| OREN LIMITED | | Live |
| ORENBURG ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ORENBURG ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| RUSSIA ORENBURG INT'L CHEMICAL GROUP LIMITED | Private company limited by shares | Dissolved |
| Orenda HK Limited | | Live |
| Orendity Limited | Private company limited by shares | Live |
| ORENO LIMITED | Private company limited by shares | Live |
| Oreno International (Hong Kong) Limited | Private company limited by shares | Live |
| Oreno Xiao Nan Guo International (Hong Kong) Limited | Private company limited by shares | Live |
| ORENTAL TOWER LIMITED | Private company limited by shares | Dissolved |