| ENERGY-S LIMITED | Private company limited by shares | Live |
| ENERGYS ASIA LIMITED | Private company limited by shares | Live |
| Durable Energys Limited | Private company limited by shares | Live |
| Casa Energys Engineering Company Limited | Private company limited by shares | Live |
| ENERGYS GROUP LIMITED | Private company limited by shares | Live |
| ENERGYS GROUP HOLDING LIMITED | Private company limited by shares | Live |
| Energys International (HK) Limited | Private company limited by shares | Dissolved |
| Energys Spectrum Leasing Limited | | Live |
| HUB ENERGYS PRIVATE LIMITED | Private company limited by shares | Live |
| Energys Spectrum Limited | Private company limited by shares | Live |
| Energys Spectrum PFS Limited | | Live |
| SPRING SPARKLE ENERGY-SAVE LIMITED | Private company limited by shares | Dissolved |
| HAN MA ENERGY-SAVER TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Glory & Grace Energy-Saving Limited | Private company limited by shares | Live |
| Li Ning Energy-saving (Hong Kong) Limited | Private company limited by shares | Dissolved |
| SHANGHAI KAIMEIRUI ENERGY-SAVING ELECTRICAL LIMITED | Private company limited by shares | Dissolved |
| Profound Strength Energy-saving Technology Company Limited | Private company limited by shares | Dissolved |
| XIN LI ENERGY-SAVING TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| GO AHEAD ENERGY-SAVING & AUTOMATION TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| ENERGYSENSE COMPANY LIMITED | | Live |
| ENERGYSNOW LIMITED | Private company limited by shares | Live |
| ENERGYSOLU TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Energyspec Pty Limited | Private company limited by shares | Live |
| ENERGYSUP TRADING CO., LIMITED | Private company limited by shares | Live |