| ARCANA LIMITED | Private company limited by shares | Dissolved |
| Arcana Limited | Private company limited by shares | Live |
| ARCANA CAPITAL LIMITED | Private company limited by shares | Live |
| Arcana Consulting Limited | | Live |
| Arcana Group Limited | Private company limited by shares | Live |
| ARCANA HOLDING LIMITED | Private company limited by shares | Live |
| Arcana (Holdings) Limited | Private company limited by shares | Dissolved |
| Arcana (Hong Kong) Limited | Private company limited by shares | Live |
| Arcana International Limited | | Live |
| Arcana Mods Design Studio Limited | | Live |
| Arcana Technologies Limited | Private company limited by shares | Live |
| Arcana Water Seepage Investigation Co. Limited | | Live |