| OSTER LIMITED | Private company limited by shares | Live |
| HK OSTER CO ., LIMITED | Private company limited by shares | Live |
| OSTER (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| OSTER INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| KOREA OSTER TRADING LIMITED | Private company limited by shares | Live |
| LITONG OSTER ENTERPRISES LIMITED | Private company limited by shares | Live |
| OSTERBERG SERVICE AND TRADING HONG KONG LIMITED | Private company limited by shares | Live |
| OSTERBURG LIMITED | Private company limited by shares | Dissolved |
| OSTERGAARD HOLDING LIMITED | Private company limited by shares | Live |
| OSTERIA LIMITED | Private company limited by shares | Live |
| OSTERMANN & CIE LIMITED | Private company limited by shares | Live |
| Ostermann Power Transmission (China) Co., Limited | Private company limited by shares | Dissolved |
| OSTERNS LIMITED | | Live |
| GRUPPE AUS OSTERREICH SA LIMITED | Private company limited by shares | Dissolved |
| Osterstroms China Limited | Private company limited by shares | Dissolved |
| OSTERSUND COMPANY LIMITED | Private company limited by shares | Dissolved |