| Company | Timeline | Status | |
| Silvatec Levels Limited Director • Unreported | 26 Jan 2008←18 Years→Current | Active | |
| Silvatec Design Limited Director • Structural Engineer | 19 Feb 2002←24 Years→Current | Active | |
| Zinchome Limited Director • Technical Director | 3 Sep 1998←1 Year→24 Sep 1999 | Active | |
