| PO KOON INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| KIU KOON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| LIN KOON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| VIN KOON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KOON TAK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KOON YIN INVESTMENT LIMITED | Private company limited by shares | Live |
| DIK KOON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOON HOI INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOON HEY INVESTMENTS LIMITED | Private company limited by shares | Live |
| KOON BOW INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOON BUD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ON KOON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOON TAI TOY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOON NAM WAH JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| KOON CHIU JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| MEE KOON IMITATION JEWELLERY COMPANY, LIMITED | Private company limited by shares | Live |
| KOON NGAI JEWELLERY COMPANY LIMITED | Private company limited by shares | Live |
| LU JOSS KOON LIMITED | Company limited by guarantee | Live |
| KOON KEUNG COMPANY LIMITED | Private company limited by shares | Dissolved |
| KONG KOON COMPANY LIMITED | Private company limited by shares | Dissolved |
| Moon Koon Logistic Limited | Private company limited by shares | Live |
| KOON AH PLASTIC MANUFACTORY, LIMITED | Private company limited by shares | Dissolved |
| MAOSHAN TSO LAP KOON LIMITED | | Live |
| KOON HOE MERCHANDISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| KAI AW KOON (METRO) LIMITED | Private company limited by shares | Dissolved |
| KOON MING COMPANY LIMITED | Private company limited by shares | Live |
| KOON WAH MOON KEE COMPANY LIMITED | Private company limited by shares | Live |
| KOON NGAI COMPANY LIMITED | Private company limited by shares | Live |
| KOON WAH PHARMACY LIMITED | Private company limited by shares | Live |
| KOON HIN PHARMACY LIMITED | Private company limited by shares | Live |
| PINE KOON LIMITED | Private company limited by shares | Live |
| PINE KOON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOON PLAN LIMITED | Private company limited by shares | Dissolved |
| WAI KOON PROPERTIES LIMITED | Private company limited by shares | Live |
| KOON ON PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| KOON FAI PUBLICATIONS LIMITED | Private company limited by shares | Dissolved |
| TAI KOON RESTAURANT, LIMITED -THE- | Private company limited by shares | Dissolved |
| SUN KOON RESTAURANT COMPANY LIMITED | Private company limited by shares | Dissolved |
| KAM KOON KUK RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| KOON LIN WAH RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| KOON NAM RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| KOON RICH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KOON FAI SHIPPING LIMITED | Private company limited by shares | Dissolved |
| KOON SOON LIMITED | Private company limited by shares | Live |
| KOON FU TEXTILES COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOON AH TEXTILES LIMITED | Private company limited by shares | Dissolved |
| NAM TIN KOON YAM FAT TONG LIMITED | Company limited by guarantee | Dissolved |
| TUNG KOON WONG WING SEE TONG CLANSMEN'S ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| KOON MING TONG COMPANY LIMITED | Private company limited by shares | Live |
| KOON WAH TONG RESTAURANT COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOON WING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAY YUEN SIU KOON COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOON YUEN LIMITED | Private company limited by shares | Dissolved |
| YUEN MIU KOON LIMITED | Private company limited by shares | Live |
| KoonAh Marine (HK) Limited | Private company limited by shares | Live |
| KOONAH INTERNATIONAL (HK) INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| KOONAXY COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOONCELY COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOONDON LIMITED | Private company limited by shares | Dissolved |
| KOONDROOK LIMITED | Private company limited by shares | Live |
| KOONESE COMPANY LIMITED | Private company limited by shares | Live |
| KOONET INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| KOONEX INVESTMENT LIMITED | Private company limited by shares | Live |
| YONG KOONG ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| KOONHOM DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SHENZHEN KOONHOME TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOONHON ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| KOONING INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOONKAI INVESTMENTS LIMITED | Private company limited by shares | Live |
| KOONLIK HOLDINGS LIMITED | Private company limited by shares | Live |
| Koonlin Mindfulness Company Limited | | Live |
| KOONLUN LIMITED | Private company limited by shares | Dissolved |
| KOONLUN INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| Koonman Limited | Private company limited by shares | Live |
| KOONMING TRADING AND PROJECTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOONNIA SHIPPING LIMITED | Private company limited by shares | Live Commenced dormancy on 23-Apr-1996 |
| KOONOEN CO., LIMITED | Private company limited by shares | Live |
| KOONORTH COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOONPO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOONQUN INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| KOONQUN RESOURCES LIMITED | Private company limited by shares | Dissolved |
| KOONQUN TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| KOONSEAS INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KOONSON LIMITED | Private company limited by shares | Dissolved |
| KOONSON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOONSOW LIMITED | Private company limited by shares | Live |
| KOONSUIT LIMITED | Private company limited by shares | Dissolved |
| KOONSUM INVESTMENTS LIMITED | Private company limited by shares | Live |
| KOONTAN LIMITED | Private company limited by shares | Dissolved |
| KOONTEC (U.S. ASIA ) INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOONTEC ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| KOONTEC INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOONTION LIMITED | Private company limited by shares | Dissolved |
| KOONTOP LIMITED | Private company limited by shares | Dissolved |
| KOONTRON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOONWAH DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| KOONWAY LIMITED | Private company limited by shares | Dissolved |
| KOONWAY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KOONWIDE LIMITED | Private company limited by shares | Live |
| Koonwork Limited | Private company limited by shares | Live |