| Company | Timeline | Status | |
| Wilkes Security Products Limited Secretary • Unreported | 4 Jan 2005←4 Years→23 Feb 2009 | Active | |
| Trimselter Limited Secretary • Unreported | 4 Jan 2005←4 Years→23 Feb 2009 | Active | |
| Samuel Wilkes (Engineering) Limited Secretary • Unreported | 4 Jan 2005←4 Years→23 Feb 2009 | Active | |
| Stancroft Limited Secretary • Unreported | 4 Jan 2005←4 Years→23 Feb 2009 | Active | |
