| KITCHEN CONCEPT CO., LIMITED | Private company limited by shares | Live |
| LINKS CONCEPT CO., LIMITED | Private company limited by shares | Live |
| ORIGINAL CONCEPT CO., LIMITED | Private company limited by shares | Live |
| PREMIER CONCEPT AND DESIGN CO., LIMITED | Private company limited by shares | Dissolved |
| TJ PROMOTIONAL CONCEPT CO., LIMITED | Private company limited by shares | Dissolved |
| SANS CONCEPT PLAN CO., LIMITED | Private company limited by shares | Live |
| K SELECT CONCEPT CO., LIMITED | Private company limited by shares | Dissolved |
| CONCEPT TRADE CO., LIMITED | Private company limited by shares | Dissolved |
| New Concept Trade Co., Limited | Private company limited by shares | Live |
| Cognito Sports Concept Limited | Private company limited by shares | Live |
| COMBINE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| COMBO CONCEPT LIMITED | Private company limited by shares | Live |
| COMMERCIAL CONCEPT LIMITED | Private company limited by shares | Dissolved |
| PACE - PACIFIC CONCEPT ENGINEERING FOR RESEARCH AND COMMUNICATION LIMITED | Private company limited by shares | Dissolved |
| COMPONENT CONCEPT LIMITED | Private company limited by shares | Dissolved |
| CONCEPT COMPUTER LIMITED | Private company limited by shares | Dissolved |
| ANIUM COMPUTER CONCEPT LIMITED | Private company limited by shares | Dissolved |
| NETWORK COMPUTER CONCEPT LIMITED | Private company limited by shares | Dissolved |
| CONCINNITY CONCEPT LIMITED | Private company limited by shares | Live |
| INGENIERIE CONCEPT AIR CONDITIONNE LIMITED | Private company limited by shares | Live |
| CONNECT CONCEPT ASIA LIMITED | Private company limited by shares | Live |
| HK CONNIE CONCEPT LIMITED | Private company limited by shares | Live |
| CONRAD CONCEPT LIMITED | Private company limited by shares | Live |
| Concept Consortium Limited -The- | Private company limited by shares | Live |
| Future Concept Construction Limited | Private company limited by shares | Live |
| Global Concept Construction Limited | Private company limited by shares | Live |
| GOOD CONCEPT CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Y Concept Consultancy Limited | Private company limited by shares | Live |
| A Concept Art Consultancy Limited | Private company limited by shares | Live |
| CONCEPT MING CONSULTANCY LIMITED | Private company limited by shares | Live |
| MILLION CONCEPT CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| RISE CONCEPT CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Future Concept Consulting Company Limited | Private company limited by shares | Live |
| CONTEMPO CONCEPT LIMITED | Private company limited by shares | Live |
| NEW CONCEPT CONTRACTORS LIMITED | Private company limited by shares | Dissolved |
| ConV Concept Company Limited | Private company limited by shares | Live |
| COOL CONCEPT HK LIMITED | Private company limited by shares | Live |
| CORDYCEPS CONCEPT LIMITED | Private company limited by shares | Live |
| CORINNA CONCEPT COMPANY LIMITED | Private company limited by shares | Live |
| O Concept Corporate Company Limited | | Live |
| ALLIED CONCEPT CORPORATION LIMITED | Private company limited by shares | Live |
| DZKL CONCEPT CORPORATION, LIMITED -THE- | Private company limited by shares | Dissolved |
| FULL CONCEPT CORPORATION LIMITED | Private company limited by shares | Live |
| GLOBAL CONCEPT CORPORATION LIMITED | Private company limited by shares | Dissolved |
| GLOBAL CONCEPT CORPORATION LIMITED | Private company limited by shares | Live |
| GLOBAL CONCEPT CORPORATION LIMITED | Private company limited by shares | Live |
| RIGHT CONCEPT CORPORATION LIMITED | Private company limited by shares | Live |
| TOTAL CONCEPT CORPORATION LIMITED | Private company limited by shares | Live |
| UNITED CONCEPT CORPORATION LIMITED | Private company limited by shares | Live |
| COSIGN CONCEPT LIMITED | Private company limited by shares | Live |
| CosMed Concept Limited | Private company limited by shares | Live |
| BEAUTY CONCEPT COSMETIC LIMITED | Private company limited by shares | Live |
| COSMIC CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| Cplus Concept Company Limited | | Live |
| CRAFT CONCEPT LIMITED | Private company limited by shares | Live |
| CREATION CONCEPT LIMITED | Private company limited by shares | Dissolved |
| CONCEPT CREATION LIMITED | Private company limited by shares | Dissolved |
| SKY CONCEPT CREATION LIMITED | Private company limited by shares | Dissolved |
| ASJ Concept Creation Limited | Private company limited by shares | Dissolved |
| CREATION CONCEPT LIMITED | Private company limited by shares | Live |
| CONCEPT CREATION LIMITED | Private company limited by shares | Live |
| FIRST CONCEPT CREATION LIMITED | Private company limited by shares | Dissolved |
| CREATION CONCEPT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| NICE CONCEPT CREATION LIMITED | Private company limited by shares | Live |
| CREATION CONCEPT TRADING LIMITED | Private company limited by shares | Live |
| WEALTHY CONCEPT CREATION LIMITED | | Live |
| CREATIVE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| CREATIVE CONCEPT F&B LIMITED | Private company limited by shares | Dissolved |
| CREATIVE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| J & D CREATIVE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| CREATIVE CONCEPT LIMITED | Private company limited by shares | Live |
| DIGITAL CONCEPT (CREATIVE) LIMITED | Private company limited by shares | Live |
| CONCEPT CREATOR LIMITED | Private company limited by shares | Live |
| CREMAN CONCEPT LIMITED | Company limited by guarantee | Live |
| CROWN CONCEPT LIMITED | Private company limited by shares | Dissolved |
| CROWN CONCEPT LIMITED | Private company limited by shares | Live |
| CROWN CONCEPT ENTERPRISE LIMITED | Private company limited by shares | Live |
| CROWN CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| CROWN CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Crownsemi Concept Limited | | Live |
| CUBE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| A CUBE CONCEPT LIMITED | Private company limited by shares | Live |
| FUTURE CULTURE CONCEPT LIMITED | Private company limited by shares | Live |
| CYBER CONCEPT LIMITED | Private company limited by shares | Dissolved |
| Cyber Concept Limited | Private company limited by shares | Live |
| TRINITY CONCEPT CYBERNETICS LIMITED | Private company limited by shares | Live |
| Concept Cycles Limited | Private company limited by shares | Live |
| D.A.C.K. Concept Limited | Private company limited by shares | Live |
| DAILY CONCEPT LIMITED | Private company limited by shares | Dissolved |
| DAILY CONCEPT LIMITED | Private company limited by shares | Live |
| DATA CONCEPT LIMITED | Private company limited by shares | Dissolved |
| 6 DAYS CONCEPT LIMITED | Private company limited by shares | Dissolved |
| DAYS CONCEPT LIMITED | Private company limited by shares | Live |
| D.C.K DIGITAL CONCEPT KOWLOON LIMITED | Private company limited by shares | Live |
| D-Cube Concept Limited | Private company limited by shares | Live |
| D.D.F. CONCEPT LIMITED | Private company limited by shares | Dissolved |
| DDIIN CONCEPT LIMITED | Private company limited by shares | Live |
| Dechuang Concept Limited | Private company limited by shares | Live |
| DEEP CONCEPT LIMITED | Private company limited by shares | Dissolved |
| DEEP CONCEPT & COMPANY LIMITED | Private company limited by shares | Dissolved |