| ARI ROSEN LIMITED | Private company limited by shares | Live |
| Rosen HK Company Limited | Private company limited by shares | Live |
| ROSEN CAPITAL LIMITED | Private company limited by shares | Live |
| ROSEN HOLDING LIMITED | Private company limited by shares | Live |
| ROSENBERG COMPANY LIMITED | Private company limited by shares | Dissolved |
| HOWARD ROSENBERG HK LIMITED | Private company limited by shares | Live |
| ROSENBERGER FIBER OPTIC CABLE SYSTEM COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROSENBERGER (H.K.) COMPANY LIMITED | Private company limited by shares | Live |
| ROSENBERGER INTERCONNECT (H.K.) COMPANY LIMITED | | Live |
| ROSENBORG ESTATE LIMITED | Private company limited by shares | Live |
| ROSENCAN TRADE LIMITED | Private company limited by shares | Live |
| Rosenda Tech Limited | Private company limited by shares | Live |
| ROSENDORFF HK JEWELRY LIMITED | Private company limited by shares | Live |
| GUNNEBO ROSENGRENS ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| ROSENING COMPANY LIMITED | Private company limited by shares | Live Commenced dormancy on 04-May-1995 |
| ROSENN CO., LIMITED | Private company limited by shares | Live |
| ROSENSE ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| ROSENWICK LIMITED | Private company limited by shares | Dissolved |