| Company | Timeline | Status | |
| Silverthorne Holdings Limited Director • Unreported | 22 Jan 2020←5 Years→Current | Active | |
| Silverthorne Properties Limited Director • Unreported | 12 Dec 2004←20 Years→Current | Active | |
| Silverthorne Engineering Company Limited Director • Unreported | 18 Jun 1999←26 Years→Current | Active | |
