| Third Eye Limited | Private company limited by shares | Live |
| Third Element Limited | | Live |
| Third Man Entertainment Company Limited | Private company limited by shares | Live |
| China Garment and Enterprise Third Party Association Limited | Private company limited by shares | Live |
| HENRI THE THIRD LIMITED | Private company limited by shares | Dissolved |
| THIRD LEVEL SA LIMITED | Private company limited by shares | Live |
| CHINA RESOURCES NEW ENERGY THIRD WIND POWER LIMITED | Private company limited by shares | Live |
| Third Skyrise Limited | Private company limited by shares | Live |
| Third Space Limited | | Live |
| THIRD SUCCESSION LIMITED -THE- | Private company limited by shares | Live |
| THIRTY THIRD LIMITED | Private company limited by shares | Live |
| THIRDCLOUD LIMITED | | Live |
| Thirdeye Limited | Private company limited by shares | Live |
| ThirdGen Studio Company Limited | | Live |
| THIRDMAN GROUP LIMITED | Private company limited by shares | Live |
| THIRDROCK CAPITAL (HK) LIMITED | Private company limited by shares | Live |
| Three Thirds Limited | Private company limited by shares | Live |
| THIRDSQR HK LIMITED | Private company limited by shares | Live |
| THIRD-TIME INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| THIRDVISOR LIMITED | | Live |
| THIRDWAVE HONG KONG Limited | Private company limited by shares | Dissolved |
| THIRE LIMITED | Private company limited by shares | Dissolved |
| THIRLE LIMITED | Private company limited by shares | Dissolved |
| THIRLESTAINE LIMITED | Private company limited by shares | Dissolved |
| THIRLMERE COMPANY LIMITED | Private company limited by shares | Dissolved |
| Thirlwall Dwarf Events And Staffing Limited | Private company limited by shares | Live |
| THIRSK GATE LIMITED | Private company limited by shares | Dissolved |
| THIRST LIMITED | Company limited by guarantee | Live |
| Thirst For Limited | Private company limited by shares | Live |
| T for thirst Limited | Private company limited by shares | Live |
| ThirstAid Limited | Private company limited by shares | Live |
| THIRSTENDERS ASIA LIMITED | Private company limited by shares | Dissolved |
| THIRSTERS COMPANY LIMITED | Private company limited by shares | Live |
| THIRSTY DRAGON LIMITED | Private company limited by shares | Live |
| THIRTEEN LIMITED | Private company limited by shares | Dissolved |
| CVF THIRTEEN Limited | Private company limited by shares | Live |
| CAPITAL THIRTEEN HK LIMITED | Private company limited by shares | Live |
| THIRTEEN CATERING LIMITED | Private company limited by shares | Live |
| Thirteen Night Limited | | Live |
| STRIKES THIRTEEN LIMITED | | Live |
| Thirteencart Limited | Private company limited by shares | Live |
| ThirteenDesu Limited | Private company limited by shares | Live |
| THIRTEENTH BASE INVESTMENTS LIMITED | Private company limited by shares | Live |
| Thirsty Thirties Co Limited | | Live |
| THIRTIETH CENTURY PARK INTERNATIONAL CO. LIMITED | Private company limited by shares | Dissolved |
| THIRTY 8C LIMITED | Private company limited by shares | Dissolved |
| One Thirty Limited | Private company limited by shares | Dissolved |
| THIRTY SIX ETC HK LIMITED | Private company limited by shares | Live |
| Thirty Six Company Limited | Private company limited by shares | Live |
| Thirty3 Smart Solutions Limited | | Live |
| Thirty30 Creative Limited | Private company limited by shares | Live |
| Thirty5 Designs Limited | Private company limited by shares | Live |
| Thirtycents Limited | Private company limited by shares | Live |
| THIRTY-EIGHT COOPERATION LIMITED | Private company limited by shares | Live |
| BEYOND THIRTY-NINE LIMITED | Private company limited by shares | Dissolved |
| ThirtyNine Interactive Limited | Private company limited by shares | Live |
| Thirty-One Limited | Private company limited by shares | Dissolved |
| THIRTY-ONE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| THIRTY'S CATERING LIMITED | Private company limited by shares | Live |
| ThirtySeven Limited | Private company limited by shares | Live |
| Z Thirty-six Limited | | Live |
| ThirtyThirteen Limited | Private company limited by shares | Live |
| bee thirtythree company Limited | Private company limited by shares | Dissolved |
| THIRTY-THREE CATERING LIMITED | Private company limited by shares | Dissolved |
| SAMANTHA THIRZA INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| Pic This Limited | Private company limited by shares | Live |
| Put This On Limited | Private company limited by shares | Live |
| All Of This Limited | Private company limited by shares | Live |
| this Limited | Private company limited by shares | Live |
| THIS IS TAO LIMITED | Private company limited by shares | Live |
| THIS ONE COMPANY LIMITED | Private company limited by shares | Live |
| THIS IS A COMPANY LIMITED | Company limited by guarantee | Live |
| THIS IS US LIMITED | | Live |
| This This HR Limited | | Live |
| THIS ADVERTISING LIMITED | Private company limited by shares | Live |
| THIS AGENCY LIMITED | Private company limited by shares | Dissolved |
| THiS Asia Company Limited | Private company limited by shares | Live |
| This is CALA Three Limited | Private company limited by shares | Live |
| THiS xBayn Capital Limited | | Live |
| THIS GROUP HK CO., LIMITED | Private company limited by shares | Live |
| This One Technology Co., Limited | | Live |
| THIS PROFITS CONSULTANCY LIMITED | Private company limited by shares | Live |
| THIS CONSULTING LIMITED | Private company limited by shares | Live |
| THIS TECHNOLOGY CORPORATION LIMITED | Private company limited by shares | Live |
| Create In This Way Limited | Private company limited by shares | Live |
| THIS Design Lab Limited | Private company limited by shares | Live |
| This Generation Limited | Company limited by guarantee | Live |
| LEGEND OF THIS GENERATION LIMITED | Private company limited by shares | Live |
| THIS GLOBAL LIMITED | Private company limited by shares | Live |
| THiS xBayn Group HK Co. Limited | Private company limited by shares | Live |
| Sir This Way (HK) Food And Beverage Limited | Private company limited by shares | Live |
| THIS PLACE (HK) LIMITED | Private company limited by shares | Live |
| Pop This Pop That Pty (HK) Limited | Private company limited by shares | Live |
| THIS IS A TRADE COMPANY (HK) LIMITED | Private company limited by shares | Live |
| THIS HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| This Is Asia (Hong Kong Macau) Limited | Private company limited by shares | Live |
| This This Rice (Hong Kong) Limited | | Live |
| HONGKONG THIS LIFE DYNASTY GROUP LIMITED | Private company limited by shares | Dissolved |
| This This Rice (Hung Hom) Limited | | Live |
| THIS International Co., Limited | Private company limited by shares | Live |