| Cyberweb Limited | Private company limited by shares | Live |
| CYBERWELL LIMITED | Private company limited by shares | Dissolved |
| CYBERWELL ENTERPRISE LIMITED | Private company limited by shares | Live Commenced dormancy on 18-Apr-2012 |
| CYBERWILL LIMITED | Private company limited by shares | Dissolved |
| CYBERWIRE LIMITED | Private company limited by shares | Live |
| Cyberwisdom Company Limited | Private company limited by shares | Live |
| Cyberwisdom Asia Limited | Private company limited by shares | Live |
| CYBERWISDOM.NET LIMITED | Private company limited by shares | Live |
| CYBERWISE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ONC CYBERWORK LIMITED | Private company limited by shares | Dissolved |
| CYBERWORK LIMITED | Private company limited by shares | Dissolved |
| CREATIVE CYBERWORK LIMITED | Private company limited by shares | Dissolved |
| GLORIOUS CYBERWORK LIMITED | Private company limited by shares | Dissolved |
| SUCCESS CYBERWORK LIMITED | Private company limited by shares | Dissolved |
| UB CYBERWORKS LIMITED | Private company limited by shares | Dissolved |
| SW CYBERWORKS LIMITED | Private company limited by shares | Dissolved |
| DELTA CYBERWORKS LIMITED | Private company limited by shares | Dissolved |
| PACIFIC CENTURY CYBERWORKS LIMITED | Private company limited by shares | Live Commenced dormancy on 03-Jul-2008 |
| SUPERCAM CYBERWORKS LIMITED | Private company limited by shares | Live Commenced dormancy on 15-Aug-2007 |
| CYBERWORKSHOP LIMITED | Private company limited by shares | Live |
| CYBERWORLD LIMITED | | Live |
| CyberX Limited | Private company limited by shares | Live |
| CyberX Limited | Private company limited by shares | Live |
| CYBERYIA LIMITED | Private company limited by shares | Live |
| CYBEST LIMITED | Private company limited by shares | Dissolved |
| CYBEST INVESTMENT LIMITED | Private company limited by shares | Live |
| CYBEX COMPANY LIMITED | Private company limited by shares | Dissolved |
| Cybex Limited | | Live |
| CYBEXX INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CYBIL CHIU CONSULTANCY LIMITED | Private company limited by shares | Live |
| CYBIOLINK CORPORATE LIMITED | Private company limited by shares | Live |
| CYBIOTRONICS LIMITED | Private company limited by shares | Live |
| Cybiotronics Investment Limited | Private company limited by shares | Live |
| CYBIOTRONICS SCIENTIFIC LIMITED | Private company limited by shares | Dissolved |
| CYBIOTRONICS TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| CYBIRD LIMITED | Private company limited by shares | Live |
| Cybirt Limited | Private company limited by shares | Live |
| Cybit Limited | Private company limited by shares | Live |
| CYBIZZ GLOBAL LIMITED | Private company limited by shares | Live |
| CYBIZZTEL LIMITED | Private company limited by shares | Live |
| CYBK Limited | Private company limited by shares | Live |
| CYBK Hong Kong Limited | Private company limited by shares | Live |
| CYBLY LIMITED | Private company limited by shares | Live |
| CYBON (GROUP) LIMITED | Private company limited by shares | Dissolved |
| CYBORG LIMITED | Private company limited by shares | Dissolved |
| CYBORG LIMITED | Private company limited by shares | Live |
| CYBORG (CHINA) LIMITED | Private company limited by shares | Dissolved |
| Cyborg Consulting Limited | | Live |
| Cyborg Systems Limited | Private company limited by shares | Live |
| CYBOROTICS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Cybostar Company Limited | Private company limited by shares | Live |
| Cybra Technology Limited | | Live |
| CYBRIC LIMITED | Private company limited by shares | Dissolved |
| CYBRICITY LIMITED | Private company limited by shares | Live |
| Cybrilliant Limited | | Live |
| Cybriver Capital Limited | | Live |
| CYBS (HK) FOODSTUFF CO., LIMITED | Private company limited by shares | Live |
| CYCAD LIMITED | Private company limited by shares | Dissolved |
| CYCAD (GROUP) LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL CYCAM BIKE TRADING COMPANY LIMITED | Private company limited by shares | Live |
| CYCAMORE TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CY-CANTABRIAN BOY (SIWEI) FASHION (KOREAN) CHAIN LIMITED | Private company limited by shares | Live |
| CYCAS LIMITED | Private company limited by shares | Live |
| CYCC LIMITED | Private company limited by shares | Live |
| CYCHEM CO., LIMITED | Private company limited by shares | Live |
| CYCHEMISTRY EDUCATION LIMITED | | Live |
| CycHiker Limited | Private company limited by shares | Live |
| Cychip technology (H.K) co., Limited | Private company limited by shares | Live |
| Cycipoly Trading Limited | | Live |
| CYCLADES LIMITED | Private company limited by shares | Dissolved |
| Cycladia Construction Group Limited | Private company limited by shares | Live |
| Cyclamen Limited | | Live |
| CYCLAND LIMITED | Private company limited by shares | Dissolved |
| CYCLE WAY LIMITED | Private company limited by shares | Dissolved |
| TOP CYCLE LIMITED | Private company limited by shares | Dissolved |
| CYCLE COMPANY LIMITED | Private company limited by shares | Live |
| SKY CYCLE LIMITED | Private company limited by shares | Dissolved |
| CYCLE WAY LIMITED | Private company limited by shares | Dissolved |
| YAT FU CYCLE LIMITED | Private company limited by shares | Dissolved |
| NEW CYCLE LIMITED | Private company limited by shares | Live |
| TOP CYCLE LIMITED | Private company limited by shares | Live |
| WE CYCLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| E CYCLE LIMITED | Private company limited by shares | Live |
| CAR CYCLE LIMITED -THE- | Private company limited by shares | Live |
| SAI CYCLE LIMITED | Private company limited by shares | Live |
| Cycle Bag Limited | Private company limited by shares | Live |
| SHENZHEN SDB CYCLE CO., LIMITED | Private company limited by shares | Dissolved |
| DRAGON CYCLE LIMITED | Private company limited by shares | Live |
| FUSHION CYCLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| GRAND CYCLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| GRAND CYCLE LIMITED | Private company limited by shares | Dissolved |
| NGAI HING MOTOR CYCLE LIMITED | Private company limited by shares | Dissolved |
| GRAND CYCLE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| OCEAN CYCLE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KENISS CYCLE LIMITED | Private company limited by shares | Live |
| Nature Cycle Limited | | Live |
| NICE CYCLE LIMITED | Private company limited by shares | Dissolved |
| STANDARD CYCLE LIMITED | Private company limited by shares | Live |
| CYCLE-GAIN LIMITED | Private company limited by shares | Dissolved |
| CYCLELONG INT'L LIMITED | Private company limited by shares | Live |