| Company | Timeline | Status | |
| Ecm Systems Holdings Limited Director • Company Director | 1 Oct 2012←4 Years→20 Oct 2016 | Active | |
| E C M Systems Limited Director • Director | 17 Oct 2011←5 Years→20 Oct 2016 | Active | |
| E C M Systems Limited Director • None | 1 Dec 2005←4 Years→20 Apr 2010 | Active | |
| Boomerang Digital Limited Director • Company Director | 23 Nov 1994←8 Years→27 Jan 2003 | Active | |
| E C M Systems Limited Director • Technical Director | 13 Nov 1991←13 Years→3 Jun 2005 | Active | |
