| Company Name | Type | Status |
|---|---|---|
| SOLIDS PRODUCT LIMITED | Private company limited by shares | Live |
| Solidsoda Limited | Private company limited by shares | Live |
| SOLIDSONICS Limited | Live | |
| JM SOLID-STATE LIGHTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MICON SOLID-STATE COMPANY LIMITED | Private company limited by shares | Live |
| Advanced Solid-state Microwave System Limited | Private company limited by shares | Live |