| Company | Timeline | Status | |
| The Natural Building Company Ltd Secretary • Director & Secretary | 1 May 2008←3 Years→6 Apr 2012 | Active | |
| The Natural Building Company Ltd Director • Director & Secretary | 9 May 2007←3 Years→8 May 2010 | Active | |
| A.M.S. Applied Micro Systems Limited Director • Director | 1 May 2007←4 Years→1 Oct 2011 | Active | |
