| CONCEN LIMITED | Private company limited by shares | Dissolved |
| CONCEN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CONCEN INTERNATIONAL (HK) CO., LIMITED | Private company limited by shares | Live |
| ConCen Media (Hong Kong) Co., Limited | Private company limited by shares | Live |
| CONCENLUCK LIMITED | Private company limited by shares | Dissolved |
| HONG KONG CONCENT INVESTMENT MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| CONCENT TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Concenter Point Limited | Private company limited by shares | Live |
| CONCENTRA (HK) LIMITED | Private company limited by shares | Live |
| CONCENTRA INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| CONCENTRA TRADING LIMITED | Private company limited by shares | Live |
| CONCENTRADE COMPANY LIMITED | Private company limited by shares | Live |
| CONCENTRADE TRADING LIMITED | Private company limited by shares | Dissolved |
| Concentrate Sports Centre Limited | Private company limited by shares | Live |
| CONCENTRATE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| PREMIER CONCENTRATED CHINESE HERBS LIMITED | Private company limited by shares | Dissolved |
| HF Concentrated Energy Chemicals Holdings Limited | Private company limited by shares | Live |
| HONG KONG PREMIER CONCENTRATED CHINESE HERBS LIMITED | Private company limited by shares | Live |
| Concentrated Mineral Elements (Hong Kong) Company Limited | Private company limited by shares | Live Commenced dormancy on 12-Apr-2012 |
| CHAN'S HOMEMADE CONCENTRATED PLUM JUICE LIMITED | Private company limited by shares | Live |
| CONCENTRATION LIMITED | Private company limited by shares | Dissolved |
| ABLE CONCENTRATION LIMITED | Private company limited by shares | Live |
| SAPLINGS CONCENTRATION ALTERNATIVE ASSET MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| CONCENTRE FOOTWEAR COMPANY LIMITED | Private company limited by shares | Live |
| CONCENTRIC LIMITED | Private company limited by shares | Live |
| CONCENTRIC LIMITED | | Live |
| Chinese Concentric Mutual Association Limited | Company limited by guarantee | Live |
| CONCENTRIC CATERING COMPANY LIMITED | | Live |
| Concentric Lakes Investment Co., Limited | Private company limited by shares | Live |
| CONCENTRIC CONSTRUCTION LIMITED | Private company limited by shares | Live |
| Concentric Consult HK Limited | Private company limited by shares | Live |
| Concentric Dental Service Limited | Private company limited by shares | Live |
| CONCENTRIC ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Concentric Engineering Company Limited | Private company limited by shares | Live |
| Concentric Global Limited | Private company limited by shares | Live |
| Shuanghe Concentric Group Limited | | Live |
| CONCENTRIC (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| Concentric Investment Limited | Private company limited by shares | Live |
| CONCENTRIC TRADE (HONG KONG) LIMITED | Private company limited by shares | Live |
| Concentric Event Production Company Limited | Private company limited by shares | Live |
| CONCENTRIC PUMPS HONG KONG LIMITED | Private company limited by shares | Live |
| Concentric Human Resources Limited | Private company limited by shares | Live |
| Concentric Technology Limited | Private company limited by shares | Live |
| Concentric Circle Technology Limited | | Live |
| CONCENTRIC TOYS LIMITED | Private company limited by shares | Dissolved |
| HK CONCENTRIC HC TRADE LIMITED | Private company limited by shares | Live |
| CONCENTRIC COMMUNITY TRADING LIMITED | | Live |
| CONCENTRICUS LIMITED | Private company limited by shares | Live |
| Concentricus Technology Company Limited | | Live |
| Concentrix HK Limited | Private company limited by shares | Live |
| Concentrix NewHK Limited | Private company limited by shares | Live |