| EQUATION LIMITED | Private company limited by shares | Live |
| EQUATION HK LIMITED | Private company limited by shares | Live |
| EQUATION ASIA LIMITED | Private company limited by shares | Live |
| Equation Booking Limited | Private company limited by shares | Live |
| TFP Equation Booking Limited | Private company limited by shares | Live |
| Cloud Equation Limited | Private company limited by shares | Live |
| ACTUAL EQUATION MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| Power Equation Limited | Private company limited by shares | Live |
| Scent Equation (Asia) Co. Limited | Private company limited by shares | Live |
| EQUATION TECHNOLOGY LIMITED | Private company limited by shares | Live |