| Company | Timeline | Status | |
| Imperium Stamps Limited Director • Director | 23 Sep 2014←11 Years→Current | Active | |
Imperium Auctions LLP Designated LLP Member • Unreported | 17 Dec 2012←3 Years→31 May 2016 | Dissolved | |
| Andrew Vaughan Philatelics Limited Director • Director | 10 Sep 1998←27 Years→Current | Active | |
| Carnbrea Properties Limited Secretary • Unreported | 23 Jul 1996←29 Years→Current | Active | |
