| NORTEK BIO-MEDICAL CO., LIMITED | Private company limited by shares | Live |
| NORTEK HEALTHCARE GROUP LIMITED | Private company limited by shares | Live |
| Nortek Hong Kong Limited | | Live |
| Nortek Instruments Hong Kong Limited | | Live |
| NORTEK INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| Nortek International Limited | Private company limited by shares | Live |
| NORTEK PRODUCTS LIMITED | Private company limited by shares | Live |
| NORTEK TECHNOLOGY LIMITED | | Live |
| NORTEK INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| NORTEKS LIMITED | Private company limited by shares | Live |