| RIGHT CONCOURSE LIMITED | Private company limited by shares | Dissolved |
| SEAHILL FUN CONCOURSE LIMITED | Private company limited by shares | Dissolved |
| SILVER CONCOURSE INVESTMENTS LIMITED | Private company limited by shares | Live |
| SMART CONCOURSE LIMITED | Private company limited by shares | Dissolved |
| SOUTH CONCOURSE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CONCOX AND IC POWER GROUP LIMITED | Private company limited by shares | Live |
| Concox (Hong Kong) Limited | Private company limited by shares | Live |
| CONCOX TECHNOLOGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Concox Information Technology Limited | Private company limited by shares | Live |
| CONCOX INFORMATION TECHNOLOGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Concraft Precision Co., Limited | Private company limited by shares | Live |
| Concreate Limited | Private company limited by shares | Live |
| HK CONCREATE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Concreative Sports Surfaces Co., Limited | Private company limited by shares | Live |
| CONCREST LIMITED | Private company limited by shares | Dissolved |
| CONCREST INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CONCRETA (ASIA) LIMITED | | Live |
| K. WAH CONCRETE COMPANY LIMITED | Private company limited by shares | Live |
| SUN FAI CONCRETE LIMITED | Private company limited by shares | Dissolved |
| YUE XIU CONCRETE COMPANY LIMITED | Private company limited by shares | Live |
| HIP ON CONCRETE LIMITED | Private company limited by shares | Live |
| AHK CONCRETE LIMITED | Private company limited by shares | Live |
| KR Concrete Limited | Private company limited by shares | Live |
| KH Concrete Limited | Private company limited by shares | Live |
| Hip Wo Concrete Limited | Private company limited by shares | Live |
| CONCRETE 2000 (HK) LIMITED | Private company limited by shares | Dissolved |
| AERATED CONCRETE LIMITED | Private company limited by shares | Dissolved |
| ALLIED CONCRETE PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| ANDERSON CONCRETE LIMITED | Private company limited by shares | Live |
| ANDERSON ASIA CONCRETE LIMITED | Private company limited by shares | Live |
| ASANO CONCRETE (H.K.) LIMITED | Private company limited by shares | Dissolved |
| READY MIXED CONCRETE (SOUTH EAST ASIA) LIMITED | Private company limited by shares | Dissolved |
| ASPHALTIC CONCRETE LIMITED | Private company limited by shares | Dissolved |
| Concrete Blissful (HK) Limited | | Live |
| HOP MAN CONCRETE BLOCK LIMITED | Private company limited by shares | Dissolved |
| SIMPSON CONCRETE BLOCKS, PRE-CAST MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| CHARVIX CONCRETE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA CONCRETE COMPANY LIMITED | Private company limited by shares | Live |
| KINGLAND CONCRETE DRILLING (CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA JIAN HUA CONCRETE PILE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA MOMENTUM CONCRETE PUMPING LIMITED | Private company limited by shares | Dissolved |
| CHUNG FAI CONCRETE LIMITED | Private company limited by shares | Dissolved |
| LANTAU CONCRETE (H.K.) CO., LIMITED | Private company limited by shares | Live |
| CHUANG YI CONCRETE CONSTRUCTION LIMITED | Private company limited by shares | Live |
| SUN FOOK KONG CONSTRUCTION (CONCRETE PRODUCTS) LIMITED | Private company limited by shares | Live Commenced dormancy on 19-Oct-2009 |
| CONCRETE CORING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Concrete Creative Limited | Private company limited by shares | Live |
| Cheng Jun Concrete Cutting Limited | Private company limited by shares | Live |
| JIN LINK CONCRETE CORNING & CUTTING LIMITED | Private company limited by shares | Live |
| KINGLAND CONCRETE CUTTING TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Decor Concrete Asia Limited | Private company limited by shares | Live |
| YE HE CONCRETE DRILLING LIMITED | | Live |
| KINGLAND CONCRETE DRILLING COMPANY LIMITED | Private company limited by shares | Live |
| Ming Hoi Concrete Drilling Co. Limited | Private company limited by shares | Live |
| Chinese Easter Concrete Structures Limited | Private company limited by shares | Live |
| EFFECTIVE CONCRETE REPAIRS COMPANY LIMITED | Private company limited by shares | Live |
| Concrete Energy Management Technology Co., Limited | Private company limited by shares | Live |
| ARCHITECTURAL CONCRETE ENGINEERING LIMITED | Private company limited by shares | Live |
| KIN YIP ADVANCED ART CONCRETE ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| ROYAL CONCRETE DRILLING AND CUTTING ENGINEERING LIMITED | Private company limited by shares | Live |
| CENTURY CONCRETE DRILL CUT ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| WO HING CONCRETE DRILL CUT ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GRAND CONCRETE ENGINEERING (H.K.) LIMITED | Private company limited by shares | Live |
| GEOTECHNICS & CONCRETE ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| PARTEK CONCRETE ENGINEERING (H.K.) LIMITED | Private company limited by shares | Dissolved |
| FUGRO CONCRETE STRUCTURES ENGINEERING LIMITED | Private company limited by shares | Live |
| WING LIK CONCRETE DRILL CUT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| EXCEL CONCRETE LIMITED | Private company limited by shares | Live |
| A-H CONCRETE EXPORT LIMITED | Private company limited by shares | Dissolved |
| FAITHFUL CONCRETE LIMITED | Private company limited by shares | Dissolved |
| China Foam Concrete Stock Limited | Private company limited by shares | Live |
| Ho Fung Concrete Engineering Limited | | Live |
| YIK FUNG CONCRETE PRODUCTS MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| GLEESON CONCRETE REPAIRS LIMITED | Private company limited by shares | Dissolved |
| GLORIOUS CONCRETE (H.K.) LIMITED | Private company limited by shares | Live |
| GOLIK CONCRETE LIMITED | Private company limited by shares | Live |
| GOLIK CONCRETE (HK) LIMITED | Private company limited by shares | Live |
| GOLIK CONCRETE SUPPLIES LIMITED | Private company limited by shares | Live |
| GREAT BUSINESS (ASIA) CONCRETE LIMITED | Private company limited by shares | Dissolved |
| Green Concrete Limited | Private company limited by shares | Live |
| CONCRETE EXCELLENT GROUP CO., LIMITED | Private company limited by shares | Live |
| GOLD CONCRETE GROUP LIMITED | Private company limited by shares | Live |
| Hang Yue Concrete Company Limited | Private company limited by shares | Live |
| HANISON CONCRETE LIMITED | Private company limited by shares | Dissolved |
| KIN HING CONCRETE COMPANY LIMITED | Private company limited by shares | Live |
| QUON HING CONCRETE COMPANY LIMITED | Private company limited by shares | Live |
| QUON HING CONCRETE (CHINA) LIMITED | Private company limited by shares | Live |
| WAI HING READYMIX CONCRETE COMPANY, LIMITED | Private company limited by shares | Dissolved |
| LIGHTWEIGHT CONCRETE (H.K.) LIMITED | Private company limited by shares | Live |
| HONG KONG - CHINA CONCRETE COMPANY LIMITED | Private company limited by shares | Live |
| CONCRETE CORING COMPANY OF HONG KONG LIMITED | Private company limited by shares | Dissolved |
| HONG KONG DONG GANG CONCRETE COMPANY LIMITED | Private company limited by shares | Dissolved |
| KUNG HING HONG CONCRETE PILES LIMITED | Private company limited by shares | Live |
| HONG KONG CONCRETE COMPANY LIMITED | Private company limited by shares | Live |
| HIP ON CONCRETE (HONG KONG) LIMITED | Private company limited by shares | Live |
| CONCRETE HITECH HONG KONG LIMITED | Private company limited by shares | Dissolved |
| CONCRETE SOCIETY (HONG KONG) LIMITED -THE- | Company limited by guarantee | Dissolved |
| LUCKY CONCRETE (HONG KONG) CO. LIMITED | Private company limited by shares | Dissolved |
| HONG KONG MARINE CONCRETE ENGINEERING LIMITED | Private company limited by shares | Live |
| MODERN ADVANCED CONCRETE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |