| KOWLOON BJJ LIMITED | Private company limited by shares | Live |
| NEW KOWLOON ONE LIMITED | Private company limited by shares | Live |
| NEW KOWLOON TWO LIMITED | Private company limited by shares | Live |
| V1 (Kowloon) Limited | Private company limited by shares | Live |
| KOWLOON TEA LIMITED | Private company limited by shares | Live |
| KOWLOON K LIMITED | | Live |
| Kowloon One Limited | | Live |
| ASIA KOWLOON COMPANY LIMITED | Private company limited by shares | Live |
| KOWLOON AUCTIONEERS LIMITED | Private company limited by shares | Dissolved |
| YAU YI HEI (KOWLOON BAY) LIMITED | | Live |
| KOWLOON CAPITAL LIMITED | Private company limited by shares | Live |
| KOWLOON EYE CENTRE LIMITED | Private company limited by shares | Live |
| Federation of Community Chest of Kowloon City Limited | | Live |
| SIN CHUNG COMPANY OF KOWLOON LIMITED | Private company limited by shares | Dissolved |
| CHUNG SEN AUCTIONEERS (KOWLOON) LIMITED | Private company limited by shares | Dissolved |
| NEW KOWLOON ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| Kowloon Entertainment Limited | Private company limited by shares | Live |
| KOWLOON INC. LIMITED | Private company limited by shares | Live |
| Kowloon Luck Limited | Private company limited by shares | Live |
| HONGKONG, KOWLOON AND NEW TERRITORIES MEAT RETAILERS ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| MERCHANTS ASSOCIATION OF LAM TIN RESETTLEMENT ESTATE KOWLOON LIMITED -THE- | Company limited by guarantee | Dissolved |
| MERCHANTS ASSOCIATION OF LOK FU RESETTLEMENT ESTATE KOWLOON LIMITED -THE- | Private company limited by shares | Dissolved |
| ON LEE NOODLE & PROVISIONS FACTORY (KOWLOON) LIMITED | Private company limited by shares | Live |
| Kowloon People Limited | Private company limited by shares | Live |
| KOWLOON REALTY COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOWLOON LUK YUE KUI RESTAURANT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| KOWLOON RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| KOWLOON WAH LAI RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| KOWLOON BBQ RESTAURANT LIMITED | Private company limited by shares | Live |
| KOWLOON RESTAURANT LIMITED | Private company limited by shares | Live |
| RICCI KOWLOON LIMITED | Private company limited by shares | Dissolved |
| KOWLOON SOFTWARE LIMITED | Private company limited by shares | Dissolved |
| ALUMNI ASSOCIATION OF ST. TERESA'S SCHOOL, KOWLOON LIMITED -THE- | Company limited by guarantee | Dissolved |
| KOWLOON TIMBER COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOWLOON TIMBER LIMITED | Private company limited by shares | Dissolved |
| KOWLOON TRADE LIMITED | Private company limited by shares | Live |
| KOWLOON WELDING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| KOWLOONDESIGN COMPANY LIMITED | Private company limited by shares | Live |
| HOUSING MANAGEMENT (KOWLOON-EAST) LIMITED | Private company limited by shares | Dissolved |
| KOWLOONER LIMITED | Private company limited by shares | Dissolved |
| KOWLOONEX LIMITED | Private company limited by shares | Dissolved |
| Kowloonia Limited | Private company limited by shares | Live |
| KOWLOONKONZEPT LIMITED | Private company limited by shares | Live |
| KOWLOONTONG ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| KOWMOON INVESTMENTS LIMITED | Private company limited by shares | Live |
| KOWN FIT COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOWNG YET LIMITED | Private company limited by shares | Live |
| YU KOWNG TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| KOWODO TRADE LIMITED | Private company limited by shares | Live |
| KOWOO LIMITED | | Live |
| KOWORLD LIMITED | Private company limited by shares | Dissolved |
| KOWOT TECHNOLOGY LIMITED | | Live |
| KOWRICH LIMITED | Private company limited by shares | Dissolved |
| Kowsky Limited | Private company limited by shares | Live |
| Kowstate Consultants Limited | Private company limited by shares | Live |
| KOWY INDUSTRY LIMITED | Private company limited by shares | Live |
| Koxet Co., Limited | Private company limited by shares | Live |
| KoXtech Co., Limited | Private company limited by shares | Live |
| KOYA FASHIONS LIMITED | Private company limited by shares | Live |
| KOYAMA COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOYAMA ASIA CO., LIMITED | Private company limited by shares | Live |
| HONG KONG KOYAMA CO., LIMITED | Private company limited by shares | Live |
| KOYAMA INTERNATIONAL (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| KOYAMA TRADING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| KOYAMACHI LIMITED | Private company limited by shares | Dissolved |
| KOYAMAEN LIMITED | Private company limited by shares | Live |
| KOYASAN GROUP CO. LIMITED | Private company limited by shares | Live |
| KOYAUN COMPANY LIMITED | Private company limited by shares | Live |
| KOYE CHEMICAL ENTERPRISE LIMITED | Private company limited by shares | Live |
| HONGKONG KOYE INTL TRADE CO., LIMITED | Private company limited by shares | Live |
| KOYE DAIRY PRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOYEE LIMITED | Private company limited by shares | Dissolved |
| KOYEE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOYEL LIMITED | Private company limited by shares | Dissolved |
| KOYELLY COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOYEY LIMITED | Private company limited by shares | Live |
| KOYI LIMITED | Private company limited by shares | Dissolved |
| KOYIK LIMITED | Private company limited by shares | Dissolved |
| KOYIN INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOYING LIMITED | Private company limited by shares | Live |
| KOYIP LIMITED | Private company limited by shares | Live |
| KOYIU LIMITED | Private company limited by shares | Live |
| KOYIU DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| KOYIU ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| KOYIU INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| KOYIU KAMLI SIX-ENCIRCLES FELLOW NATIVES ASSOCIATION LIMITED | Company limited by guarantee | Live |
| KOYMO LIMITED | Private company limited by shares | Dissolved |
| Koyn Technology Limited | Private company limited by shares | Live |
| KOYNE COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOYO LIMITED | Private company limited by shares | Dissolved |
| KOYO LIMITED | Private company limited by shares | Live |
| KOYO LIMITED | | Live |
| KOYO ASIA LIMITED | Private company limited by shares | Live |
| KOYO ELEVATOR CO., LIMITED | Private company limited by shares | Live |
| KOYO INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| KOYO CORP LIMITED | Private company limited by shares | Live |
| KOYO ELECTRONICS LIMITED | Private company limited by shares | Live |
| KOYO ELECTRONICS (ASIA) CO. LIMITED | Private company limited by shares | Dissolved |
| KOYO GIKEN LIMITED | Private company limited by shares | Dissolved |
| Koyo Giken Trading Limited | Private company limited by shares | Dissolved |