| Company | Timeline | Status | |
| Adtran Networks (UK) Limited Director • Businessman | 13 Jul 2000←13 Years→31 Mar 2014 | Active | |
| AMS Technologies Limited Director • Director | 31 Mar 1992←11 Years→1 Jan 2004 | Active | |
| AMS Technologies Limited Secretary • Unreported | 31 Mar 1992←5 Years→1 Jan 1998 | Active | |
