| POLYVISION LIMITED | Private company limited by shares | Dissolved |
| POLYVISION LIMITED | Private company limited by shares | Dissolved |
| POLYVISION LIMITED | Private company limited by shares | Dissolved |
| POLYVISION ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| PolyVision Group Company Limited | Private company limited by shares | Dissolved |
| POLYVISION (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| POLYVISION TECHNOLOGY HONGKONG LIMITED | Private company limited by shares | Live |
| HONGKONG POLYVISION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| POLYVISION INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| POLYVISION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Polyvision N.V. Limited | Private company limited by shares | Live |
| POLYVISION PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| POLYVISION TRADING LIMITED | Private company limited by shares | Dissolved |