company limited by shares | Dissolved |
| ERNST LIMITED | Private company limited by shares | Dissolved |
| ERNST LIMITED | Private company limited by shares | Live |
| ERNST ASIA LIMITED | Private company limited by shares | Live |
| ERNST & YOUNG CHINA FOUNDATION LIMITED | Company limited by guarantee | Live |
| Ernst & Young China Holding Company Limited | Private company limited by shares | Live |
| Ernst & Young China Investments Limited | Private company limited by shares | Live |
| QINGDAO ERNST CO., LIMITED | Private company limited by shares | Dissolved |
| ROLAND ERNST CONSTRUCTION & MATERIALS (HK) COMPANY LIMITED | Private company limited by shares | Live |
| ERNST CONSULTANCY LIMITED | Private company limited by shares | Live |
| ERNST ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ITALIAN VALENTINO ERNST (HK) FINERY LIMITED | Private company limited by shares | Dissolved |
| Germany Ernst Bearings (China) Co., Limited | | Live |
| ERNST & YOUNG GROUP LIMITED | Private company limited by shares | Live |
| ERNST HOLDING LIMITED | Private company limited by shares | Live |
| ERNST & YOUNG (HONG KONG) LIMITED | Private company limited by shares | Live |
| ERNST & YOUNG INDOCHINA LIMITED | Private company limited by shares | Live |
| ERNST TRADE CONSULTANCY AND INVEST LIMITED | | Live |
| ERNST MANAGEMENT LIMITED | Private company limited by shares | Live |
| DR. ERNST MEDICAL GROUP LIMITED | Private company limited by shares | Dissolved |
| ERNST MOLD CO., LIMITED | Private company limited by shares | Live |
| ERNST TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| ERNST AND YANG CONSULTANCY LIMITED | Private company limited by shares | Live |
| ERNST & YOUNG LIMITED | Private company limited by shares | Live |
| Ernst & Young AKT Limited | Private company limited by shares | Live |
| ERNST & YOUNG AKT INVESTMENTS LIMITED | Private company limited by shares | Live |
| ERNST & YOUNG MONEY MARKET LIMITED | Private company limited by shares | Live |
| ERNST & YOUNG TRANSACTIONS LIMITED | Private company limited by shares | Live |
| HX ERNV DREAM INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| Huaxia Ernv Magazine Publishing Co., Limited | Private company limited by shares | Live |
| ERNWELL LIMITED | Private company limited by shares | Dissolved |
| ERNWELL ENTERPRISES LIMITED | Private company limited by shares | Live |
| SAFETY E.R.O LIMITED | Private company limited by shares | Live |
| EROAD HK LIMITED | Private company limited by shares | Live |
| EROADA LIMITED | Private company limited by shares | Live |
| ERoar Limited | | Live |
| EROC LIMITED | Private company limited by shares | Live |
| eRocket Limited | Private company limited by shares | Live |
| E-Rockic Technology Company Limited | Private company limited by shares | Live |
| Erockwin Industrial Limited | Private company limited by shares | Live |
| Shenzhen Eroco Technology Limited | Private company limited by shares | Live |
| EROCOME LIMITED | Private company limited by shares | Live |
| ERODA (HK) AUTOMOTIVE ELECTRONICS LIMITED | Private company limited by shares | Live |
| ERODEM COPPER (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| ERODITUS LIMITED | Private company limited by shares | Live |
| ERODOS LIMITED | Private company limited by shares | Dissolved |
| EROFA COMPANY LIMITED | Private company limited by shares | Dissolved |
| Eroica Limited | Private company limited by shares | Live |
| EROL INTERNATIONAL LIMITED | Private company limited by shares | Live |
| E'ROM COMPANY LIMITED | Private company limited by shares | Live |
| E'ROM Studio Limited | Private company limited by shares | Live |
| EROMANGA OPAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| EROMAY LIMITED | Private company limited by shares | Dissolved |
| eromnet Hong Kong Limited | | Live |
| ERON LIMITED | Private company limited by shares | Live |
| ERONDA ENTERTAINMENT LIMITED | | Live |
| ERONDE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| E-RONG BAGS & ACCESSORIES LIMITED | Private company limited by shares | Live |
| Erong Engineering Technology Co., Limited | Private company limited by shares | Live |
| ERONG IMPORT & EXPORT CO. LIMITED | Private company limited by shares | Live |
| ERONG INFO (HK) LIMITED | Private company limited by shares | Live |
| E-RONG INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| EROPORT LIMITED | Private company limited by shares | Dissolved |
| EROS COMPANY LIMITED | Private company limited by shares | Dissolved |