| Company | Timeline | Status | |
| Mayor Gallery Limited(The) Director • Director | 9 May 2007←18 Years→Current | Active | |
| Freetask Limited Director • Director | 13 Nov 2003←22 Years→Current | Active | |
Rapidholder Limited Director • Art Dealer | 27 Jun 2003←15 Years→11 Oct 2018 | Dissolved | |
| J.A.W. Austin Limited Director • Company Director | 11 May 2001←24 Years→Current | Active | |
| Austin Desmond Fine Art Limited Director • Company Director | 31 Dec 1991←33 Years→Current | Active | |
| Contemporary Books Limited Secretary • Unreported | 31 Dec 1991←4 Years→17 Sep 1996 | Active | |
| Contemporary Books Limited Director • Company Director | 18 Mar 1986←39 Years→Current | Active | |
