| Company | Timeline | Status | |
| The Aloud Charity Director • Director | 22 Jun 2012←4 Years→27 Apr 2017 | Active | |
| Cambrian ARTS Limited Director • Art Dealer | 5 Sep 2000←25 Years→Current | Active | |
| The Cambrian Gallery Limited Director • Art Dealer | 5 Sep 2000←25 Years→Current | Active | |
| Martin Tinney Gallery Limited Director • Art Dealer | 30 Nov 1994←30 Years→Current | Active | |
