| Company | Timeline | Status | |
| Advanced Grass Tech Limited Director • Book Keeper | 1 May 2005←16 Years→20 Oct 2021 | Dissolved | |
| Advanced Grass Tech Limited Secretary • Book Keeper | 1 May 2005←16 Years→20 Oct 2021 | Dissolved | |
| Advanced Engineering Techniques Limited Director • Director | 4 Aug 2004←21 Years→Current | Active | |
| The Holbrook Property Company Limited Secretary • Unreported | 6 Mar 1997←28 Years→Current | Active | |
| Advanced Engineering Techniques Limited Secretary • Unreported | 26 Nov 1992←21 Years→27 Sep 2014 | Active | |
| Medical Equipment Manufacturers (Sheffield) Limited Secretary • Unreported | 26 Nov 1992←8 Years→1 Aug 2001 | Active | |
