| ZANTU Technologies Co., Limited | Private company limited by shares | Live |
| ZHONGZHI TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| ZILLIONSOURCE TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| Zosi Technologies Co., Limited | Private company limited by shares | Live |
| CoActive Technologies (Hong Kong) Limited | Private company limited by shares | Live |
| COATING TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| GENERAL COATING TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Cobalt 47 Technologies Limited | Private company limited by shares | Live |
| Cobo Technologies HK Limited | | Live |
| Coborg Technologies Limited | Private company limited by shares | Live |
| ANKE CO-CREATION TECHNOLOGIES LIMITED | | Live |
| COGEN TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Cognizance Technologies Limited | | Live |
| CoilEasy Technologies Limited | Private company limited by shares | Live |
| Coinbag Technologies Limited | | Live |
| COINBENE TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Co-Industry Technologies Limited | Private company limited by shares | Live |
| Coinmatics Technologies Limited | | Live |
| Colamark Technologies Limited | Private company limited by shares | Live |
| COLE CRESCENT TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COLIBRI TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| COLLECTIV TECHNOLOGIES LIMITED | | Live |
| COLLINGWOOD TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COLLINGWOOD TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COMBO TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COMFOLITE TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| VISION COMFORT TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COMFORX TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COMING TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| COMMANDER TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| COMMERCIAL TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COMPETITION TEAM TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COMPRO TECHNOLOGIES COMPANY LIMITED | Private company limited by shares | Live |
| ELM COMPUTER TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| T & D COMPUTER TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Qi Computer Technologies Limited | Private company limited by shares | Live |
| GREATLY ADVANCED COMPUTER TECHNOLOGIES CO. LIMITED | Private company limited by shares | Dissolved |
| HEADWAY TECHNOLOGIES COMPUTER LIMITED | Private company limited by shares | Live |
| COMPUTER AND TECHNOLOGIES INTEGRATION LIMITED | Private company limited by shares | Live |
| LEVERAGE COMPUTER TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COMPUTER AND TECHNOLOGIES RESOURCES LIMITED | Private company limited by shares | Dissolved |
| COMPUTER AND TECHNOLOGIES RESOURCES LIMITED | Private company limited by shares | Live |
| COMPUTER AND TECHNOLOGIES SOFTWARE LIMITED | Private company limited by shares | Live |
| COMPUTER AND TECHNOLOGIES SOLUTIONS LIMITED | Private company limited by shares | Live |
| Computime Technologies Limited | Private company limited by shares | Live |
| Comwin Technologies Limited | Private company limited by shares | Live |
| CONATION TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| NEW CONCEPT TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| CONCEPT TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SUN CONCEPT TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| BEST CONCEPT TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| CONCEPT INNOVATION TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SMART CONCEPT TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Conceptinetics Technologies and Consultancy Limited | Private company limited by shares | Live |
| Conception Technologies Limited | Private company limited by shares | Live |
| TEAM CONCEPTS TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| CONCORD TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Concord Technologies Company Limited | Private company limited by shares | Live |
| CENTURY CONCORD TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| CONCUR TECHNOLOGIES (HONG KONG) LIMITED | Private company limited by shares | Live |
| CONLAND TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Connect-Me Technologies Limited | Private company limited by shares | Live |
| LR CONSTRUCTION TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Construction Technologies Limited | Private company limited by shares | Live |
| EXCELLENT CONSTRUCTION TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| AZ TECHNOLOGIES & CONSULTANCY LIMITED | Private company limited by shares | Live |
| ARGO TECHNOLOGIES CONSULTANCY LIMITED | Private company limited by shares | Live |
| CAPITAL CONSULTANCY AND TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| TC TECHNOLOGIES CONSULTING LIMITED | Private company limited by shares | Dissolved |
| EGI TECHNOLOGIES AND CONSULTING, LIMITED | Private company limited by shares | Live |
| ALPINE TECHNOLOGIES CONSULTING LIMITED | Private company limited by shares | Live |
| Asia Technologies Consulting Limited | Private company limited by shares | Live |
| INNOVATIVE TECHNOLOGIES & CONSULTING LIMITED | Private company limited by shares | Live |
| SOLAR TECHNOLOGIES CONSULTING LIMITED | Private company limited by shares | Dissolved |
| SOLUTION TECHNOLOGIES CONSULTING LIMITED | Private company limited by shares | Dissolved |
| VALHALLA TECHNOLOGIES CONSULTING LIMITED | Private company limited by shares | Live |
| Contact Technologies Limited | Private company limited by shares | Live |
| Contech Technologies Company Limited | | Live |
| Contents & Technologies Limited | Private company limited by shares | Live |
| Continue AI Technologies Limited | Private company limited by shares | Live |
| CONVERGENT TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Convoy Technologies Hong Kong, Limited | Private company limited by shares | Live |
| COOLSAND TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| CORALLINE TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| COREFX TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| CoreSilicon Technologies Limited | Private company limited by shares | Live |
| CORINO TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| CORNERSTONE TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| LCT Technologies Corp. Limited | Private company limited by shares | Live |
| Power-Cap Technologies Corp. Limited | Private company limited by shares | Live |
| SCIENTEK TECHNOLOGIES CORP. LIMITED | Private company limited by shares | Live |
| WINTAT TECHNOLOGIES CORP. LIMITED | Private company limited by shares | Dissolved |
| YAHEE TECHNOLOGIES CORP. LIMITED | Private company limited by shares | Dissolved |
| FTL TECHNOLOGIES Corporate Limited | Private company limited by shares | Live |
| Corvine Technologies Limited | Private company limited by shares | Live |
| COSMIC TECHNOLOGIES INC., LIMITED | Private company limited by shares | Live |
| COTAX TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| COURANT TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Covery Technologies Limited | | Live |
| COVINA TECHNOLOGIES LIMITED | Private company limited by shares | Live |