| OAKRIDGE, LIMITED | Private company limited by shares | Dissolved |
| OAKRIDGE LIMITED | Private company limited by shares | Dissolved |
| Oakridge Company Limited | Company limited by guarantee | Live |
| OAKRIDGE (HONG KONG) CORPORATION LIMITED | Private company limited by shares | Live |
| OAKRIDGE ENTERPRISES LIMITED | Private company limited by shares | Live |
| Oakridge Holding Limited | Private company limited by shares | Live |
| OAKRIDGE HOLDINGS LIMITED | | Live |
| Oakridge Global Energy Solutions (Hong Kong) Limited | Private company limited by shares | Live |
| Oakridge International Consulting Limited | Private company limited by shares | Live |
| OAKRIDGE INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| OAKRIDGE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| North Oakridge Asset Management Limited | Private company limited by shares | Live |
| Oakridge Overseas Investment Company Limited | | Live |
| Oakridge Wholesale Limited | Private company limited by shares | Live |