| Company | Timeline | Status | |
| William Cater (Letchworth) Limited Director • Director | 15 May 1991←17 Years→30 Apr 2009 | Active | |
| William Cater (Letchworth) Limited Secretary • Unreported | 15 May 1991←17 Years→30 Apr 2009 | Active | |
| Royston Trust Limited Director • Director | 15 May 1991←16 Years→20 Mar 2008 | Active | |
| Royston Trust Limited Secretary • Unreported | 15 May 1991←16 Years→20 Mar 2008 | Active | |
| Stoddard Manufacturing Company Limited Director • Director | 22 Mar 1991←16 Years→11 Jan 2008 | Active | |
| Stoddard Manufacturing Company Limited Secretary • Unreported | 22 Mar 1991←16 Years→11 Jan 2008 | Active | |
