| KO-EAST COMPANY LIMITED | Private company limited by shares | Live |
| KOEB CO., LIMITED | Private company limited by shares | Live |
| KOEFFICIENT SOLUTIONS LIMITED | | Live |
| KOEHLER & CO. LIMITED | Private company limited by shares | Live |
| Koehler Administration Limited | Private company limited by shares | Live |
| CHRISTIAN KOEHLER ENGINEERING LIMITED | Private company limited by shares | Live |
| Koehler Global Limited | Private company limited by shares | Live |
| Koehler International Limited | Private company limited by shares | Live |
| Koehler Secretarial Limited | Private company limited by shares | Live |
| Koehler Trading Limited | Private company limited by shares | Live |
| KOEI CUSTOME COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOEI ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| NISSHO KOEI (HK) COMPANY LIMITED | Private company limited by shares | Live Commenced dormancy on 23-Mar-2005 |
| KOEI PRECISION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| KOEI ASSOCIATES HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG KOEI INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| KOEI (HONG KONG) COMPANY, LIMITED | Private company limited by shares | Dissolved |
| KOEI HONG KONG LIMITED | Private company limited by shares | Live |
| KOEI INFORMATION ENGINEERING (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOEI INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| Koei (France) International Holding Co., Limited | | Live |
| NIPPON KOEI CHINA COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOEI TUSHO (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| KOEJA INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| KOElderly Limited | Private company limited by shares | Live |
| KOELNMESSE LIMITED | Private company limited by shares | Live |
| KOEMAN JS ARCHITECTS LIMITED | Private company limited by shares | Dissolved |
| KOEMAN INTERANTIONAL CO., LIMITED | Private company limited by shares | Live |
| KOENIC LIMITED | Private company limited by shares | Dissolved |
| KOENIG CO LIMITED | Private company limited by shares | Live |
| Koenig Sanitech Co., Limited | Private company limited by shares | Live |
| KOENIG ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| VIKTOR KOENIG (HONG KONG) LIMITED | Private company limited by shares | Live |
| Koenig International Limited | Private company limited by shares | Live |
| Jordan & Koenig Limited | | Live |
| KOENIG MEDICAL LIMITED | Private company limited by shares | Dissolved |
| KOENIG TECHNOLOGY TRADING CO., LIMITED | Private company limited by shares | Live |
| KOENINGS LIMITED | Private company limited by shares | Dissolved |
| Koenloy Limited | | Live |
| KOENWILHELM INC LIMITED | Private company limited by shares | Live |
| KOEOK ELECTRONICS (HONGKONG) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOER PLASTIC CO., LIMITED | Private company limited by shares | Dissolved |
| KOERA HI TURBO (CHINA) CO., LIMITED | Private company limited by shares | Live |
| KOERSIN DEVELOPMENT LIMITED | Private company limited by shares | Live |
| KOES LIMITED | Private company limited by shares | Dissolved |
| KOESTER (H.K.) LIMITED | Private company limited by shares | Dissolved |
| KOET TRADE LIMITED | | Live |
| KOEX ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| KOEY (HK) COMPANY LIMITED | Private company limited by shares | Live |