| SIMUATE INTERNATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| SIMUCAD LIMITED | Private company limited by shares | Live |
| American Simudun International Oil Co., Limited | Private company limited by shares | Live |
| SHENZHEN SIMUEN TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SIMUFLYER LIMITED | Private company limited by shares | Live |
| SIMULA COMPANY LIMITED | Private company limited by shares | Live |
| Simulacra Limited | | Live |
| Asian Social Simulation Association Limited | | Live |
| CAPITAL SIMULATIONS LIMITED | Private company limited by shares | Dissolved |
| Simulator LLC FZ Limited | | Live |
| SIMULTRONICS LIMITED | Private company limited by shares | Dissolved |
| SIMUQING INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| SIMURGH LIMITED | Private company limited by shares | Live |
| USA SIMUSI OIL CHEMICAL INDUSTRY GROUP LIMITED | Private company limited by shares | Dissolved |
| Simutech Limited | Private company limited by shares | Live |