| SAIKO COMPANY LIMITED | Private company limited by shares | Live |
| SAIKO ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SAIKO INDUSTRIAL CO., LIMITED | Private company limited by shares | Live Ceased dormancy on 19-Sep-2018 |
| Saiko Michael Company Limited | | Live |
| Saiko Property Investments Limited | Private company limited by shares | Live |
| SAIKO SOUNDS LIMITED | Private company limited by shares | Live |
| SaiKong Investment Limited | Private company limited by shares | Live |
| SAIKONG TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SAIKOTRON ELECTRONIC ENTERPRISES LIMITED | Private company limited by shares | Dissolved |