| Company Name | Type | Status |
|---|---|---|
| FOX GROUTING LIMITED | Private company limited by shares | Live |
| KIN KEE GROUTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| ABLE WATERPROOFING & EPOXY GROUTING LIMITED | Private company limited by shares | Live |
| CHI YIU DRILLING & GROUTING COMPANY LIMITED | Private company limited by shares | Dissolved |