| IRIDIUM LIMITED | Private company limited by shares | Dissolved |
| Iridium Limited | Private company limited by shares | Live |
| IRIDIUM CAPITAL LIMITED | Private company limited by shares | Live |
| CAPTAIN IRIDIUM LIMITED | Private company limited by shares | Live |
| IRIDIUM CHINA (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Iridium Consulting Limited | Private company limited by shares | Live |
| IRIDIUM INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Iridium Energy (Hong Kong) Co., Limited | Private company limited by shares | Dissolved |
| Iridium Management Co., Limited | Private company limited by shares | Live |
| IRIDIUM MANUFACTURING GROUP LIMITED | Private company limited by shares | Live |
| IRIDIUM-x LIMITED | Private company limited by shares | Live |