| Healthcare Concept Limited | Private company limited by shares | Live |
| Helianthus Concept Limited | Private company limited by shares | Live |
| 3C CONCEPT HELPER LIMITED | | Live |
| Hephaestus Concept Limited | | Live |
| HERO CONCEPT LIMITED | Private company limited by shares | Dissolved |
| HERO CONCEPT LIMITED | Private company limited by shares | Dissolved |
| CONCEPT HERO LIMITED | Private company limited by shares | Dissolved |
| HERO CONCEPT LIMITED | Private company limited by shares | Dissolved |
| HERO CONCEPT LIMITED | Private company limited by shares | Live |
| HEYSA CONCEPT LIMITED | Private company limited by shares | Live |
| HIGHER CONCEPT LIMITED | Private company limited by shares | Live |
| HILL CONCEPT LIMITED | Private company limited by shares | Dissolved |
| HILL CONCEPT LIMITED | Private company limited by shares | Live |
| Dong Hill Concept Company Limited | Private company limited by shares | Dissolved |
| HILL CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| Hills Concept Limited -The- | Private company limited by shares | Live |
| LEGEND AQUATIC CONCEPT (HK) LIMITED | Private company limited by shares | Dissolved |
| Blisspoint Concept (HK) Company Limited | Private company limited by shares | Live |
| CLEVER CONCEPT (HK) LIMITED | Private company limited by shares | Live |
| DU'S CONCEPT (HK) LANDSCAPING DESIGN CO. LIMITED | Private company limited by shares | Dissolved |
| EAST CONCEPT (H.K.) LIMITED | Private company limited by shares | Live |
| EAST CONCEPT EXPORT (H.K.) LIMITED | Private company limited by shares | Dissolved |
| EAST CONCEPT EXPORT (H.K.) LIMITED | Private company limited by shares | Live |
| Global Concept Electronics (HK) Co., Limited | Private company limited by shares | Live |
| Fashion Concept (HK) Limited | Private company limited by shares | Live |
| FUTURE CONCEPT (H.K.) LIMITED | Private company limited by shares | Live |
| GOOD CONCEPT (H.K.) LIMITED | Private company limited by shares | Live |
| MILLION CONCEPT ELECTRONIC (HK) LIMITED | Private company limited by shares | Dissolved |
| Mpac Concept (HK) Limited | Private company limited by shares | Live |
| PAUSE CONCEPT (HK) LIMITED | Private company limited by shares | Live |
| RADIANCE CONCEPT (H.K.) LIMITED | Private company limited by shares | Dissolved |
| RIGHT CONCEPT (HK) LIMITED | Private company limited by shares | Live |
| SEMINE CONCEPT (HK) TRADING LIMITED | Private company limited by shares | Dissolved |
| HOLA CONCEPT LIMITED | Private company limited by shares | Dissolved |
| CONCEPT ONE HOLDING LIMITED | Private company limited by shares | Live Commenced dormancy on 06-Nov-1998 |
| CONCEPT HOLDING LIMITED | Private company limited by shares | Dissolved |
| F&B CONCEPT HOLDING LIMITED | Private company limited by shares | Live |
| New Concept Holding Limited | Private company limited by shares | Live |
| JW Concept Holding Limited | Private company limited by shares | Live |
| IB Concept Holding Limited | Private company limited by shares | Live |
| BY Concept Holding Limited | | Live |
| Y Concept Holding Limited | | Live |
| Brotherhood Concept Holding Limited | Private company limited by shares | Live |
| Dare Concept Holding Limited | | Live |
| Prochef Concept Holding Limited | Private company limited by shares | Live |
| PURE CONCEPT HOLDING LIMITED | Private company limited by shares | Live |
| TIME CONCEPT HOLDING LIMITED | Private company limited by shares | Live |
| VISION CONCEPT ENTERTAINMENT HOLDING LIMITED | Private company limited by shares | Dissolved |
| ALLIED CONCEPT GROUP HOLDINGS LIMITED | Private company limited by shares | Live |
| DIAMOND CONCEPT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| CHECK EAST CONCEPT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| FASHION CONCEPT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| GLOBAL CONCEPT HOLDINGS LIMITED | Private company limited by shares | Live |
| GOOD CONCEPT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| GOOD CONCEPT HOLDINGS LIMITED | Private company limited by shares | Live |
| MILLION CONCEPT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| RISE CONCEPT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| RISE CONCEPT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| TREASURE CONCEPT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| TRILLION CONCEPT HOLDINGS LIMITED | Private company limited by shares | Live |
| UNIQUE CONCEPT HOLDINGS (H.K.) LIMITED | Private company limited by shares | Live |
| UNITED CONCEPT HOLDINGS LIMITED | Private company limited by shares | Live Commenced dormancy on 29-Mar-2016 |
| HOLISTIC CONCEPT COMPANY LIMITED | Private company limited by shares | Live |
| KENSY HOME CONCEPT LIMITED | Private company limited by shares | Dissolved |
| HONEST CONCEPT LIMITED | Private company limited by shares | Dissolved |
| AERO CONCEPT HONG KONG LIMITED | Private company limited by shares | Live |
| ALLIED CONCEPT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| ALLIED CONCEPT (HONG KONG) LIMITED | Private company limited by shares | Live |
| Atarashi Concept (Hong Kong) Limited | Private company limited by shares | Live |
| Facesss Concept (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG FIRST CONCEPT LIMITED | Private company limited by shares | Live |
| GLOBAL CONCEPT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| GOOD CONCEPT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| MILLION CONCEPT (HONG KONG) LIMITED | Private company limited by shares | Live |
| RISE CONCEPT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SILK ROAD CONCEPT (HONG KONG) LIMITED | Private company limited by shares | Live |
| SURE CONCEPT (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONGKONG ANGEL GU FASHION CONCEPT CO., LIMITED | Private company limited by shares | Dissolved |
| HONGKONG RISE CONCEPT TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HOPE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| HOPEWELL CONCEPT LIMITED | Private company limited by shares | Live Commenced dormancy on 20-Jan-2015 |
| HORIZON CONCEPT LIMITED | Private company limited by shares | Live |
| TIANFU UNIQUE CONCEPT HOSPITALITY (CHINA) LIMITED | Private company limited by shares | Dissolved |
| HOTEL CONCEPT LIMITED | Private company limited by shares | Live |
| HANADA & MAYHU WHOLE HOUSE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| HUGO CONCEPT LIMITED | Private company limited by shares | Dissolved |
| HYPER CONCEPT EYEWEAR MANUFACTURING CO., LIMITED | Private company limited by shares | Live |
| HYPICTECH CONCEPT LIMITED | Private company limited by shares | Live |
| ICARE CONCEPT CO., LIMITED | Private company limited by shares | Dissolved |
| Icebreaker Concept Limited | Private company limited by shares | Live |
| ICON CONCEPT COMPANY LIMITED | Private company limited by shares | Dissolved |
| ICON CONCEPT LIMITED | Private company limited by shares | Live |
| IDEA CONCEPT COMPANY LIMITED | Private company limited by shares | Dissolved |
| CONCEPT IDEA LIMITED | Private company limited by shares | Dissolved |
| B&F IDEA CONCEPT LIMITED | Private company limited by shares | Live |
| IDEA CONCEPT LIMITED | Private company limited by shares | Live |
| IDEALIFE CONCEPT COMPANY LIMITED | Private company limited by shares | Dissolved |
| IDEALIFE CONCEPT (ASIA) LIMITED | Private company limited by shares | Live |
| Idealistic Concept Limited | | Live |
| Identity Concept HK Limited | Private company limited by shares | Live |