| NICKO LIMITED | Private company limited by shares | Dissolved |
| NICKO LIMITED | Private company limited by shares | Live |
| Nicko Century Company Limited | Private company limited by shares | Live |
| NICKO ENTERPRISES LIMITED | Private company limited by shares | Live |
| NICKO CLEANING SERVICE LIMITED | Private company limited by shares | Dissolved |
| NICKON LIMITED | Private company limited by shares | Dissolved |
| Nickong VIP Limited | Private company limited by shares | Live |
| NICKOPLAS LIMITED | Private company limited by shares | Live |
| NICKOTECH HONGKONG LIMITED | Private company limited by shares | Live |