| Company | Timeline | Status | |
| Rid Management Limited Director • Director | 17 Sep 2009←16 Years→Current | Active | |
| White House Scientific Limited Secretary • Unreported | 13 Mar 1992←33 Years→Current | Active | |
| White House (Chester) Limited Director • Antique Dealer | 31 Dec 1991←33 Years→Current | Active | |
| White House (Chester) Limited Secretary • Unreported | 31 Dec 1991←33 Years→Current | Active | |
| Movecall Limited Director • Antiques Dealer | 25 Sep 1991←9 Years→10 Apr 2001 | Active | |
| White House Scientific Limited Director • Furniture Dealer | 10 Sep 1991←34 Years→Current | Active | |
