| Company Name | Type | Status |
|---|---|---|
| IONIA LIMITED | Private company limited by shares | Dissolved |
| Ionia Bag Co., Limited | Private company limited by shares | Live |
| IONIA SHIPPING LIMITED | Private company limited by shares | Dissolved |
| IONiaga Limited | Private company limited by shares | Live |
| Ionian Investments Limited | Private company limited by shares | Live |
| Ionian Spirit Shipping Limited | Live |