| Company Name | Type | Status |
|---|---|---|
| DREIFONTEIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HK Dreilier International Holdings Limited | Live | |
| DREIMLENS (CHINA) CORP. LIMITED | Private company limited by shares | Dissolved |
| DREIMLENS CORPORATION LIMITED | Private company limited by shares | Live |
| Dreimlens Investment Limited | Private company limited by shares | Live |
| DREIMLENS OPTICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| Group Dreizehn Limited | Private company limited by shares | Live |