| HKTA Limited | Private company limited by shares | Live |
| HKTA Limited | Private company limited by shares | Live |
| HKTA Education Technology Limited | | Live |
| HKTA SERVICE LIMITED | | Live |
| Hktac Asia Limited | Private company limited by shares | Live |
| HKTai Po Limited | Private company limited by shares | Live |
| HKTAX LIMITED | Private company limited by shares | Live |
| HKTaxi App Limited | Private company limited by shares | Live |
| HKTaxi Industry Innovation Committee Limited | | Live |
| HKTaxi Management Limited | Private company limited by shares | Live |
| HK-TAX.NET LIMITED | Private company limited by shares | Live |
| HKTB Limited | Private company limited by shares | Live Ceased dormancy on 12-Jan-2011 |
| HKTC CH Limited | Private company limited by shares | Live |
| HKTC Company Limited | Private company limited by shares | Live |
| HKTC PTC LIMITED | Private company limited by shares | Live |
| HK.T-C Buttons and Crafts Limited | Private company limited by shares | Live |
| HKTC HOLDING LIMITED | Private company limited by shares | Live |
| HKTC HOLDINGS LIMITED | Private company limited by shares | Live |
| HKTC Corporate Services Limited | Private company limited by shares | Live |
| HKTC GREEN ENERGY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HKTC TELECOMM LIMITED | Private company limited by shares | Dissolved |
| HKTC TRADING COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG ARTS TRAINING INSTITUTE FOR TALENT CHILDREN (HKTCI) LIMITED | Private company limited by shares | Dissolved |
| HKTCS LIMITED | | Live |
| HKTD Limited | | Live |
| HKTDC Limited | Private company limited by shares | Live |
| HKteam81 Limited | Private company limited by shares | Live |
| HKTEAMS INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| hkTec Limited | Private company limited by shares | Live |
| HKTEC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HKTEC TOYS CO., LIMITED | Private company limited by shares | Live |
| HKTech Limited | Private company limited by shares | Live |
| HK-TECH SUPPLIES B.R. LIMITED | Private company limited by shares | Live |
| Huizhi Finance (HK)Tech Service Limited | | Live |
| HKTech Medical Supplies Limited | Private company limited by shares | Live |
| HKTech Solar Limited | | Live |
| HKTex Limited | Private company limited by shares | Dissolved |
| HKTG LIMITED | Private company limited by shares | Live |
| HKTH LIMITED | Private company limited by shares | Live |
| HKTI SATELLITE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HKTies Corp Limited | Private company limited by shares | Live |
| HKTILC LIMITED | Private company limited by shares | Live |
| HKTIMING GROUP LIMITED | Private company limited by shares | Live |
| MAY FLOWER (H.K.T.J.) RESTAURANT LIMITED | Private company limited by shares | Live |
| HKTK INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| Hktk Technology Limited | Private company limited by shares | Live |
| HKTKPC Alumni Scholarship Fund Limited | Company limited by guarantee | Live |
| HKTLC.NET LIMITED | Private company limited by shares | Dissolved |
| HKTM TRADE LIMITED | Private company limited by shares | Live |
| HKTMC LIMITED | Private company limited by shares | Live |
| HKTMC Services Limited | Private company limited by shares | Live |
| HKTMC.EDU LIMITED | Private company limited by shares | Dissolved |
| HKTN Limited | Private company limited by shares | Live |
| HKTNC LIMITED | Private company limited by shares | Live Commenced dormancy on 09-Apr-2010 |
| hktopfreelance.com Limited | Private company limited by shares | Live |
| HKTR Technology Limited | Private company limited by shares | Live |
| YD (HK)TRADE LIMITED | Private company limited by shares | Live |
| SHIN JIBANG (HK)TRADE CO., LIMITED | Private company limited by shares | Live |
| KINGTIGER (HK)TRADE LIMITED | | Live |
| TK (HK)TRADING LIMITED | | Live |
| YC Destiny (HK)Trading Co., Limited | Private company limited by shares | Live |
| HKTRAINERS LIMITED | Private company limited by shares | Dissolved |
| HKTransfer Limited | Private company limited by shares | Live |
| HKTRAVELER ECOTOURISM TRAINING CENTRE LIMITED | | Live |
| HKTRAVELER.COM LIMITED | Private company limited by shares | Live |
| HKTrendyCar Limited | Private company limited by shares | Live |
| HKTRL LIMITED | Private company limited by shares | Live |
| HKTS System Development (Asia) Limited | Private company limited by shares | Live |
| HKTS PROPERTIES LIMITED | Private company limited by shares | Live |
| HKTS Corporate Services Limited | Private company limited by shares | Live |
| HKTT LIMITED | Private company limited by shares | Live |
| HKTTF LIMITED | | Live |
| HKTUC Company Limited | Private company limited by shares | Dissolved |
| HKTUG LIMITED | Company limited by guarantee | Dissolved |
| HKTV LIMITED | Private company limited by shares | Live |
| HKTV TV LIMITED | Private company limited by shares | Live |
| HK-TW INVESTMENT LIMITED | Private company limited by shares | Live |
| HKTWL PUBLISHING (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |