| ATMO GROUP LIMITED | Private company limited by shares | Dissolved |
| ATMO GROUP LIMITED | Private company limited by shares | Live |
| ATMOS LIMITED | Private company limited by shares | Live |
| ATMOS FURNITURE COMPANY LIMITED | | Live |
| atmos Holding Limited | Private company limited by shares | Live |
| AtmosAir Asia Limited | Private company limited by shares | Live |
| Atmosphere Co., Limited | Private company limited by shares | Live |
| Dense And Hevy Atmosphere Global Investment Company Limited | Private company limited by shares | Live |
| PROSPEROUS ATMOSPHERE LIMITED | Private company limited by shares | Live |
| ATMOSPHERE WORKSHOP LIMITED | Private company limited by shares | Live |
| Japan Yalaishi Atmosphere Cleaning Equipment Kabu Limited | Private company limited by shares | Live |
| Atmospheres Limited | Private company limited by shares | Live |
| WUXI KANGNING ELECTRICAL APPARATUS FOR EXPLOSIVE ATMOSPHERES CO., LIMITED | Private company limited by shares | Live |
| Global Standard Laboratory of Atmospheric Physics Co., Limited | Private company limited by shares | Live |
| AT-motion Limited | Private company limited by shares | Live |
| Atmoz Watch Limited | Private company limited by shares | Live |