| CYBERMEDIA LIMITED | Private company limited by shares | Dissolved |
| CYBER-MEDIC.COM LIMITED | Private company limited by shares | Live |
| CyberMesh Innovations Limited | | Live |
| Cybermint Co, Limited | | Live |
| CYBERMIRACLE.COM LIMITED | Private company limited by shares | Live |
| CYBERMIZE LIMITED | Private company limited by shares | Live |
| CYBERMODE LIMITED | Private company limited by shares | Live |
| CYBERMONKEY COMPANY LIMITED | Private company limited by shares | Live |
| CyberMonx Limited | | Live |
| CYBERMORTE SOFTWARE LIMITED | Private company limited by shares | Live |
| CyberMotor Service Company Limited | Private company limited by shares | Live |
| CYBERMOVIE.COM LIMITED | Private company limited by shares | Dissolved |
| CYBERMYTH SCIENCE CO., LIMITED | | Live |
| CYBERNATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CYBERNATION EDUCATION TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| CYBERNATION ENGINEERING TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| CYBERNATION ENTERTAINMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| CyberNest Entertainment Limited | | Live |
| CYBERNET LIMITED | Private company limited by shares | Live |
| B2C CYBERNET LIMITED | Private company limited by shares | Dissolved |
| PCX CYBERNET LIMITED | Private company limited by shares | Dissolved |
| HKP CYBERNET LIMITED | Private company limited by shares | Live |
| CYBERNET ASIA LIMITED | Private company limited by shares | Dissolved |
| CYBER-NET ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| INSPIRE CyberNET Limited | Private company limited by shares | Dissolved |
| CYBERNET INVESTMENT LIMITED | Private company limited by shares | Live |
| MIDLAND CYBERNET LIMITED | Private company limited by shares | Live |
| MIDLAND CYBERNET TWO LIMITED | Private company limited by shares | Live |
| MIDLAND CYBERNET ONE LIMITED | Private company limited by shares | Live |
| CYBERNET (ASIA PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| MIDLAND CYBERNET SECRETARIAL LIMITED | Private company limited by shares | Live |
| CyberNet Servers Limited | | Live |
| Midland Cybernet Three Limited | Private company limited by shares | Live |
| CYBERNET-ASIA.COM LIMITED | Private company limited by shares | Dissolved |
| CYBERNETIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| CYBERNETICS 1 LIMITED | Private company limited by shares | Live |
| Cybernetics Limited | Private company limited by shares | Live |
| China Cybernetics Systems Limited | Private company limited by shares | Live |
| CYBERNOMY LIMITED | Private company limited by shares | Dissolved |
| CYBERNOVA TECHNOLOGY (CHINA) CO., LIMITED | Private company limited by shares | Live |
| Cybero Technology Limited | Private company limited by shares | Live |
| CYBEROAD LIMITED | Private company limited by shares | Dissolved |
| CyberOcto Limited | Private company limited by shares | Live |
| CYBEROFFICE LIMITED | Private company limited by shares | Dissolved |
| Cyberon Limited | | Live |
| CyberOne Limited | Private company limited by shares | Live |
| CYBER-ONE COMPUTER LIMITED | Private company limited by shares | Dissolved |
| CYBERONE GROUP LIMITED | Private company limited by shares | Live |
| CYBERONE CONSULTANT (HONG KONG) LIMITED | Private company limited by shares | Live |
| CYBERPASS LIMITED | Private company limited by shares | Dissolved |
| CYBERPASS COMPANY LIMITED | Private company limited by shares | Live |
| CYBERPAY LIMITED | Private company limited by shares | Dissolved |
| Cyberpay Limited | Private company limited by shares | Live |
| CyberPet Limited | | Live |
| CYBERPHARM LIMITED | Private company limited by shares | Live |
| CYBERPHARM INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| ENI CYBER-PLACE COMPANY LIMITED | Private company limited by shares | Dissolved |
| Cyberplants Limited | Private company limited by shares | Live |
| Cyberplaza Lab Limited | | Live |
| Cyberplex Software Limited | Private company limited by shares | Dissolved |
| Cyberplus System Limited | | Live |
| CyberPod Shared Living Limited | Private company limited by shares | Live |
| Cyberporcupine Limited | Private company limited by shares | Live |
| PKU CYBERPORT LIMITED | Private company limited by shares | Live |
| CYBER-PORT LIMITED | Private company limited by shares | Live |
| AREA TST & CYBERPORT LIMITED | Private company limited by shares | Live |
| CYBER-PORT.COM LIMITED | Private company limited by shares | Dissolved |
| STAR CYBERPOWER MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| CYBERPRESS LIMITED | Private company limited by shares | Live |
| AMT CYBERPRISE LIMITED | Private company limited by shares | Live |
| CYBERPRISE LIMITED | Private company limited by shares | Dissolved |
| SYMPHONIC CYBERPROPERTY LIMITED | Private company limited by shares | Dissolved |
| CYBERPULSE INNOVATION HK LIMITED | | Live |
| CyberPulse Solution Limited | | Live |
| CYBERPUNK2044 LIMITED | | Live |
| CyberScanPro Limited | Private company limited by shares | Live |
| Cyberscape Studio Limited | Private company limited by shares | Live |
| CYBERSCAPE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Cyberscm Limited | | Live |
| Cybersec Limited | Private company limited by shares | Live |
| DDD Cybersecurity Limited | Private company limited by shares | Live |
| Alphawall Cybersecurity Limited | | Live |
| AsiaInfo Cybersecurity (H.K.) Limited | Private company limited by shares | Live |
| SkyGuard (HK) Cybersecurity Technology Limited | | Live |
| HONG KONG JNC CYBERSECURITY LIMITED | Private company limited by shares | Live |
| IRADAR CYBERSECURITY HONG KONG LIMITED | | Live |
| HK LEGAL NEW ERA CYBERSECURITY NEWS AGENCY LIMITED | | Live |
| CyberSecurity Ninjas Limited | | Live |
| Robinsons Cybersecurity Solutions Limited | | Live |
| StormEye Cybersecurity Limited | Private company limited by shares | Live |
| CYBERSERV CO. LIMITED | Private company limited by shares | Dissolved |
| CYBERSHOPPERS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CYBERSHOPWORLD.COM LIMITED | Private company limited by shares | Dissolved |
| CYBERSIX LIMITED | Private company limited by shares | Live |
| CYBERSKY CENTURY COMPANY LIMITED | Private company limited by shares | Live |
| CYBERSMART COMPANY LIMITED | Private company limited by shares | Dissolved |
| CYBERSMART NETWORK COMPANY LIMITED | Private company limited by shares | Dissolved |
| CYBERSMART TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| CYBERSOFT LIMITED | Private company limited by shares | Dissolved |
| CYBERSOFT GLOBE LIMITED | Private company limited by shares | Dissolved |