| POLON LIMITED | Private company limited by shares | Live |
| POLONAISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| POLONANE INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| PoloNetwork Limited | | Live |
| POLONIA TRADING CO. LIMITED | Private company limited by shares | Dissolved |
| POLONIUS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Polonius Capital Limited | Private company limited by shares | Dissolved |
| POLONIUS INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| POLONIUS INVESTMENTS LIMITED | Private company limited by shares | Live |
| POLONO COMPANY LIMITED | Private company limited by shares | Dissolved |
| POLONO COMPANY LIMITED | Private company limited by shares | Dissolved |