| FRONTI INTERNATIONAL LIMITED | Private company limited by shares | Live |
| FRONTIC ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| FRONTIE INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| NEW FRONTIER COMPANY LIMITED | Private company limited by shares | Live Commenced dormancy on 15-Jan-2005 |
| FRONTIER COMPANY LIMITED | Private company limited by shares | Dissolved |
| FRONTIER LIMITED | Private company limited by shares | Live |
| FRONTIER PRO LIMITED | Private company limited by shares | Live |
| LY FRONTIER LIMITED | Private company limited by shares | Live |
| New Frontier HK Limited | Private company limited by shares | Live |
| Ed Frontier Limited | Private company limited by shares | Live |
| Neo Frontier Limited | Private company limited by shares | Live |
| Frontier App Limited | Private company limited by shares | Live |
| Dev Frontier Limited | | Live |
| Buzz Frontier Limited | Private company limited by shares | Live |
| Digital Frontier Creative Limited | Private company limited by shares | Live |
| DIGITAL FRONTIER LIMITED | Private company limited by shares | Live |
| EASTERN FRONTIER COMPANY LIMITED | Private company limited by shares | Live |
| FIRST FRONTIER LIMITED | Private company limited by shares | Dissolved |
| Tokyo Medical Frontier Science and Technology (Hongkong) Corporation Company Limited | Private company limited by shares | Live |
| NEXT IN FRONTIER LIMITED | Private company limited by shares | Live |
| NEXT FRONTIER LIMITED | Private company limited by shares | Live |
| APAC Frontier Solutions Limited | Private company limited by shares | Live |
| Endless Frontier Technology Limited | Private company limited by shares | Live |
| ELYSEE FRONTIERE LIMITED | Private company limited by shares | Dissolved |
| NOUVELLE FRONTIERE HOLDING COMPANY LIMITED | Private company limited by shares | Live |
| TSF TOURISME SANS FRONTIERE LIMITED | Private company limited by shares | Live |
| Design Sans Frontieres Limited | Private company limited by shares | Live |
| MEDECINS SANS FRONTIERES (HK) LIMITED | Company limited by guarantee | Live |
| SANS FRONTIERES LIMITED | Private company limited by shares | Dissolved |
| SANS FRONTIERES HK INVESTMENT LIMITED | Private company limited by shares | Live |
| FRONTIERES 56 TRAVEL LIMITED | Private company limited by shares | Live |
| Frontierland Tech Limited | | Live |
| FRONTIER-PACIFIC LIMITED | Private company limited by shares | Dissolved |
| FRONTIERS LIMITED | Company limited by guarantee | Live |
| JT FRONTIERS LIMITED | Private company limited by shares | Dissolved |
| TOP FRONTIERS COMPANY LIMITED | Private company limited by shares | Live |
| NO FRONTIERS LIMITED | Private company limited by shares | Live |
| New Frontiers Limited | Private company limited by shares | Live |
| Child Frontiers Limited | Private company limited by shares | Live |
| Classy Frontiers Limited | Private company limited by shares | Live |
| COMMUNITY HEALTHCARE FRONTIERS LIMITED | Private company limited by shares | Live |
| FrontierX Limited | | Live |
| FRONTIET CIRCUIT LIMITED | Private company limited by shares | Live |
| FRONTINO LIMITED | Private company limited by shares | Dissolved |