| H&F IRONMAN LIMITED | Private company limited by shares | Live |
| IRONMAN AGENCY LIMITED | Private company limited by shares | Dissolved |
| IRONMAN CAPITAL LIMITED | Private company limited by shares | Live |
| IronMan RSV Co., Limited | Private company limited by shares | Live |
| Ironman Marketing Communications Limited | Private company limited by shares | Live |
| IRONMAN CONCEPT LIMITED | Private company limited by shares | Dissolved |
| Ironman Education Consulting Limited | Private company limited by shares | Live |
| IRONMAN CORPORATION LIMITED | Private company limited by shares | Dissolved |
| Ironman Engineering (Hong Kong) Company Limited | | Live |
| ZHEJIANG IRONMAN INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| IRONMAN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| IRONMAN INVESTMENT LIMITED | Private company limited by shares | Live |
| IRONMAN REALTY LIMITED | Private company limited by shares | Dissolved |
| BIG IRONMAN SPORTS CO. LIMITED | Private company limited by shares | Live |
| IRONMAN STATION COMPANY LIMITED | Private company limited by shares | Live |
| IRONMAN TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| IRONMAN TRADING LIMITED | Private company limited by shares | Dissolved |
| Ironmanbaby Technology Co., Limited | | Live |